1、Lessons Learned Entry: 0052Lesson Info:a71 Lesson Number: 0052a71 Lesson Date: 1992-01-02a71 Submitting Organization: KSCa71 Submitted by: David PenningtonSubject: The “Call Contractor“ System; Complicated Platform Operations Description of Driving Event: The “Call Contractor“ system utilized by the
2、 contractor MOD management has the least control of “how“ a modification is performed. The “Call Contractor“, utilizing “good construction practice“, was given free reign in the method to accomplish the project. Drawings and instructions were incomplete. No formal briefings on associated hazards wer
3、e held, allowing for unknown hazards to jeopardize the safety of the project and the workers. The working relationship between contractor MOD management, contractor DE, NASA DE, and the “Call Contractor“ is not clearly defined and appears less than adequate.Lesson(s) Learned: 1. The “Call Contractor
4、 is often required to work with incomplete drawings & written instructions, possibly creating hazardous conditions.2. Lack of formal training for complicated platform operators and observers may allow some hazards to go unnoticed until a mishap occurs.Recommendation(s): 1. Prior to work start, prov
5、ide the contractor with a list/drawing of critical items/safety issues and their significance to the system.2. Require all complicated platform operators to undergo formal training and certification. Safety should verify training is current prior to setup.Evidence of Recurrence Control Effectiveness
6、 N/AProvided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Documents Related to Lesson: N/AMission Directorate(s): N/AAdditional Key Phrase(s): a71 Administration/Organizationa71 Facilitiesa71 Industrial Operationsa71 Safety & Mission AssuranceAdditional Info: Approval Info: a71 Approval Date: 1994-06-01a71 Approval Name: James G. Klinea71 Approval Organization: KSC/HEIa71 Approval Phone Number: 407-867-7614Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
