To provide an inspection and measurement method for a ground subsidence cavity in a concrete civil engineering structure, enabling an inspection and measurement device to be mounted on the structure from the start of its construction.
A plurality of through-holes 2 for inspection and measurement allowing the inspection and measurement device for measuring ground subsidence, a cavity, and a level of underground water to be mounted are provided independently from a grout hole 7 in concrete secondary products for forming a sluice gate, a covered conduit 10 or the like and the cast-in-place concrete structure 1. The through-hole 2 for inspection and measurement is formed by burying a synthetic resin-made pipe or a steel pipe or a ceramic pipe in the predetermined position of the structure 1 in advance.
KONO TAKAO
MAKITA KENSAKU
TOFUSA MITSURU
JPH07259169A | 1995-10-09 | |||
JPH08209812A | 1996-08-13 | |||
JPH05643B2 | 1993-01-06 |