1、Lessons Learned Entry: 0491Lesson Info:a71 Lesson Number: 0491a71 Lesson Date: 1996-12-24a71 Submitting Organization: JSCa71 Submitted by: L. UnderwoodSubject: High -Voltage Hazard Description of Driving Event: Support contractor personnel contacted high voltage with a paint scraping knife while pre
2、paring a cable tray for painting in a facility / building transformer enclosure, causing a flash fire. Two of the workers clothing caught fire and nearby combustibles were ignited. Two workers sustained burns to their hands and faces when one of the workers inserted the knife in a vent/drain slot. T
3、his accident did not result in permanent disability or death but the potential is evident.Reference(s): NASA JSC Safe Alert dated, 11/01/95Lesson(s) Learned: It is imperative that the workers be fully informed of the hazards of the energized electrical systems before working around them.Recommendati
4、on(s): 1. Conduct physical inspections of all work areas to identify hazardous areas and operations.2. Closely control all restricted access areas to prevent mishaps which might be precipitated by untrained individuals.3. All personnel must be knowledgeable and fully capable of understanding the ful
5、l meaning and message intended by caution, warning, and danger signs.4. Take time to review the risks of a job or work site before approving or beginning any job.5. Ensure proper procedures have been provided to address hazardous operations and involved personnel are aware of the procedures and all
6、identified hazards.6. Never work on or near energized equipment unless you have the proper training and protective equipment.Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Evidence of Recurrence Control Effectiveness: N/ADocuments Related to Lesson:
7、 N/AMission Directorate(s): N/AAdditional Key Phrase(s): a71 Energya71 Occupational Healtha71 Personal Protective Equipmenta71 Safety & Mission AssuranceAdditional Info: Approval Info: a71 Approval Date: 1997-02-26a71 Approval Name: Ron Montaguea71 Approval Organization: NA3a71 Approval Phone Number: 281-483-8576Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
