Contractors' and Dealers' Association of California · San Francisco : L. A. Larson · leaf 873
timber lining: from the hopperextend chutes into the forms to be filled. This hopperwas necessary as ■shooting the concrete from the pipedirectly into the forms displaced the reinforcing steel andconduits. For concreting the arch, the conveying pipe is led intothe forms; as the arch has reinforcing… … lini.niNC AND KNCINKKUIXC NRWS W r.lne.-^ilHV. Iviiu- ■2\. inii; lieen inixsd. conveyed and placed in forms situated _2,5U0teet from the pneumatic mixer on an upgrade of 1.15 percent. It is exiieclcd tiiat concrete will be conveyed by thismnhod over •■1.0iK> feet up the ?. per cent srade from…
Architecture · Building · Construction industry · Engineering
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