Screwed Ram Jacks

Hydraulic Jacking

Single-acting cylinders with a screw ram fitted with a locking collar that provides a mechanical load path when the hydraulic pressure is released. Screwed Ram Jacks are ideal for bridge jacking, lifting and lowering, sliding and building refurbishment.

Mabey Hire screwed ram jacks on site

Product highlights

  • 325 to 521 tonnes cylinder capacity
  • Stroke limit 50mm – 100mm
  • Integrated locking collar
  • Tested, certified and calibrated in-house
  • Our hydraulics team can install and operate the jacks for your project if required

Related projects

150-year-old bridge brought back to life with innovative bridge lift
Barmouth, Wales
150-year-old bridge brought back to life with innovative bridge lift
Propping and monitoring ensures safety of key transport link
Kennington Bridge, Oxfordshire
Propping and monitoring ensures safety of key transport link
Building beneath London – temporary works innovation
Salisbury Square, London
Building beneath London – temporary works innovation
Integrated temporary support solutions support historic gallery refurbishment
Scottish Galleries at the National, Edinburgh
Integrated temporary support solutions support historic gallery refurbishment
Modular groundworks solutions aid in iconic Fleet Street renovation
Fleet Street, London
Modular groundworks solutions aid in iconic Fleet Street renovation
On track for success: track monitoring on Ridley railway bridge
South Tyne Viaduct, Northumberland
On track for success: track monitoring on Ridley railway bridge
Unique lifting technique helps get crucial city centre transport job underway
New Elvet Bridge, Durham
Unique lifting technique helps get crucial city centre transport job underway

Related applications

Structural Monitoring Heavy Duty Jacking Bridge Bearing Replacement
Bridge Strengthening Propping & Jacking

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Variation:
Capacity (kN) Closed Height (mm) Outside Diameter (mm)
3187 – 5109 308 – 359 310 – 400
PDF file Screwed Ram Jacks Technical Data Sheet
Autocad File Screwed Ram Jacks AutoCAD
Revit File Screwed Ram Jacks Revit BIM