Page 24 - SMM2 eBOOK

D.30 Surface treatment

1. All levelling, grading and compacting bottoms and trimming of sides of excavation and
formation of slope shall be deemed to be included with the various items of excavation.

2. Applying herbicides, pesticides, etc. shall be given separately in square metres describing
the kind, quality of materials and the rate of application (e.g. anti-termite treatment).

D.31 Trimming rock surface

Trimming sides of excavation in rock to produce fair exposed faces shall be given in square
metres. Curved work shall be so described.

D.32 Blinding

Blinding with sand or similar fine material shall be described and given in square metres.
Concrete blinding shall be given in accordance with Section F.

D.33 Puddle lining

Puddle lining to ponds, lakes, etc. over 300mm thick shall be given in cubic metres stating the
method of application and any preparatory work. Such work not exceeding 300mm shall be
given in square metres stating the thickness.

D.34 Geotextiles

Geotextiles shall be given in square metres measured the area in contact with the base stating
the type or grade of material, laps and method of jointing. Horizontal, raking, vertical and curved
work shall be so described.

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