The method of con struction and apparatus (KY-2 pipejacking and propulsion method) for propulsion lage diameter steel pipe

摘要

PURPOSE: A ramming/jacking device for a large-diameter steel pipe is provided to execute works eco-friendly, to heighten work efficiency and to reduce construction expenses. CONSTITUTION: The ramming/jacking device for a large-diameter steel pipe comprises a thrust guide pipe(F), a skid loader(1) built in the thrust guide pipe(F), a soil-removal truck(4) connected to the backside of the skid loader(1), an excavator(A) connected to the front of the skid loader(1) by a skid loader arm(2), a screw conveyor(31) installed on both sides of the skid loader(1), an advancer(E) formed on the backside of the thrust guide pipe(F) to move the pipes forward by pressure, an accumulated soil-slip separator installed on the lower part of the advancer(E), a filter formed on the side of the accumulated soil-slip separator, a filtrate storage tank installed on the side of the filter, and a soil disposal device(J) installed to a soil storage tank(95) installed on the backside of the accumulated soil-slip separator.