1、Lessons Learned Entry: 0498Lesson Info:a71 Lesson Number: 0498a71 Lesson Date: 1996-11-21a71 Submitting Organization: JSCa71 Submitted by: J. StanfordSubject: Job Hazard Analysis for Warehouse Operations Description of Driving Event: A JSC forklift operator struck and broke a 3/4 natural gas supply
2、line servicing a suspended forced air gas heater in Building 422. The operator was moving a material pallet from the top shelf of storage bin. As he was backing the forklift to lower the load, the extended mast of the forklift struck the natural gas line. Due to the escaping gas, operations were shu
3、t down and the facility evacuated.Root cause was the failure to perform a job hazard analysis and eliminate or control those hazards. The layout of storage in close proximity of suspended heaters should have been corrected. Also, scars and scratches on this and other gas lines and heaters is evidenc
4、e of pervious physical contact.Lesson(s) Learned: Performing job hazard analyses for new tasks or jobs or ones with major modifications can identify hazards and provide information for corrective actions to eliminate or control those hazards.Recommendation(s): 1. Relocate storage racks in this and s
5、imilar buildings so that there is extensive distance between storage racks and suspended heaters and their service lines.2. Items that are to be stored below suspended heaters are never to be stored over one tier high.3. Mark all gas supply lines to suspended heaters in warehouses in a highly visibl
6、e and prominent fashion with yellow caution banners.ALL ABOVE RECOMMENDATIONS HAVE BEEN IMPLEMENTED.Evidence of Recurrence Control Effectiveness: Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-N/ADocuments Related to Lesson: N/AMission Directorate(s
7、): N/AAdditional Key Phrase(s): a71 Energetic Materials - Explosive/Propellant/Pyrotechnica71 Facilitiesa71 Industrial Operationsa71 Safety & Mission AssuranceAdditional Info: Approval Info: a71 Approval Date: 1997-03-31a71 Approval Name: Ronald A. Montaguea71 Approval Organization: NA3a71 Approval Phone Number: 281-483-8576Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
