| Patents for E02D 29 - Underground or underwater structures; Retaining walls (15,197) |
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| 08/25/2009 | CA2423228C Arch systems |
| 08/22/2009 | CA2654993A1 Reinforcement rib and overhead structure incorporating the same |
| 08/20/2009 | WO2009101631A1 A building method and buildings |
| 08/20/2009 | US20090208298 Retaining wall block with leveling pads |
| 08/20/2009 | DE102008009101A1 Zarge für die Aufnahme eine Abdeckung Frame for receiving a cover |
| 08/19/2009 | EP1467030B1 Underground pipe and cable gallery which can be inspected |
| 08/19/2009 | CN201292679Y Collocation setup for co-using communication basement for multiple rolling mills in aluminum foil plant |
| 08/19/2009 | CN201292539Y Improved manhole cover |
| 08/19/2009 | CN201292538Y Underground piping anti-stealing manhole cover |
| 08/19/2009 | CN201292537Y Pipe network well |
| 08/19/2009 | CN201292536Y Corrugated plate structure |
| 08/19/2009 | CN201292526Y H-shaped steel sheet pile and combined wall thereof |
| 08/19/2009 | CN101509263A Digging method foundation pit structure of steel cover and plate cover, and construction method |
| 08/19/2009 | CN100529277C Soil-blocking wall and its interlinking member and production method of interlinking member |
| 08/19/2009 | CN100529276C Median strip for supporting reinforced soil wall and its placing method |
| 08/19/2009 | CN100528710C Apparatus and method of oil storage in water |
| 08/18/2009 | US7574831 Riser pan component for on-site waste systems |
| 08/13/2009 | US20090202309 Green Retaining Wall Utilizing Helical Piers |
| 08/13/2009 | US20090202308 Gabions |
| 08/13/2009 | US20090199490 Cover for a manhole |
| 08/13/2009 | DE19859614B4 Einhängeleiter für mobile Einstieghilfe Hook-in for mobile access aid |
| 08/12/2009 | EP1831471B1 A manhole assembly and related method |
| 08/12/2009 | CN201288341Y Underground continuous wall joint |
| 08/12/2009 | CN201288340Y Bar-shaped hermetic seal gasbag |
| 08/12/2009 | CN201288339Y Leakage-proof structure of foundation bedplate back-pouring band |
| 08/12/2009 | CN201288338Y Nighttime caution well lid |
| 08/12/2009 | CN201288337Y Well position cover plate for conduit system |
| 08/12/2009 | CN201288336Y Water block type road launching well cover |
| 08/12/2009 | CN201288335Y Float-valve type road launching well cover |
| 08/12/2009 | CN201288334Y Safe well cover |
| 08/12/2009 | CN201288333Y Protection device for road valve well |
| 08/12/2009 | CN201288332Y Anti-theft cover for manhole |
| 08/12/2009 | CN201288331Y Water-proof manhole |
| 08/12/2009 | CN201288330Y Soil block |
| 08/12/2009 | CN101503882A Construction method for underground continuous wall with conjoined reinforcing cage by topdown construction method |
| 08/12/2009 | CN101503881A Method for reinforcing underwater structure by fiber-reinforced composite material grid ribs |
| 08/11/2009 | US7571570 Recessed plaster collar assembly |
| 08/11/2009 | CA2311404C Retaining wall system |
| 08/06/2009 | WO2009097187A1 Mine seal with adhesive |
| 08/06/2009 | WO2009096725A2 Precast temporary facility structure and a construction method for the same |
| 08/06/2009 | WO2007146972A3 An access control device and methods of using same |
| 08/06/2009 | US20090196695 Modular Block Connecting Techniques |
| 08/06/2009 | US20090196053 Recessed Plaster Collar Assembly |
| 08/06/2009 | DE202009005877U1 Widerlager für Brücke Abutment of bridge |
| 08/05/2009 | EP2085522A1 Gabion |
| 08/05/2009 | EP2084333A1 Kit for the adjustment of manholes for pits |
| 08/05/2009 | CN201284488Y Manhole cover plate of anti-theft cable pit |
| 08/05/2009 | CN201284487Y Spheroidal graphite cast iron combined manhole cover |
| 08/05/2009 | CN101498136A After-pouring strips structure with high underground water level |
| 08/05/2009 | CN101498135A Concrete well wall module |
| 08/05/2009 | CN101498134A Automatic positioning equipment for underground cover and cut engineering pipe column lower end |
| 08/05/2009 | CN101498133A Method and supporting construction for enlarging basement top-down method earth excavation space |
| 08/05/2009 | CN101497508A Composite modifying agent and low-strength concrete prepared thereby |
| 08/05/2009 | CN100523394C Construction method for concrete shaft wall module masonry |
| 08/04/2009 | US7568863 Panel forms |
| 08/04/2009 | US7568860 System for articulably bearing a prefabricated structural member on a foundation |
| 07/30/2009 | WO2009092835A1 Adjustable cover for drains |
| 07/30/2009 | US20090191009 Water and soil conservation method and a retaining wall for performing the same |
| 07/30/2009 | US20090191003 Apparatus and methods for underground structures and construction thereof |
| 07/30/2009 | US20090188180 Integrated wall system |
| 07/29/2009 | CN201280725Y Post-casting construction precast slab for basement of buildings |
| 07/29/2009 | CN201280724Y Glass fibre reinforced plastic sand inclusion well chamber |
| 07/29/2009 | CN100519958C Antitheft anti-detaching manhole cover naturally inhibiting device and antitheft method |
| 07/29/2009 | CN100519957C Anti-theft and turnover preventing manhole cover device |
| 07/23/2009 | WO2009091498A1 Retaining wall block and method of manufacture |
| 07/23/2009 | WO2009091175A2 Ecological activating block |
| 07/23/2009 | US20090185871 Apparatus for the creation of outer surfaces for structures |
| 07/23/2009 | US20090185870 Retaining wall block and method of manufacture |
| 07/23/2009 | DE202009003419U1 Elastomerer Schachtliner zur Sanierung von Schächten Elastomeric shaft liner for the rehabilitation of manholes |
| 07/22/2009 | EP2079881A2 Highways device with a support frame and covering element, such as a plug or lid or grating, pivotally mounted on the frame |
| 07/22/2009 | CN201276709Y Assembled prefabricated inspection shaft |
| 07/22/2009 | CN201276708Y Security anti-drop wellhead device for rain/sewage inspection shaft |
| 07/22/2009 | CN101490341A Wave energy converter |
| 07/22/2009 | CN101487270A Concrete-pouring synthetic manhole |
| 07/22/2009 | CN101487269A Connection type hidden manhole |
| 07/22/2009 | CN101487268A Concrete basement structure with/without bonding prestress and its construction method |
| 07/22/2009 | CN100516385C Connecting method and structure for horizontal impervious layer and drainage vertical shaft of red mud yard |
| 07/21/2009 | US7563057 Earthen containment reinforcement system |
| 07/16/2009 | WO2009056758A3 Manhole cover |
| 07/16/2009 | US20090180841 Low Profile Mine Roof Support |
| 07/16/2009 | US20090180832 Manhole system |
| 07/16/2009 | US20090178365 Method of fabricating a precast concrete meter pit |
| 07/16/2009 | DE10020342B4 Abwasserkontrolleinrichtung Wastewater control device |
| 07/15/2009 | EP2078790A1 Gabion for stone filling |
| 07/15/2009 | EP2078116A2 Device for hinging a lid or cover to a frame, such as a manhole |
| 07/15/2009 | CN201272981Y Grass-planted well cover |
| 07/15/2009 | CN201272980Y Socket-embedded inspection shaft |
| 07/15/2009 | CN201272979Y Precast combined inspection well |
| 07/15/2009 | CN201272978Y Fine gravel concrete sector-shaped building blocks of circular inspection well |
| 07/15/2009 | CN201272977Y Novel-structure underground continuous wall of circulating water pump head pond |
| 07/15/2009 | CN101484644A Device for blocking an articulation axis in the housing of a crown member, such as a grid or a buffer, in a road porthole |
| 07/15/2009 | CN101481913A Construction method of rock-socketed underground continuous wall punching slot section |
| 07/14/2009 | US7559717 Subterranean conduit cover |
| 07/09/2009 | DE20321751U1 Abdeckungsanordnung Cover assembly |
| 07/08/2009 | EP2076630A2 Raisable highways device |
| 07/08/2009 | CN201268852Y Immersed tube type manhole |
| 07/08/2009 | CN101476335A Energy-saving emission-reduction environment-friendly sanitary waterproof airtight and fire resistant well loop, well cover and its implementing method |
| 07/08/2009 | CN101476334A Advertisement carrier anti-theft manhole cover |
| 07/08/2009 | CN101476333A Mounting method for escape manhole in tunnel |
| 07/08/2009 | CN101476332A Escape manhole in tunnel |