Patents for E02D 29 - Underground or underwater structures; Retaining walls (15,197)
10/1987
10/13/1987US4699545 Spray ice structure
10/08/1987DE3611042A1 Wall, in particular noise protection wall, and precast members for such a wall
10/06/1987US4697955 Method of constructing reinforced concrete works such as underground galleries, road tunnels, et cetera; pre-fabricated contrete elements for constructing such works
10/06/1987US4697954 Basemented floor structure for a waste dump
09/1987
09/30/1987EP0239287A1 A method of forming a fixed structure
09/29/1987US4696597 Equipment for carrying out work, under dry conditions, on an underwater structure
09/24/1987WO1987005648A1 Retaining wall built with reinforced earth
09/24/1987DE3632726A1 Frame for cable manhole covers
09/24/1987DE3609593A1 Manhole cover with switch cabinet, in particular for tee-off substations and/or amplifier stations
09/17/1987DE3607002A1 Method of constructing an underwater tunnel, and an underwater tunnel constructed according to the method
09/15/1987US4693634 Prefabricated support and covering structure, particularly for constructing tunnels, bridges and the like
09/08/1987CA1226448A1 Prefabricated support and covering structure, particularly for constructing tunnels, bridges and the like
09/03/1987DE3606370A1 Flexible joint seal for structural parts
09/02/1987EP0234175A1 Building set for the erection of walls
09/01/1987US4690588 Seawall
09/01/1987US4690584 Apparatus for securing adjustable support structures for manhole covers, grates and the like
08/1987
08/18/1987US4687378 Temporarily terminating laying of underwater pipe line
08/12/1987EP0232175A1 Stabilised earth structures
08/12/1987EP0232050A1 Retaining wall system
08/12/1987EP0231724A1 Structure and set of accessories for realizing the same
08/12/1987EP0231454A1 Cover for pitshaft
08/11/1987US4685838 Retaining wall
08/11/1987US4685829 Modular construction system for a covered structure
08/05/1987EP0231134A1 Method for precisely positioning a prefabricated structure by sinking into the sea or into a river, and maritime or fluvial construction obtained by said method
08/05/1987CN86207210U Construction equipment for rigid joint of underground continuous walls
08/04/1987US4684294 Retaining wall construction element
08/04/1987US4684287 Retaining wall construction and method for erection
07/1987
07/28/1987US4682907 Self sealing sewer cover assembly
07/28/1987CA1224659A1 Safety manhole cover
07/23/1987DE3601086A1 Storage and transportation guard for a mounting groove
07/16/1987DE3700159A1 Method and apparatus for constructing a main drain
07/02/1987DE3534809A1 Buried-cable or buried-pipe prefabricated construction box for branch or booster stations
07/01/1987EP0227605A1 Method for anchoring a hollow-stones wall
06/1987
06/23/1987US4674921 Seawall
06/23/1987CA1223127A1 Embankment stabilizing brick
06/16/1987US4673310 Method of and apparatus for adjustably leveling manhole covers, grates and the like
06/16/1987EP0225359A1 Device for accurately positioning two geometrical axes which belong correspondingly to two elements
06/16/1987EP0225324A1 Submarine element driving means.
06/11/1987DE3543199A1 Lining for a tunnel produced in an open type of construction
06/09/1987US4671706 Concrete retaining wall block
06/04/1987DE3542427A1 Socketed-pipe connection
06/02/1987US4669625 Easy opening lid
06/02/1987CA1222384A1 Retaining wall structure
05/1987
05/26/1987US4668129 Retaining wall system using soil arching
05/21/1987WO1987003026A1 Method of constructing a rigid structure upon the bottom of a body of water as well as lost casing for performing said method
05/21/1987DE3546530A1 Device for securing a manhole cover
05/20/1987EP0221986A1 Offshore structures
05/19/1987US4666333 Manhole casting positioning apparatus
05/14/1987DE3537524A1 Purpose-made block which consists of concrete or is in the form of a brick in order to produce walls and masonry walls of all types
05/12/1987US4664562 Cribwalling
05/07/1987DE3537956A1 Manhole cover in particular for cable manholes
05/05/1987US4663036 Septic system drop box with seal apparatus therefor
05/05/1987US4662794 Facing in the form of plates for the bank of earthen formations, particularly soil masses reinforced by geotextile sheets
05/05/1987US4662789 Hydrostatic coupling device
05/05/1987US4662777 Composite article
05/05/1987US4662607 Apparatus for operating manhole cover
05/05/1987CA1221245A1 Easy lift pit lid
04/1987
04/28/1987US4661023 Riveted plate connector for retaining wall face panels
04/28/1987US4661014 Prefabricated civil engineering module, method for the construction of a structure including said module and resulting structure
04/28/1987US4661012 Soil retaining apparatus and blocks therefor
04/28/1987EP0171417A4 Structural module for retaining walls and the like.
04/23/1987DE3628703A1 Opening device for covers of ground orifices, especially for inspection orifices of sewage systems
04/22/1987EP0218702A1 Improvements relating to construction of submerged roadways and other structures
04/21/1987US4659261 Retaining wall for earth and similar materials
04/21/1987CA1220659A1 External manhole chimney seal
04/14/1987US4657435 Underwater tunnel construction
04/09/1987DE3535976A1 Manhole cover
04/07/1987US4655646 Multitiered, rigid tieback, essentially vertical retaining wall system
04/07/1987US4655637 Revetment system for preventing bluff erosion
04/07/1987CA1220046A1 Connecting and pressure-distributing element for concrete structural members
04/07/1987CA1220042A1 Prestressed component retaining wall system
04/07/1987CA1220041A1 Insulating panel for the outer insulation and outer drainage of subterranean walls
04/02/1987DE3536809C1 Catch pan for a cable manhole
04/01/1987EP0215994A1 Set of elements for composite constructions
04/01/1987EP0215991A1 Building element for planted retaining walls
03/1987
03/31/1987US4653962 Retaining wall construction and method of manufacture
03/31/1987US4653728 Apparatus for operating and transferring manhole cover
03/26/1987DE3607630A1 Soil stabilisation
03/25/1987EP0215407A2 Wall with gravity support structure, building element and method for construction thereof
03/19/1987DE3532947A1 Vertically adjustable manhole cover with a lifting device
03/17/1987US4650365 Watertight manhole insert
03/17/1987US4650149 Mold assembly for installing a gasket in the peripheral wall of an opening in a wall
03/17/1987US4649674 Drain hole seal with bottom bleeder
03/12/1987WO1987001406A1 Retaining wall system using soil arching
03/12/1987DE3530502A1 Tunnel of steel elements
03/10/1987US4648752 Marine template retaining wall and method of construction
03/10/1987US4648749 Method and apparatus for constructing an artificial island
03/10/1987US4648743 Method of producing a subterranean structure
03/10/1987US4648740 Manhole lid seal
03/10/1987CA1218860A1 Concrete faced bin wall
03/05/1987DE3530629A1 Device for lowering and raising a manhole cover
03/05/1987DE3530124A1 Verfahren zur herstellung einer boeschungswand oder eines walles, insbesondere eines laermschutzwalles A process for preparing a boeschungswand or Walles, in particular a laermschutzwalles
03/04/1987EP0212357A1 Prefabricated concrete suspension stone
03/04/1987CN86104514A Metal strip for use in stabilised earth structures
03/03/1987CA1218552A1 Round manhole with hinged half covers for roadway
02/1987
02/26/1987WO1987001148A1 Process for constructing a sloping wall or embankment in particular a sound-proofing embankment
02/26/1987DE3529425A1 Concrete block for increasing the righting moment
02/26/1987DE3529319A1 Space-lattice structure of concrete parts for erecting retaining and noise-protection walls on which plants can be grown
02/17/1987US4643618 Soil reinforced cantilever wall
02/17/1987US4642952 A-shelter