Basic properties survey report on the rock classification

암반 등급분류를 위한 기초 물성조사 보고서

  • 허진 ((주)삼중엔지니어링)
  • Published : 1991.06.01


On the ground foundation works for Bldg site, Rock classification test can be obtained as follows due to the International Society for Rock Mechanics. 1. In-take test ; Compression strength, Point load test. 2. In-situ test : Schmidt hammer test. Burden test finaly the convinient co-relation table between strength and S.H. test were carried out for site-engineer. This project is one of contineous works regarding to Burden test from Jack leg drill( ø 36mm) to Crawler drill( ø 75mm) use.