E - Fixed Constructions – 02 – D
Patent
E - Fixed Constructions
02
D
61/69, 61/85
E02D 5/28 (2006.01) E01D 19/02 (2006.01) E02D 5/56 (2006.01) E02D 13/10 (2006.01)
Patent
CA 1131457
Abstract of the Disclosure A method for the erection of a temporary bridge, etc. and a pile means to be used for carrying out the same are disclosed which are characterized in that a pile member as one of the pile means having a metalic pipe form with an open upper end and a closed lower end is rotated by a prime mover for an earth-auger, mounted to its upper end and hung from the boom of a mobile crane, to be rotated, whereby the pile member is driven into the ground by the action of a spiral propelling element formed around its outer periphery, the pile member, after reaching a desired depth, being then rotated in reverse while it is prevented from being moved upwards so that the soil around it is forced radially to be tightly compressed by the action of the spiral propelling element, and a height adjusting member as one of the pile means is introduced into the pile member from its upper open end till the bottom of the height adjusting member abuts the partition plate previously secured to the inside of the pile member at its upper portion, thereafter sand, etc. is supplied into the height adjusting member, whereby, when it is lifted bit by bit the sand flows through an orifice previously formed in the bottom to fill the space formed between it and the partition plate of the pile member to adjust the height of the height adjusting member relative to the pile member. After a predetermined number of the pile members together with the height adjusting members have been thus driven into the ground, bridge girders, cover plates, etc. are mounted on the height adjusting members to erect a temporary bridge, etc.
362134
Marks & Clerk
Nagashima Masaya
LandOfFree
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