Engineering Projects

Our gallery of past projects will give you an idea of the breadth of experience and service offered by Mona Engineering. Click on any of the photographs to enlarge and read more.

North Yorkshire Council, Footbridge, Great Crakehall

January 2017

Customer: North Yorkshire Council

Location: Great Crakehall, North Yorkshire

Project: Crakehall Footbridge

Scope of work:

  • Design
  • Fabricate and weld
  • Surface preparation and coatings to Highways Specification
  • Inspection and quality control
  • Delivery

Lift Shaft Beams, Wood Wharf, Canary Wharf, London

May 2018

Customer: Lodige

Location: Wood Wharf, Canary Wharf, London

Scope of work:

  • To design, manufacture and install runways beams with corbal bracket fixings to side wall of two lift shafts
  • Capacity: 160 kN x 2 No., 50 kN x 1 No. and 25 kN x 2 No. per shaft
  • Work to be carried out to BS 2853
  • Steelwork blast cleaned and three coat epoxy paint system applied

All beams tested and certified according to LOLER.

Scour Valve Spool Piece Installation, Dolgarrog Hydropower Station

June 2018

Customer: Innogy Renewables UK Ltd

Location: Cowlyd Lake, Dolgarrog Hydropower Station

Scope of work:

  • Design
  • Fabricate new pipework
  • Survey
  • Welding to existing pipework
  • Temporary works
  • Shop pressure testing
  • Surface preparation and coatings
  • Inspection and quality control
  • Civil works
  • Removals

Stena Line Ltd, Re-Fuelling Jetty Pipe Bridge

Stena requested Mona Lifting to solve a problem they had at Holyhead Port where an existing ship fuel pipe support structure had become corroded and was in need of prompt renewal. Mona designed, manufactured, coated, and installed a 42m long steel lattice bridge structure using the MV ‘Mersey Mammoth’ Floating Crane in a tight programme so as to secure the integrity of the installation.

North Wales Dock Company, Bascule Bridge, Felinheli Dock

North Wales Dock Company Ltd who operated the Marina and Dock at Felinheli had problems with their Bascule Bridge which was badly corroded and mechanical drives and transmissions were worn causing problems in lifting and lowering the deck. Mona Lifting Ltd were called in to provide temporary repairs which entailed removing drives re – machining and bushing and applying an interim protective coating system to the bridge, so as to provide a safe and satisfactory operation.

Gwynedd County Council – Dano Pulveriser Plant

Disassemble pulveriser unit, ram feeder and hopper feed conveyors.

Remove roof of containment hall and remove parts to be repaired via mobile crane.

Fabricate new ram feeder, new 4m dia feed end section blast clean and coat existing. Renew and replace all worn parts and upgrade guarding on conveyors. Recommend new and replace hopper level sensors. Refurbish and upgrade power control panel and service entire interlock system. Service/ renew all hydraulic power units. Replace under sized conveyor motors.

Clean drum internally, inspect, repair and renew wear plates on bulkheads and spikes and ribs, twelve month service and breakdown.

Chesterfield Canal Trust, 12m Steel Footbridge

A steel Bridge was manufactured to specification and installed over a rehabilitated section of canal at Chesterfield.

A truss design with steel hollow section top and bottom chords solid round parapet with flat bar bracing. We were able to save 1.2 tonnes from the original bridge structure by using lighter section and rationalising the construction using our design expertise.

Derwent Hydroelectric Power Ltd

Mona Lifting Ltd were commissioned to fabricate and to Hot Dip Galvanize two connecting Hydroelectric Flanges at 600mm diameter. All welds were NDT tested and delivered to site for the customer.

Modern day hydroelectric power is responsible for supplying 16.1% of the world’s power requirements. Hydro power also accounts for a staggering 85% of the world’s renewable energy generation and is therefore a hugely significant player in world energy markets, and Mona Lifting are proud to be a part of this drive for renewable energy.