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SH60 Tākaka Hill repairs

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December 2021

Takaka Hill - December 2021
Site 11 - December 2021
Site 11 - December 2021
Site 13 - December 2021
Flood affecting worksite - July 2021
Site 13 - February 2018
Site 11 - February 2018
Site 6 - February 2018
Slip at base of Takaka Hill - February 2018
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November 2021

Site 13 precast concrete panels being installed
Site 13 precast panels installed around the twin stormwater outfalls
Site 7 with remaining guardrail construction underway and surfacing inside the guardrail
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October 2021

Re-forming the road
Site 7 prepared with high drainage capacity including large rocks
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September 2021

Team photo.
Site 13 digger excavating through SH60 layers making pipe trench.
Road being milled under floodlights.
Preparing the road for final surfacing.
New surface being laid.
Clearing slip debris after slips.
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August 2021

Site 6 retaining wall has 12 metres of wire baskets filled with rock.
Rory Geare, graduate engineer, from Richmond.
Joe Dempsey, carpenter, is from the village of Iva in Samoa.
Henry Gin, rigger with 35 years’ experience, checking the stone wall joined to the capping beam under construction.
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July 2021

Site 11
Site 11
Site 11
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June 2021

Site 11 - Retaining wall is nearing completion
Site 7 – Precast facing panel fabrication and instalment
Clearing slips and debris
Site 7 - Precast panel fabrication and instalment
Site 9 - Capping beam and hand rails completed
Site 6 - Hand stacking rock along the front face of the retaining wall
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May 2021

Site 7 – Heavy water flow
Site 7 – Temporary provisions for over flowing water
Site 9 – Small slip from above the road
Site 13 – Fallen tree obstructing the road
Site 6 – Progress photo of MSE construction from above
Site 6 – The MSE crew have just finished hand stacking rock along the front face of the wall to allow geo-grid to be laid
Site 6 – Geo-grid lapped over the front with a layer of fill being placed before the grid laps back over. To allow another basket to commence
Site 7 – Progress photo from above – awaiting the installation of the facing panels
Site 7 – 3 diggers removing the existing concrete storm water inlet structure. During a recent night closure at this site
Site 7 – Lowering of the new storm water inlet structure
Site 7 – Due to the size & weight of the precast panels that rest against the wall, it was determined that the crane size required to safely lower the panels would exceed the available space above the wall to enable traffic to pass the cranes out riggers
Site 7 – 3 of 4 panels carefully being lowered over the culvert into its final resting position
Site 9 – Progress photo from above: Crew capping the top of the MSE wall with a concrete beam anchored into the pavement. Excavator creating access to the front of the wall to remove loose material
Site 9 – Completion of the capping beam & hand rails
Site 11 – Progress photo from above - MSE construction is nearing completion
Site 11 – Recently Installed culverts laid on the MSE wall. Once the MSE wall encompasses the pipe the remainder of the pipe will be installed through the current downhill lane
Site 13 – Progress photo from above – MSE wall construction nearing its first 1/3 of completion
Site 13 – An excavator pulling fill over a freshly laid layer of grid
Site 11 – Aerial view showing new pipe
Site 11 – New pipe
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April 2021

Site 9 – Retaining wall completed to road level (front view)
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March 2021

Site 6 – Exposing the final excavation height ready for inspection
Site 7 – Exposing the foundation blocks ahead of the tilt panel arrival
Site 9 – MSE construction continuing
Site 9 – MSE progress, the crew is currently running out a length of Geo-grid
Site 11 – Commencing MSE construction
Site 11 – Compaction testing taking place
Site 13 – Commencing MSE construction, setting out basket 1
Site 13 – Inspecting the foundation base ahead of concrete
Site 13 – Prepping the base ahead of commencing MSE construction
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February 2021

Site 9 - Fill being spread to form 1 of 4 layers per basket, current height 6m above founding level - February 2021
Site 13 - Final excavation height ready for final trim and inspection - February 2021
Site 7 - Filling around the culvert - February 2021
Site 7 - Nearing finished height of MSE wall so pavement construction can begin - February 2021
Site 11 - Excavators passing rip rap (large boulders) down into gully - February 2021
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January 2021

Site 11 - Installing foundation pad for large pre-cast panels to rest on - January 2021
Site 13 - Ground anchors (soil nails) being drilled to retain exposed ground - January 2021
Site 9 - Mechanically stabilised earth (MSE) construction - January 2021
Site 7 - Mechanically stabilised earth (MSE) construction - January 2021
Site 11 - Locking large rip-rap boulders into place using concrete pump with grout - January 2021
Site 6 - Footprint of rip rap starting to take shape - January 2021
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November 2020

Site 13 - early November 2020
Temporary retaining wall at finished depth - November 2020
MSE wall in construction - November 2020
Site 13 - end November 2020
Site 11 - November 2020
Site 9 - November 2020
Site 7 - November 2020
Site 6 - November 2020
MSE in construction showing rock-filled face - November 2020
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April 2019

Site 8: Stormwater outlet protection.
Site 3: Some shoulder widening and improvements to drainage around the inside shoulder to finish.
Site 4B: MacMat R for erosion protection.
Site 5: Culvert outlet with rock protection to channel the water flow.
Site 5: Exposed slopes hydro-seeded with native plant seeds.
Site 7.3: Installation of soil nails, awaiting application of shotcrete.
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March 2019

Site 3 shoulders reinstated rock buttress complete.
Site 8 topsoil covering the MacMat erosion protection – now to grow grass.
Site 10 8m long piles being installed.
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February 2019

Site 8 silt control, backfilling and fall protection controls in place.
Site 3A rock work.
Site 10 test anchor installation.
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January 2019

Site 3 getting prepared to infill.
4A wall built, awaiting backfill.
Site 3 vegetation cleared.
Ongoing repair sites within the one way section.
Ongoing repair sites within the one way section.
Concrete stabilising repairs.
Concrete stabilising repairs.
Customer information sign.
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December 2018

4B scrub coats - 18 Dec 18.
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November 2018

Retaining wall repairs.
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March 2018

Excavators and trucks – the first round of the morning
Excavators and trucks – the first round of the morning
Crews working hard to widen the road.
High pressure water jetting (a giant water blaster) to clear debris and sediment blocking culverts to reinstate storm water flow paths.
Clearing debris and sediment blocking culverts to reinstate storm water flow paths.
Truck and trailer unit travelling over the Hill in the first convoy.
Truck and trailer unit travelling over the Hill in the first convoy.
A truck is travelling over a freshly installed culvert.
Asphalt being laid on repaired section of SH60.
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February 2018
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