Contract Notice – General Guidelines, Standard Regulations Open Procedure (Construction Work) Construction Pit Including Shoring And Dewatering -Production Of Reinforced And Unreinforced Secant Bored Pile Walls With A Diameter Of 88 Cm And Lengths Of 8 To 12.50 M As Shoring Around An Excavation Pit With A Circumference Of Approx. 122 M. - Installation Of C... More