An existing concrete-encased steel beam supports typical existing concrete pan joists at Level 17, set at an elevation of 237'-9". Demolition of the existing roof structure is required, with existing pan joists shored as required during construction operations.
215 LEVEL 17 237'-9" 16 (E) CONC PAN JOISTS, TYP DEMO (E) ROOF STRUC SHORE (E) PAN JOISTS AS REQD (E) CONC-ENCASED STL BM
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