The LTA has awarded contracts for the design and construction of the Hougang Interchange and tunnels for phase one of the Cross Island Line.
Train services along the East-West Line from Bugis to Aljunied were disrupted after a person who entered the track was killed.
The LTA said work on the Circle Line is progressing on track, with 66% of earth retaining and stabilising structure works being completed.
SMRT will be outsourcing more non-rail maintenance work such as the servicing of tunnel pumps, air-conditioning and tunnel ventilation systems.
The Land Transport Authority said yesterday that the flooding of the Bishan MRT station tunnel on 7th October was 'entirely preventable'.
The Land Transport Authority has formed a standing committee with water agency PUB to look into the prevention of floods in tunnels.
SMRT has fired eight staff and taken disciplinary action against three others involved in the falsification of maintenance records for an anti-flooding system.
Transport Minister Khaw Boon Wan made a statement in Parliament yesterday regarding his plans to prevent the flooding of MRT tunnels in the future.
Following the disruption on Saturday caused by a water pumping system malfunction, pumps at all MRT tunnels have been checked and necessary repairs made.
A malfunction in the water pumping system at Bishan MRT station caused rainwater to collect in the MRT tunnel, resulting in weekend train service disruption.
The Land Transport Authority (LTA) is finding new ways to assess soil conditions before construction of underground rail lines.
With LTA's upcoming rail road shows for the next three months, commuters will no longer be in the dark on the engineering behind MRT tunnels.
Many challenges were faced in the construction of Downtown Line, including digging a tunnel less than a metre away from an existing MRT line.
Land Transport Authority has awarded contracts to build Caldecott station, linking tunnels and Thomson Line tunnels, worth $700m in total.