Kerb & Channel

Kerb & Channel (also Kerb & Gutter) is a concrete or stone structure typically located at the edge of a road designed to provide road drainage, and as a barrier to prevent vehicles from leaving the road carriageway.

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More Kerb & Channel Photos

Useful Life

The useful life of kerb & channel will vary considerably due to a range of environmental & other factors. A life of 50-80 years is typical for kerb & channel in some areas.

The table below shows the useful life for kerb & channel adopted by a number of Councils or suggested by other organisations. Please feel free to add your Councils information.

Council/Organisation Adopted Life
Bundaberg Regional Council 65 years
Corowa Shire Council 80 years
Infrastructure Asset Useful Lives Report 40-75 years
Hume City Council 60 years
Ryde City Council 120 years
South Dakota 20 years
Whittlesea City Council 100 years
National Asset Management Manual 50-80 years

One factor that may effect the useful life of kerb & channel is the way it was constructed.

Kerb & Channel Construction

Kerb & Channel can be constructed either by hand or with a Kerb & Channel Machine.

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Kerb & Channel Profiles

The side elevation shape of kerb and channel is known as the kerb & channel profile.

There are three common Kerb & Channel profiles:

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Kerb & Channel is most often of concrete construction, but older suburbs often retain the older bluestone style of kerb & Channel shown below.


Kerb & Channel Maintenance

The flow of water along a section of kerb & channel can be adversely affected by an accumulation of aggregate, dirt or debris. This problem can be remedied by removing this material using a street sweeper.

Kerb & Channel Repairs

The most common method of repairing concrete kerb & channel, is to replace it. The adjacent road surface is typically disturbed will need to be patched after the kerb has cured.


Related Pages


The following site members have contributed to this page:

External Links & References

  1. Wikipedia Article
  2. NAMS.AU Practice Notes - the page includes a link to the preamble of Practice Note 2: Kerb & Channel / Gutters.
  3. Slipform Kerb & Channel Construction (Kelcrete)
  4. Google Search (Kerb & Channel)
  5. Corowa Asset Valuation Manual
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