Contract ER201 involves the widening of Old Choa Chu Kang Road from Sungei Tengah Road to Lim Chu Kang Road, from an undivided dual 1-lane carriageway to a 2-lane carriageway, eastbound; and a 3-lane carriageway, west bound. The project is scheduled to be completed within 36 calendar months from the date of commencement.
The contract involves the construction of a new carriageway; design and construction of 17 new reinforced concrete bus shelters; retrofitting of an existing reinforced concrete bus shelter opposite the Teen Challenge Dare Centre; provision for the relocation of 2 DBO bus shelters; provision of temporary covered link-ways to existing and temporary bus shelters where existing covered link-ways are affected; slope cutting and earth embankment works; design and construction of a vehicular bridge extension near Heng Soon Farm; design and construction of all structures including retaining structures, drains, culverts and sumps; design and construction of 3-cell box culvert extensions near the entrance of Tengah Airbase and near Cheng Tai Nursery; and design and construction of a vehicular structure connecting the existing 3-cell pipe culvert at Old Choa Chu Kang Road.