Reference Specifications for Civil Engineering Work 2001

5.2Placing Concrete

Machine placing

Slump: Use the maximum slump that will maintain shape without support immediately after laying.

Hand placing

Maximum Length: No more than 20 metres in contiguous lengths (including vehicular entrances and kerb ramps).

Cast together: Cast the kerb and channel simultaneously.

5.3Kerb Adaptors

5.3.1General

Standard: Comply with the relevant Standard Drawings BSD-8111, BSD-8302, BSD-8113 and BSD-8114 regarding placement and shape.

Acceptable materials: Fabricated steel galvanised to AS 4680. Ferrous hollow sections galvanised to AS 4792. Cast iron to AS 1830. Aluminium casting to AS 1874.

Adaptors may be powder coated to AS 4506 (metals other than aluminium) or AS 3715 (aluminium).

Installation: Saw cut 300 mm opening in kerb and fix kerb adaptor flush with the top of kerb in accordance with Standard Drawing BSD-8114. Fill gaps on sides with N25 concrete.

Scope of application: Use Class D load rated (heavy duty) full depth kerb adaptor on all road hierarchy classification. Refer Section 5.3.3 for load testing requirements and methodology. Permanent markings to be in accordance with AS 3996 for the relevant information required.

Responsibility: Roofwater drains are the responsibility of the property owner. The property owner is responsible for the restoration of the affected kerb, verge and footpath at installation.