SW & FW drainage system. Installation of the SW outfall that went off site and down a very steep gradient batter & into existing chamber. A very large, deep Klargester tank at 5.8m deep x 21mtrs long was also required. FW pumping station connected into the existing FW drainage system which was circa 7.5m deep. Trimmed up with Dozer & excavators all external yards & car parks ready for concrete & tarmac. Large M&E package with multiple duct trenches.