128490 ⎘
Excavations; Bordering of excavations; Making embankments; Foundation trenches ditches or narrow shafts Bordering or stiffening the sides of ditches trenches or narrow shafts for foundations
Sub-classes:Portable Cofferdam System
#2END CAP ASSEMBLY FOR A TRENCH BOX AND METHOD OF UTILIZATION THEREOF
#3LADDER
#4Portable Cofferdam System
#5Temporary earth-retaining structure using guide bracket, and construction method therefor
#6TRENCH BOX INCLUDING MODULAR PANELS AND METHOD OF USE THEREOF
#7WALE SUPPORT MODULE FOR FILLING AND REUSE OF NON-WELDING GROOVE
#8Portable cofferdam system
#9Local deep excavation and backfilling structural subgrade and its rapid construction method
#10ANCHOR CHAIR
#11Trench box and method of assembly
#12Method for constructing groundwater monitoring well inside prb trench
#13METHOD FOR CONSTRUCTING STRUCTURE
#14Portable cofferdam system
#15Shoring device for corners
#16Trench construction device for construction sites
#17Apparatus for removable insertion into an excavated trench to protect worker against collapse of trench wall
#18End frame for use with trench shield
#19Trench box and method of assembly
#20Portable cofferdam system
#21Excavation support system and methods for installing same
#22Bell hole box
#23Strip-type reinforcing material and reinforcing material assembly comprising same
#24Excavation support system and methods for installing same
#25Corner roller cart for excavation support structures and methods for using same
#26Roller cart for excavation support structures and methods for using same
#27Shoring end section assembly and method of use
#28Shoring system for laying pipe in a trench, supporting unit therefor and method therefor
#29Systems and methods for wall support and/or straightening
#30Portable cofferdam system
#31Trench box and method of assembly
#32Portable cofferdam system
#33Inverse construction method for deep, large and long pit assembling structure of suspension-type envelope enclosure
#34WALL TRENCH PANEL AND SYSTEM
#35Liners and linings for tanks and other liquid containment vessels
#36Flexible modular trench
#37Sheeting panels for trench-shoring systems
#38Trenching panels, panel assembly, system and method
#39Edge protection safety bund system
#40Interlocking Shoring Panels
#41TRENCHING PANELS, PANEL ASSEMBLY, SYSTEM AND METHOD
#42Sheeting panels and sheeting-panel systems
#43INTERLOCKING SHORING PANELS
#44Trench box with plane walls
#45Sheeting panels for trench-shoring systems
#46Shoring box and related methods
#47Support for an excavation
#48SHORING BOX SYSTEM AND METHOD
#49Trench shoring apparatuses
#50Device for supporting the walls of an excavation
#51Shoring box and related methods
#52SHEETING PANELS FOR TRENCH SHORING
#53MODULAR VERTICAL SHORING SYSTEM WITH CYLINDRICAL INTERCONNECTED SLEEVES
#54Telescopic shoring system
#55SAFETY RAILING FOR EXCAVATED AREAS
#56INTERLOCKING SHORING PANEL AND METHODS OF USE THEREOF
#57Polyurethane foams for trench breaker and other applications
#58TEMPORARY SAFETY BOX FOR ASSISTANCE IN EXCAVATION OF FOUNDATION
#59Trench shield with adjustable vertical panels
#60Method and device for shoring trenches
#61Center beam connection assembly for temporary shoring
#62Device and method for transporting trench boxes
#63Trench box safety ladder
#64TRENCH DEVICE AND METHOD
#65Ladder bracket
#66Reinforcing wall in a deep excavation site
#67Innovative prestressed scaffolding system
#68Shoring assembly and method
#69Catwalk device and method
#70Inspectable tunnel for underground pipes and cables
#71Trench shoring system
#72Trench shoring device
#73Thumb pile including fitting bracket and method for constructing structure for temporary earth retaining
#74Portable cofferdam system
#75Excavation shoring
#76Portable cofferdam system
#77Systems and methods for preventing lateral soil migration into a void space of a lifted foundation
#78Shoring end section assembly
#79Guide assembly for guiding a casing used in forming a sheathing wall in a ground and a method for forming a sheathing wall in a ground using the same
#80Guard for foldable shoring
#81Trench shield spreader coupling