This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1918 edition. Excerpt: ...from east to west. Erie Canal. Contract No. 155.--For furnishing and installing seven hoists for the operation of the bulkhead in the north end of the Vischer's Ferry dam. Contract completed. Contract No. 20-D.--For dredging Mohawk river channel, constructing stream entrances, etc., between deep water below Rexford Flats aqueduct and center of bridge at Dam No. 9, at Yosts. At Dam No. 5, Rotterdam, progress under the extra work order was more or less interrupted by high water conditions. A cofferbox was placed north of the north pier and drilling a large hole in the sill of the dam began. A diver was employed to locate the holes already drilled and 3-in. pipes were placed in them. Two mixers were erected and several hundred bags of cement, in a 1 to 1 mixture, placed at the lock chamber and along the cut-off wall of the dam. Two gates of the middle span, adjacent to the north pier, were lowered and a 5-ft. coffer-box placed on the sill above them. Contract No. 180.--For removing a portion of the aqueduct at Rexford Flats and completing the adjacent canal prism excavation. Work began on April 17, by removal of old masonry in piera. Derrick-boats and tugs were used. Piers 3, 4 and 5, from the Schenectady end of the structure, were removed to water level and back as far as the arches. Part of pier 7 was also removed. On April 25, bolts were loosened and dismantling the temporary wooden highway bridge began. Contract No. 122-A.--For constructing the substructure and superstructure, and completing the approaches of a highway bridge over the Mohawk river near Little Falls. A steam-hammer completed driving steel-piling and foundation piles for the north pier. Concrete was placed in the pier to about pool level. Steel for the truss span is being...

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