Civil engineering work Bridge Bridge repair work Peeling prevention sheet pasting work Base surface treatment Primer application Uneven adjustment work Paste peeling prevention sheet Top coat Carbon fiber sheet pasting work Base surface treatment Primer application Uneven adjustment work Paste peeling prevention sheet Top coat Completion of pasting of carbon fiber reinforcing sheet Surface treatment(Vacuum Blast) Shot blasting method (Surface treatment) Mechanical blasting (For ultra-high bridge pier) Concrete surface condition before working Concrete surface after blasting work Install bridge fall prevention device Steel bracket installation Steel bracket installation PC cable ・ anchor bar ・ cushioning material PC steel rod girder connection work PC steel rod girder connection work Shock absorber installation Telescopic device replacement Telescopic device replacement Telescopic device replacement Crack injection filling Low pressure injection work for crack (Cylinder construction method) Water jet(Surface treatment work) Construction situation① Construction situation② jig Done Water jet(Anchor bolt extraction) Extract anchor bolt Extract anchor bolt Water jet (Chipping work) Bridge pier footing part Chipping work situation Chipping gun Chipping completed Chipping for slab part Three-hole spline nozzle Construction situation Construction completed Remove and demolition for bridge Slab cutting (Flat saw cutting) Suspension of the slab Girder cutting (Wire saw cutting) Compact hydraulic wire saw DSM-101A Hanging of main girder Large main girder: Portal crane lifting up divided small section Large main girder: Portal crane lifting up divided small section Structure Renovation work at the flood control dam(Cut block and removal: wire sawing method) Dam full view Construction site (Concrete part of discharge pipe foundation) Removal of steel pipes, removal of foundation concrete cutting and start Small wire saw cutting and removing ① Small wire saw cutting and removing ② Small wire saw cutting and removing ③ Large wire saw cutting for large section Large wire saw cutting for large section Temporarily disposing place for cut and demolition block Sand control dam intake opening work Before groundbreaking Bottom side core drill line cut Core drill SPX-16A3 Wire saw cutting Wire saw DSM-101A Sawing completed Sand control dam pulling out cutting mass Sand control dam permeable slitting construction Before grandbreaking Pilot hole drilling Core drill SPO-14A Engine wire saw cutting Engine wire saw cutting Engine wire saw cutting Engine wire saw cutting Breakwater improvement work Tunnel improvement work ① Joint cutting in tunnel Steel plate adhesive reinforcement work in tunnel Tunnel improvement work ② Evacuation pass widening work in tunnel Compact wire saw setting Wire saw cutting Wire saw cutting Cut block removal Completed block removal Underwater core Underwater coring construction Underwater coring construction Underwater coring construction Drainage equipment (Underwater pump improvement) Underwater Wire Saw Large engine type wire saw TDD-120 Building frame cutting in underwater depth 30 meter (Used 120 horsepower engine wire saw to perform under the water resistance of 30 meter in depth) Building frame cutting in underwater depth 30 meter (Used 120 horsepower engine wire saw to perform under the water resistance of 30 meter in depth) Direct fixed type compact wire saw DSM-10A Direct fixed type compact wire saw DSM-10A Direct fixed type compact wire saw DSM-10A Direct fixed type compact wire saw DSM-10A Underground foundation pile (core line cut) Core drill setting Core drill SPX-16A3 Core drilling Line cut completed Concrete core extraction completed 14 m in depth Subway wall removal (wire saw) Renovation for railway station Wire sawing completed Cut block removal Cutting and removal completed Roadside rock demolition work Before groundbreaking Sidewalk demolition due to road widening construction Green schist core drilling Green schist wire sawing Passage opening on the back of the road (Private house side) Passage opening on the back of the road (Private house side) is completed
Civil engineering work Bridge Bridge repair work Peeling prevention sheet pasting work Base surface treatment Primer application Uneven adjustment work Paste peeling prevention sheet Top coat Carbon fiber sheet pasting work Base surface treatment Primer application Uneven adjustment work Paste peeling prevention sheet Top coat Completion of pasting of carbon fiber reinforcing sheet Surface treatment(Vacuum Blast) Shot blasting method (Surface treatment) Mechanical blasting (For ultra-high bridge pier) Concrete surface condition before working Concrete surface after blasting work Install bridge fall prevention device Steel bracket installation Steel bracket installation PC cable ・ anchor bar ・ cushioning material PC steel rod girder connection work PC steel rod girder connection work Shock absorber installation Telescopic device replacement Telescopic device replacement Telescopic device replacement Crack injection filling Low pressure injection work for crack (Cylinder construction method) Water jet(Surface treatment work) Construction situation① Construction situation② jig Done Water jet(Anchor bolt extraction) Extract anchor bolt Extract anchor bolt Water jet (Chipping work) Bridge pier footing part Chipping work situation Chipping gun Chipping completed Chipping for slab part Three-hole spline nozzle Construction situation Construction completed Remove and demolition for bridge Slab cutting (Flat saw cutting) Suspension of the slab Girder cutting (Wire saw cutting) Compact hydraulic wire saw DSM-101A Hanging of main girder Large main girder: Portal crane lifting up divided small section Large main girder: Portal crane lifting up divided small section Structure Renovation work at the flood control dam(Cut block and removal: wire sawing method) Dam full view Construction site (Concrete part of discharge pipe foundation) Removal of steel pipes, removal of foundation concrete cutting and start Small wire saw cutting and removing ① Small wire saw cutting and removing ② Small wire saw cutting and removing ③ Large wire saw cutting for large section Large wire saw cutting for large section Temporarily disposing place for cut and demolition block Sand control dam intake opening work Before groundbreaking Bottom side core drill line cut Core drill SPX-16A3 Wire saw cutting Wire saw DSM-101A Sawing completed Sand control dam pulling out cutting mass Sand control dam permeable slitting construction Before grandbreaking Pilot hole drilling Core drill SPO-14A Engine wire saw cutting Engine wire saw cutting Engine wire saw cutting Engine wire saw cutting Breakwater improvement work Tunnel improvement work ① Joint cutting in tunnel Steel plate adhesive reinforcement work in tunnel Tunnel improvement work ② Evacuation pass widening work in tunnel Compact wire saw setting Wire saw cutting Wire saw cutting Cut block removal Completed block removal Underwater core Underwater coring construction Underwater coring construction Underwater coring construction Drainage equipment (Underwater pump improvement) Underwater Wire Saw Large engine type wire saw TDD-120 Building frame cutting in underwater depth 30 meter (Used 120 horsepower engine wire saw to perform under the water resistance of 30 meter in depth) Building frame cutting in underwater depth 30 meter (Used 120 horsepower engine wire saw to perform under the water resistance of 30 meter in depth) Direct fixed type compact wire saw DSM-10A Direct fixed type compact wire saw DSM-10A Direct fixed type compact wire saw DSM-10A Direct fixed type compact wire saw DSM-10A Underground foundation pile (core line cut) Core drill setting Core drill SPX-16A3 Core drilling Line cut completed Concrete core extraction completed 14 m in depth Subway wall removal (wire saw) Renovation for railway station Wire sawing completed Cut block removal Cutting and removal completed Roadside rock demolition work Before groundbreaking Sidewalk demolition due to road widening construction Green schist core drilling Green schist wire sawing Passage opening on the back of the road (Private house side) Passage opening on the back of the road (Private house side) is completed