jswizzle3737/ontario_laws_and_regs huggingface dataset:
244. (1) No person shall be transported in a shaft conveyance, (a)  that is a cage, unless the cage doors are closed; (b)  while the hoist that is raising or lowering the shaft conveyance is being used to transport ore or waste; (c)  that is a multi-deck cage, where supplies or service rolling stock are being transported, except that persons may be carried on the top deck when, (i)  such materials are carried on another deck, (ii)  the materials are adequately secured, (iii)  the doors of the top deck are closed, (iv)  the combined load does not exceed 85 per cent of the material load limit of the conveyance, and (v)  the scheduled trips for persons have been completed; (d)  where personal hand tools or equipment are being transported, unless such tools or equipment are, (i)  protected by guards, (ii)  secured, and (iii)  the combined load does not exceed 85 per cent of the material load limit of the conveyance; (e)  unless a worker authorized to give signals is in charge of the conveyance; and (f)  with explosives, supplies or service rolling stock.  R.R.O. 1990, Reg. 854, s. 244 (1). (2) Despite clause (1) (f), those workers required to handle explosives, supplies or service rolling stock may be transported with the explosives, supplies or service rolling stock if space is provided for the safety of the workers and the combined load does not exceed 85 per cent of the material load limit of the conveyance.  R.R.O. 1990, Reg. 854, s. 244 (2).
245. Where a mine shaft exceeds 100 metres in vertical depth, a shaft conveyance shall be provided for the raising and lowering of workers.  R.R.O. 1990, Reg. 854, s. 245.
246. No mine hoisting plant shall be put to, or continued in, normal service if it is or ought to be known to have a defect or be in an improper state of repair except for the purpose of correcting the defect or improper state of repair.  R.R.O. 1990, Reg. 854, s. 246.
247. (1) One or more competent persons shall be appointed to examine the following parts of an electrically-powered or electrically-controlled hoist: 1.  Hoist motors. 2.  Hoist controls. 3.  Electrical safety devices. 4.  Signalling devices.  O. Reg. 68/96, s. 7 (1). (2) The examination shall be done at least once each week when the hoist is being used.  O. Reg. 68/96, s. 7 (1). (2.1) If the parts were not examined during the week before the hoist is to be used, the examination shall be done immediately before it is used.  O. Reg. 68/96, s. 7 (1). (3) A record of the examination, servicing and repair shall be made in the Electrical Hoisting Equipment Record Book.  R.R.O. 1990, Reg. 854, s. 247 (3). (4) The entries in the Electrical Hoisting Equipment Record Book shall be dated and signed by the person performing the examination, servicing or repairs.  R.R.O. 1990, Reg. 854, s. 247 (4). (5) A record of a failure or accident involving an electrical component of a hoist motor and controls, electrical safety and signalling devices shall be made in the Electrical Hoisting Equipment Record Book by the supervisor in charge of electrical hoisting equipment.  R.R.O. 1990, Reg. 854, s. 247 (5). (6) The supervisor in charge of the mine hoisting plant shall, (a)  review the entries made in the Electrical Hoisting Equipment Record Book within one week after each entry is made; (b)  ascertain that the examinations required by this section and all necessary work have been done; and (c)  upon completion of each review required by clause (a), certify in the Electrical Hoisting Equipment Record Book that he or she has complied with clauses (a) and (b).  R.R.O. 1990, Reg. 854, s. 247 (6); O. Reg. 68/96, s. 7 (2).
249. (1) An examination shall be made by a competent person of, (a)  the mine shaft, at least once a week when it is being used; (b)  if the hoist is being used, the shaft guides, timbers, walls, and compartments used for hoisting, at least once every month; (c)  the headframe, headframe foundation and backlegs, sheave deck, dump, bin and bin supports, at least once every year; (d)  the shaft sump, at such frequency as is necessary to assure that the tail, guide and rubbing rope connections are clear of water and spillage; and (e)  water in the shaft sump at least once every year to determine its pH.  R.R.O. 1990, Reg. 854, s. 249 (1); O. Reg. 68/96, s. 9 (1); O. Reg. 486/99, s. 16 (1). (1.1) If the mine shaft is not examined during the week before it is to be used, the examination shall be done immediately before it is used.  O. Reg. 68/96, s. 9 (2). (1.2) If the shaft guides, timbers, walls and compartments used for hoisting are not examined during the month before the hoist is used, the examination shall be done immediately before the hoist is used.  O. Reg. 486/99, s. 16 (2). (2) A record of the examinations required by subsection (1) and any servicing and repairs shall be entered in the Shaft Inspection Record Book and such entries shall be dated and signed by the person performing the examination, servicing or repairs.  R.R.O. 1990, Reg. 854, s. 249 (2). (3) The supervisor in charge of the mine shaft and headframe shall, (a)  review the entries made in the Shaft Inspection Record Book within one week after each entry is made; (b)  ascertain that the examinations required by subsection (1) have been made and all necessary work done; (c)  upon completion of the review required by clause (a), certify in the Shaft Inspection Record Book that he or she has complied with clauses (a) and (b).  R.R.O. 1990, Reg. 854, s. 249 (3); O. Reg. 68/96, s. 9 (3).
250. The ropes, sheaves, brakes, attachments and other parts of a utility or tugger hoist shall be regularly examined by a competent person and kept in safe condition.  R.R.O. 1990, Reg. 854, s. 250. PART XI   WORKING ENVIRONMENT
251. (1) Revoked:  O. Reg. 272/97, s. 45. (2) Subject to subsection (2.1), a direct gas-fired non-recirculating make-up air heater being used for heating a mine or a mining plant shall be installed, operated and maintained to conform to CSA Standard 3.7-15 (R2020), “Non-Recirculating Direct Gas-Fired Industrial Air Heaters”. O. Reg. 187/19, s. 19; O. Reg. 69/23, s. 33. (2.1) CSA Standard 3.7-77, “Direct Gas-Fired Non-Recirculating Make-Up Air Heaters” continues to apply to air heaters that were being used in a mine or a mining plant before July 1, 2019. O. Reg. 187/19, s. 19. (3) All liquid or gas fuel for a heating system shall be piped and stored so that any leakage will not accumulate at or enter an underground mine.  R.R.O. 1990, Reg. 854, s. 251 (3). (4) A heating system shall be operated and maintained so as to eliminate the risk of fire or explosion.  R.R.O. 1990, Reg. 854, s. 251 (4). (5) A record of service, maintenance and tests on the heating system shall be kept in a log book.  R.R.O. 1990, Reg. 854, s. 251 (5).
252. (1) In an underground mine or a mining plant building, an adequate ventilation system shall be provided, maintained and used that, (a)  provides an oxygen content in the atmosphere of at least 19.5 per cent by volume to all workplaces in the underground mine or mining plant building; (b)  is initiated prior to workers entering the workplace; (c)  is installed and operated in a manner that does not expose workers to the recirculation of contaminated air; (d)  is independent of air supplied to operate any drill or machine used; and (e)  removes contaminants resulting from the detonation of a blast prior to workers entering the workplace. O. Reg. 69/23, s. 34. (2) In an underground mine, the ventilation system described in subsection (1) must be mechanical. O. Reg. 69/23, s. 34. (3) The employer shall keep and maintain the following: 1.  Accurate plans of the design of the ventilation system that show, i.  the location of all ventilation fans or openings, ii.  the location of all ventilation doors, including regulating doors, iii.  the location and position of all fire doors, and iv.  the location and position of all louvres, brattices, stoppings, regulators controlling airflows and similar devices. 2.  Records that show, i.  the volume of air in cubic metres per second produced by the ventilation fans, ii.  the operating gauge pressure of the primary fans, iii  in a mining plant building, the volume of air in cubic metres per second withdrawn by processing equipment, and iv.  in an underground mine, the direction of flow of the main ventilating airflows. O. Reg. 69/23, s. 34.
253. Revoked: O. Reg. 69/23, s. 35.
254. The employer at a mine or mining plant shall, in consultation with the joint health and safety committee or health and safety representative, if any, develop and maintain written procedures for managing the hazards associated with heat stress and cold stress in the workplace in order to protect the health and safety of workers. O. Reg. 69/23, s. 36.
255. (1) An area of an underground mine that is not part of a ventilation system shall, (a)  subject to subsection (2), be adequately barricaded to prevent entry by any person; and (b)  have signs posted to warn persons that entry into the area is prohibited. O. Reg. 69/23, s. 37. (2) Before any person enters or is permitted to enter an underground area referred to in subsection (1), the area shall be examined by a competent person. O. Reg. 69/23, s. 37. (3) Before conducting an examination required under subsection (2), the competent person must be provided with written instructions setting out the following: 1.  The hazard or potential hazard involved in the area. 2.  The use of testing equipment required to conduct the examination. 3.  The personal protective devices the person is required to use or wear. 4.  Any other precautions or procedures to be taken for the protection of the person. O. Reg. 69/23, s. 37. (4) An examination required under subsection (2) must include examinations for the following conditions in the area: 1.  Oxygen deficiency due to an oxygen content in the atmosphere that is less than 19.5 per cent by volume. 2.  The presence of a hazardous gas, vapour, dust, mist or fume. 3.  Any other dangerous conditions. O. Reg. 69/23, s. 37. (5) The competent person shall provide the results of the examination to the employer. O. Reg. 69/23, s. 37. (6) Subject to subsection (7), if any of the conditions set out in subsection (4) are present in an area, no worker shall enter the area. O. Reg. 69/23, s. 37. (7) A worker may enter the area for the purpose of remedying a condition set out in subsection (4) that has been identified in an examination conducted under this section provided that such measures are taken as are necessary to protect the worker. O. Reg. 69/23, s. 37.
256. (1) Before material containing cyanide is used for back fill in an underground mine, an assessment shall be conducted to determine the precautions to be taken to protect the health and safety of workers.  O. Reg. 272/97, s. 49. (2) The assessment shall be done in consultation with the joint health and safety committee or the health and safety representative, if any.  O. Reg. 272/97, s. 49.
257. In an underground mine, clean water under pressure shall be made available for dust control purposes in a workplace where rock or ore is drilled, blasted, loaded or transported.  R.R.O. 1990, Reg. 854, s. 257.
258. In an underground mine, broken rock or ore shall be thoroughly wetted by water, (a)  during blasting operations or immediately thereafter; and (b)  when the ore or rock is being loaded or scraped.  R.R.O. 1990, Reg. 854, s. 258.
259. Sections 257 and 258 do not apply at a salt mine or any other operation where the ore or rock is hygroscopic.  R.R.O. 1990, Reg. 854, s. 259.
260. No person shall enter or remain, or be permitted to enter or remain, in a workplace affected by blasting contaminants until the ventilation system has removed the contaminants or rendered them harmless.  R.R.O. 1990, Reg. 854, s. 260.
261. A battery-charging station in an underground mine must be ventilated to prevent the accumulation of an explosive mixture of gases. O. Reg. 69/23, s. 38.
262. (1) Effective illumination by means of stationary lighting shall be provided in an underground mine, (a)  at all active shaft stations and shaft conveyance landings where workers are required to travel or work; and (b)  where the nature of the equipment or the operation may create a hazard due to insufficient illumination.  R.R.O. 1990, Reg. 854, s. 262. (2) Every worker in an underground mine shall wear, (a)  high visibility safety apparel that makes the worker visible to others in the workplace and that meets the requirements set out in subsection (3); and (b)  retro-reflective material applied to the front, back and sides of head gear. O. Reg. 265/15, s. 18. (3) High visibility safety apparel must meet the following requirements: 1.  It shall be made of fluorescent or bright-coloured background material. 2.  It shall have retro-reflective striping that, i.  is located on the outside of the garment, ii.  measures at least 50 mm in width, iii.  completely encircles the waist, each arm and each leg below the knee, iv.  is arranged in two vertical lines on the front of the garment, extending over the shoulders and down to the waist, and v.  is arranged in the form of an “X” on the back of the garment, extending from the shoulders and down to the waist. O. Reg. 265/15, s. 18. (4) All high visibility safety apparel and all retro-reflective material on head gear must be maintained in good condition so that they adequately visually identify a worker. O. Reg. 265/15, s. 18.
263. (1) Effective illumination appropriate for the task shall be provided at all workplaces on the surface, including, (a)  in those areas adjacent to the workplace where workers are required to travel; and (b)  in those circumstances where the nature of the equipment or the operation may create a hazard to a worker due to insufficient lighting.  O. Reg. 174/01, s. 8. (2) Subject to subsection (3), between sunset and sunrise, every worker on the surface shall wear, (a)  high visibility safety apparel that makes the worker visible to others in the workplace and that meets the requirements set out in subsection 262 (3); and (b)  retro-reflective material applied to the front, back and sides of head gear. O. Reg. 265/15, s. 19 (1). (3) A worker is not required to comply with subsection (2) if the worker is in a booth, vehicle cab or another protective enclosure or if a work area is provided with fixed lighting that enables the worker to be seen.  O. Reg. 291/02, s. 8. (4) All high visibility safety apparel and all retro-reflective material on head gear must be maintained in good condition so that they adequately visually identify a worker. O. Reg. 265/15, s. 19 (2).
264. In a workplace in a building which is solely dependent on artificial lighting and where a failure of the regular lighting system would create conditions that might endanger the safety of any person in the building, emergency lighting shall be provided which, (a)  turns on automatically when the regular lighting fails; (b)  is independent of the regular lighting source; (c)  provides adequate lighting for evacuation of the building; and (d)  shall be tested as frequently as necessary to ensure the system will function in an emergency but not less frequently than recommended by the manufacturer.  R.R.O. 1990, Reg. 854, s. 264.
266. Where dust or other material is likely to cause a hazard by becoming airborne, the dust, or other material, shall be removed with a minimum of delay by, (a)  vacuuming; (b)  wet sweeping; (c)  wet shovelling; or (d)  other suitable means.  R.R.O. 1990, Reg. 854, s. 266.
267. (1) An annual survey of potentially hazardous minor elements shall be conducted on all feed streams to and concentrates coming from a mining plant.  R.R.O. 1990, Reg. 854, s. 267 (1). (2) An assessment shall be made of the potential hazard from the elements detected in the survey required by subsection (1) due to the processes used in the mining plant.  R.R.O. 1990, Reg. 854, s. 267 (2). (3) Workplaces in the mining plant shall be monitored for the hazardous elements and compounds revealed by the assessment required by subsection (2).  R.R.O. 1990, Reg. 854, s. 267 (3). (4) The results of the survey, the assessment and description and results of the monitoring program shall be reported annually to the joint health and safety committee or health and safety representative, if any.  O. Reg. 272/97, s. 50. (5) This section does not apply to a mining plant at a gravel pit or quarry.  R.R.O. 1990, Reg. 854, s. 267 (5).
268. (1) An employer at a mining plant shall keep and maintain records of the amount of potentially hazardous chemical reagents used at the mining plant. O. Reg. 69/23, s. 40. (2) The records required under subsection (1) must be, (a)  reviewed and updated as often as necessary and at least annually; and (b)  provided to the joint health and safety committee or health and safety representative, if any. O. Reg. 69/23, s. 40.
269. Where, in a mining plant, the atmosphere may contain chemical or physical agents that are likely to endanger the health and safety of a worker, equipment for the detection of such agents shall be provided and be readily accessible. O. Reg. 69/23, s. 41.
270. Revoked: O. Reg. 69/23, s. 42.
271.-275. Revoked:  O. Reg. 630/05, s. 2.
276. (1) Subject to subsections (4) and (5), a mining plant shall have at least the number of toilets and washbasins set out in Columns 2 and 3 of the Table to this subsection opposite the row in Column 1 of the Table that corresponds to the number of workers in the mining plant, as determined in accordance with subsection (3). TABLE  Column 1   Number of Workers   Column 2   Number of Toilets Required   Column 3   Number of Washbasins Required 

  1 to 9   1   1 

  10 to 24   2   2 

  25 to 49   3   3 

  50 to 74   4   4 

  75 to 100   5   5 

  More than 100   5, plus 1 additional toilet for each additional group of 30 or fewer workers    5, plus 1 additional washbasin for each additional group of 30 or fewer workers O. Reg. 61/18, s. 8. (2) In a washroom, (a)  a toilet shall be enclosed by walls or partitions and a door that is capable of being locked from the inside to provide privacy to a person using the toilet; (b)  hot and cold water shall be supplied to each washbasin; (c)  ventilation to the outdoors capable of providing ten changes of air per hour shall be provided; (d)  a reasonable supply of personal hygiene supplies and equipment shall be provided, and where separate washrooms are provided for each sex, a legible sign indicating the sex by which the washroom is to be used shall be posted at the door.  R.R.O. 1990, Reg. 854, s. 276 (2). (3) In calculating the number of toilets and washbasins required by the Table in subsection (1), the number of workers in the Table in subsection (1) shall be that number of workers who are normally present on the premises for more than 25 per cent of their working shift.  R.R.O. 1990, Reg. 854, s. 276 (3). (4) Urinals may be substituted for one-half of the required number of toilets for males and for this purpose each 600 millimetres of straight trough urinal may be counted as one urinal.  R.R.O. 1990, Reg. 854, s. 276 (4). (5) For the purpose of this section, each 500 millimetres of circumference of a circular wash fountain or length of straight trough washbasin may be counted as one washbasin.  R.R.O. 1990, Reg. 854, s. 276 (5). (6) Water that is to be used for personal washing purposes shall not, (a)  exceed 60° Celsius at any outlet; or (b)  be directly mixed with steam.  R.R.O. 1990, Reg. 854, s. 276 (6).
277. (1) Suitable sanitary conveniences must be provided at a mine in accordance with this section.  O. Reg. 60/94, s. 14. (2) If workers are employed in an underground mine, one toilet must be provided for each group of twenty-five workers or less employed on a shift.  O. Reg. 60/94, s. 14. (3) If workers are employed at a surface mine, one toilet and one urinal must be provided for each group of twenty-five workers or less employed on a shift.  O. Reg. 60/94, s. 14. (4) A toilet at a mine must meet the following requirements: 1.  It must be the water-flushing type or of a sanitary design. 2.  It must be located in an individual compartment that has a suitable floor and a door that can be locked. 3.  It must be provided with clothes hooks. 4.  It must be provided with a means for cleansing hands. 5.  It must be supplied with toilet paper and, if any of the workers using it are women, with a means for disposing of feminine hygiene products. 6.  If electricity is available, the toilet must be provided with lighting. 7.  If electricity is available, the toilet must be provided with heating if the toilet is in a location that is colder than 10º Celsius or is in an area that is cold, damp and drafty.  O. Reg. 60/94, s. 14. (5) A toilet in an underground mine must be located in a well-ventilated part of the mine and must be conveniently placed having regard to the number of workers employed on the different levels of the mine.  O. Reg. 60/94, s. 14. (6) A toilet at a mine must be provided with disinfectant and cleansers and must be cleaned and maintained as often as is required to keep it sanitary and at least once a week.  O. Reg. 60/94, s. 14. (7) The waste from a toilet at a surface mine must be disposed of on a regular basis.  O. Reg. 60/94, s. 14. (8) The waste from a toilet in an underground mine must on a regular basis be removed, placed in a sturdy leak-proof container and brought to the surface for disposal.  O. Reg. 60/94, s. 14. (9) Despite subsection (8), the employer may use a different hygienic underground disposal system for wastes from a toilet in an underground mine with the agreement of the joint health and safety committee or the health and safety representative, if any, for the workplace.  O. Reg. 60/94, s. 14.
278. (1) Suitable and adequate facilities to wash and shower and to change and dry their clothing shall be provided for workers, (a)  at an underground mine; and (b)  at a surface mine, where the workers are subject to dusty, dirty or wet conditions.  R.R.O. 1990, Reg. 854, s. 278 (1). (2) At an underground mine, the facilities required by subsection (1) shall be located, (a)  when above ground, near the principal entrance of the mine; (b)  unless of noncombustible construction, not nearer than fifteen metres to a shafthouse or portal house; and (c)  not in a hoistroom or boilerhouse, unless a separate, properly constructed room is provided.  R.R.O. 1990, Reg. 854, s. 278 (2); O. Reg. 167/16, s. 1. (3) At a surface mine, where the facilities required by subsection (1) are located at a considerable distance from the place of work, adequate transportation to the facilities from the workplace shall be provided to the workers in inclement weather.  R.R.O. 1990, Reg. 854, s. 278 (3). (4) Where practical, protection from the elements between the shaft entrance and the change rooms shall be provided.  R.R.O. 1990, Reg. 854, s. 278 (4).
279. Where the clothing of a worker is likely to be contaminated by a biological or chemical agent that may be a hazard to health suitable facilities shall be provided for, (a)  laundering work clothing; and (b)  keeping work clothes separate from street clothes.  R.R.O. 1990, Reg. 854, s. 279.
280. (1) Cool potable drinking water shall be provided in mining plants, (a)  from, (i)  a fountain with an upward jet, or (ii)  a tap from a piped water supply or a covered vessel, together with a supply of single-use cups in a sanitary container located near the tap; (b)  on every floor where work is regularly performed; and (c)  within 100 metres of any area where work is regularly performed.  R.R.O. 1990, Reg. 854, s. 280 (1). (2) In underground mines cool potable drinking water shall be provided at locations that, (a)  are reasonably accessible to a worker; and (b)  shall be kept in a clean and sanitary condition.  R.R.O. 1990, Reg. 854, s. 280 (2). (3) The employer shall ensure that all potable drinking water in a mine or mining plant complies with, (a)  Ontario Regulation 169/03 (Ontario Drinking Water Quality Standards) made under the Safe Drinking Water Act, 2002; or (b)  the regulations governing pre-packaged water made under the Food and Drugs Act
(Canada).  O. Reg. 291/02, s. 9; O. Reg. 34/14, s. 19.
281. (1) Where fifteen or more persons congregate to eat, a lunchroom shall be provided which, (a)  is of sufficient size to accommodate all the persons therein; (b)  is heated, lighted and ventilated; (c)  has hand washing and drying facilities; (d)  has hot and cold water; (e)  has facilities for warming of food; (f)  has suitable seating facilities; and (g)  has a noncombustible, covered receptacle for waste disposal.  R.R.O. 1990, Reg. 854, s. 281 (1); O. Reg. 167/16, s. 1. (2) An employer shall ensure that all workers have access to an eating area with, (a)  hand cleaning facilities; (b)  potable water; (c)  suitable seating facilities; (d)  lighting; (e)  ventilation; (f)  facilities to keep food from freezing; (g)  heating, if working conditions are wet or cold or both; and (h)  a fire retardant receptacle for waste disposal.  O. Reg. 571/92, s. 21. (3) All lunchrooms and eating areas shall be kept sanitary, clean and dry.  R.R.O. 1990, Reg. 854, s. 281 (3).
281.1 (1) Every employer shall equip and maintain a first aid room close to the entrance of an underground mine.  O. Reg. 583/91, s. 6. (2) A first aid room shall be equipped with at least the items listed in the Schedule.  O. Reg. 583/91, s. 6. (3) A first aid room shall be in the charge of a person, (a)  who is certified in Standard St. John Ambulance First Aid-Mine Rescue or who holds equivalent qualifications; (b)  who is readily available; and (c)  who does not perform other work of a nature that is likely to adversely affect the person’s availability to administer first aid.  O. Reg. 583/91, s. 6; O. Reg. 167/16, s. 15.
281.2 (1) Every employer shall ensure that a person trained in extrication and in rescue methods and equipment pertinent to underground mines is readily available.  O. Reg. 583/91, s. 6. (2) An employer shall keep at a location near a work area in an underground mine, (a)  equipment enabling voice communication with the surface; (b)  a basket stretcher with a spine board and stretcher straps and ropes for lowering and hoisting the basket stretcher; (c)  two blankets, six triangular bandages and three pressure dressings, all of which are sealed in a container that keeps them clean, dry and serviceable; (d)  a splint; and (e)  a cervical collar.  O. Reg. 583/91, s. 6. (3) An employer shall consult with the joint health and safety committee or the health and safety representative or, if there is no committee or representative, with the workers to determine what equipment is necessary to rescue injured workers.  O. Reg. 583/91, s. 6. (4) An employer shall keep the equipment determined under subsection (3) to be necessary and a list of the equipment at suitable locations at an underground mine.  O. Reg. 583/91, s. 6.
281.3 (1) An employer shall ensure that all first aid and rescue equipment is inspected at regular intervals as determined by the employer in consultation with the joint health and safety committee or the health and safety representative or, if there is no committee or representative, with the workers.  O. Reg. 583/91, s. 6. (2) An employer shall keep a record of all inspections of first aid and rescue equipment.  O. Reg. 583/91, s. 6.
282. (1) Where a worker is required to work with, or is likely to be exposed to, a hazardous biological or chemical agent that could cause injury to the worker, the employer shall provide as many of the following as are needed for adequate emergency treatment: 1.  Eye wash facilities. 2.  Emergency showers. 3.  Antidotes, flushing fluids or washes. O. Reg. 69/23, s. 43. (2) The emergency equipment or treatments described in subsection (1) must, (a)  be clearly marked with a sign or label; (b)  be located or installed in a conspicuous place near where the hazardous biological or chemical agent is kept or used; (c)  be readily accessible to workers; and (d)  have instructions for its use displayed on the equipment or treatment or as near to it as is practical. O. Reg. 69/23, s. 43.
283. Revoked: O. Reg. 265/15, s. 20.
284. Revoked: O. Reg. 272/97, s. 52.
285. Revoked: O. Reg. 187/19, s. 21.
287. In sections 288 to 293, “radon progeny” means polonium-218 (RaA), lead-214 (RaB), bismuth-214 (RaC) and polonium-214 (RaC’); (“produits de filiation du radon”) “WL” means working level of radon progeny as determined in accordance with subsection 288 (1); (“unité alpha”) “WLM” means working level month of radon progeny as determined in accordance with subsection 288 (2). (“unité alpha-mois”)  O. Reg. 583/91, s. 8; O. Reg. 167/16, s. 16.
288. (1) One working level of radon progeny is the amount of any combination of radon progeny in one litre of air that will release 1.3 × 105 mega electron volts of alpha particle energy during their radioactive decay to lead-210 (RaD).  O. Reg. 583/91, s. 8; O. Reg. 167/16, s. 17. (2) One working level month of radon progeny is the amount of a person’s exposure to radon progeny resulting from breathing air that contains one WL for a period of 170 hours.  O. Reg. 583/91, s. 8; O. Reg. 167/16, s. 17.
289. (1) Samples of air to which workers may be exposed in an underground mine shall be tested for the presence of radon progeny by a competent person.  O. Reg. 583/91, s. 8; O. Reg. 167/16, s. 17. (2) The air to which workers may be exposed in an underground mine shall be tested, (a)  before work begins in a mine that is being reopened; and (b)  within six months after the commencement of excavation of a new mine.  O. Reg. 583/91, s. 8. (3) The air to which workers may be exposed in an underground mine shall be retested, (a)  at least monthly, if the concentration of radon progeny in a sample exceeds 0.1 WL; and (b)  at least quarterly, if the concentration of radon progeny in a sample is greater than 0.06 WL up to and including 0.1 WL.  O. Reg. 583/91, s. 8; O. Reg. 167/16, s. 17. (4) If the concentration of radon progeny in a sample is less than or equal to 0.06 WL, a competent person shall assess once a year whether to retest the air in the work area in the underground mine and in making the assessment shall consider previous test results and changes in the mine or its operations.  O. Reg. 583/91, s. 8; O. Reg. 167/16, s. 17. (5) An employer shall keep a record of the results of all tests of samples of air in an underground mine and shall give a copy of all results to the joint health and safety committee or the health and safety representative, if any.  O. Reg. 583/91, s. 8. (6) An employer shall post the results of all testing in a place where they are likely to come to the attention of workers as soon as the results become available and shall keep them posted for at least fourteen days.  O. Reg. 583/91, s. 8. (7), (8) Revoked: O. Reg. 167/16, s. 18.
290. (1) Every employer shall ensure that the airborne concentration of radon progeny to which workers may be exposed in an underground mine is reduced to the lowest practical level in accordance with good industrial hygiene practice.  O. Reg. 583/91, s. 8; O. Reg. 167/16, s. 17. (2) An employer shall ensure that no worker who is continuously employed by the employer during a year inhales air which exposes the worker to more than one WLM.  O. Reg. 583/91, s. 8.
291. If the concentration of radon progeny to which a worker may be exposed in an underground mine exceeds 0.33 WL, the employer, (a)  shall immediately remove all workers from the affected area of the mine; (b)  shall give written notice of the occurrence to the joint health and safety committee or health and safety representative, if any; (c)  shall implement the measures and procedures required by subsection 255 (1); (d)  shall provide the written instructions required by subsection 255 (3) to all workers assigned to do remedial work; and (e)  shall provide to workers doing remedial work and require the use of respiratory equipment appropriate to prevent or limit the workers’ exposure to radon progeny.  O. Reg. 583/91, s. 8; O. Reg. 272/97, s. 53; O. Reg. 167/16, s. 17.
292. (1) An employer shall develop and implement in consultation with the joint health and safety committee or the health and safety representative, if any, a written description of work practices for a workplace at which the airborne concentration of radon progeny exceeds 0.1 WL.  O. Reg. 583/91, s. 8; O. Reg. 291/02, s. 10 (1); O. Reg. 167/16, s. 17. (2) The written description of work practices shall include procedures for investigating the cause of and reducing the level of the airborne concentration of radon progeny to the lowest practical level in accordance with good industrial hygiene practice.  O. Reg. 583/91, s. 8; O. Reg. 291/02, s. 10 (2); O. Reg. 167/16, s. 17. (3) An employer shall post the written description of work practices in a place where it is likely to come to the attention of all workers who may be affected by exposure to radon progeny.  O. Reg. 583/91, s. 8; O. Reg. 291/02, s. 10 (3); O. Reg. 167/16, s. 17. (4) Revoked:  O. Reg. 272/97, s. 54.
293. (1) This section applies with respect to a workplace where a written description of work practices referred to in section 292 has been implemented.  O. Reg. 583/91, s. 8; O. Reg. 291/02, s. 11. (2) An employer shall train workers in radiation hazards and protection practices.  O. Reg. 583/91, s. 8. (3) An employer shall calculate in WLMs the annual cumulative level of exposure of a worker who is exposed to an average concentration of radon progeny greater than 0.1 WL over a period of eight hours.  O. Reg. 583/91, s. 8; O. Reg. 167/16, s. 17. (4) An employer shall keep a record of the information calculated under subsection (3) and shall give a copy of the record, (a)  to the worker or the next of kin or personal representative of a deceased worker, on receipt of a written request; and (b)  to the joint health and safety committee or the health and safety representative, if any.  O. Reg. 583/91, s. 8. (5) An employer shall forward a copy of a record kept under subsection (4) to the National Dose Registry administered by Health Canada’s Radiation Protection Bureau.  O. Reg. 583/91, s. 8; O. Reg. 265/15, s. 22.
293.1  Revoked: O. Reg. 383/15, s. 1. Part XII (ss. 294-313) Revoked:  O. Reg. 99/11, s. 1. Table 1 Revoked:  O. Reg. 496/09, s. 7. SCHEDULE 
FIRST AID EQUIPMENT
1. (1) Every first aid room referred to in section 281.1 of this Regulation shall be equipped with, (a)  a current edition of a standard St. John Ambulance First Aid Manual; (b)  medical instruments, including dressing scissors, dressing forceps, safety pins, a graduated medicine glass, tongue depressors and cotton-tipped applicators; (c)  denatured ethyl alcohol; and (d)  dressings, including individually-wrapped adhesive dressings, individually-wrapped sterile gauze pads of various sizes, gauze bandages of various sizes, adhesive plaster, absorbent cotton, triangular bandages, splints of various sizes and splint padding. (2) Every first aid room shall be furnished with, (a)  hot and cold running water; (b)  three wash basins (preferably stainless steel); (c)  one instrument sterilizer; (d)  one cabinet for surgical dressings; (e)  one enamel foot bath; (f)  one sanitary disposal receptacle with a lid; (g)  one couch in a cubicle separate from or curtained off from the rest of the first aid room; (h)  one stretcher; and (i)  two blankets.
2. (1) Every first aid room shall have one first aid box that contains at least the items listed in this section for use by a medical attendant at the site of an accident. (2) A first aid box shall contain, (a)  a current edition of a standard St. John Ambulance First Aid Manual; and (b)  dressings, including twenty-four individually-wrapped adhesive dressings, twelve 3" square gauze pads, four rolls of 2" gauze bandage, four rolls of 4" gauze bandage, four individually-wrapped sterile surgical pads suitable for pressure dressing, six triangular bandages and one roll-up splint. O. Reg. 583/91, s. 9. Form 1 Revoked:  O. Reg. 296/11, s. 21.  Français