The concept of the proposed Strategic Tunnel Enhancement Programme (STEP) system is to use a series of link sewers to intercept flows from existing gravity sewers upstream of the existing pumping stations and transfer the flows by gravity into the deep tunnel sewer, thereby providing relief to the existing main collector system. Read more: https://www.encardio.com/strategic-tunnel-enhancement-programme/
The uploaded content will be moved to this newly created album. You must create an account or sign in if you want to edit this album later on.