Singapore Mrt Project
Project C705 - Removal of TBM Bearing unit within Tunnel

Adjustment of TBM Main Bearing

Tilting of TBM Main Bearing
Project C503 - Assembly of LOVAT TBM

Lowering of TBM Main Bearing

Lowering of TBM Middle Shield
Project T-02 - Assembly of NKK TBM

Assembly of TBM Cutter Motor

Assembly of TBM Front and Middle Shield
Project C-853 - Assembly of Kawasaki TBM

Lowering of TBM Main Bearing

Assembly of TBM Main Bearing to Middle Shield

Fabrication of Support Structure for removal of EPB Screw

Removed Front Body tandem lifted to be placed flat for escorting to reassembly site

Removal and hoisting of Shield Jack towards surface

Removal of Screw from TBM, tilted as screw's length is longer than Tunnel diameter

Pre-installation of Front Body Assembly components such as Shield Jack and Cutter Motor before lowing Front Body into Tunnel

Front Body tandem lifted to be lowered into Tunnel

Lowering of Middle Body into Tunnel, to be connected with Front Body

Placement and adjustment of TBM Screw towards and within TBM Body

Tandem Lifting Operation to Tilt TBM Body

Lowering of TBM Cutter Head

TBM Cutter Head lowered precisely onto TBM Front for assembly

Installation of TBM Cutter Motor Units

Installation of TBM Erector Unit onto Middle Body Assembly

Fabrication of Pulling Bracket according to P.E.'s specification

Installation of Pressure Hose for TBM operation

Installation of Slurry Pipes for slurry removal process

TBM Front Body Section ready to be hoisted

Front Body Section lowered to attach onto Front Body Assembly on Support Cradle

Lowering Middle Body onto Support Cradle in Tunnel

Sliding/Pulling of TBM along TBM Support Cradle

Installation of Shield Jacks onto Middle Body in Tunnel

Lowering and Installation of Cutter Head towards Front Body on Support Cradle

Lifting of Back Up Car using Chain Blocks to be loaded onto Flat Car for removal

Cutting of Screw Conveyor

Removal of Shield Jack units

Removal of Cutter Motor totaling of 6 Units

Removal of Man Lock

Removal of Main Bearing

Removal of Gripper

Last Trimming Works on TBM body before handing over

Square TBM Body per-assembled below lowering into Tunnel

TBM Body welded with customized Jacking Bracket for Maneuvering with Rollers

Jacking up TBM for re-positioning of Rollers and Track for change in traverse direction

Installation of TBM Shield Jacks and other TBM components