Injury Illness Prevention Plan - Flipbook - Page 108
Health and Safety Program Manual
Teamwrkx
Construction, Inc.
Issue Date: 10/16/23
Revision Date: 10/16/23
Gas Monitors
Reference: A-4
STEL – Short Term Exposure Limit
TWA – Time Weighted Average
LEL – Lower Explosive Limit
PROCEDURES
Zero Calibration
After the gas monitor is turned on in a safe, well ventilated, clean air environment, and is in operation mode,
the oxygen sensor should read 20.9%. All other sensors should read 0. If this not the case, zero calibration
should be performed. Refer to the manufacturer’s reference guide for proper procedure. A calibration log shall
be maintained in accordance with manufacturers recommendations and when applicable for use.
Span Calibration
All monitors shall be calibrated per manufactures recommendations. Refer to the manufacturer’s reference
guide for proper calibration procedure. A calibration log shall be maintained in accordance with manufacturers
recommendations and when applicable for use.
Bump Testing
All gas detection monitors shall be bump tested daily or prior to each use. Refer to the manufacturer’s reference
guide for proper bump testing procedure. Each Bump Tests will be documented and recorded on The Company
logs.
Alarm Values
Peak, STEL, and TWA values shall be set to meet or exceed the OHS regulations for the specific gases that are
being monitored. Alarm levels for LEL’s shall not exceed 10%.
Alarm values shall meet site specific requirements that exceed OHS regulations.
Servicing and Maintenance
Service and maintenance should be performed by competent and trained personnel. Documentation will be
kept for all gas detection monitors and maintained in specified locations of The Company.
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