Text For Citation: 01 Item/Group: 006 Hazard:

29 CFR 1910.119(j)(2): The employer did not establish or implement written procedures to maintain the on-going integrity of process equipment: a) Philadelphia Energy Solutions Refinery Complex, 3144 Passyunk Ave, Philadelphia, PA 19145 - HF Alkylation Unit 433: On or about June 21, 2019, the employer failed to establish/develop mechanical integrity procedures that included information on the extent and type of positive material identification (PMI) that was required to ensure that the conduct of retroactive positive material identification (retro-PMI) inspections/testing on PSM-covered process equipment at the PES refinery, including but not limited to, piping in the 433 Hydrofluoric Alkylation Unit, to maintain the integrity of process equipment in the unit. Employees working on and in the vicinity of equipment containing highly hazardous chemicals are exposed to fire, explosion, toxics, and corrosives hazards. b) Philadelphia Energy Solutions Refinery Complex, 3144 Passyunk Ave, Philadelphia, PA 19145 - HF Alkylation Unit 433: On or about June 21, 2019, the employer failed to implement its mechanical integrity procedures, Piping Inspection Procedure, PES-PH-INP-PRO-PRP-01.04, Appendix V, and Inspection of Process Piping Requirements, M.04.005 (Revision 10/20/2015), Section 5.4.2.b, when it failed to correctly identify a piping dead leg (e.g., spare pump piping on the discharge of the Depropanizer Reflux Pump P-14B) in the 433 Hydrofluoric Alkylation Unit. The incorrectly identified dead leg piping segment included an 8-inch piping elbow that catastrophically failed on June 21, 2019. Employees working on and in the vicinity of equipment containing highly hazardous chemicals are exposed to fire, explosion, toxics, and corrosives hazards.