Samoa Refurbishment of Samasoni, Fale Ole Fee and Alaoa

MAP expertise in the Water and Hydro Projects saw us awarded the $9. 8M USD equivalent Hydro Rehabilitation project for Electric Power Company (Samoa) – Joint Venture with Pernix Group (49% MAP). MAP Provide all the key project management staff (with exception of Safety Officer), all the physical resources and employed the local work force...

Kotuku Dam Hopua te Nihotetea

MAP expertise in the Water and Hydro Projects saw us awarded the Kotuku Street Storm water Detention Dam in Whangarei for the Northland Regional Council. This project included the installation and concrete encasement of a 2100mm Service Spillway (Concrete Pipe). The facets of the project included some 120,000m3 of earthworks to compete a 20m high by 105m long Dam wall and almost 1300m3 of concrete placed to spillway, retaining wall, inlet and outlet structures...

Esk Hydro Power Scheme

Completed in October 2013 for TrustPower in the Hawkes Bay, the Esk Medium Hydro Civil Works Project comprised the construction of two Run of River Hydro Schemes with a combined generation capacity of 3. 8MW. MAP Projects scope included all of the stream intakes, power stations and pipework’s...

Patea Dam Crest Raising

In 2014 TrustPower showed their confidence in MAP by awarding this small and technically challenging Project to us. It entailed the raising and levelling of the Dam Crest of the Patea Dam in the Taranaki to achieve compliance with current Dam Safety. This Included cut and fill earthworks and the construction of a concrete retaining wall...

Patea Spillway Raising

This 3 month job in 2010 was to raise the Spillway on the Patea Dam. This was our first project for TrustPower and involved the raising of 110m of spillway by 1m to achieve a 1 in 10,000 year flood compliance. This small project delivered well, led to MAP Projects being chosen by TrustPower to build the Esk Hydro scheme...

Patea Dam Downstream Toe Repair

This 3 month job in 2014 for TrustPower was to repair the downstream toe of the Dam that was damaged in a big rain event and consisted of cut and fill earthworks and borrowing and placing Riprap.

The downstream toe was “landlocked” by the overhead transmission lines and the powerhouse penstocks and required an innovative idea to lower a trolley down the face of the dam. The work method delivered a great project outcome safely...

Rangipo Tunnel Repair

In 2010 MAP Projects was the first contractor to successfully complete the dewatering of the 40m deep, 4. 5m diameter and 3km Rangipo Outfall tunnel in over 30 years. The Project for Genesis Energy and was completed in 8 days as part of a 14 day planned shut...

Rangipo Dam Intake Repairs & Flow on Projects

This project for Genesis in 2010 involved dewatering the spillway basin and diverting river flows around the work area. The basin was then cleaned and damaged reinforcing steel removed. Starter bars were drilled and epoxied and mesh placed prior to a 300mm thick protective concrete slab being poured...

Paeroa Main Drain inlet upgrade

This project upgrade works required the supply and installation of precast panels, sheet piles, new screens, and pouring insitu concrete slabs as follows;

• The work involved excavation and placement of a temporary bunding in the stream reinforced by sheetpile behind. There was a significant volume of excavation, shaping and backfill required on this project and all unsuitable was carted to dump and replaced with better quality quarry material.
• Construction of new screens, hand rails, gates and access platforms was completed in conjunction with CMC engineering and Coastal Sandblasting...

Flaxy canal widening

Completed in 2012 this project for TrustPower in the Bay of Plenty involved the widening of the Flaxy Canal, with removal of silt and weeds to allow improved flows into the Power station head waters and increased generation. The work entailed:

• ” Evacuation and cartage of some 35,000m3 of rock and OTR to stockpile sites. MAP developed a construction method as the ECI contractor and completed a small trial section to demonstrate the effectiveness and safety of the planned process...