Building #12/Detail showing negative steel in floor beam where it forms into girders. Note hooking and lapping of negative steel directly over point of support

Building #12/Detail showing negative steel in floor beam where it forms into girders. Note hooking and lapping of negative steel directly over point of support

Image: 3 3/4 x 5 7/8 in. (9.5 x 14.9 cm)
Paper: 4 15/16 x 8 1/16 in. (12.5 x 20.5 cm)
Credit Line
Purchase, with funds provided by the ICP Acquisitions Committee, 2006
Accession No. 2006.1.504