DL/T 5389－2007水工建筑物岩石基础开挖工程施工技术规范

Foreword1 Scope2 Normative References3 Terms and Definitions4 General5 Geology6 Survey7 Excavation8 Drilling and Blastin9 8.1 General Requirements 8.2 Design 8.3 Construction 8.4 Presplit Blasting and Smooth Blastin9 8.5 Bench Blasting and Buffer Hole Blastin9 8.6 Blasting Adjacent to Horizontal Foundation Surface

Foreword1 Scope2 Normative References3 Terms and Definitions4 General5 Geology6 Survey7 Excavation8 Drilling and Blastin9 8.1 General Requirements 8.2 Design 8.3 Construction 8.4 Presplit Blasting and Smooth Blastin9 8.5 Bench Blasting and Buffer Hole Blastin9 8.6 Blasting Adjacent to Horizontal Foundation Surface 8.7 Blasting near the Special Location9 Trial Blastin910 Blasting Safety Monitoring during Construction11 Temporary Support12 Drainage and Muck Transportation13 InspectionTreatment and Acceptance of FoundationAppendix A Allowable Safety Criteria of Blastin9