Site Work

Goliath Crane Upgrade 2009Goliath Crane Upgrade 2009Sitework

To complement our manufacturing services, we can send staff to your location, anywhere in the world, to undertake installations and ongoing site work.

This service can go well beyond basic installation of components, to include ongoing maintenance or input at any stage of a project.

Our hydro sitework has included:
- Various winchgear & Headgate disestablishments, refurbishments and installations
- Vertical ladders and platforms fitted to shafts and surge chambers 
- Refurbishment of 95 Tonne mobile crane at Maraetai Dam
- Fitting of seismic strengthening to pipe penstocks
- intake screen installation
- screen cleaner conveyer replacement
- draft tube stop log refurbishment

Tuai Headgates

Staff qualifications

At Ashhurst Engineering and Construction, AEC, We have a total of approximately 50 staff with a range of industry qualifications including:

  • AS/NZS 2980 Welders Certificates in multiple processes and positions
  • Forklift Operators Certificates
  • Working at Heights competency to US 23229, 25045, 17600, 15757
  • Hazard Identification Competency to US 17602
  • Confined Space Competence to AS/NZ 2685:2009
  • Entry Approval Certificate (Electricity industry)
  • Permit-holder certificate
  • SE-L1 & SE-L2 Competence for Transpower Sites
  • First Aid & CPR Competent to US 6401, 6402
  • Truck Mounted Crane Operator Competency to US 16617
  • Overhead Gantry Operator Competency to US 3800
  • Sling and Communication Competency to US 3789
  • MEWP Competency to US 23960, 23962, 23963, 23966
  • E1 Transmission Line Competency to TPSS 06.20


  • Portable generator and welders to take on-site
  • Crane truck for lifting and transport
  • Portable site office

Enquire Now


83-87 York Street
Ashhurst 4810
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(06) 326 8040


606 Halswell Junction Road
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(03) 242 0525


19 Matai Street
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(07) 929 8539
PO Box 14, Ashhurst, 4847