Home > Roading > SH1-5 Tirau Intersection Improvements $3.3m (complete)

SH1-5 Tirau Intersection Improvements $3.3m (complete)

Construction of a 60m diameter four-leg roundabout

CLIENT: NZTA

This intersection is a strategic link between Rotorua, Hamilton, Tauranga and Taupo and a popular tourist route with a high portion of heavy traffic.

The construction of the new four-leg roundabout included the realigning of three state highway approaches at SH1/SH5 south of Tirau.

SH1 North approach, 340m towards Tirau
SH1 South approach, 300m towards Taupo
SH5 approach, 520m towards Rotorua

The physical works included;

Protection of the "Queen's Tree's" (two large historic oak trees)
Co-ordination and liaison for shifting/installing power and telecom services
Set out of works, site security, information signage, construction survey/setout and calculation of quantities
Site clearing including the removal and disposal of fences, vegetation, redundant services and obstacles
Demolition and removal of disused bowling club house and facilities
Bulk cut to fill and cut to waste
Construction of Hi-Lab pavement
Stone mastic asphalt with polymer modified binder surfacing for the roundabout and two-coat chip seal on the approaches and widening
Drainage and stormwater, including swale drains, subsoil drains, kerb and channel, cesspits and concrete culverts
Guard railing
Pavement marking, signage and delineation
Landscaping and vegetation

SH1-5 Tirau Intersection Improvements $3.3m (complete)

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