Text For Citation: 01 Item/Group: 004A Hazard: REFINERY

29 CFR 1910.119(d)(3)(i)(A): The employer did not ensure process safety information pertaining to the equipment in the process included the materials of construction: ALON USA, LP, 200 Refinery Road, Big Spring, TX. The employer does not include the materials of construction in their process safety information. This violation was observed on or about April 15, 2009 in the following instances: a) The Alky Plant Air Water Knockout Drum (calculated to have a volume of approximately 11 cubic feet) in the plant air system to the alkylation unit, carries compressed air at 85 psig. The vessel carries no National Board data plate, nor can any information regarding this vessel be found in the files maintained by the employer. No data could be found regarding the materials of construction for this pressure vessel, designated as 011D-036. b) The Clark Compressor Knockout Drum, feeding a hydrogen stream to the Clark compressor in the Diesel Hydrotreater Unit, holds up to 260 psig. Inspection records for this vessel indicated that it was re-rated, but there is no indication of any information regarding the materials of construction. No other records of this vessel could be found, and there is no visible National Board data plate to verify the materials of construction for this vessel, designated as 080D-009. c) The diglycolamine (DGA) Surge Drum, which carries a stream of acid gas mixed with DGA between the Fuel Gas Treater and the #1 Sulfur Recovery Unit, had a partially obliterated data plate, but there were no records or documentation regarding the materials of construction for this pressure vessel, designated as 010D-123. d) The DGA Recovery Drum, downstream of the DGA Surge Drum does not have a visible National Board data plate. No records regarding the construction of this vessel could be found and there is no documentation regarding the materials of construction for this pressure vessel, designated as 069D-004. e) The Primary Acid Gas Knockout Drum, which carries acid gas containing hydrogen sulfide to the Acid Gas Scrubber in the #1 Sulfur Recovery Unit, does not have a visible National Board data plate. No documentation could be found regarding the construction of this vessel, designated as 069D-002. Pursuant to 29 C.F.R. 1903.19, within ten (10) calendar days of the date of this citation, the employer must submit documentation showing that it is in compliance with the standard, including describing the steps that it is taking to ensure that in the workplace process safety information pertaining to the process includes the materials of construction.