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Part II - Environmental Program at KSC - NASA

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Space Shuttle <strong>Program</strong> Historic Properties 5-27<strong>NASA</strong>-wide Roll-up ReportPropulsion Test Stands A-1 (Building4120), A-2 (Building 4122), B-1 (Building4210) and B-2 (Building 4220) <strong>at</strong> SSCA-1 Test Stand Configured for SSME Testing.(Source: Stennis Space Center 2007:32)B-1 (left) and B-2 (right) Positions Configured for SSMETesting.(Source: Stennis Space Center 2007:32)• All were built in 1965 and 1966 tosupport flight certific<strong>at</strong>ion of theS<strong>at</strong>urn V (Apollo). Test hardware <strong>at</strong>each stand has been modified tosupport the SSP.• All are design<strong>at</strong>ed NHLs• All accommod<strong>at</strong>e full-scale, liquidpropellant rocket engine and systemstesting• A-1, A-2, and B-2 are single positiontest stands; B-1 is a dual-positionstand• Test stands A-2 and B-1 can simul<strong>at</strong>ealtitude conditions encountered bythe SSME during ascent• B-2, the largest test stand of its typein the country, can accommod<strong>at</strong>e thest<strong>at</strong>ic firing of all three SSMEs <strong>at</strong> onetime. It was used during the testfiring of the MPTA on April 21,1978.• The four test stands are eligible underNRHP Criterion A. They are the onlystructures in the world th<strong>at</strong> cansupport the type and level of testingrequired by the SSME. Every SSMEth<strong>at</strong> has flown in space was certified<strong>at</strong> the SSC Rocket Propulsion TestComplex.• All are also eligible under NRHPCriterion C for their uniquecapabilities, configur<strong>at</strong>ion andmethod of constructionJuly 2008Archaeological Consultants, Inc.

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