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  • Users: Catacus
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  1. Catacus

    Historic rebar identification

    I have a concrete slab that is reinforced with what appears to be 3 wires twisted together, about 3/16" dia wire. The slab is about 6" thick with the twisted bars bottom at 6" on center spanning 9 feet between dropped concrete beams. It was a 4 story warehouse buildng, not sure of the age but...
  2. Catacus

    Snow drift displacement

    Any concerns with building up a triangular obstuction on a roof adjacent to a higher roof or parapet to displace the code required snow drift load?

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