North South Corridor, N110 (LTA)- Sewer Diversion Works @ Ang Mo Kio Ave 3 & 9

– Construct of Jacking/ Receiving/ Retrieval Shaft
– Construct of Manhole/ Inspection Chamber
– Install 400mm, 600mm, 900mm, 1000mm, 1200mm & 1500mm Pipe by Pipe Jacking Method
– Connection Works to Existing Manhole