Chicago : Engineering and Contracting Pub. Co. · leaf 643
then applied again, correction Total ..2.022 0 c.c.Piers 2,021 11% , ... In order to detect and keep track of any,movement of the falsework, lines and levelswere taken on same at frequent intervals. Thecenter of each bent was established withtransit, shortly after the bent was placed inposition,… … v Two Four Drum Eight Spool Electric Hoisting EnginesOne on Each traveler TracK fng VContg Counter WeightSteel 6iraer? Fig. 8—Di.igr.im Showing Method of Erecting Main Traveler, Municipal Bridge, St. Louis. Mo. December 13, 1911. ENGINEERING & CONTRACTING 629 thus be detected. At the same time…
Buildings
Internet Archive · University of Illinois Urbana-Champaign · Public Domain Mark 1.0. Free to use for anything.
