|Copyright (c) Queen's Printer,
Victoria, British Columbia, Canada.
[includes amendments up to B.C. Reg. 404/2012, April 1, 2013]
Part 12 — Tools, Machinery and Equipment
12.1 In this Part:
"guard" means a type of safeguard consisting of a physical barrier which prevents a worker from reaching over, under, around or through the barrier to a moving part or point of operation;
"jumbo" means a mobile platform having one or more levels which provides work areas for persons, machines, tools, drills or other materials;
"point of operation" means the danger area in a machine where a part is being formed or work is being done;
"power transmission part" means any moving part of a machine that transfers power from a power source to a point of operation;
"safeguard" means the use of a guard, a safety device, a shield, an awareness barrier, warning signs, or other appropriate means, either singly or in combination, to provide effective protection to workers from hazards;
"safety device" means a type of safeguard consisting of an arrangement of operating controls, an active or passive physical restraint, an interlock, or a presence sensing device which ensures that a worker cannot access or be in a hazardous area while a machine is operating;
"shield" means a type of safeguard consisting of a physical cover or barrier which restricts but does not prevent access to a hazardous moving part or a point of operation.
12.2 Unless elsewhere provided for in this Occupational Health and Safety Regulation, the employer must ensure that machinery and equipment is fitted with adequate safeguards which
(a) protect a worker from contact with hazardous power transmission parts,
(b) ensure that a worker cannot access a hazardous point of operation, and
(c) safely contain any material ejected by the work process which could be hazardous to a worker.
12.3 The application, design, construction and use of safeguards, including an opening in a guard and the reach distance to a hazardous part, must meet the requirements of CSA Standard Z432-94, Safeguarding of Machinery.
[en. B.C. Reg. 312/2003, App. A, s. 15.]
12.4 A safeguard must be capable of effectively performing its intended function.
12.5 A fixed guard must not be modified to be readily removable without the use of tools.
12.6 A guard must be designed, where practicable, to allow lubrication and routine maintenance without removal of the guard.
12.10 An unsafe tool, machine or piece of equipment must be removed from service and identified in a manner which will ensure it is not inadvertently returned to service until it has been made safe for use.
12.11 (1) Powered equipment other than portable powered tools or mobile equipment must have
(a) starting and stopping controls located within easy reach of the operator,
(b) controls and switches clearly identified to indicate the functions they serve,
(c) controls positioned, designed or shielded as necessary to prevent inadvertent activation,
(d) if two-hand controls are installed, controls designed to require concurrent use of both hands to operate the equipment, and to require both controls to be released before another machine cycle can be initiated, and
(e) control systems meeting the requirements of this Regulation.
(2) Portable powered tools and mobile equipment must have operating controls conforming to an appropriate standard acceptable to the Board.
12.12 A machine must be located or safeguarded so that operation of the machine will not endanger workers using normal passage routes about the workplace or operating an adjacent machine.
12.13 A physical hazard must be marked in a manner that clearly identifies the hazard to the affected workers.
12.14 (1) Repealed. [B.C. Reg. 312/2003, App. D, s. 8.]
(2) A piping system containing substances other than controlled products must be identified in a manner known to the affected workers.
(3) The identification markings on a piping system must be maintained in a legible condition.
[am. B.C. Reg. 312/2003, App. D, s. 8.]
12.15 Effective means of restraint must be used
(a) on a connection of a hose or a pipe if inadvertent disconnection could be dangerous to a worker,
(b) if unplanned movement of an object or component could endanger a worker, or
(c) to secure an object from falling and endangering a worker.
Guarding Mechanical Power Transmission Parts
12.16 Rotating parts, such as friction drives, shafts, couplings and collars, set screws and bolts, keys and keyways, and projecting shaft ends, exposed to contact by workers must be guarded.
12.17 (1) Every gear and chain sprocket must be completely enclosed, or if complete enclosure is impracticable, must have band-type guards with flanges extending below the root of the teeth.
(2) If there is a hazard from rotating spokes, the spokes must be guarded on the sides accessible to workers.
12.18 A crank, connecting rod, tail rod, extension piston rod or other reciprocating or oscillating part exposed to contact by workers must be guarded.
12.19 A power transmission belt, rope or chain must be guarded to protect workers who would be endangered in the event of its failure.
12.20 (1) The in-running nip point of a power transmission belt, rope or chain, and any portion of a flywheel or pulley located within 2.5 m (8 ft) above a floor, walkway or platform must be guarded to prevent contact by workers.
(2) An installation of the type covered by subsection (1) in place before January 1, 1999, which has unguarded parts more than 2.1 m (7 ft) but less than 2.5 m (8 ft) above the floor, walkway or platform may have those portions remain unguarded unless the work process presents an undue risk to workers if those portions remain unguarded, or until such time as the installation is substantially overhauled or renovated.
12.21 (1) A pit for a flywheel or pulley must have curbs or toeboards around the upper edge of the pit.
(2) Repealed. [B.C. Reg. 312/2003, App. B, s. 14.]
(3) A flywheel or pulley which is defective or has been exposed to excessive heat must be removed from service and must not be returned to service until it has been repaired according to the manufacturer's recommendations, or certified safe for use by a professional engineer.
[am. B.C. Reg. 312/2003, App. B, s. 14.]
12.22 Unless otherwise permitted by this Regulation, a conveyor must meet the requirements of ANSI Standard ANSI/ASME B20.1-1993, Safety Standards for Conveyors and Related Equipment.
[am. B.C. Reg. 312/2003, App. A, s. 5.]
12.23 A belt conveyor must have accessible nip points of spools and pulleys guarded to prevent contact by a worker.
12.24 (1) The moving parts of a screw-type conveyor must be guarded from contact by a worker.
(2) Each guard on a screw-type conveyor must be secured by fasteners requiring a tool for removal.
(3) The openings in mesh and grid guards must meet the requirements of Appendix A of CSA Standard Z432-94, Safeguarding of Machinery.
[am. B.C. Reg. 312/2003, App. A, s. 5.]
12.25 If the feed point for a conveyor cannot be guarded because of the work process, any workers required to be in the area must have and use suitable devices and tools which prevent the worker from contacting moving parts of the conveyor system.
12.27 A conveyor must have guards or sideboards to prevent material from falling from the conveyor into areas occupied by workers if the falling material presents a hazard of impact injury or burn.
12.28 (1) A conveyor must have an emergency stopping system unless worker access to the conveyor is prevented by guarding.
(2) The conveyor emergency stopping system must be designed and installed so that the system will activate as a worker falls onto the conveyor, or if a fallen worker on the conveyor moves an arm or leg off to one side of the conveyor.
(3) If a conveyor emergency stopping system uses a pull wire, the system must activate by a pull of the wire in any direction, or by a slack cable condition.
(4) The conveyor emergency stopping system must be designed and installed so that after an emergency stop, manual resetting is required before the conveyor can be restarted.
(5) A conveyor must not be restarted after an emergency stop until inspection has determined it can be operated safely.
Power Presses, Brake Presses and Shears
12.29 Point of operation safeguarding, and the design, construction and reliability of operating controls of a power press, brake press, ironworker or shear must meet the requirements of the following applicable standard:
(a) CSA Standard CAN/CSA-Z142-M90, Code for Punch Press and Brake Press Operation: Health, Safety, and Guarding Requirements;
(b) ANSI Standard B11.4-1993, American National Standard for Machine Tools – Shears – Safety Requirements for Construction, Care, and Use;
(c) ANSI Standard B11.5-1988 (R1994), American National Standard for Machine Tools – Ironworkers – Safety Requirements for Construction, Care, and Use.
(d) Repealed. [B.C. Reg. 312/2003, App. A, s. 17.]
[am. B.C. Reg. 312/2003, App. A, s. 17.]
12.30 (1) The point of operation of a power press, brake press or shear must be safeguarded to prevent injury to the operator or any other worker.
(2) A hand feeding or extraction tool must not be used as a substitute for point of operation safeguarding.
(3) A guillotine or alligator shear must have a guard or other device which protects the operator from flying particles or material emanating from the shears.
(4) The point of operation of a manually powered press, shear or cutter must be effectively guarded.
12.31 The safeguarding for the point of operation of a brake press may be removed if custom or different bends are being done with each cycle of the machine, provided that safe work procedures are followed, and safeguarding is replaced upon completion of such custom work.
12.32 If a power press or brake press is being used in a production mode the keys for all control selector switches must remain under a supervisor's control.
Feed-rolls and Metal-forming Rolls
12.34 Feed-rolls must have a guard or safety device to prevent the operator from contacting any in-running nip points.
12.35 A feed-roll guard must be effective for the material thickness being processed, and the clearance between the guard and the material passing through the feed-rolls must not exceed 6 mm (1/4 in).
12.36 If the work process on metal-forming rolls precludes the use of guards, an emergency stopping system must be installed across the machine, and also across the rear (offside) of the machine if a worker is exposed to the hazard on that side, and the emergency stopping system must activate automatically when contacted.
12.37 Cutting or cooling fluids, metal chips, swarf or turnings from machine tool work must be contained.
12.38 Dogs that extend beyond the circumference of a lathe chuck must be safeguarded from contact by the operator.
12.39 Lathe stock must be polished with tools designed for this purpose, and the use of hand held strips of abrasive cloth is prohibited.
12.40 Safeguards must be provided to prevent a worker from contacting stock projecting from a machine tool.
12.41 A shaper or planer bed opening must be covered or safeguarded to eliminate shearing hazards.
12.42 Safeguards must be installed at the farthest points of travel of the carriage or table of a shaper, planer, surface grinder or similar equipment to protect workers against contact with moving parts.
12.43 The rim of the revolving table of a vertical boring mill must be safeguarded to prevent contact by workers.
12.44 An abrasive wheel must be guarded, used and maintained to meet the requirements of ANSI Standard B7.1-1988, The Use, Care and Protection of Abrasive Wheels.
[am. B.C. Reg. 312/2003, App. A, s. 5.]
12.45 (1) An abrasive wheel must have a protective hood that will contain fragments of the wheel should it break apart while turning.
(2) Subsection (1) does not apply to
(a) an abrasive wheel used for internal work,
(b) a mounted wheel of any shape or type which is 50 mm (2 in) or less in diameter,
(c) a threaded-hole, cone or plug type of wheel if the nature of the work provides protection, or
(d) a portable grinder when it is being used for grinding root passes in welded pipe, provided it has a protective hood covering at least 120° of the wheel periphery and the operator wears adequate eye and face protection.
12.46 (1) Repealed. [B.C. Reg. 312/2003, App. B, s. 15.]
(2) The allowable arbor or shaft speed of abrasive equipment must be clearly marked on the equipment.
(3) A pneumatic grinder must have a governor which limits maximum shaft speed to that specified by the tool manufacturer, and the maximum rated speed must be marked on the equipment.
(4) Repealed. [B.C. Reg. 312/2003, App. B, s. 15.]
[am. B.C. Reg. 312/2003, App. B, s. 15.]
12.47 The side of an abrasive wheel must not be used for grinding and non-ferrous materials must not be ground unless the wheel is designed for such use.
12.48 When the work is hand-held, a grinding machine must have an adjustable work rest with its upper edge at or above the centreline of the abrasive wheel and within 3 mm (1/8 in) of the cutting surface.
12.49 Dust from a grinding or buffing operation must be controlled to prevent a hazard to any worker.
Powder Actuated Tools
12.51 A powder actuated fastening system, consisting of the tool, power loads and fasteners must meet the requirements of ANSI Standard A10.3-1995, American National Standard for Construction and Demolition Operations – Safety Requirements for Powder-Actuated Fastening Systems.
[am. B.C. Reg. 312/2003, App. A, s. 4.]
12.52 A low velocity powder actuated tool, with a fastener test speed rating of less than 100 m (330 ft) per second, must be used unless no low velocity tool available on the market is capable of doing the fastening task.
12.53 (1) Two separate and distinct operations must be required to activate a powder actuated tool and the final firing movement must be separate and subsequent to depressing the tool into the firing position.
(2) The tool must be designed so that positive means of varying the power level is available, or can be made available, so that the operator may select a power level appropriate to perform the desired work.
12.54 (1) A powder actuated tool must be marked with the manufacturer's name or trademark, model number and serial number.
(2) A guard or accessory for use with a powder actuated tool must be marked with the manufacturer's name or trademark.
12.55 (1) When not in use, a powder actuated tool must be unloaded and the tool and power loads must be securely stored and be accessible only to qualified and authorized persons.
(2) Power loads of different power levels and types must be kept in different compartments or containers.
12.56 (1) Only a qualified person may handle or use a powder actuated tool or power loads.
(2) The operator must have immediately available when using or servicing a powder actuated tool
(a) a copy of the manufacturer's operating instructions for the tool,
(b) a copy of the power load and fastener charts for the tool, and
(c) any accessories or tools needed for use or field servicing of the tool, including personal protective equipment.
(3) Repealed. [B.C. Reg. 312/2003, App. B, s. 17 (b).]
(4) A powder actuated tool must not be used in an explosive or flammable atmosphere.
(5) A powder actuated tool may only be loaded when it is being prepared for immediate use, and must be unloaded at once if work is interrupted after loading.
(6) A powder actuated tool must not be pointed at any person.
(7) If a powder actuated tool misfires, the operator must hold the tool firmly against the work surface for at least 5 seconds, then follow the manufacturer's instructions for such occurrences, and until the cartridge has been ejected, keep the tool pointed in a direction which will not cause injury to any person.
[am. B.C. Reg. 312/2003, App. B, s. 17.]
12.57 (1) A powder actuated tool fastener must not be driven into very hard or brittle materials, such as cast iron, glazed tile, hardened steel, glass block, natural rock, hollow tile, and most brick.
(2) A powder actuated tool fastener may only be driven into easily penetrated or thin materials or materials of unknown resistance if the receiving material is backed by a material that will prevent the fastener from passing completely through.
(3) A powder actuated tool fastener must not be driven into steel within 13 mm (1\2 in) of an edge, or within 5 cm (2 in) of a weld except for special applications permitted by the tool manufacturer.
(4) Except for special applications recommended by the manufacturer, a powder actuated tool fastener may not be driven into masonry materials
(a) within 7.5 cm (3 in) of an unsupported edge with a low velocity tool, or
(b) within 15 cm (6 in) of an unsupported edge with a medium or high velocity tool.
(5) A powder actuated tool fastener must not be driven
(a) into concrete unless material thickness is at least 3 times the fastener shank penetration,
(b) into any spalled area, or
(c) through existing holes unless a specific guide means, as recommended and supplied by the tool manufacturer, is used to assure positive alignment.
Woodworking Tools and Equipment
12.58 A template, jig, or pushstick must be used if there is a risk of injury to a worker's hands when feeding woodworking machinery.
12.59 (1) If the use of a guard on woodworking machinery is clearly impracticable for a specific operation, the guard may be removed, but an appropriate pushstick, jig, feather board or similar device must be used to prevent the operator encroaching into the cutting area, and upon completion of the operation the guard must be replaced.
(2) A guard may otherwise only be removed if the guard itself creates a hazard, or if its removal is necessary for maintenance.
12.60 (1) If a hand-fed circular saw is used for ripping wood, or is used for any other purpose where there is a risk of kickback, the circular saw must have
(a) anti-kickback fingers and a splitter or spreader designed to prevent kickback, or
(b) a riving knife designed to prevent kickback.
(2) Subsection (1) does not apply when the circular saw is used for grooving, dadoing or rabbeting.
[en. B.C. Reg. 312/2012, App. A, s. 1.]
12.61 The cutting table and the saw travel stop on a radial arm saw must be designed and maintained so that no part of the saw blade can travel past the forward edge of the cutting table.
12.62 A hand-fed wood jointer must have a self adjusting guard over the cutting head on the working side and a guard over the portion of the cutting head behind the fence.
12.63 (1) The revolving drums, pulleys, nip points, and unused runs of a sanding belt of a sanding machine must be effectively guarded.
(2) Guards must be arranged so that only the portion of the belt necessary for the operation is exposed.
12.64 A hand-fed tenoning machine must have a device which holds the material being cut.
12.65 A hand-held circular saw must have a guard which automatically adjusts to the thickness of the material being cut, and which, when the saw is withdrawn from the material, completely covers the cutting area of the blade.
12.66 (1) A cutting head on a woodworking tool or piece of equipment such as a router, a shaper or a sticker must be properly adjusted and secured.
(2) If two or more knives are used in one head, they must be balanced.
(3) A cutting head protective hood fitted on woodworking equipment must be strong enough to contain fragments which result from failure of cutting head components.
(4) A small hand-held router using a one piece cutting bit is exempt from the requirements of subsection (3).
12.67 (1) A band saw blade must be enclosed or guarded, except for the working side of the blade between the guide rolls and the table.
(2) A band saw wheel must be fully encased.
12.68 A hand-fed mobile chipper must have a barrier or baffle installed on the feed side of the rotor to prevent the ejection of chipped material.
12.69 A self-feeding chipper must have a table or apron extending at least 1.5 m (5 ft) back from the rotor with sides sufficiently high to prevent a worker from reaching in and contacting the rotating knife.
12.70 (1) A driven-feed chipper must have
(a) a feed table that meets both of the following requirements:
(i) the feed table, including the drop-down extension, if any, must extend at least 150 cm (59 in) from the nip point of the feed rollers;
(ii) the total distance from the nip point of the feed rollers to the ground must be at least 210 cm (82 in), as measured along the centre line of the feed table to the lip of the feed table and then vertically from the lip of the feed table to the ground,
(b) side walls on the feed table, including any drop-down extension, and on the guard chute that are of sufficient height to prevent a worker who is standing on the ground from reaching the feed rollers, and
(c) a feed control bar that is
(i) located across the top and close to the feed end of the guard chute, and
(ii) designed so that a worker endangered by the feed rollers is able to stop or reverse the feed rollers both by
(A) pushing the feed control bar to its forward travel limit, and
(B) pulling the feed control bar to its rearward travel limit.
(2) No part of a person's body may be on the feed table or in the guard chute unless
(a) the feed rollers have stopped, and
(b) the motor of the driven-feed chipper is turned off and locked out.
(3) Despite subsection (1), a driven-feed chipper that is in use in British Columbia before February 1, 2012 may continue to be used if
(a) the driven-feed chipper meets the requirements of subsection (1) (a) and (b),
(b) the feed control bar meets the requirements of subsection (1) (c) (i), and
(c) the feed control bar is designed so that a worker endangered by the feed rollers is able to stop or reverse the feed rollers by at least one of the means set out in subsection (1) (c) (ii).
[en. B.C. Reg. 188/2011, App. E, s. 1.]
12.71 On a mobile chipper which gravity feeds material through a vertical hopper to the rotor, the sides of the hopper must be of a depth which prevents the operator from reaching in so as to contact the rotor, but which, in no case, is less than 90 cm (3 ft) measured from the top edge of the hopper to the periphery of the rotor.
12.72 (1) A chain saw must meet the requirements of CSA Standard Z62.1-95, Chain Saws.
(2) A chain saw must have a chain brake that activates automatically upon kickback regardless of the position of the power head or operator's hands.
(3) A chain saw manufactured before January 1, 1999, with a guide bar exceeding 66 cm (26 in.), measured from the top of the cutters at the bar tip to the point of the "dogs" or "bumper spikes", is exempt from the requirement for a chain brake.
[am. B.C. Reg. 312/2003, App. A, s. 5.]
12.73 A chain saw chain must be stopped before the saw operator moves from cut to cut, unless the next cut is in the immediate area and the saw operator can safely move to the next cutting position.
Automotive Lifts and Other Vehicle Supports
12.74 (1) An automotive lift must meet the requirements of ANSI Standard ANSI/ALI ALCTV-1998, American National Standard for Automotive Lifts — Safety Requirements for Construction, Testing and Validation.
(2) The operation, inspection and maintenance of an automotive lift must meet the requirements of ANSI Standard ANSI/ALI ALOIM-2000, American National Standard for Automotive Lifts — Safety Requirements for Operation, Inspection and Maintenance.
(3) Portable automotive lifting devices and vehicle supports must meet the requirements of the applicable section of ANSI Standard ASME PALD-2003, Safety Standard for Portable Automotive Lifting Devices.
[en. B.C. Reg. 17/2006, s. 1.]
12.75 An automotive lift, portable automotive lifting device or other vehicle support must be assembled and installed by qualified personnel.
[am. B.C. Regs. 312/2003, App. B, s. 18; 17/2006, s. 2.]
12.76 Operation, inspection, repair, maintenance and modification of an automotive lift, portable automotive lifting device or other vehicle support must be carried out according to the manufacturer's instructions or the written instructions of a professional engineer.
[am. B.C. Reg. 17/2006, s. 3.]
12.77 The employer must keep a maintenance, inspection, modification and repair record for each automotive lift.
[en. B.C. Reg. 17/2006, s. 4.]
12.78 An automotive lift must be inspected and tested monthly in a manner acceptable to the Board, unless the manufacturer requires more frequent inspection and testing.
[am. B.C. Reg. 17/2006, s. 5.]
12.79 (1) The rated capacity must be marked on each automotive lift, portable automotive lifting device or other vehicle support and must not be exceeded.
(2) Repealed. [B.C. Reg. 312/2003, App. C, s. 3 (c).]
(3) If the rated capacity of a device listed in subsection (1) is dependent on the concurrent use of 2 or more devices, the number of devices required to achieve the rated capacity must be clearly marked on the devices.
[am. B.C. Regs. 312/2003, App. C, s. 3; 17/2006, s. 6.]
12.80 The control for an automotive lift must require continuous pressure by the operator when raising or lowering the unit, and the control must return to the neutral position when released.
12.80.1 Before a runway type automotive lift is used,
(a) manual wheel chocks must be used as the primary means to restrain the vehicle from movement, and
(b) automatic or fixed stops, or a combination of them, must be provided and used as a secondary means to prevent the vehicle from inadvertently rolling off either end of the runway.
[en. B.C. Reg. 17/2006, s. 7.]
12.80.2 (1) An automotive lift that has swing arms must have swing-arm pivot restraints if
(a) no part of the rigid superstructure is under the raised vehicle, or
(b) the lift has 2 or more superstructures and the clearance between the rigid parts of the superstructures on each side of the vehicle is 1.3 m (51 in.) or more.
(2) Swing-arm pivot restraints required under subsection (1) must be designed and maintained to prevent unintentional removal or disengagement of the swing-arm pivot restraints when a vehicle is being supported by the automotive lift.
[en. B.C. Reg. 312/2010, App. I.]
12.81 A tumbler drum must be guarded or enclosed, and any access door in a guard or enclosure must have interlocks which prevent the access door from being opened while the drum is rotating, and the drum from operating while the access door is open.
12.82 (1) A hand held pneumatic nailing or stapling tool capable of driving fasteners larger than 1.2 mm (0.05 in. or 18 gauge ASWG) must not activate unless the operator performs 2 actions, one of which is to place the tool against a work surface.
(2) The trigger of a pneumatic nailing or stapling tool must not be taped or otherwise secured in the "on" position, or held in the "on" position while moving between operations.
(3) The air supply to a pneumatic nailing or stapling tool must be disconnected before adjusting or servicing the tool.
(4) Repealed. [B.C. Reg. 312/2003, App. B, s. 19.].
[am. B.C. Reg. 312/2003, App. B, s. 19.]
12.83 An industrial robot or robot system must be installed, safeguarded, maintained, tested and started, used, programmed and workers trained to meet the requirements of
(a) CSA Standard CAN/CSA-Z434-94, Industrial Robots and Robot Systems – General Safety Requirements, or
(b) ANSI Standard ANSI/RIA R15.06-1992, American National Standard Industrial Robots and Robot Systems – Safety Requirements.
(c) Repealed. [B.C. Reg. 312/2003, App. A, s. 18 (c).]
[am. B.C. Reg. 312/2003, App. A, s. 18.]
Drilling Rock or Similar Materials
12.84 The employer must ensure that before drilling
(a) the back, face and sides of the work area have been scaled and stabilized,
(b) the working face and surrounding area have been thoroughly washed, and
(c) remnants of holes have been inspected for explosives and distinctively marked.
12.85 The employer must ensure that
(a) a rock drill is not used unless equipped with a water jet or other device capable of suppressing rock dust, and
(b) adequate restraining devices are installed on hose connections under pressure, if inadvertent disconnection could endanger workers.
12.86 Operating controls must not be installed on the feed slide of a top-hammer percussion drill.
12.87 A worker must not proceed beyond the front of the drill controls of a drill jumbo if the drills are in operation, unless the drilling equipment is specifically designed and certified for that purpose.
12.88 (1) A drill jumbo that contains decks must be
(a) fitted with guardrails and toeboards, meeting the requirements of Part 4 (General Conditions), around the upper decks,
(b) equipped with a rack or receptacle for securely storing drill rods and other equipment,
(c) provided with safe access to each working level,
(d) provided with a visual warning system to warn workers located below the upper decks, before a worker above collars a hole or removes the boom stabilizer from the face after finishing a hole, and
(e) securely fixed in position at the face to prevent inadvertent movement during drilling operations.
(2) Explosives must not be brought onto or under a drill jumbo during a drilling operation, nor may holes be loaded until drilling is complete.
12.89 A driller must ensure that
(a) the cut is not drilled in the same location as the previous round,
(b) holes are not drilled within 15 cm (6 in) of any part of a bootleg, and
(c) there is no drilling at a face when a hole is loaded or being loaded with explosives except in conformity with the requirements on drilling to refire a misfire, as specified in Part 21 (Blasting Operations).
12.90 (1) A drill operator working without a helper must not manually add or remove drill steel or a drill bit, or service drilling equipment, while the drill is rotating under power.
(2) A worker assisting the drill operator with drill bit or drill steel handling must remain clear of rotating parts of the drill system.
(3) Except as provided in subsection (4), a boom-mounted percussion drill being used with multiple lengths of coupled drill steel must have a rod changer or other effective device installed and used to add or remove drill steel.
(4) If it is not practicable to fit a rod changer to a boom-mounted percussion drill, adequate written safe work procedures for adding and removing drill steel must be available, and the drill must be operated in accordance with those procedures.
12.91 (1) The operator or other workers may only ride on a self-propelled drill if in a safe position inside a roll over protective structure (ROPS).
(2) If there is no ROPS, the drill must have controls for machine travel located to allow the operator to move the machine from a position off the machine and clear of any hazard should the drill roll or slide downhill.
12.92 If a drilled hole is being cleaned using an air or water pressure blowpipe, the operator must ensure that everyone is clear of the area made hazardous by blowback.
Breaking and Melting Metal
12.93 An effective guard or barrier must be installed to protect workers from flying metal fragments if a drop weight or other impact device is used to break castings or other metal.
12.94 A furnace, crucible, ladle, mould or other equipment for handling or containing molten metal must be inspected at regular intervals to determine the condition of the lining, and if any abnormal deterioration is observed the equipment must be removed from service without delay.
12.95 All practicable means must be used to prevent eruptions caused by moisture in furnaces, ladles, crucibles, molds and other equipment containing molten metal.
12.96 (1) Material to be put in a melting furnace must be carefully inspected to ensure that a cylinder, tank or similar closed vessel of any description is not placed in the furnace.
(2) Before being exposed to the intense heat of a furnace, a closed vessel must be cut open to eliminate the explosion hazard, but must not be cut open using a method involving the application of heat or flame.
(3) If a worker must be situated near an open furnace during charging operations, the material to be melted must be carefully examined and, if necessary, must be sufficiently preheated to ensure that moisture and foreign substances are eliminated.
(4) Preheating must be done under controlled circumstances to ensure that no worker is endangered by the process.
Abrasive Blasting and High Pressure Washing
12.97 In sections 12.97 to 12.111:
"cabinet" means an enclosure designed to permit abrasive blasting, high pressure washing or a similar operation to be conducted safely inside the enclosure by a worker who is outside the enclosure;
"enclosure" means a temporary or permanent enclosure of a work area provided with exhaust ventilation and makeup air to reduce exposure of workers inside the enclosure and prevent the uncontrolled release of air contaminants from the enclosure;
"high pressure washing" or "jetting" means the use of water or other liquid delivered from a pump at a pressure exceeding 34 MPa (5 000 psi), with or without the addition of solid particles, to remove unwanted matter from a surface or to penetrate into the surface of a material for the purpose of cutting that material.
12.98 The employer must ensure that a risk assessment is done before any abrasive blasting activity, high pressure washing process, or related cleanup is started which may cause release of a harmful level of an air contaminant from a surface or coating containing a toxic heavy metal or asbestos.
12.99 If abrasive blasting, high pressure washing or a similar operation is conducted by a worker outside a cabinet, written safe work procedures addressing the hazards and necessary controls must be prepared and implemented by the employer.
12.100 Abrasive blasting materials containing crystalline silica must be replaced with less toxic materials, when practicable.
12.101 (1) An abrasive material must not be reused if it
(a) contains crystalline silica, or
(b) becomes contaminated with any harmful impurities including metals such as lead, chromium, nickel or mercury.
(2) The requirements of subsection (1) do not apply to a fully enclosed, vented cabinet designed to recirculate the abrasive material.
12.102 (1) Used abrasive blasting materials which contain a substance designated under section 5.57 must be removed from the work area by using effective procedures designed to minimize the generation of airborne dust, and suitable personal protective equipment.
(2) Removal under subsection (1) must take place by the end of each shift unless
(a) a risk assessment establishes that the risks from removal will exceed the risks from leaving the materials in place,
(b) no workers will be exposed to the materials before removal occurs, or
(c) the materials cannot be separated from the environment in which the abrasive blasting takes place.
(3) If removal is delayed pursuant to subsection (2), the employer must assess the risks arising from delaying the removal and develop safe work procedures.
(4) The work procedures developed under subsection (3) must be in writing.
[en. B.C. Reg. 253/2001, s. 8.]
12.103 Engineering controls such as an enclosure or local exhaust ventilation with dust collection must be used to maintain airborne contaminant levels below exposure limits, where practicable.
12.104 (1) When abrasive blasting or a similar operation is conducted within a structure, the process must be isolated in a separate, properly ventilated enclosure or cabinet to minimize worker exposure to air contaminants generated by the process.
(2) When abrasive blasting or a similar operation is conducted inside an enclosure or cabinet, the enclosure or cabinet must have exhaust ventilation that
(a) maintains air pressure below the air pressure outside the enclosure or cabinet, so as to prevent the escape of air contaminants from the enclosure or cabinet to other work areas, and
(b) minimizes worker exposure inside the enclosure.
12.105 (1) When abrasive blasting or a similar operation is conducted outside a structure, the process must be restricted to a work zone which is identified by signs or similar means as being a contaminated area.
(2) Only properly protected workers who are necessary to perform the work are permitted inside an enclosure or a restricted work zone where abrasive blasting or a similar operation is conducted.
12.106 (1) The operating controls for a sandblasting machine or jetting gun must be
(a) located near the nozzle in a position where the operator's hands will be when using the device,
(b) the continuous pressure type that immediately stops the flow of material when released, and
(c) protected from inadvertent activation.
(2) Subsection (1) (a) does not apply to sandblasting machines or jetting guns used in operations where hand operated controls are clearly impracticable, in which case the operator must use a foot operated control or equivalent safety device, both of a design acceptable to the Board.
[en. B.C. Reg. 253/2001, s. 9.]
12.109 A worker must not hand hold an object while it is being cleaned or cut by a jetting gun.
12.110 High pressure hoses, pipes, and fittings must be supported to prevent excessive sway and movement.
12.111 (1) A nozzle or jetting gun operator must wear personal protective clothing and equipment on the body, hands, arms, legs and feet, including the metatarsal area, made of canvas, leather or other material which will protect the worker's skin from injury in the event of contact with the flow from the nozzle.
(2) Unless the process is isolated from the operator in a separate cabinet, a suitable respirator must be provided and worn whenever abrasive blasting or a similar operation is conducted.
[am. B.C. Reg. 312/2010, App. G, s. 13.]
Welding, Cutting and Allied Processes
12.112 Welding, cutting and similar processes must be carried out according to the requirements of CSA Standard W117.2-94, Safety in Welding, Cutting, and Allied Processes.
[en. B.C. Reg. 312/2003, App. B, s. 21.]
12.114 Effective local exhaust ventilation must be used at any fixed work station to minimize worker exposure to harmful air contaminants produced by welding, burning or soldering.
12.115 A coating on metal which could emit harmful contaminants (such as lead, chromium, organic materials, or toxic combustion products) must be removed from the base metal, whenever practicable, before welding or cutting begins.
12.116 (1) A container which may have held a combustible substance must be thoroughly cleaned before any welding or burning operation is carried out on the container.
(2) Burning, welding or other hot work must not be done on any vessel, tank, pipe or structure, or in any place where the presence of a flammable or explosive substance is likely until
(a) tests have been made by a qualified person to ensure the work may be safely performed, and
(b) suitable safe work procedures have been adopted, including additional tests made at intervals that will ensure the continuing safety of the workers.
12.117 Silver solder containing cadmium must not be used without prior written approval from the Board.
12.118 Welding equipment, including regulators, automatic reducing valves and hoses, must be used only for the gas for which it is designed.
12.119 Before using gas welding or burning equipment, the operator must ensure that the equipment is free from defects, leaks, oil and grease.
12.120 Suitable safety devices to prevent reverse gas flow and to arrest a flashback must be installed on each hose in an oxyfuel system, between the torch and the regulator.
[am. B.C. Reg. 312/2003, App. B, s. 22.]
12.122 (1) Arc welding must not be carried out unless workers who may be exposed to radiation from the arc flash are protected by adequate screens, curtains or partitions or wear suitable eye protection.
(2) A screen, curtain or partition near an arc welding operation must be made of or be treated with a flame resistant material or coating, and must have a nonreflective surface finish.
12.123 A worker involved in welding or burning operations must wear
(a) flame resistant work clothing,
(b) gauntlet gloves of leather or other suitable material and arm protection,
(c) an apron of leather or other suitable material for heavy work,
(d) eye and face protection against harmful radiation, particles of molten metal, and while chipping and grinding welds, and
(e) substantial safety footwear made of leather or other suitable material.
12.124 A respirator must be provided and worn if an effective means of natural, mechanical or local exhaust ventilation is not practicable
(a) during short duration welding, burning or similar operations, and
(b) during emergency work.
[en. B.C. Reg. 253/2001, s. 10; am. B.C. Reg. 312/2010, App. G, s. 14.]
12.125 Recently welded or flame cut work must be marked "HOT" or effectively guarded to prevent contact by a worker, if a worker not directly involved in the hot work is likely to enter the work area.
12.126 (1) At least one fire extinguisher of a suitable type and capacity must be immediately available at a work location where welding or cutting is done.
(2) Fire extinguisher locations must be marked and made known to workers.
Painting, Coating and Work with Plastics and Resins
12.127 Sections 12.128 to 12.141 apply to a workplace in which there is spraying or use of a paint or similar coating, a fibre reinforced resin, a thermoplastic material, an expandable resin foam, or other similar materials.
12.128 (1) An employer must ensure that a less hazardous substance or work process is substituted for a higher hazard substance or process, whenever practicable.
(2) The employer must ensure that a substitute for a paint containing toxic heavy metal components is used if an alternative product exists.
12.129 (1) A toxic (WHMIS D1 or D2) or flammable chemical or chlorofluorocarbon must not be used as a propellant in spraying operations.
(2) Spraying a flammable or other hazardous product is prohibited within a general work area, unless effective controls have been installed to control the fire, explosion and toxicity hazards.
(3) When practicable, a coating must not be applied to a material about to be welded.
12.130 A work area or enclosure where hazardous materials are handled or used must be posted with suitable signs or placards warning workers of the hazards within the identified restricted access area and stating the precautions for entry into the area.
12.131 When practicable, a ventilated spray booth or other enclosure designed to control worker exposure must be used during
(a) any operation or process which involves spraying a paint or resin,
(b) lay-up or moulding of reinforced plastic, or
(c) any application of a paint, coating or insulation containing a sensitizer such as an isocyanate compound, or similar operations using very toxic materials.
12.132 (1) The air velocity through a horizontal flow spray booth, a vertical flow, down-draft booth or other enclosure required by section 12.131 must be at least
(a) 50 cm/s (100 fpm) if the cross-sectional area is 14 m2 (150 ft2) or less, and
(b) 25 cm/s (50 fpm) if the cross-sectional area is greater than 14 m2 (150 ft2).
(2) In outdoor applications of materials listed in section 12.131, an air velocity across the work area of at least 0.25 m/s (50 fpm) must be assured, by mechanical means if necessary, to carry vapours and aerosols away from the breathing zone of a worker.
12.133 A ventilation system used to control airborne contaminants must have electrical and mechanical systems designed to control all potential ignition sources.
[en. B.C. Reg. 312/2003, App. E, s. 6.]
12.134 (1) A ventilation system subject to heavy concentrations of overspray from the operation must have an arrester filter.
(2) An arrester filter must be maintained in good operating condition and replaced when the pressure drop across the filter exceeds the design criteria.
12.135 Each worker who is or may be exposed to an airborne contaminant generated by a spray operation involving a sensitizing agent referred to in section 5.57 (1) must be provided with and wear a supplied-air respirator.
[am. B.C. Regs. 315/2003, App. A, s. 14; 312/2010, App. G, s. 15.]
12.136 Empty, non-returnable containers which contained isocyanates must be decontaminated by filling them with water and allowing them to stand for a minimum of 48 hours, without being sealed, stoppered or closed, after which they must be pierced to prevent re-use.
12.138 An airless spray gun must have
(a) a means to electrically bond the gun to the paint reservoir and pump,
(b) a guard that will protect against trigger activation if the gun is dropped, and
(c) the trigger function configured to require two distinct operations by the user to activate the release of paint or fluid through the nozzle, or a safety device which prevents the nozzle tip from coming into contact with a worker.
12.139 An airless spray gun, hose, fitting and pressure vessel must be designed and constructed to withstand the pressure involved.
12.140 Emissions from operations involved in heating plastics to temperatures which may release thermal decomposition products must be removed from the workplace by local exhaust ventilation when there is a risk of harm to a worker from exposure to these emissions.
12.141 (1) A foam installation process performed indoors must be controlled or contained so that unprotected workers are not exposed to emissions by using an enclosure, portable local exhaust ventilation, or scheduling arrangements.
(2) A foam installation process performed outdoors and relying on natural ventilation must be done in an area restricted to authorized personnel wearing adequate personal protective equipment.
Laundry and Dry Cleaning Activities
12.142 In sections 12.143 to 12.166:
"dry-to-dry machine" means a system in which the washing and drying is done in a single machine that is vented to a vapour recovery system or to the atmosphere during the drying and deodorizing phases of the machine cycle;
"fully enclosed refrigerated system" means a system in which the washing and drying is done in a single machine that is not vented to either a vapour recovery system or to the atmosphere during the drying and deodorizing phases of the machine cycle;
"spot cleaning" means applying spotting solvents or solutions by hand to remove spots or stains;
"transfer system" means a system in which the washing and drying is done in separate machines.
12.143 Dry cleaning in an open vessel by immersion, agitation, or spraying is prohibited except as required for spot cleaning.
12.144 (1) Dry cleaning systems and equipment must be designed, installed, operated and maintained to prevent the escape of solvent.
(2) Dry cleaning solvents may only be used in transfer, dry-to-dry, or fully enclosed refrigerated systems designed and installed for this purpose.
[am. B.C. Reg. 312/2003, App. B, s. 23.]
12.145 A dry cleaning machine must have a label specifying the chemical name of the solvent it has been designed to use.
12.146 Dry cleaning solvents and additives must be stored and handled in a manner that minimizes evaporation and spillage.
12.147 A dry cleaning solvent bulk storage tank located inside a building must be effectively vented to the outdoors.
12.148 (1) A transfer, dry-to-dry, or fully enclosed refrigerated system must have an effective exhaust ventilation system which operates whenever the loading door is open to create an airflow into the door opening of at least 50 cm/sec (100 fpm) averaged across the face of the opening, and which maintains the concentration of solvent vapour in the workplace below the applicable exposure limits.
(2) A fully enclosed refrigerated system is exempt from the requirements of subsection (1) if workers are not exposed to levels of solvent vapours above 50% of the applicable exposure limits.
12.149 A dry cleaning area must have adequate general ventilation to maintain the concentration of evaporated solvents below the applicable exposure limits.
12.150 Dry cleaning equipment must be regularly inspected for liquid and vapour leaks, and any leaks must be repaired promptly.
12.151 An open flame heating apparatus must not be located in the same work area as a dry cleaning machine and must have corrosion-resistant flue and draft hoods to conduct products of combustion to the outdoors.
12.152 A flame heating apparatus must not obtain combustion air from areas subject to contamination with dry cleaning solvent vapours.
12.153 A vent pipe and duct which carries solvent vapour from a dry cleaning process, solvent recovery equipment or dry cleaning work area must
(a) have vapour-proof joints,
(b) discharge to the outside atmosphere at least 1.8 m (6 ft) above the roof peak and at least 3 m (10 ft) from any door, window or other building opening, and
(c) not discharge into any flue used for combustion products, nor into any building ventilation duct.
12.154 (1) A worker who may be exposed to dry cleaning solvent liquid or vapour during equipment servicing such as changing solvent filters, must wear appropriate personal protective equipment to prevent inhalation and skin contact.
(2) A filter or filter material that has been used in a dry cleaning system must be placed in a metal container with a tight fitting lid and stored in a well ventilated area.
12.155 (1) Supplemental floor level emergency ventilation equipment must be available within 4.6 m (15 ft) of the dry cleaning equipment for use in the event of a spill, leak or accidental release of solvent liquid or solvent vapour.
(2) Supplemental ventilating equipment must be capable of changing the air in the dry cleaning area every 5 minutes (12 room-air changes per hour).
(3) The control switch for supplemental ventilation equipment must be readily accessible in an emergency, and must be clearly identified by signs or similar means.
12.156 (1) A work surface where spot cleaning is done must be designed to contain spills and minimize exposure.
(2) Spotting chemicals must be kept in containers which will prevent skin contact, and appropriate skin protection must be used when spot cleaning is done.
12.157 When articles are sent for processing to a laundry or dry cleaning facility, the employer sending the articles must advise the operator of the facility, in writing, of
(a) the identity of any materials contained with the articles which could pose a hazard to workers handling the articles,
(b) the nature of any hazard that may arise from the materials, and
(c) general precautionary measures to be followed when handling the materials.
12.158 If articles to be processed may contain materials such as hazardous biological or chemical contaminants, sharp objects, or other materials which would pose a hazard to workers handling the articles, the operator of a laundry or dry cleaning establishment must
(a) determine the nature of any hazard to workers,
(b) develop effective written safe work procedures to minimize the risk of injury and disease, and
(c) ensure that workers are adequately instructed and directed to follow the safe work procedures.
12.159 Feed-rolls for a flatwork ironer must have a front mounted trip bar designed to stop the machine on contact, or a fixed guard that will prevent the operator's hands from entering the rolls.
12.160 (1) A roller-type ironer must have a front mounted fixed guard, designed to prevent the operator's hands from entering the rolls.
(2) The hot roll must be guarded to prevent contact by workers.
12.161 (1) A press-type ironer must have an automatic device to prevent the application of injurious pressure when the operator's fingers are between the bed and the pressure-head, or have a device which requires both of the operator's hands to be removed from the danger zone when the machine is tripped.
(2) Hand controls must be well recessed or effectively shrouded to prevent inadvertent activation, require concurrent use of both the operator's hands, and require both controls to be released before another machine cycle can be initiated.
(3) Pads and covers must not be of a type that will allow the garment or fabric to slip off the buck easily, with or without vacuuming.
12.162 Drum-type washing machines and dryers must have devices which prevent the drum from operating while the door is open.
12.163 A centrifugal extractor must have devices to prevent power being applied before the cover is closed and to prevent the cover being opened while the basket is in motion.
12.164 A laundry chute must discharge into an unoccupied area, or have baffles or other equally effective means to prevent laundry coming out of the chute from striking workers.
12.165 A laundry cart must be maintained in good mechanical condition and free of sharp corners, edges, or splintered wood.
12.166 Curbs or other effective means must be provided to contain any liquid spilled from a washing machine, dry cleaning machine or associated equipment.
Rail Car Movement
12.167 Sections 12.168 to 12.172 apply to movement of rail cars except those on a federally or otherwise provincially regulated railway.
12.168 (1) Written safe work procedures must be developed and made available to all workers involved in moving, loading or unloading railway cars.
(2) Equipment used to move railway cars must be adequately designed and have the capacity to control railway car speed and direction at all times.
(3) Proper, designated attachment points on railway cars must be used to move railway cars.
(4) Railway cars being loaded on a siding must be protected against unexpected movement by other rail traffic on the siding by the "Blue Flag Rule" as specified in the Canadian Rail Operating Rules.
(5) Before a railway car is coupled or moved the load must be properly secured and all vehicles and equipment used to load or unload the car must be in the clear.
(6) Derails must be installed and used
(a) where it is possible for railway cars to move freely and to foul other tracks or create other hazards, and
(b) where required by the Transportation of Dangerous Goods Act, 1992 (Canada).
12.169 The employer must identify clearances that are less than the standard clearance with restricted clearance signs as specified in the Canadian Rail Operating Rules.
12.170 If less than standard clearance exists, as specified in the Canadian Rail Operating Rules, workers must not ride on the top or sides of railway equipment.
12.171 (1) Railway cars on a siding must have an adequate number of hand brakes set to prevent inadvertent movement.
(2) Railway car air brake systems must not be used on a private siding unless authorized by the Engineering and Inspection Branch of the Ministry of Municipal Affairs and Housing1.
12.172 (1) All dead end tracks located in areas where workers are required to be must have a means to prevent rail mounted equipment from travelling off the end of the tracks.
(2) All tracks on private sidings must be maintained to standards which permit the safe transit of all rail mounted equipment using the tracks.
12.173 (1) In this section "pressure vessel" has the same meaning as in the Power Engineers, Boiler, Pressure Vessel and Refrigeration Safety Regulation, B.C. Reg. 104/2004.
(2) A pressure vessel must have a pressure relief device that is set to discharge at 103 kPa (15 psi) or less, if the pressure vessel
(a) is connected to a production facility, compressor station or other pressure source, and
(b) is not directly open to the atmosphere.
(3) Subsection (2) does not apply to a pressure vessel if
(a) the pressure vessel is subject to the Power Engineers, Boiler, Pressure Vessel and Refrigeration Safety Regulation, B.C. Reg. 104/2004, or
(b) the manufacturer of the pressure vessel or a professional engineer indicates in writing that
(i) the pressure vessel will not operate in accordance with its engineered design if the vessel has a pressure relief device that is set to discharge at 103 kPa (15 psi), and
(ii) the pressure vessel can be operated safely without a pressure relief device or with a pressure relief device that is set to discharge at greater than 103 kPa (15 psi).
(4) A pressurized system, including any lines running from the output side of a pressure relief device that may be subject to accidental restriction, must be protected by a pressure relief device.
[en. B.C. Reg. 312/2012, App. B, s. 2.]
12.174 (1) In this section "pressure relief device" means a pressure relief device referred to in section 12.173.
(2) A pressure relief device must
(a) have a flow capacity that is not less than the flow capacity of the pressure source, and
(b) be set to discharge at not more than the pressure rating of the component in the pressurized system with the lowest pressure rating.
(3) Any fluid or material discharged through a pressure relief device must be piped to a place where it will not endanger workers.
(4) The diameter of piping connected to the pressure side and the discharge side of a pressure relief device must not be smaller than the diameter of the openings to the device.
(5) The piping on the discharge side of a pressure relief device must be
(a) secured to prevent movement, and
(b) sloped to drain fluids away from the pressure relief device if freezing could restrict the fluid flow.
(6) A valve must not be installed in the discharge opening of a pressure relief device, or the device's discharge pipe, unless required by engineering design.
(7) A pressure relief device that requires block valves by engineering design must have the block valves locked in the appropriate position.
(8) A guard must be installed around the shear pin and spindle of a pressure relief device.
[en. B.C. Reg. 312/2012, App. B, s. 2.]
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