Kerb and channel is one of those line items that appears on almost every Auckland civil job - residential subdivisions, commercial carparks, road widening, vehicle crossings - yet pricing varies more than most people expect. This guide covers real 2026 Auckland rates for concrete kerb and channel installation, what drives the price, and what to check before you accept a quote.
Kerb and Channel Costs in Auckland (2026)
Rates below are per lineal metre, supplied and installed, based on current Auckland market pricing. They exclude GST. Base preparation, sawcutting, and disposal are separate unless explicitly included in your quote.
Extruded Kerb and Channel
- Standard extruded kerb and channel (machine-laid): $85 - $130 per lineal metre
- Includes concrete, forming, and finish - excludes excavation and base prep
- Most common type on residential subdivisions and commercial carparks
Formed (Hand-Laid) Kerb and Channel
- Formed kerb and channel (hand-laid): $130 - $210 per lineal metre
- Used where machine access is limited or non-standard profiles are required
- Common on tight residential sites, around radius bends, and at driveways
Mountable and Rollover Kerb
- Mountable / rollover profile: $90 - $140 per lineal metre
- Used at vehicle crossings, carpark entries, and low-speed shared zones
- Profile varies by Auckland Transport or private owner specification
Associated Works (Allow Separately)
- Subgrade preparation and compacted AP40 base: $25 - $45 per lineal metre
- Sawcutting existing asphalt or concrete for tie-in: $8 - $18 per lineal metre
- Spoil disposal (if required): allow $60 - $120 per tonne depending on classification
These are typical ranges - not fixed prices. Every job is different. A tight urban retrofit with restricted access will sit at the top of the range or above. A straightforward greenfield subdivision run will sit closer to the bottom. Get a site-specific quote before committing to a budget figure.
What Drives the Cost of Kerb and Channel
01
Kerb Profile and Type
Extruded kerb is the cheapest per metre because it is machine-laid at speed. Formed kerb costs more - it is hand-poured and labour-intensive. Mountable profiles sit in between. Always confirm which profile is specified before pricing.
02
Run Length and Continuity
Longer, uninterrupted runs are cheaper per metre. Short runs, frequent driveway crossovers, and tight radius curves all slow production and push up the unit rate. A 10m run costs significantly more per metre than a 200m run.
03
Site Access and Machine Viability
Extruded kerb machines need clear, level access along the kerb line. Steep gradients, restricted site access, or obstacles force a switch to hand-laying - which can double the rate. Check this before budgeting.
04
Base Preparation Required
Kerb and channel needs a compacted AP40 base to sit on. If the subgrade is not prepared, that is a separate cost. On greenfield subdivisions this is usually included in the earthworks package - on retrofits, it often is not.
05
Specification Standard
Auckland Transport road kerb is built to NZS 3114 and AT Code of Practice requirements - inspections, hold points, and documentation add cost and programme time. Private kerb on carparks or driveways is less prescriptive and generally faster to deliver.
06
Tie-In to Existing Pavement
Where new kerb meets existing asphalt or concrete, the existing pavement typically needs sawcutting and reinstatement. This is often excluded from kerb-only rates and should be priced separately.
What Should Be in a Kerb and Channel Quote
A complete quote should specify all of the following. If any are missing, ask before you sign.
- Profile type (extruded, formed, mountable - and exact cross-section dimensions)
- Specification standard (AT road, private, or council subdivisional)
- Whether base preparation is included or excluded
- How driveway crossovers and radius bends are priced (per item or per metre)
- Sawcutting and pavement tie-in - included or excluded
- Concrete strength and cure requirements
- Inspection and hold point requirements if AT or council-controlled
- Programme - concrete needs minimum 3 days cure before trafficking
Watch out for: quotes that price kerb only and exclude base prep, sawcutting, and driveway crossovers. These can add 20-40% to the bottom line on a typical residential job. Always confirm what is and is not included before comparing prices.
How to Get an Accurate Quote
The more information you provide upfront, the more accurate your quote will be. Have the following ready before you call:
- Total lineal metres, broken into straight runs and curved sections
- Kerb profile and specification (AT drawing reference if applicable)
- Site address and access details
- Whether base prep is done or required
- Any tie-in to existing pavement - type and condition
- Programme requirements - when kerb needs to be complete relative to other trades
If you have drawings, share them. Even preliminary plans are enough to get a reliable indicative price.
Bromley Group installs kerb and channel across Auckland on residential subdivisions, commercial developments, and roading projects. If you need a price, get in touch with our Auckland concrete team or request a free site visit and quote - we respond within one business day.