Case Studies in Subterranean and Tunnelling

Other sectors:

Mains water re-routing – The Shard, London

Using: Modular GRP Plates Like a lot of the bigger developments in urban job sites of recent years, The Shard was no exception when it came to pushing the boundaries. Even relatively simple tasks like installing roadplates to protect services or open trenches was complicated by the sheer complexity of the existing underground infrastructure and…

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Mynachady Wind Farm – South Wales

Using: 4m x 2m x 25mm Airside – Steel C/W Bevelled Edge and SALLY As is often the case with wind farms, being as they, usually sited on remote hill tops, some heavy equipment has to be moved along roads and thoroughfares that are wholly unsuited for oversize traffic. This was certainly the case for…

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SGN-SSE Gas Main Replacements – South East London

Using: 2.5m x 1.25m x 12mm (8ft x 4ft x 1/2 inch) Anti Skid – Steel The gas main replacement schemes being carried out across the country at present are for many kilometres either 125 mm, 250 mm and 300 mm diameter pipe and therefore mainly involve trenches of less than 400 mm width. So…

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SGN Gas Renewal Programme – Southdown Area

Using: 1.25m x 1.25m x 6mm (4ft x 4ft x 1/4 inch) Checker – Steel As part of SGN’s commitment to improve its infrastructure, teams of engineers have been working right across the country in some fairly challenging environments. One of their most important priorities is to ensure that customers never lose their gas supplies…

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Switchroom – UCL London

Using: 1.25m x 1.25m x 6mm (4ft x 4ft x 1/4 inch) – Steel Deep within the bowels of any building of consequence is a switch room containing heavy but sensitive electrical panels. Unfortunately, being the bowels, they aren’t always the prettiest places to try and work in and can often be a bit of…

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Police Station – London U.K

Using: Secure Site Store – 20ft x 8ft ISO/Container Lifting Lug (Preston Shoe) The price of London office/storage space meant our client used their imagination and opted to turn an otherwise wasted outdoor area into the site for a couple 20 foot ISO stores for some long term storage. Access to the chosen drop zone…

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Ferrybridge Power Station – West Yorkshire

Using: 3m x 1.5m x 25mm – Steel C/W SALLY In 2016 the power generator SSE has took its final investment decision to proceed with the Ferrybridge Multifuel 2 project in West Yorkshire, and we became involved in the construction phase early in 2017. Some heavy kit was required on site, including the requirement to…

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Heathrow Road Access

Using: FE45 – 3.6 x 3.0 x 45 mm An underground fuel line junction required repairs on a section that ran underneath a roadway used by heavy trucks in LHR. The 2.50 m (8 foot) square hole was to be left open for a period of weeks whilst an engineered solution was manufactured. Because it…

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BNP Paribas/NHS Shrewsbury and Telford – Shrewsbury Hospital

Using: 3m x 1.5m x 25mm Anti Skid – Steel C/W Bevelled Edge and SALLY A maintenance crew had a substantial schedule of works to perform on half a kilometre of underground pipework. The steam lines in question, were inside a network of sectional reinforced tunnels, directly under the access roads for the busy staff…

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Battersea Power Station

Client: Ronin Events, Battersea Power Station Using: 6m x 3m x 25mm  – Steel C/W Bevelled Edge and SALLY 4m x 2m x 25mm – Steel C/W SALLY How do you make safe the long abandoned and derelict interior of the world famous Battersea power station safe and secure for thousands of visitors attending an…

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