Introduction: Breheny Civil Engineering, were contract by Rotherham Metropolitan Borough Council, to construct a New Combined Pumping Station and Outfall Structure; as part of the River Don Flood Alleviation Scheme. NTS (UK) were engaged to Design and Supply a temporary cofferdam, to allow the installation of the insitu reinforced concrete structure.
Challenges: The works were carried out within a limited site, adjacent to the Council Offices and River Don. The design was influenced by the existing services, which could not be relocated.
Solution: NTS (UK) Designed and Supplied a stepped, single frame, propped cantilever scheme, using a combination of System 30 & System 80 hydraulic frames and 8m long GU21N sheet piles.