Text For Citation: 01 Item/Group: 011 Hazard:

29 CFR 1910.119(l)(1): The employer did not implement procedures to manage changes to process chemicals, technology, equipment, and procedures, and changes to facilities that affect a covered process: At the facility the employer had not implemented the management of change program to address changes to the ethylene and propylene processes; there has been several changes to the processes such as but not limited to the following: (a) the installation of a manual gate valve and regulator on R-204B recirculating head (b) replacing the pressure relief valve on T-301 (ethylene oxide intermediate tank) with a new size pressure relief valve (c) replacing the pressure relief valve on T-303 (propylene oxide intermediate tank) with a new size pressure relief valve (d) for the removal of pressure gage (PG 338) and 2 gate valves from the propylene oxide pipe line exiting from feed pump P-303A (e) for the removal of a 3/4 inch flanged gate valve on the product line after a 3 inch gate valve headed toward the bottom of E204A (reactor exchanger) (f) for the removal of on/off flow control valve (XV 303-4) for the propylene oxide pipeline exiting the rail car and entering the propylene oxide intermediate tank (T-303) (g) for the removal of a backflow preventer valve on the ethylene oxide feed line to the reactor (R-202), prior to the flow transmitter (202-1) (h) for the removal of a pressure transmitter / indicator on the ethylene oxide feed line to the reactor (R-202), prior to the on / off flow control valve (XV 202-1) Employee(s) were exposed to release of extremely flammable vapors to atmosphere that historically result in fire / explosion hazards leading to injury and death to persons in the workplace.