G-Stow - Mechanical & Engineering Services

We specialise in:

• Design of pumping schemes
• Supply, installation, commissioning and full management service
• Supply and installation of submersible borehole pumps and equipment
• Repair and servicing of all types of submersible pumping plant, with a test tank facility for performance testing up to 500HP

We undertake all aspects of borehole pumping installation work, from the smallest farm or irrigation well to the largest utility company installation. Our in-house teams can plan and advise on pump installation and removal work, including method statements, risk assessments and lift plans.

In addition, all of our site operatives hold the necessary industry certification, for example:

• Abrasive wheels
• CSCS scheme
• Appointed persons (Lifting operations)
• Crane supervisor (Lifting operations)
• Slinger/banksman
• Confined spaces

We offer the supply, installation, commissioning and full management capabilities for M & E contracts, large or small.  From the initial site survey, structural calculations, preparation of detailed drawings to the finished product we can provide you with a complete package.

Typical projects include:

• New borehole pumping installations
• Rehabilitation of unused sources
• Elimination of confined spaces
• Sanitary sealing of boreholes to meet current hygiene standards
• Borehole re-lining work
• Back-filling of redundant boreholes to EA standards
• Complete pumping stations
• Distribution mains and pipeline

We have extensive fabrication and engineering facilities in-house at our Wallingford works. Our workshop staff have a vast wealth of experience, and our capabilities range from the largest fabricated well cover frame, to the smallest machined screw.

Products and services include:

• Fabricated pipework (mild steel coated or stainless steel)
• Coded welding at our works or on site
• Large diameter machining
• Threading of tool joints and casings to API standards
• Borehole headplates
• Pump shrouds
• Well top cover frames
• Pipe specials
• Tripods, gantries and lifting beams
• Open mesh flooring