The San Antonio Water System is soliciting bids for the purchase of hand-held portable instruments and replacement parts used to measure the atmosphere prior to entry into a confined space or where air quality is of interest. Multi-Gas Detector used to measure atmospheric conditions to keep employee’s exposures within OSHA acceptable levels for entry into a confined space and to monitor concentrations of select gases, as needed, for specific work operations. This purchase also includes Dräger X-am 5800 Multi-Gas Detector for use to measure atmospheric conditions to help ensure employee exposures remain within OSHA acceptable levels for industrial safety applications, including confined space entry and hazardous gas monitoring.