Page 25 - SMM2 eBOOK

SECTION E

PILlING AND DIAPHRAGM WALLING

Piling

E.1 Information

1. Drawings shall be sUpplied with the bill of quantities which show:

a. The general piling layout.
b. The positioning of different types of pile.
c. The positions of the work within the site and of existing services.

E.2 Soil description

1. The nature of the ground shall be given in accondance with clause D.1.1.

2. Where work is to be carried out near canals, rivers, etc. or tidal waters the levels of the
ground in relation to the nommal levels of the canal or river etc. or to the mean levels of
high and low tidal watens shall be stated. Flood levels shall be stated where applicable.

E.3 Starting levels

1. The levels from which the work is expected to begin and from which measurements have
been taken shall be stated. Irregular ground shall be so described.

E.4 Plant

1. The following items shall be given separately for each type of pile identified in accordance
with clause E.5.1:

a. An item shall be given for bringing to site and removing fnom site all plant required
for this section of work.
b. An item shall be given for maintaining on site ail plant required for this section of the
work

E.5 Piling description and measurement

1. The following types of piling operation shall each be given under a separate heading
together with all ancillary worh:

a. Bored cast-in-place concrete piles.
b. Driven shell cast-in-place concrete pites.
c. Pre-fommed concrete piles.
d. Pre-fommed prestressed concrete piles.
e. Pre-formed concrete sheet piles.
f. Timber piles.
g. Isolated steel piles.
h. Interlocking steel piles.
j. Other piles.

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