Double Lanes GW D Modular Brdge
D-Type Big Span Steel Bridge
Model Alias: CD450；CD；450
Std. Double lanes: Bridge deck net width: 7.35m. Maximum Free Span length: 91.44m
D-bridge is the patent of Great Wall; It was invited from Germany and has advantage in the long-span and big loading comparing to bailey bridge. Thus, it can save cost of piers.
Description
Product introduction
D-Type Big Span Steel Bridge
Model Alias: CD450；CD；450
Std. Double lanes: Bridge deck net width: 7.35m. Maximum Free Span length: 91.44m
D-bridge is the patent of Great Wall; It was invited from Germany and has advantage in the long-span and big loading comparing to bailey bridge. Thus, it can save cost of piers.
Specification
Product name: | Double Lanes GW D Modular bridge |
Model alias: | Type CD450; Type CD; Type 450; Replace Delta Bridge (Delta Bridge); |
Truss piece model: | GW D type |
Conventional size of truss piece: | 3.048m×2.35m |
Standard lane width of steel bridge: | 3.15m special single lane; |
Single lane beam size: | H450 |
Double-lane beam size: | H700 |
Maximum span of steel bridge design: | Single-lane 91.44m single span |
Load class: | Class 10 for automobiles; Class 15 for automobiles; Class 20 for automobiles; Class 50 for crawlers; Class 80 for trailers; 40 tons for bicycles; 60 tons for bicycles; |
Design: | GW D type SS, SSR, DS, C3DS, C3DSR, DD, C3DD, C3DDR, etc. |
Main material of steel bridge: | GB Q345B |
Connecting bolt grade: | 10.9 grade high-strength bolts |
Surface corrosion: | Hot-dip galvanizing; paint; heavy-duty anticorrosive paint for steel structure; asphalt paint; anti-skid aggregate treatment of bridge deck, etc. |
Bridge erection method: | Cantilever push-out method; hoisting method; floating method; in-situ assembly method; soil pile construction method, etc. |
Installation takes time: | 15-30 sunny days after the abutment and other conditions are met (determined according to the length of the bridge and site conditions) |
Installation requires workers: | 6-8 (determined according to site conditions) |
Equipment required for installation: | Cranes, hoists, jacks, chain hoists, etc. (Can be adjusted according to site conditions) |
Steel bridge features: | Large span, saving the cost of bridge piers, light fittings, quick assembly, interchangeable, detachable, long life |
Pass the certification: | ISO, CCIC, BV, SGS, CNAS, etc. |
Executive standard: | JT-T/728-2008 |
manufacturer: | Zhenjiang Great Wall Heavy Industry Technology Co., Ltd. |
Annual output: | 12000 tons |
Applications
Double Lanes GW D Modular bridge has been widely used in rescue and disaster relief, traffic engineering, municipal water conservancy engineering, dangerous bridge reinforcement, etc. in addition to being a war-ready steel bridge.
Advantages
1. Simple Structure
2. Long Life
3. Longer Span
4. Saving The Cost Of Bridge Piers,
5. Wider Application
6. Can Be Customized
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