Gannett, Fleming, Corddry, & Carpenter, Inc. No description specified. 1-1 (1 Record) Documents Cultural Resource Survey of the East Street Interchange, I-279, L.R. 1021 Sections 1, 2; L.R. 1040 Sections 1, 2; L.R. 1026 Section 4; Located in the City of Pittsburgh, Allegany County, Pennsylvania (1980)