Case Studies, Techniques & Best Practice

Coity Tunnel ECI
A 16" Steel main runs through Coity Tunnel between Blaenavon and Cwmtillery, laid in 1910 for a length of approx 1.5km ...

Upstream Losses Phases 1 and 2
Lewis Civil Engineering are delighted to be supporting DCWW on their commitment to reduce leakage across the Water Network by 15%.

Talybont Reservoir Renewals
The LCE main works team were engaged to carry out a replacement on an existing 25” cast iron scour main and 32” Raw Supply within a tunnel at Talybont ...

Taunton Clean & Clear
Taunton Project Brief was driven by the Drinking Water Inspectorate to reduce the number of customer complaints of water quality within Taunton & surrounding areas.

Strata Florida
The Treatment Works are located in the Cambrian Mountains. It treats raw water taken from two lakes, 4km North East of the works within the mountains some 210m higher.

Nailsea
Sewer upgrading: New gravity sewer and upsizing section of existing mains using pipebursting techniques.

Bridgwater
Primarily located within the centre of Bridgwater, with numerous standalone projects being required to solve the discolouration, iron levels and quality issues.

Directional Drilling
Over the last 30 years we have seen the development of new technology to meet the increasing demand for the replacement of ageing systems.

Pipe Bursting
Pipe Bursting plays an integral part in replacing existing pipe with the minimum trenching.

Pilot Driven Rock Auger
The Pilot Driven Rock Auger operates in Rock strengths of up to 140Mpa and was trialled by Lewis Civil Engineering on a scheme in Bristol.