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Oklahoma Administrative Code (Last Updated: March 11, 2021) |
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TITLE 380. Department of Labor |
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Chapter 50. Abatement of Friable Asbestos Materials Rules |
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Subchapter 15. Worker and Work Area Protection |
SECTION 380:50-15-12. Decontamination facility preparation
Latest version.
- (a) On projects of 10 square feet or 25 linear feet and greater, the contractor shall set up a decontamination facility attached to the work area which shall consist of a clean room, shower area, and dirty room. The facility shall be constructed so as to permit use by either sex without embarrassment or harassment. The decontamination facility shall be subject to the approval of the Commissioner.(b) All shower water waste shall be equipped with 5 micron filters. The shower filter and residue shall be disposed of as contaminated material.(c) All decontamination shower facilities shall have:(1) Functioning hot water storage capacity of five gallons per on-site Worker at 130 degrees Fahrenheit, or;(2) A functioning in-line water heater capable of delivering a continuous supply of water at a temperature of 100 degrees Fahrenheit.(3) Means of dispensing liquid cleaning agent in a safe, sanitary manner. Use of bar soap will not be permitted. Cleaning agents supplied should be suitable for use on skin and hair.(4) Ten foot-candles of illumination in all areas of the decontamination unit.(5) Showers shall be stable, free of sharp edges, and trip or fall hazards.(6) Shower grates shall be constructed of non-porous materials. If wooden, the shower grate shall be varnished or painted with non-skid, non-porous paint.(7) Negative pressure created by an externally vented negative air machine, equipped with HEPA filter, primary filter and secondary filter and a flow of make-up air from the clean room through the shower to the dirty room. In the case of decontamination showers which are not directly between the clean room and the dirty room, a source of make-up air must be provided directly to the shower chamber.(8) The temperature of the clean room and shower shall be maintained above fifty degrees Fahrenheit (50° F).(d) Centralized decontamination facilities shall follow the same requirements.