Notable High Voltage Electricity duct installations (all pipes SDR 11 Class 1+ Electric Duct) 150m x "Two Way" 160mm River Crossing for...

Completed our Constructionline Gold accreditation re-certification.

SWDD have renewed their RISQS Accreditation for a further year

400kV Wind Farm works for Balfour Beatty and Ørsted 400kV WIND FARM | SWDD 100m x 900mm Gravity Drainage in rock for NMC/ Severn Trent...

Completed our Contructionline Gold re-certification, after some delays in getting the approvals (at Contrucitonline's end) due to...

The new website and shorter domain is now in place, but still under construction, please bear with us.

SWDD are now one of the very few trenchless (or construction) companies to actually now own all of their machinery, vehicles and premises...