Laserfiche WebLink
No conduit or pipe placed over top reinforcing nor under bottom <br />reinforcing. <br /> <br />Conduit or pipe and their fittings not to displace concrete in columns in <br />excess of 4% of total cross-section area of column without approval of <br />Owner/Engineer. <br /> <br />e. Conduit or pipe shall not be placed closer than 3 diameters on center. <br /> <br />Maximum size of embedded conduit or pipe not to exceed 1/2 thickness of <br />structural slab, 2/3 thickness of topping slabs. <br /> <br />Expansion joints for concrete encased conduits consist of a flexible tube, and <br />fittings connected with braid jumper. All parts non-ferrous metal with joints <br />covered with robber tubing. Expansion joints are O.Z. Electric type. <br /> <br />Horizontal or cross runs in partitions and side walls or similar construction will <br />not be allowed without specific approval. <br /> <br />B. Exposed Conduit: <br /> <br />Exposed conduit and conduit above "lay-in" ceilings routed in lines parallel to <br />building construction. Exposed conduit fittings, condulet type for all sharp <br />comers, tees, etc. <br /> <br />Conduit: Securely fastened at intervals as follows: Eight foot spacing up <br />through 1" and code scheduled spacing for sizes over 1". Fasteners: One-hole <br />malleable straps, mineralac hangers, or split pipe hangers. Multiple runs of <br />conduit: Uniformly spaced and supported on Kindorfchannels. Standard <br />anchored by Phillips self-drilling anchors and bolts, or concrete inserts. Any <br />form of strap iron or wire hangers will not be allowed. <br /> <br />Expansion joints for exposed conduit consist of a sleeve with fittings to provide <br />for telescoping of one of the conduit into sleeve. Movable conduit fitted with <br />insulated bushing joint. Weatherproof; made of malleable iron with corrosion~ <br />resistant covering. Expansion joints are O.Z. Electric type. <br /> <br />Conduit not to be installed on hangers and/or supports installed by other trades <br />for their use. Conduit shall not be supported from ceiling wires and/or <br />suspension systems installed for purposes of accommodating other systems <br />within the building. <br /> <br />Basic Materials and Methods 16050-16 <br /> <br /> <br />