Chicago : Engineering and Contracting Pub. Co. · leaf 471
. The total amount of concrete placedin Lock 5 and the core walls, by the belt con-veyor and tripper car was about 30,000 cu.yds. and covered a period of about eightmonths. After the lock was finished, the trip-per car was dismantled and discarded al-though belt conveyors were used in the… … Sketch Showing Symons Clamp forColumn Forms. Rialto Building in Kansas City by the contrac-tor, Mr. Geo. H. Siedhoff, who states that ithas proved economical and satisfactory. Mr.Siedhoff states that he estimates the cost oflabor of putting on the clamps at 4 cts. eachand the cost of removing them…
Buildings
Internet Archive · University of Illinois Urbana-Champaign · Public Domain Mark 1.0. Free to use for anything.
