AS5488 STANDARDS

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When finding pipe location, or cable location, or any underground asset, it’s vital that you get pipe locating professionals who know the standards, and apply the standards. Unlike many operators,  Underground IQ only employ certified pipe locators. Below is a quick overview of the colour standards and quality levels.

AS5488 - Colour Standards

SERVICES & THE STANDARD COLOURS

Power

Including, electrical services.

TELECOMMUNCATION

Including CCTV, security, traffic signals,  white markings.

Water

Drinking water.

Gas

Gas, oil, petrol, steam and anything flammable.

STORMWATER & DRAINAGE

Drainage and sewage.

RETICULATED WATER

Including irrigation & slurry lines.

Unknown

Used for unknown services/assets, as well as temporary markings.

FIRE SERVICES

Pipes, electrical, anything to do with fire services.

*Colours used may differ from standards and will be documented in the report. Colours may differ from standards due to surface colour, textures, or other markings. For example, green paint is often not seen clearly on grass, and we may substitute another colour, as indicated on the report.

AS5488 - Quality Levels

QL-A

visually confirmed

 ±50mm horizontally

±50mm vertically

Sufficient for mechanical excavation when following duty of care requirements

 

QL-B

EMF located
SIGNIFICANT risk reduction

 ±300mm horizontally

±500mm vertically

Sufficient for non-destructive excavation

QL-C

Evident from surface features + plans

SIGNIFICANT risk of damage

No spatial accuracy

QL-D

Evident on plans only
HIGH risk of damage
No spatial accuracy

Underground utility, services, pipe and cable locator, service is what we do.

Know what’s below, before you dig!

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