Case Studies

A selection of projects we have undertaken.

Each case study shows our commitment to provide a bespoke service that meets our clients needs and objectives.

Netherhowcleugh TRS

Key details Client SGN Service Provided Principal Contractor Location Netherhowcleugh Partial rebuild of the Kirkintilloch Transmission Regulator Station (TRS). AGL Activity included:

Ecclesmachan STRS Newbuild

Key details Client SGN Service Provided Principal Contractor Location Ecclesmachan, Scotland A new STRS site constructed, installed, tested and commissioned whilst the existing site remains in operation. Demolition of the existing STRS following switch over to the new site. AGL Activity included:

Kirkintilloch PRS Upgrades

Key details Client SGN Service Provided Principal Contractor Location Kirkintilloch, Scotland Regulator Building dismantling and rebuild, Installation of a new regulator skid and associated pipework, Civils bases and CP. Environmental constraint – Bats occupying an adjoining building was controlled successfully under License using Acoustic Barriers. 

Torphicen New STRS Build

Key details Client SGN Service Provided Principal Contractor Location Torphicen, Scotland A new STRS site constructed, installed, tested and commissioned whilst the existing site remains in operation. Demolition of the existing STRS following switch over to the new site. AGL Activity included:

Cumbernauld TRS Upgrades

Key details Client – SGN Service Provided – Principal Contractor Location – Cumbernauld, Scotland Full station upgrade – Excavation and installation of new below ground pipework& Skids, Replacement of existing twin regulator streams and all station inlet and outlet pipework, Demolition of existing and installation of a new GRP Regulator base and house. Removal of […]

Forestmill Lift & Relay Pipeline

Key details Client – SGN Service Provided – Principal Contractor Location – Forestmill Quarry, Scotland Cut out and re-installation of circa 250m of HP 18″ Steel Pipeline, insertion of new Block Valve and pipeline sections. Exacavation, civils (bases), Mechanicals, NDT and Htdrostatic testing, cleaning and dying. AGL Activity Included

Lockerbie PRS Upgrade

Key details Client – SGN Service Provided – Principal Contractor Location – Boreland, Scotland This Full Site Upgrade comprised removal of existing HP PRU’s, Kiosks, bases, ducting, pipework and other associated equipment and the installation of new PRU, Filter an Regulator skid Mechanical installation, civils, E&I; and CP works. AGL activity included •  Trial Holes •  […]

Symington TRS

Key details Client SGN Service Provided Principal Contractor Location Symington A new Symington STRS site constructed, installed, tested and commissioned whilst the existing site remains in operation. Demolition of the existing STRS following switch over to the new site. AGL Activity included:

Straiton TRS – Modifications

Key details Client SGN Service Provided Principal Contractor Location Straiton Scotland Gas Networks (SGN) identified the need to upgrade and modify the existing gas inlet, filter skid and regulator streams at Straiton Transmission Reduction Station (TRS) with a system capable of achieving the site’s revised demand. The project consisted of a new bypass system from […]

Bishop Auckland & Chilton Upgrades

The work comprised removal of existing PRU’s, bund walls, bases, ducting, pipework and other associated equipment. and the installation of new 70bar, 38bar & 2bar PRU’s including mechanicals / pipework installation, civils and E&I; works.  Key details Client – NGN Service Provided – Principal Contractor Location – Chilton, County Durham These works included the following activities: •  Dismantle […]

Motherwell TRS

The works took place at Motherwell TRS and consisted of: Key details Client SGN Service Provided Principal Contractor Location Motherwell

Drakemyre TRS

Scotland Gas Networks (SGN) identified the need to downrate the supply network to West Kilbride and Largs on the West Ayshire Coast Line. The project consisted of down rating the system after the installation of a hot tap connection, new pig trap and valve arrangement, stopples, drilling and down rating. The connection of a bypass […]

Alfreton – Test Facility

The project was to create a Test Facility between 4 manholes using 900m, 450mm & 300mm diameter pipes. AGL works included the following activities: Key details Client Radius Subterra Service Provided Principal Contractor Location Alfreton

Soutra to Pathhead

The Employer proposes to construct and operate a new natural gas pipeline to reinforce the existing network in the South East Edinburgh region, Scotland. The new pipeline is to be an upgrade to the existing line. The pipeline will be 300mm diameter welded steel and have a design pressure of up to 69 barg. in […]

Stranraer BV Modifications

A 200mm NB plug valve, BV4004, on the Stranraer block valve site had been found to have corroded fittings. AGL Activity included: Key details Client SGN / Mutual Energy Ltd Service Provided Principal Contractor Location Stranraer

Saltend AGI Preheat Upgrade

The project comprised of the modification of HP (38bar & 17bar) pipework, Remove existing Boiler houses and install a new boiler house and flow/return pipework and associated E&I.; AGL Activity included: Key details Client NGN Service Provided Principal Contractor Location Saltend

Condorrat TRS

Scotland Gas Networks (SGN) identified the need to modify the existing preheat system at Condorrat Transmission Reduction Station (TRS) with a system capable of achieving the site’s revised demand. Condorrat TRS is supplied from the 69 barg Glenmavis to Drum H.P. pipeline and provides pressure reduction for the 2barg, 10” diameter Birdston – Cumbernauld MP […]

East Kilbride TRS

The project comprised of the installation of a new TRS at East Kilbride. The fabrication and installation of a 260m HP connection to existing Pipe Line with associated Hot Tap. Abandonment, isolation and demolition of the original TRS. AGL Activity included: Key details Client SGN Service Provided Principal Contractor Location East Kilbride

Grants Distillery Biomethane

The purpose built production facility produces biogas which is cleaned up, propanised and then compressed for grid specification (Biogas) and entry to the SGN Network Entry Facility (NEF) and onwards to suitable network entry point. The plant was installed on the Grants distillery site and the existing SGN Pig trap facility and mainly consists of:  […]

Hunterston TRS

Scotland Gas Networks (SGN) identified the need to downrate the supply network to West Kilbride and Largs on the West Ayshire Coast Line. The project consisted of down rating the system after the installation of 4 Hot Tap stopples, drilling and down rating. The connection of the current HP Main to an adjacent IP Main […]

Low Hall Farm AGI & West Cumberland Hospital

The project comprised the Installation of a new MP Pipeline (HDD 220m), installation of a new Preheat system, new Governor including LP/MP Inlets & Outlets and the associated Hot Taps. Abandonment, isolation and demolition of the original PRS and HP pipeline. AGL Activity included: Key details Client NGN Service Provided Principal Contractor Location Low Hall […]

Southern Governors Removal

As part of ongoing asset and network improvements SGN decommissioned a number of district governor installations over the past few years at various sites in the South of England. These redundant installations have remained in place and require removal. The works needed to proceed as soon as possible also given enquiries from local authorities regarding […]

LTS Hydrogen Pipeline

KEY DETAILS Client – SGN Service Provided – Principal Contractor Location – Grangemouth, Scotland Installation of circa 1.5Km of HP 3″ Steel Pipeline, and pipeline sections connection from Ineos Hydrogen supply into the SGN existing Grangemouth to Granton LTS Pipeline. Exacavation, civils (bases), Mechanicals, NDT and Htdrostatic testing, cleaning and dying. AGL Activities Included •  […]

Birnham New STRS

Key details Client – SGN Service Provided – Principal Contractor Location – Birham, Dunkeld Scotland Installation of a new STRS and ionconnnecting pipework between an existing IP Main and an new diversion pipework AGL Activities included

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Our Projects

  • Netherhowcleugh TRS

    Partial rebuild of the Kirkintilloch Transmission Regulator Station (TRS).

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  • Safety

    Cost effective and relevant Health, Safety and Environmental services to UK businesses.

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  • Environment

    Advance Group UK provides environmental services for the built and natural environment.

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  • Training

    The provision of Training has been an integral part of our services since Advance Group UK Ltd's inception.

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  • Construction Design Management

    Advance Group UK has provided it's clients with top quality advice and assistance since the introduction of the Construction Design & Management (CDM) regulations.

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