Thames-Coromandel, Hauraki and Matamata-Piako

Work starting next week

SH25 east of Coromandel township: Overnight resurfacing at 4 locations on Whangapoua Road, between Coromandel township and Te Rerenga, will start on Sunday 8 November and is due to finish on Thursday 26 November. Stop/go traffic management and a reduced speed limit will apply between 8pm and 5am.

SH26 Paeroa: SH26 between Claremont Avenue and Norwood Road will close from 6am on Monday 9 November until 5pm on Sunday 15 November for a stormwater pipeline upgrade associated with the new Racecourse Subdivision.
Traffic will be detoured via Hubbard Road and back to SH2, adding approximately one minute to journeys. Residents within the closure area and emergency services will retain access.

Work underway

SH27 Horrell Road/Number 4 Road intersections: Safety improvements are underway at the SH27 intersections with Horrell Road and Number 4 Road in Te Puninga. Work includes right-turn bays, safety barriers, a raised median island, and upgrades to drainage, signs and streetlights. Completion is expected by mid-December, weather permitting.
Horrell Road, between Manhire Road and SH27, and Number 4 Road, between Number 7 Road and SH27, are closed from 7am to 6pm, Monday to Friday. Both roads reopen outside these hours and on weekends, although some Saturday closures may be needed. Access for residents, emergency services and school buses is maintained.
The detour uses Manhire Road, Number 9 Road East, Number 7 Road and Number 2 Road. Detour signs remain in place around the clock; please use the detour to help protect the worksite.
SH27 remains open, with stop/go traffic management from 7am to 6pm during work hours. Delays of 5 minutes or less are expected on SH27 and the detour routes.

SH25 Ramarama Stream: Work is underway to replace the single-lane bridge just north of Whiritoa. Temporary traffic lights currently control vehicles through the site under stop/go. Traffic will be on one lane of the bridge in 2027, opening to 2 lanes in early-to-mid 2028.

SH25 Tairua: Construction of the new Pepe Stream Bridge continues until late 2027. Vehicles, pedestrians and cyclists can continue to cross the stream, but occasional delays are expected. More information

SH27 Ohinekaua Stream Bridge replacement: Work continues to replace the bridge 5km south of Patetonga. Traffic uses a temporary single-lane bridge with a 50km/h speed limit. Expect delays.
The diversion bridge is 3.2m wide and cannot accommodate over-dimension vehicles. The new bridge is expected to be complete by the end of this year. More information

SH27 Piako River Bridge: Strengthening work continues until December, with a 30km/h speed restriction in place. Single-lane closures and stop/go traffic management may be required.

Work coming up

SH2 Mangatarata: SH2 between Ngatea and Mangatarata will close for 3 weeks from 6am on Monday 16 November for a road rebuild. It is expected to reopen by Monday 7 December. Crews will remain on site the following week for minor finishing work.
Soft closure points will be in place at the SH2 intersections with SH27 and Pipiroa Road. Residents can access their properties from the relevant side of the closure. The worksite between Mahuta Road North and Canal West Road will be fully closed to through traffic, except emergency service vehicles.
The detour in both directions uses Pipiroa Road and SH25, reconnecting with SH2 and adding around 12 minutes to journeys. More information

SH2 Waihī: Work will soon start on a turn bay at the SH2 and Dean Crescent intersection in Waihī. More information to come once dates are confirmed.

West Waikato

Work underway

SH39 Symes Bridge: Symes Bridge over the Moakurarua Stream, about 16km north of Ōtorohanga, is closed to all traffic until early December while crews replace the deck and beams. The official state highway detour is via SH3 and Te Awamutu.

SH23 Raglan – Greenslade Road: Shoulder and drainage work has started near Greenslade Road. Crews work from 8:30am to 5pm on weekdays and some Saturdays. Stop/go traffic management and a reduced 30km/h speed limit are in place. Expect delays. More information

SH23 west of Whatawhata: Repairs to a slip above the road have started. Stop/go traffic management operates from 7am to 5pm until early December.

SH31 Kāwhia – Te Rauamoa Road: Enabling work near Te Rauamoa Road is underway and is expected to finish in mid-November. Crews work from 8:30am to 5pm each day, with stop/go traffic management and a reduced speed limit. A full road rebuild is expected to run from mid-November to mid-December.

SH31 near the Kāwhia lookout: Underslip repairs are underway and are expected to finish in early December. Crews work from 6am to 6pm, Monday to Friday, with weekend work as needed. The road is reduced to one lane, with stop/go traffic management and a temporary 30km/h speed limit.

SH39 Mangati Bridge: A permanent replacement bridge is under construction between Ōtorohanga and Pirongia. The old bridge was damaged beyond repair by flash flooding in February. Traffic will continue to use the temporary single-lane Acrow bridge until the new bridge opens in early 2027.
The Acrow bridge will close on Monday 30 November, from 10am to 11am and from 12pm to 1pm, while beams for the new bridge are lifted into place. Drive carefully past the site and observe reduced speed limits. More information.

SH3 Awakino Gorge: Work continues on the retaining wall to accommodate the new lane. SH3 will remain open under stop/go traffic management while this work continues.
There will continue to be stop/go traffic management in place until the road is restored to two lanes. The project remains on track for two-lane access through the gorge to be restored by mid-December.

Work starting soon

SH3 Te Mapara: Shoulder and drainage work near Pukenui Road is starting soon and is expected to take 4 weeks, with crews working from 7am to 5pm. Stop/go traffic management and a reduced speed limit will apply throughout the worksite. A road rebuild will follow in early January 2027 and take 3 weeks.

Hamilton and Central Waikato

Work starting next week

SH1 Waikato Expressway – Cambridge section: Our contractor is carrying out Stage 8 of the asphalt work on the Cambridge section of the Waikato Expressway. The Cambridge Southern Interchange off-ramp is closed around the clock. Crews are rebuilding and asphalting the northbound lanes at night, with stop/go traffic management from 9pm to 5am.
Temporary 30km/h and 50km/h speed limits remain in place during the day. Work is expected to continue until mid-November. This is the final stage of the project, with line marking to follow.
Allow extra travel time and consider alternative routes to help ease congestion. Take care through the worksite and follow traffic management and temporary speed limits. More information

SH1C Riverlea, Hamilton: Stop/stop traffic management will be in place on Sundayay 7 November for vegetation clearance near Riverlea, weather permitting. Crews will use a helicopter to remove vegetation, including pine trees. Traffic will be stopped on both sides of the work area while the helicopter operates. Follow on-site traffic management or choose an alternative route where possible.

SH1 Karapiro: Barrier repairs will take place on Sunday 8 November at night between 7pm and 5am. On Monday and Tuesday night crews will be mowing in the area between 7pm and 5am. There will be traffic management each night, delays are to be expected.

Work starting soon

SH1 Waikato Expressway – Karāpiro: As part of early work for the Cambridge to Piarere extension, NZTA will close SH1 overnight in both directions between the Victoria Road Interchange (Hautapu) and the Piarere SH1/SH29 intersection. Closures will run from 9pm to 5am on Tuesday 1 December, Wednesday 2 December, Tuesday 8 December and Wednesday 9 December, to relocate Transpower powerlines crossing SH1.
Southbound traffic from Hamilton/Cambridge towards Tīrau/Piarere will detour via SH26 → SH27 → SH29, rejoining SH1 at the Piarere roundabout. Northbound traffic will use the reverse route. The detour adds approximately 73km and 57 minutes to journeys.
Residents and emergency services will be piloted through the worksite from the Cambridge Southern Interchange for southbound travel, and the SH1/Hydro Road intersection for northbound travel. Sign up for updates.

South Waikato and Taupō

Work underway

Arapuni Dam: Arapuni Road across Arapuni Dam is closed until 2028 while Mercury carries out major repairs.
The temporary detour via Powerhouse Road is for light vehicles only, including cars, motorcycles, school buses, emergency services and rigid trucks up to 8 metres. General through traffic, heavy freight/commercial vehicles and long-distance traffic should use SH1/SH21 and SH3.

SH5 South Waikato: Work continues to widen SH5 near Waimakariri Road and install wide centrelines. The work covers 1.2km, extending the existing wide centrelines from Whites Road to the new SH28–Harwoods Road roundabout. Minor delays are expected. More information

SH5 east of Taupō: Crews have resumed the road rebuild, working from 6am to 6pm, Monday to Friday, with occasional Saturday work. Completion is scheduled for early-to-mid December.
During work hours, 2-way stop/go traffic management will be in place. Allow for delays of up to 10 minutes. A temporary 30km/h speed limit applies both during and outside work hours.

Work starting soon

SH5 south of Rangitaiki School: Enabling work for a road rebuild will begin on Monday 16 November and take 9 days. A temporary speed limit will be in place, with delays of up to 10 minutes during work hours.
The road rebuild will start in early January 2027 and take 5 weeks. Crews will work from 6am to 6pm, Monday to Friday.

North Waikato

Work starting soon

Huntly and Taupiri: Waikato District Council will start work on the former SH1 at the end of November. Planned summer work is listed below. For more information: here

Surfacing the northbound slip lane exiting Huntly’s main street
Surfacing the intersection of Tainui Bridge Road and Great South Road traffic lights
Repairs in Taupiri, extending from the northern side of Mangawara Bridge, through the two roundabouts and finishing just east of the Orini Road roundabout
Replacement of approximately 4km of kerb, channel and footpath
Streetlight renewals across most of the section.

SH1: On Thursday 12 November maintenance works will take place on SH1 between Pōkeno and Nikau, from 9pm and 5am. Northbound ramp closures will be in place, as outlined below: 

Ridge Road northbound off-ramp
Razorback Road northbound on-ramp  
SH1 Pōkeno northbound on-ramp
SH1 northbound to SH2 eastbound link
SH2 westbound to SH1 northbound link

SH2 Steen Rd to SH25 roundabout near Mangatarata: On Monday 9 to Thursday 12 November, general maintenance will take place on State Highway 2 between Steen Rd and SH25 roundabout, from 9pm and 5am.