Tunnelling Projects Austhorpe Lane & Ridge Road

Northern Gas Networks
Yorkshire and the Humber

Design and build package for two separate under-track crossings (UTX) involving the establishment of thrust pits and reception shafts. The works include the installation of reinforced precast concrete tunnels to facilitate the diversion of 600NB and 450NB high-pressure gas pipelines in accordance with NGN/SP/G/27 technical specifications.

Open the official notice

Awarded value: £1.4m; As published
Published: 11 September 2025
Awarded: 20 March 2025; Barhale Limited and Terra Solutions
Contract length: Not stated

What the contract covers

Works contract

Provision of specialist civil engineering and micro-tunnelling services for the diversion of high-pressure gas pipeline infrastructure under railway tracks.

Divert an approximate 170m length of the Barwick–Knottingley 600NB high-pressure gas pipeline beneath the railway by means of a micro-tunnelled under-track crossing in accordance with NGN/SP/G/27
Install a new 600mm steel high-pressure pipeline as part of the diversion works
Divert the 450mm steel NGN high-pressure gas pipeline beneath the Network Rail tracks using an under-track crossing in accordance with NGN/SP/G/27
Install a new 450mm steel high-pressure pipeline as part of the diversion works

Terms and requirements

Contract type: Works contract
Certifications asked for: None stated
Lots: 1
Suitable for SMEs: Not stated
Category: Works
CPV codes: 45221000

Services in this contract

Gas network worksMain service£118k typicalDesign and build under-track tunnelled crossings diverting high pressure gas pipelines

Lifecycle

Published
11 September 2025
Contract awardedto Barhale Limited and Terra Solutions
20 March 2025
Contract starts
Contract endsEnd date not published

The buyer

Northern Gas Networks

Type: Locked
Contracts, 24 months: Locked
Recorded value: Locked
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Gas mains replacement contracts, 24 months: Locked

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Contact details

Name: Locked
Email: Locked
Phone: Locked
Address: Locked

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The suppliers

Barhale Limited

Contracts won, 24 months: Locked
Value won, 24 months: Locked

Terra Solutions

Contracts won, 24 months: Locked
Value won, 24 months: Locked

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Cite this contract

Link: https://bidskim.com/tender/997334/tunnelling-projects-austhorpe-lane-and-ridge-road
Buyer reference: Not published
Last checked: 5 November 2026

Northern Gas Networks. Tunnelling Projects Austhorpe Lane & Ridge Road. Contract award, 11 September 2025. BidSkim, https://bidskim.com/tender/997334/tunnelling-projects-austhorpe-lane-and-ridge-road (accessed 5 November 2026).