An overview of several commercial and residential projects we have completed using either shaft & timber heading (tunnelling) and/or open cut trench excavation. See also Testimonials from our clients.


Barratt Homes 
West Hendon Regeneration Scheme, London

Major new residential development, November 2018

Diversion of foul sewer via deep drainage open cut trench excavation:
Sewer diverted at a depth of 3.5m. Installation of over 200m of 1200ID concrete pipes and constructing ten 2100ID manholes.


Balfour Beatty
Arora Hotel at The O2, Greenwich Peninsula, London

New commercial development,
August 2015

Three new surface outfalls to the River Thames via timber headings (tunnelling excavation):
Three 15m long timber headings. Forced ventilation was utilised on this project due to contaminated ground conditions. Regular communication with our client meant the difficult site circumstances were worked around and the project was successfully completed within the required timeframe.


The Buckingham Group
Redevelopment of West Hampstead Overground Station, London

Upgrade of drainage infrastructure, September 2018

New foul sewer connection via open cut trench, shaft & timber heading (tunnelling) excavation:
A 33m long open cut through the busy TFL highway outside of West Hampstead Rail Station. A 5m deep shaft was then excavated and a timber heading of 17m in distance was driven to the existing manhole in the road. The heading was grouted to provide extra support to the structure.


McLaren Group
Wembley Park Project, London

New build development of residential and retail units, May 2018

Installation of Envac Pipes via timber headings (tunnelling) excavation:
Timber heading 40m in distance beneath the Spanish Steps at Wembley Stadium. Two headings of approx. 20m length were driven from opposite ends to meet in the centre.


Hodford Road, Golders Green, London

New build residential development of ten flats, October 2018

New storm and foul sewer connections via shaft & timber heading (tunnelling) excavation:
A shaft 3m in depth was excavated in the road, from which a 8m long timber heading was driven to the nearest main sewer. The heading and shaft were backfilled with dry lean concrete, and two new demarcation chambers were built on site.


Domestic client
Cambridge Road, Mitcham, Surrey

Rear extension works to property,
March 2018

Diversion of existing sewer via open cut hand dig excavation:
Relocation of 600mm x 450mm demarcation chamber (manhole) at a depth of 1m. Installation of two stub pipes.

‘I would like to take this opportunity to thank you and your team for all your efforts on the project.’

Joe Kemp, Quantity Surveyor at Balfour Beatty
Project - Arora Hotel at The O2, Greenwich Peninsula, London

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