DL/T 5169-2002水工混凝土钢筋施工规范

ForewordIntroduction1 Scope2 Normative references3 General4 Material 4.1 General 4.2 Inspection of steel bars 4.3 Storage of steel bars 4.4 Steel bar replacing 4.5 Other requirements5 Steel reinforcement fabricating 5.1 Straightening, cleaning and derusting 5.2 Fabricating of steel bar end and joint 5.3 Steel bar bending

ForewordIntroduction1 Scope2 Normative references3 General4 Material 4.1 General 4.2 Inspection of steel bars 4.3 Storage of steel bars 4.4 Steel bar replacing 4.5 Other requirements5 Steel reinforcement fabricating 5.1 Straightening, cleaning and derusting 5.2 Fabricating of steel bar end and joint 5.3 Steel bar bending 5.4 Tolerance 5.5 Storage of steel reinforcement6 Splices of reinforcement 6.1 General 6.2 Technical and quality requirements for splices- 6.3 Distribution requirement for splices7 Reinforcement placement 7.1 Tolerance 7.2 Splicing requirement 7.3 Concrete cover 7.4 Supporting bars 7.5 Installation of anchor bars 7.6 Maintenance and protection after placementAnnex A Main mechanical property and chemical composition of steel barsAnnex B Quality inspection method for taper (straight) thread machining