GROUTING HOLE FOR CONCRETE CHANNEL CROSSING RIVER BANK AND ROAD

摘要

A grout hole with a plate and a probe is provided at the bottom of concrete aqueduct to obtain structural stability and durability of structures related to aqueduct by observing the plate and the probe contained in the grout hole. In a grout hole(20) consisted of an inserted steel pipe(30) at the bottom of an aqueduct(10) made of concrete, the grout hole contains a plate(40) and a probe(41). The top surface of the plate is adhered to the bottom end of the inserted steel pipe. The probe is installed at the center of the top surface of the plate. The bottom surface of the plate has a protrusion(42) which are buried in the ground beneath the plate.