| Patents for E01D 21 - Methods or apparatus specially adapted for erecting or assembling bridges (6,388) |
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| 07/30/2008 | CN101230560A Hydraulic elevator tower cable-stayed straddle bridge hoisting truck |
| 07/24/2008 | US20080172808 Bridge Structures |
| 07/23/2008 | CN101225640A Diameter-adjustable sheet steel form for bridge abutments |
| 07/23/2008 | CN101225639A Construction technology for freely-supported variable continuous box-beam structure and freely-supported variable continuous box-beam structure thereof |
| 07/23/2008 | CN101225638A Method for mounting ground anchor type suspension bridge prestressed concrete stiffening box girder |
| 07/23/2008 | CN101224856A Long-span load-carrying cable lifting machine and mounting method therefor |
| 07/22/2008 | US7401371 Method and installation for constructing an expressway |
| 07/16/2008 | CN201087325Y Concrete box beam hydraulic core support for special railway transportation line |
| 07/16/2008 | CN201087324Y Integral formwork and mould stripping device for cast-in-situ box beam hydraulic internal mold |
| 07/16/2008 | CN201087323Y Mobile integral construction platform |
| 07/16/2008 | CN201087322Y Large tonnage box beam construction temporary support saddle |
| 07/16/2008 | CN101221433A Integrated control system of suspension bridge main rope winding machine |
| 07/16/2008 | CN101220580A Portrait multi-point continuously dragging construction method for trussed steel beam |
| 07/16/2008 | CN100402755C Large scale prefabricated box girder mounting and positioning method |
| 07/10/2008 | US20080163439 Mobile Bridge System |
| 07/09/2008 | CN201083020Y Suspending method prestress stretching device |
| 07/09/2008 | CN101215822A Method and device for anchoring changeable prestressing force of suspension bridge |
| 07/02/2008 | CN201080597Y Multifunctional cast-in-situ cantilever plate construction bracket |
| 07/02/2008 | CN201080596Y Bridge-erecting pier beam-shifting device |
| 07/02/2008 | CN201080595Y Post-tensioning method bridge manufacture reeving machine |
| 07/02/2008 | CN101210419A Inside and outside beam system bridge fabrication machine for small radius curve concrete box girder construction and construction method thereof |
| 07/02/2008 | CN101210418A Non-floor-bracket construction method for suspension bridge tower frame cross beam |
| 07/02/2008 | CN101210417A Fastener and anchor cable system bidirectional simple supported non-torsion tower top tension anchoring method |
| 07/02/2008 | CN101210416A Semi-flexible supporting device for large span steel box girder incremental launching method construction |
| 07/02/2008 | CN101210415A Method for mounting bridge main tower cross beam top steel box girder segment |
| 07/02/2008 | CN101210414A Fastening positioning device for suspension bridge main cable construction |
| 07/02/2008 | CN101210412A Simply supported box girder and its manufacturing method and tendon guiding device |
| 07/02/2008 | CN101209804A Cable hoisting machine pre-stress rear anchor |
| 06/26/2008 | DE102006060695A1 Manufacturing composite steel bridge with concrete road plates involves gradually lowering central support during concrete bonding, hardening, while it is no longer viscous, on reaching defined initial strength, on detecting cracking danger |
| 06/25/2008 | CN201077958Y Beam movement carriage for road and bridge construction |
| 06/25/2008 | CN201077957Y Steel truss bridge closure top-pulling device |
| 06/25/2008 | CN201077956Y Positive and negative steel truss of arch-setting |
| 06/25/2008 | CN101205721A Method for surrounding water by combination of steel cofferdam and heavy-pressure rotary-spraying pile in deep-water low-pile cap construction |
| 06/25/2008 | CN101205702A Beam-form unified movable mould frame |
| 06/19/2008 | DE102007023083B3 Mobile superstructure formwork for steel-reinforced concrete bridge has holding elements at intervals on underside of steel support that carry rollers one above the other offset by 90 degrees, one with horizontal, one with vertical axis |
| 06/18/2008 | CN201074301Y Longitudinal moving apparatus for bearing trestle bridge segment box beam |
| 06/18/2008 | CN101200880A Steel tube arch single pivot ten-thousand-tonnage horizontal rotation swivel construction method |
| 06/18/2008 | CN101200879A Multi-arch bridge rib vertical turning technical method |
| 06/18/2008 | CN101200878A Continuous girder frusta top segment precisely locating apparatus and precisely locating construction technique thereof |
| 06/18/2008 | CN101200877A Non-support construction process for triangle frame |
| 06/18/2008 | CN101200876A Erection of second hole large-span steel girder by rear anchorage cable method |
| 06/18/2008 | CN101200875A Main cable wrapping machine and wrapping method therefor |
| 06/18/2008 | CN101200874A Box-beam steel bar centralized tying and integral hoisting construction method |
| 06/18/2008 | CN100395411C Walking type box beam bridge formation machine |
| 06/11/2008 | CN201071488Y Automatic leveling device of bridging working vehicle |
| 06/11/2008 | CN201071487Y Suspension basket safety protection system device in bridge construction |
| 06/11/2008 | CN101195989A Assembled bridge building technique based on three steel tube longeron segments |
| 06/11/2008 | CN101195988A Soft, hard composite three-leveltraction technique for stay cables and connecting device thereof |
| 06/11/2008 | CN101195987A Stayed-cable bridge midspan incremental launching auxiliary closure technique and beam segment pulling and shifting composite set |
| 06/11/2008 | CN101195986A Cantilever casting continuous beam temporary support concretion system for passenger transport individual line |
| 06/01/2008 | CA2569814A1 Bridge deck panel coupling system and method therefor |
| 05/29/2008 | DE202008003536U1 Fahrbare Überbauschalung für Brücken, insbesondere Stahlverbundbrücken Mobile superstructure formwork for bridges, especially steel composite bridges |
| 05/28/2008 | CN201065644Y Anti-collision wall formwork without supporting bracket |
| 05/28/2008 | CN201065513Y Beret truss type hanging basket |
| 05/28/2008 | CN201065512Y Beret truss beam bridging machine |
| 05/28/2008 | CN201065511Y Mobile die carrier bridge fabrication machine for thin wall high frusta |
| 05/28/2008 | CN101187199A Self-anchoring type suspension bridge system conversion construction method |
| 05/28/2008 | CN101186273A Method for lowering overweight structure by connecting two jacks in series |
| 05/21/2008 | CN201062343Y Steel casing having drawer type corbel |
| 05/21/2008 | CN101182717A Construction method of opening locked steel tube pilecofferdam |
| 05/20/2008 | US7373683 Construction method for prestressed concrete girder bridges |
| 05/14/2008 | CN201058969Y Novel bridging machine |
| 05/14/2008 | CN201058968Y Electric track type sliding beam apparatus for erection of railway bridge |
| 05/14/2008 | CN101177933A Bridge rib hoisting and supporting rack integral construction method and device |
| 05/14/2008 | CN101177932A Moving tower crane bridge surface running construction method and apparatus |
| 05/14/2008 | CN101177931A Erection of gantry type small-cycle traction system on large-span suspension bridge main cable |
| 05/14/2008 | CN101177930A High-low pump combination hydraulic system |
| 05/07/2008 | CN201056669Y Inverse hanging type work bench vehicle |
| 05/07/2008 | CN101173503A Three-point walking single cable face cable-dragging suspension basket |
| 05/07/2008 | CN101173502A Steering cable saddle for bridge construction |
| 05/07/2008 | CN101173501A Cable jam-packed machine and its jamming method |
| 05/07/2008 | CN101173500A On-site simple experiment adjusting equipment of anti-earthquake device for buildings |
| 05/07/2008 | CN101173499A Method and device for subaqueous construction of bridge pier |
| 05/07/2008 | CN101173498A Pre-stress connecting rod type girders |
| 04/30/2008 | CN201053105Y Equal span self-balancing bridging machine |
| 04/30/2008 | CN201053104Y Template joist support base for cast-in-situ bridge |
| 04/29/2008 | US7366634 Gantry with auto-adjusting prestressing |
| 04/29/2008 | US7363671 Method of moving a component underneath a bridge assembly with a cable |
| 04/23/2008 | CN201049853Y Unbinding device for coiled cable |
| 04/23/2008 | CN100383341C Large scale concrete box girder hoisting method |
| 04/16/2008 | CN201047065Y Large-span structural component floating pier hoisting apparatus |
| 04/16/2008 | CN201047064Y Rapid-dismounting portable chucking fixture |
| 04/16/2008 | CN201047063Y Water-proof electricity-proof device for viaduct cantilever cradle bottom |
| 04/09/2008 | CN201045176Y High-low pump composite hydraulic device |
| 04/09/2008 | CN101158147A Large-span bridge steel girder closing construction method |
| 04/09/2008 | CN101158146A Cable-stayed bridge main-beam sliding form frame system and construction method |
| 04/09/2008 | CN101158145A Method for mounting trestle bridge segment box girder |
| 04/02/2008 | CN201043356Y Strand pulling machine |
| 04/02/2008 | CN201043271Y Sink preventing and leveling device for installation of offshore platform pile pipe frame |
| 03/26/2008 | CN101148861A Beret truss type hanging basket and assembling method thereof |
| 03/26/2008 | CN101148860A Construction method for bridge steel box basket arch |
| 03/26/2008 | CN101148859A Support for template joist of cast-in-situ bridge and assembling method thereof |
| 03/19/2008 | CN201037233Y Multifunctional trackless type gantry crane |
| 03/19/2008 | CN101144260A Prestressing applying method for concrete genuine bridge construction |
| 03/19/2008 | CN101144259A Large tonnage whole opening box girder transmitting and construction method |
| 03/12/2008 | CN201033945Y Short strand wire stretching stopping means |
| 03/12/2008 | CN201033862Y Incremental launching large-span frame bridge culvert tying head rectification device through relay way |
| 03/12/2008 | CN101139821A Method and system for erecting steel trusses by stay cable auxiliary complete cantilever |
| 03/12/2008 | CN101139820A Steel truss bridge closing jacking-drawing device |
| 03/12/2008 | CN101139819A Steel strand reversal fulcrum preloading method |