Line alignment and structure

Recently, we came across some information and would like to present to you a graphic representation of the East Coast Line's alignment. Also provided is information that shows how the line will be built.

Source: LTA
The layout of the East Coast Line alignment. This diagram shows the locations of the stations, launch shafts as well
as areas where there will be cut-and-cover works. The number of TBMs are also indicated as well as locations
of stacked tunnel configurations. In addition, there are 2 temporary staging areas (TSA) that will be used for trackworks.

Also listed below is the full number of contracts and the expected TBM drives from the shaft at Gardens by the Bay East, under the Thomson Line section, to Sungei Bedok station.

Expected tunnel drives under East Coast Line contracts

Tender schedule

The Thomson-East Coast Line was announced last August by Minister for Transport Lui Tuck Yew. In keeping to the timeline for construction to commence in 2016, tenders are expected to be floated this year and placed up for bids. The pre-qualification for bidding of the contracts was floated late last year. Here is a list of the expected release of the respective contract tenders:

Contract Number	Expected timeline for tender being called
T301 – Depot	2015 Quarter 2
T302 – Station E1 + tunnels	2015 Quarter 2
T303 – Tanjong Rhu (station E2)	2015 Quarter 2
T305 – Katong Park (station E3) + tunnels	2015 Quarter 2
T306 – Amber (station E4)	2015 Quarter 3
T307 – Marine Parade (station E5) + tunnels	2015 Quarter 1
T308 – Marine Terrace (station E6) + tunnels	2015 Quarter 2
T309 – Siglap (station E7)	2015 Quarter 3
T310 – Bayshore (station E8) + tunnels	2015 Quarter 2
T311 – Bedok South (station E9) + tunnels	2015 Quarter 3
T312 – Sungei Bedok (station E10) + tunnels	2015 Quarter 3
T313 – Xilin (station DT36) + tunnels	2015 Quarter 1
T315 – Tanah Merah modification	2015 Quarter 3

We have also sorted the table according to quarter for easy reference.