| Patents for E01F 5 - Draining the sub-base of roads or ballastway of railways by trenches, culverts, or conduits (873) |
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| 07/12/2012 | DE202012001568U1 Tragschale zur Errichtung von biegeweichen, in die Erde gebetteten Unter- und Überführungsbauwerken Tray for the establishment of flexible, soft, embedded in the ground under and overpass structures |
| 07/11/2012 | EP2473678A1 Module and assembly for managing the flow of water |
| 07/11/2012 | CN202324155U 可调式波纹预应力抗污染排水涵管 Adjustable prestressed corrugated drainage culvert pollution |
| 07/11/2012 | CN202323979U Culvert foundation structure |
| 07/11/2012 | CN202323906U 装配式涵洞构件 Fabricated culvert member |
| 07/11/2012 | CN102561219A Open cut tunnel and culvert combination |
| 07/11/2012 | CN102561203A Transportation and installation construction device and method of manual pulling truck |
| 07/11/2012 | CN102561189A Concreting form for various bridges and culverts |
| 07/11/2012 | CN102561133A Foundation bed structure of railway soil and soft rock cutting |
| 07/04/2012 | CN202298668U 工字型多层防水橡胶止水带 I-shaped multi-layer waterproof rubber water stop |
| 07/04/2012 | CN202298489U Culvert mold plate for framework |
| 07/04/2012 | CN202298488U 一种桥涵、隧道内支撑结构 An bridges and culverts, the support structure inside the tunnel |
| 07/04/2012 | CN202298487U 预制钢筋混凝土箱涵 Precast reinforced concrete box culvert |
| 07/04/2012 | CN202298405U 一种道路路面排水结构系统 A road pavement and drainage structure of the system |
| 07/04/2012 | CN102535293A Novel water drainage type road surface structure of expressway emergency stopping lane |
| 07/04/2012 | CN102535289A Variable-cross-section structure for deep sewer of roadbed and construction method thereof |
| 07/04/2012 | CN102094375B Design method for bituminous pavement with drainage function |
| 07/04/2012 | CN101956373B Method for preventing box culvert head drop during box culvert jacking construction and used steel ship bow slope |
| 06/28/2012 | WO2012083375A1 An apparatus, an assembly, a vehicle and a method for forming a drainage assembly within and along an elongate trench |
| 06/27/2012 | CN102518052A Submerged flexible draining structure on road side slope |
| 06/21/2012 | US20120155965 Gravity-fed basin |
| 05/30/2012 | CN202247723U Pouring device for rib type cover plate |
| 05/30/2012 | CN202247722U Ditch cable trench formwork |
| 05/30/2012 | CN202247721U Rainwater collecting system for expressway |
| 05/30/2012 | CN202247720U Draining structure for cutting bed of rapid transit railway |
| 05/30/2012 | CN202247719U Corresponding corrugated pre-stressed anti-sedimentation culvert pipe for bridge |
| 05/30/2012 | CN202247718U Multifunctional corrugated prestressed deformation-resistance roadbed culvert pipe |
| 05/30/2012 | CN202247717U Steel corrugated culvert pipe |
| 05/30/2012 | CN202247716U Two-bin utility tunnel concrete prefabricated square culvert |
| 05/23/2012 | CN202227286U Road cutting and roadbed drainage structure of ditches in mountainous areas |
| 05/23/2012 | CN202227285U Steel corrugated plate supporting structure for road construction |
| 05/23/2012 | CN102154985B Guide shield for pushing rectangular concrete frame bridge |
| 05/17/2012 | US20120117739 Ecologically-Sound Waterway Culvert Restoration |
| 05/16/2012 | CN102454143A Artificial pavement manufacturing method for improving global warming |
| 05/09/2012 | CN202214684U Special washable pipe for highway drainage sewers |
| 05/09/2012 | CN102444088A Reinforced concrete box culvert |
| 05/09/2012 | CN102444087A Precast reinforced concrete box culvert |
| 05/02/2012 | CN202208892U Semi-automatic arched culvert construction template |
| 05/02/2012 | CN102433846A Corrugated steel sheets for corrugated steel arch bridges and culverts and bridge and culvert installation method utilizing same |
| 04/26/2012 | WO2012051688A1 Process of drain construction and drain |
| 04/25/2012 | CN202202393U 路面综合排水系统 Comprehensive road drainage system |
| 04/25/2012 | CN202202271U 机坪单孔箱涵 Aerodrome hole culvert |
| 04/25/2012 | CN202202270U 一种排水管 One kind of drain |
| 04/25/2012 | CN202202269U 一种排水箱结构的排水系统 A drainage tank drainage system structure |
| 04/25/2012 | CN202202225U 微波探测区的地面施工系统 Ground construction area of microwave detection system |
| 04/25/2012 | CN102425124A 预制钢筋混凝土箱涵 Precast reinforced concrete box culvert |
| 04/25/2012 | CN102425091A 山区沟槽路堑路基排水结构 Mountainous trench cutting subgrade drainage structures |
| 04/18/2012 | CN202194049U Novel rod drain board |
| 04/18/2012 | CN202194048U 用于新旧道路衔接处的路面结构 Old road pavement structure for convergence at the |
| 04/18/2012 | CN102418320A 自保、自控排水装置 Self-preservation, self-control and drainage device |
| 04/18/2012 | CN102418319A 预制装配式箱涵及其施工方法 Prefabricated box culvert and construction method |
| 03/28/2012 | CN102395732A Module and assembly for managing the flow of water |
| 03/14/2012 | CN202164555U 砼箱涵模板支架立柱底支撑 Concrete Box Culvert template column bottom support bracket |
| 03/14/2012 | CN202164508U 可升降支撑装置 Elevating support means |
| 03/14/2012 | CN102373675A Fabricated culvert member and construction method thereof |
| 03/14/2012 | CN102373662A Groundwater perfusion system for sidewalk |
| 02/29/2012 | CN202152443U 一种金属波纹管 Metal bellows |
| 02/22/2012 | CN202148496U 齿墙式箱涵透空进海路结构 Wall teeth into the sea through the empty box culvert structure |
| 02/08/2012 | CN202139546U 三分割暗渠混凝土预制方涵 Three precast concrete culvert divided party culvert |
| 02/08/2012 | CN202139545U 一种钢结构涵洞洞口 One kind of steel culvert entrance |
| 02/02/2012 | WO2012012845A1 A modular ducting section adapted for laying end-to- end and side by side forming a networked utilities ducting system and rain and run-off water management system |
| 02/02/2012 | CA2843623A1 A modular ducting section adapted for laying end-to-end and side by side forming a networked utilities ducting system and rain and run-off water management system |
| 02/01/2012 | CN202131569U 新型塑料盲沟 New plastic blind ditch |
| 01/18/2012 | CN102322094A Road surface combined drainage system |
| 01/18/2012 | CN102322028A Semi-automatic arch culvert construction template |
| 01/17/2012 | US8096730 Apparatus for laying concrete metal pipes inverts and method for using the same |
| 01/11/2012 | CN102312400A 可升降支撑装置 Elevating support means |
| 01/05/2012 | WO2012000460A1 Culvert with a deformation zone |
| 01/04/2012 | CN102303369A Process for prefabricating square culvert |
| 12/28/2011 | CN202090297U 一种高速公路拓宽和高速公路通道新建拼装箱涵结构 One kind of highway widening and highway culvert structure assembled new channel |
| 12/28/2011 | CN202090296U 预应力钢筋砼带肋空心板 Prestressed reinforced concrete ribbed hollow |
| 12/28/2011 | CN202090281U 钢筋砼带肋空心装饰板 Reinforced concrete ribbed hollow decorative plates |
| 12/28/2011 | CN202090260U 一种路面径流净化系统 One kind of road runoff purification system |
| 12/28/2011 | CN102296506A 土工袋台背路基及应用方法 Geotextile bags Subgrade and application methods |
| 12/28/2011 | CN101487236B 渗排水土工格栅 Seepage and drainage geogrid |
| 12/20/2011 | CA2417503C Cold roll forming a short radius curvature into deep corrugated metal plate |
| 12/07/2011 | CN202064333U 塑料盲沟管材 Plastic blind ditch pipe |
| 12/07/2011 | CN202064332U 塑料盲沟 Plastic blind ditch |
| 12/07/2011 | CN202064331U 盲沟管 Blind ditch pipe |
| 12/06/2011 | US8070395 Woven geosynthetic fabric with differential wicking capability |
| 12/01/2011 | US20110293954 Application of high toughness, low viscosity nano-molecular resin for reinforcing pothole patching materials in asphalt and concrete base pavement |
| 11/23/2011 | CN202047378U Ecological type sidewalk structure |
| 11/23/2011 | CN102251491A Waterproof method for prefabricated reinforced concrete box culvert interfaces and interface water stopper |
| 11/17/2011 | US20110278211 Curb-mounted storm sewer box and method of manufacture/repair |
| 11/09/2011 | CN202031042U Reinforced concrete culvert |
| 11/09/2011 | CN202031041U Oblique-crossing precast assembled reinforced concrete culvert |
| 11/09/2011 | CN202031040U Stiff assembly culvert structure in high-cold area |
| 11/09/2011 | CN101831873B Temporary bridge covered excavation method for constructing box culvert below traffic ground line of operating track |
| 10/20/2011 | US20110255922 Box culvert |
| 10/19/2011 | CN202012045U Combined steel frame structure for jacking in underpass bridge |
| 10/05/2011 | CN202000322U Plastic drainage blind ditch material |
| 09/28/2011 | CN201993907U 一种桥涵限高自动报警装置 One kind of bridge and culvert height limit automatic alarm device |
| 09/21/2011 | CN201981782U 一种房屋、桥梁、涵洞中用的梁体模板 One kind of houses, bridges, culverts beam used in the template |
| 09/21/2011 | CN201981520U 排水塑料盲沟管材 Plastic blind ditch drainage pipe |
| 09/15/2011 | WO2011109928A1 Transit system provided with intermediate track and auxiliary devices |
| 09/14/2011 | CN201972090U 一种顶推矩形混凝土框架桥的导向盾构 A push-oriented rectangular concrete frame bridge Shield |
| 09/14/2011 | CN201972056U 铁路粪尿自动收运装置 Automatic waste collection, transportation and railway equipment |
| 09/14/2011 | CN102182243A Underground pipeline or culvert maintenance vehicle |
| 09/14/2011 | CN102182151A Reinforced concrete culvert |
| 09/07/2011 | CN102174797A Obliquely-crossed prefabricated assembled reinforced concrete culvert |