Rotary Bored Piles 1500 mm dia. piles : 569 nos., to a depth of 39.9 m 1500 mm dia. piles : 6 nos., to a depth of 36.4 m 2500 mm dia. piles : 584 nos., to a depth of 88.9 m 2500 mm dia. piles : 81 nos., to a depth of 84.4 m Total length drilled : 102,390 LM