specification for subdivision construction of road works and drainage
specification for subdivision construction of road works and drainage
specification for subdivision construction of road works and drainage
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R2.5.5 Spraying Equipment<br />
The spraying unit shall have a current test certificate issued by Main Roads Western Australia <strong>and</strong><br />
shall comply with the requirements specified in NAASRA "Bitumen Sprayers", 1989.<br />
Unless otherwise permitted, the sprayer shall have a minimum tank capacity <strong>of</strong> 2000 litres.<br />
R2.5.6 Adhesion Agents<br />
Adhesion Agents shall be compatible with the Sealing Aggregate being used.<br />
R2.5.7 Precoating<br />
Precoating <strong>for</strong> aggregates shall be slow curing cutter. The application rate shall be 2l/loose m;.<br />
R2.5.8 Asphalt - (Hotmixed)<br />
St<strong>and</strong>ard Mix AC 14 AC 10 AC 10<br />
Intersection<br />
s<br />
Aggregate Type<br />
Igneous<br />
Rock<br />
Igneous<br />
Rock<br />
Igneous<br />
Rock<br />
AC 7<br />
Igneous<br />
Rock<br />
Nominal Mix Size 14mm 10mm 10mm 7mm<br />
Marshall Blows 50 50 75 50<br />
Minimum Marshall Stability <strong>of</strong> Compacted<br />
Mix<br />
6.5 kN 6.5 kN 8 kN 5.5kN<br />
Marshall Flow Value 2 - 4mm 2 - 4mm 2 - 4mm 2 - 4mm<br />
Range <strong>of</strong> Voids Content Compacted Mix 4 - 6% 4 - 6% 4 - 6% 3 - 5%<br />
Bitumen Binder Class 170 Class 170 Class 320 Class 170<br />
Marshall Quotient 1.7 kN/mm 1.7 kN/mm 2.0 kN/mm 1.7 kN/mm<br />
Binder Content 4.5 - 6.5% 5.0 - 7.0% 5.0 - 7.0% 5.0 - 7.0%<br />
Specification <strong>for</strong> Subdivision Construction <strong>of</strong> Road Works <strong>and</strong> Drainage<br />
Rev. 1 – February 2013<br />
29
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