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Project Delivery

Our project delivery work includes scope definition, tender process management, bid evaluation, design and construction contract management, commissioning and project close out.

Examples of project management work we have completed can be read in the following case studies:

Client Name: Mighty River Power

Strategy & Planning: no

Project Delivery: yes

Design: no

Technical Services: no

The original Whakamaru power station was commissioned in the mid-50s and has operated continuously since. During this period the plant has not been subjected to a complete overhaul. In 2010, Mighty River Power undertook a Class 4 overhaul of G1. Edison was retained to provide technical suppoer and...

Client Name: Transpower New Zealand

Strategy & Planning: no

Project Delivery: yes

Design: no

Technical Services: no

Ohinewai switching station was constructed to extract greater capacity and flexibility from existing transmission lines into Auckland and the North. The Ohinewai switching station project was delivered in a very tight time frame with construction taking only twelve months from breaking soil to...

Client Name: Transpower New Zealand

Strategy & Planning: yes

Project Delivery: yes

Design: no

Technical Services: no

The Kaitimako station was established to support greater utilisation of exisiting transmission assets in the Bay of Plenty, one of New Zealands fastest growing regions. When planning this project Transpower recognised that the demand forecasts for the region were still relatively high, therefore...

Client Name: Mighty River Power

Strategy & Planning: no

Project Delivery: yes

Design: no

Technical Services: yes

Mighty River Power’s new Kawerau geothermal power station is fully operational ahead of time, under budget and capable of generating at a higher than expected capacity of 100MW. The $300 million Kwerau project was the largest single geothermal development in New Zealand for more than 20...

Client Name: PowerCo

Strategy & Planning: yes

Project Delivery: yes

Design: no

Technical Services: no

The 66kV line between Kopu and Coroglen is the original 50kV line built in the 1950’s by New Zealand Electricity Department. The line was constructed of light conductor, and travels through some rugged terrain to bring electricity supply to the upper Coromandel Peninsula. Due to substantial...

Client Name: Horizon Energy Distribution

Strategy & Planning: yes

Project Delivery: yes

Design: yes

Technical Services: yes

In order to achieve the availability and reliability thresholds set by the Commerce Commission, Horizon needed to develop subtransmission solutions and implement the best fit in order to meet their performance requirements and assure long term subtransmission flexibility. Edison was engaged by...

Client Name: WEL Networks

Strategy & Planning: no

Project Delivery: yes

Design: no

Technical Services: yes

WEL Networks were constructing a new Transmission line to connect the wind farm at Te Uku (10km South East of Raglan) to WEL’s Network at the Te Kowhai Substation, a route length of approximately 17km consisting of mainly steel poles installed on concrete pile foundations. The...

Client Name: Powerco

Strategy & Planning: no

Project Delivery: yes

Design: no

Technical Services: no

Powerco has embarked on a programme to install 11kV and 33kV Ripple Injection Plants at substations throughout their network. The programme includes 14 sites and requires a specialist skill set to ensure minimum disruption during the upgrades. The key challenge for the project delivery team was...

Client Name: Mighty River Power

Strategy & Planning: no

Project Delivery: yes

Design: no

Technical Services: yes

Mighty River Power is undertaking a replacement programme of the power transformers at its hydro power stations throughout New Zealand. In 2009/2010 four 11/220kV transformers where replaced - three at Maraetai and one at Whakamaru power stations. The existing transformers were single phase units...

Client Name: PowerCo

Strategy & Planning: yes

Project Delivery: yes

Design: no

Technical Services: no

Powerco require a new transmission line between Coroglen and Kaimarama in the Coromandel. The project required the establishment of line routes, detailed design and consenting of a new 110kV transmission line. The line will be operated at 66kV...

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Our Services

Project Delivery

Whakamaru Hydro Station Class 4 Upgrade

Increased Capacity at Ohinewai Switching Station

Better Asset Utilisation at Kaitimako Switching Station

New Geothermal Power Station for Kawerau

Kopu/Coroglen Distribution Line Upgrades

Te Rahu 33kV Switching Station

Te Uku Wind Farm Transmission Line Build

Ripple Injection Plant Installation

Hydro Generator Transformer Replacement

New 66kV Transmission Line for Whitianga