. The Street railway journal . t athirty inch water main was encountered, which it wasnecessary to sink twelve feet below its original level for adistance of 450 ft., and enclose it in a special tunnel, sothat it can be inspected. New Drick foundations to the This excavation, which was in quicksand, was made to thedepth of forty-two feet, and, being below the water line,it was necessary to pump out the seepage water and banks with heavy timbers to protect the walls ofneighboring buildings and the lines of the neighboringstreets. Novel methods were adopted by the contractors forcond
. The Street railway journal . t athirty inch water main was encountered, which it wasnecessary to sink twelve feet below its original level for adistance of 450 ft., and enclose it in a special tunnel, sothat it can be inspected. New Drick foundations to the This excavation, which was in quicksand, was made to thedepth of forty-two feet, and, being below the water line,it was necessary to pump out the seepage water and banks with heavy timbers to protect the walls ofneighboring buildings and the lines of the neighboringstreets. Novel methods were adopted by the contractors forconducting the work on lower Park Row, in order tointerfere as little as possible with the street traffic. Thisstreet is comparatively narrow from Chatham Square tothe Bridge terminal, and is traveled by numerous lines ofstreet cars and numberless trucks and wagons. Anattempt was made to divert the traffic into Centre Street,but this street soon became congested, and frequentblockades occurred, so that the traffic returned to Park. FIG 5—CABLE CONSTRUCTION—THIRD AVENUE RAILROAD, NEAR CITY HALL AND POST OFFICE. depth of twenty-four feet had to be placed under six ofthe elevated posts, and on the west side these foundationsare arched over a trunk sewer. It was also necessary toconstruct a special sewer along 65th Street, for a distanceof about two blocks, in order to provide drainage for thevault. In excavating for the 6th Street pit, where arelocated the terminal sheaves, between the two lower sec-tions, three of the foundations of elevated posts wereincreased to a depth of fourteen feet, it being necessary,of course, to shore up the structure while the new founda-tions were being placed. In excavating for the pit or vault on the Bowery, infront of the Bayard Street station, five sixteen inch, twotwelve inch and one eight inch gas mains were encoun-tered, also a twenty inch water main, an electric subway,several six inch pneumatic tubes and a large sewer, all ofwhich had to be c
Size: 1832px × 1364px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1880, bookidstreetrailwa, bookyear1884
