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Work Begins OnMajor

Drainage Survey Of

Severn Tunnel

Lanes Group drainage engineers have begun the task of

carrying out a survey of tunnel drainage along the 7 km-

long Severn Tunnel.

The company has been commissioned by Amey, work-

ing for Network Rail, to carry out the surveys in the

tunnel, which for over 100 years was the longest main

line railway tunnel in the UK.

The work is one of a number of enabling projects

preparing the way for the electrification of the Great

Western Main Line between London Paddington and

the west of England and South Wales.

In the first of yearly packages of examinations com-

pleting various sections, four teams of Lanes Group

drainage engineers completed CCTV drainage surveys

along 1,600m of track through the tunnel in 30 hours.

Ben Forsyth, National Business Development Manager

for Lanes Group, said:

“Thanks to careful pre-planning, and very good

team working between Lanes and Amey

personnel, we completed the planned surveys

more than six hours ahead of schedule.

“This trial run gives us a very good insight

into what we can achieve in the packages of

work that will follow. Conditions in the tunnel

can be challenging, but we’re confident we know

now how best to complete the surveys.”

Robert Woods, Senior Project Manager for Amey,


“We know from experience that track access can

Contractors World UK Ireland Vol 6 No 2