Fabrication & Welding

Fabrication within W D Close & Sons Ltd has been supported by the great knowledge of the staff and workforce gained over 30 years experience and fully controlled under ISO 9001. We can offer a full turnkey in house solution including material cut and form, machining and painting allowing us to have more control of schedule requirements. Since the modest beginnings of W D Close & Sons we have striven to improve our services provided to our clients with continuous investment in personnel and equipment.  

In recent years we have invested heavily in our waterfront premises(Carville Site) located the old Swans yard giving us the ability to increase the size of the fabrications we can deliver with the availability to directly load onto transport vessels combined with the mega doors on the main fabrication hall has seen our fabrications greatly increase to over 200 Tonne. Included in the investment of the Carville site we have modernised the existing buildings and also added 2 further fabrication halls increasing our fabrication floor space to 200,000 square feet with 60T overhead crane capacity at both facilities .

No matter if your project is Large or small W D Close & Sons are here to help .

Bouyancy Vessel used within the MWA system recently completed and loaded out by WD Close & Sons under the surveillance of Royal Sun Alliance
Gravity base fabrication completed with full inspection by SS7, Premier oil and GE Oil & Gas
2013-09-13 09.13.47
Umbilical Reelers fabricated under DNV surveilance to DNV 2.7-3

Welding at WD Close & Sons Ltd is fully controlled and quality assured under approved Weld Procedure Qualifications (WPQR) with accompanying project specific (where required) Weld Procedure Specifications (WPS) and applicable Welder Performance Certification in accordance with internationally recognised Standards and Specifications, such as, BS EN15614-1, PD5500, ASME IX, AWS D1.1, DEFSTAN and EEMUA 158  on a wide range of material groups, material thicknesses (3-60mm),  using various processes (MCAW, FCAW, SMAW, GMAW, GTAW). All such qualifications are tested in UKAS accredited test facilities under 3rd Party witness such as LR and DNV (or as specified by clients).

 The companies welding system is accredited to ISO 3834 Part 2 (Certified by TWI Certification Ltd) and is overseen by a TWI approved Welding Engineer / RWC meeting the requirements of ISO 14731.

 The company currently has accreditation to EN1090 up to and including Execution Class 3 for the Structural Steel Construction industry

W.D.Close hold over 1000 current weld procedures