Text For Citation: 01 Item/Group: 004 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. On or about July 27, 2021 at the LyondellBasell Chemical Manufacturing Complex in La Porte, Texas, workers were exposed to process materials, toxic release, and flammable hazards when the employer did not implement procedures to manage change when it made modification to HV-117 in the Acetic Acid Unit. (a) Change to usual operating practice of requiring positive isolation or double block and bleed when employer elected to use of HV-117 as single isolation for the methanol line without documented approval of Engineering, Operations, Safety, and Management. (b) Change to normal practice when implemented modification of HV-117 without input/approval of Engineering, Operations, Safety, and Management (c) Change to normal operating practice when employer did not de-energize process equipment prior to allowing it to be serviced