Reference Specifications for Civil Engineering Work 2001


Table 7.1 – Sand properties



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Table 7.1 – Sand properties

Property

Natural, blended and manufactured sand

% by weight passing the 6.7 mm A.S. sieve

100

% by weight passing the 0.075 mm A.S. sieve

20 maximum

Plasticity index

10 maximum

Stabilised sand: 1 part either Type GP or Type GB cement to 12 parts sand (by volume) mixed with a minimum quantity of water sufficient to allow ease of placement and compaction.

7.5Execution


Compacted layer method of construction

This construction method applies to Class 3 material, excavated material, sand where puddling and jetting is not approved, dry stabilised sand, and dry lean mix concrete. Place and compact fill material uniformly in layers with loose layer thickness not exceeding 200 mm. Achieve the minimum relative compaction standards specified in Table 7.2 for Class 3 material, sand and excavated material.




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