ML20199H096

Forwards Div of Human Factors Response to Addl Remarks by J Ebersole on ACRS Re Engineering Expertise on Shift Dual Role (Senior Operator/Shift Technical Adviser) Option

ML20199H096
Person / Time
Issue date:	09/05/1984
From:	Major R Advisory Committee on Reactor Safeguards
To:	Ebersole J Advisory Committee on Reactor Safeguards
Shared Package
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References
FOIA-84-656 ACRS-GENERAL, NUDOCS 8604090295
Download: ML20199H096 (1)

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September 5, 1984 MEMORANDUM FOR:

Jesse Ebersole, Chairman, ACRS David Ward, Chairman, ACRS Human Factors Subcommittee Richard Major, Senior Staff Engineer

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FROM:

DIVISION OF HUMAN FACTORS SAFETY, NRR, RESPONSE TO

SUBJECT:

ADDITIONAL REMARKS BY JESSE EBERSOLE ON THE COMMIT-TEE'S AUGUST 14, 1984 LETTER ON ENGINEERING EXPERTISE ON SHIFT, DUAL ROLE (50/STA) OPTION Attached is a copy of a response to Mr. Ebersole's additional comments on the dual role 50/STA option that the Committee reviewed in July and I have also attached a copy of the Committee's August 14, 1984 August.

letter on the subject.

The Staff has researched the issue of a third person in the cockpit of Mr. Ebersole drew an analogy between a flight engineer and an airplane.

He mentioned that a separate (not dual role) Shift Technical Advisory.

in the Air Florida /14th Street Bridge crash, a third person was not in The Staff talked to the NTSB investigator who concluded the cockpit.

that a third crew member would not have prevented the accident. The Staff also cites a July 2, 1981 report that addressed the question of two vs. three cockpit crew members which concluded that adding a third crew member would not be justified in the interest of safety.

it will be more Concerning the dual role 50/STA the Staff is aware difficult for this individual to have a diverse perspective, however, they feel there are other positive counter-balancing characteristics.

Among these positive aspects are operating knowledge and experience ccmbined with engineering and technical expertise, and a greater accep-tance by the operating crew.

Attachments:

As stated cc: ACRS Members R. F. Fraley M. W. Libarkin J. C. McKinley i

G. R. Quittschreiber T. G. McCreless J. Kotra x

40 5 860213 DELLG4-656, PDR

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