Standard No.:	JT/T 327-2016
English Name:	Technical Specification on Highway Bridge Expansion and Contraction Installation
Chinese Name:	公路桥梁伸缩装置通用技术条件
Professional Classification:	JT    Professional Standard - Transport
Issued by:	MOT
Issued on:	2016-12-30
Implemented on:	2017-4-1
Status:	valid
Superseding:	JT/T 327-2004 Highway Bridge Expansion and Contraction Installation
Language:	English
File Format:	PDF
Word Count:	8500 words
Price(USD):	250.0
Delivery:	via email in 1 business day

General technical requirements of expansion and contraction installation for highway bridge 1 Scope This standard specifies the classification, general requirements, technical requirements, test methods and inspection rules of expansion and contraction installations for highway bridge. This standard is applicable to the expansion and contraction installations used in highway bridge engineering with expansion and contraction quantity of 20 mm~3,000 mm. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. GB/T 193 General purpose metric screw threads - General plan GB/T 699 Quality carbon structure steels GB/T 700 Carbon structural steels GB/T 702 Hot-rolled steel bars - Dimensions, shape, weight and tolerances GB/T 706 Hot rolled section steel GB 912 Hot-rolled sheets and strips of carbon structural steels and high strength low alloy structural steels CB/T 985.1 Recommended joint preparation for gas welding, manual metal arc welding, gas-shield arc welding and beam welding GB/T 1184 Geometrical tolerancing - Geometrical tolerance for features without individual tolerance indications GB/T 1228 High strength bolts with large hexagon head for steel structures GB/T 1231 Specifications of high strength bolts with large hexagon head, large hexagon nuts, plain washers for steel structures GB 1499.1 Steel for the reinforcement of concrete - Part 1: Hot rolled plain bars GB 1499.2 Steel for the reinforcement of concrete - Part 2: Hot rolled ribbed bars GB/T 1591 High strength low alloy structural steels GB/T 1690 Rubber, vulcanized or thermoplastic - Determination of the effect of liquids GB/T 1804 General tolerances - Tolerances for linear and angular dimensions without individual tolerance indications GB/T 3274 Hot-rolled plates and strips of carbon structural steels and high strength low alloy structural steels GB/T 3280 Cold rolled stainless steel plate, sheet and strip GB/T 3323 Radiographic examination of fusion welded joints in metallic materials GB/T 3672.1 Rubber - Tolerances of products - Part 1: Dimensional tolerances GB/T 4171 Atmospheric corrosion resisting structural steel GB/T 11345 Non-destructive testing of welds - Ultrasonic testing - Techniques, testing levels, and assessment JB/T 5943 Construction machinery - General specifications for welding parts JT/T 4 Plate type elastomeric pad bearings for highway bridges JT/T 722 Specifications of protective coating for highway bridge steel structure JT/T 1039 Polyurethane plug expansion and contraction installation for highway bridges JTG D60 General code for design of highway bridges and culverts JTG D64 Specifications for design of highway steel bridge 3 Terms and definitions For the purposes of this document, the following terms and definitions apply. 3.1 expansion and contraction joint gap set in superstructure to gear to the structural deformation of bridge 3.2 expansion and contraction installation for highway bridge general term of various devices set at the expansion and contraction joints in order to make vehicles pass the bridge deck smoothly and gear to the deformation of bridge superstructure 3.3 expansion and contraction quantity sum of expansion and contraction deformation of expansion and compressive installation Note: Negative sign (-) indicates tensile deformation, and positive sign (+) indicates compressive deformation.

Foreword i 1 Scope 2 Normative references 3 Terms and definitions 4 Classification 5 General requirements 6 Technical requirements 7 Test methods 8 Inspection rules Annex A (Normative) Requirements for the checking calculation of limit state of expansion and contraction installation Annex B (Normative) Test method for deformation performance Annex C (Normative) Test method for water resistance Annex D (Normative) Test method for bearing performance Annex E (Normative) Test method for clamping performance of rubber sealing tape