Unit Fire Caused by Condensate Released from Pressure Relief Valve Vent Line

Exterran - February 6, 2008

On December 30, 2007, a fire occurred due to a condensate (natural gas liquid that is flammable) be released from a pressure relief valve (PRV) vent line which formed a puddle on the compressor unit skid and sprayed the engine.

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Confusing winch controls result in a line break on rig move

Unknown Co. - December 15, 2007

An experienced rig up driver was asked to drive a similar (but different) truck than what he was used to. The winch controls on the new truck worked in the opposite direction from his old truck, so when he went to release the winch line, it instead tightened, breaking the line at the OSH knot.

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Avoid Interconnection Danger

none - December 2, 2007

Safety & Technical Alert. Avoiding the Danger of Interconnecting the 2" Figure 602 and 1002 Female Sub with a 2" Figure 1502 Wing Nut

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"Can we connect this to that?"

Anson - December 2, 2007

Over the years Anson has been asked on numerous occasions "Can we connect this to that?", for example "4" Fig. 1502 sour service 10,000 p.s.i. union at 15,000 p.s.i.?"

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New 2" Fig. 602 Union

Anson - December 2, 2007

It is possible for some unions with different Figure Numbers (and hence Pressure Rating) to be screwed together.

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Excavation Safety Daily Field Report

Unknown Co. - November 4, 2006

Excavation Safety Daily Field Report (to be completed when personnel enter excavation greater than 4 feet in depth)

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Fall from height – Double MTI

none - November 4, 2006

Two Floorman were working in a sub base approximately 4 meters above the ground removing the Bell Nipple from the top of the Blow Out Preventor (BOP). One Floorman had attached his shock absorbing lanyard to the Bell Nipple and he was pulled down and fell to the ground. The other was knocked off balance and fell backwards. Both received soft tissue injuries and returned to work the next day.

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Utility Hose Rupture

Unknown Co. - November 4, 2006

In October 2005 at a Shell Operated Refinery, a process technician (operator) was attempting to purge a vessel with a Nitrogen Utility Hose.

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