Page 66 - SMM2 eBOOK

J.44 Dressed margins

Dressed margins on rUbbie work shall be given in metres stating the width of the margin. Stops
and angles shall deemed to be included with the items.

J.45 Copings

Copings formed of rough stones shall be given in metres stating the width and average height of
the coping No distinction shall be made between horizontal, raking, vertical and curved copings.
Ends and angles shall be deemed to be included with the items.

J.46 Arches andtumblings

1. Arches (measured the mean length on face) shall be given in metres as extra over the
rubble work in which they occur stating the width on face, the width of the exposed soffit
and the outline of the arch. Cutting on arches and walling shall be deemed to be included
with the items.

2. Tumblings to buttresses shall be enumerated stating the size. Cutting on tumblings and
walling shall be deemed to be included with the items.

J.47 Gabion work

1. Gabion work shall be measured as follows:

a. Excavatfon shall be measured in accordance with Section D,
b. Cages shall be enumerated stating the size, type and quality of materials used and
method of laying.
c. Filling materials shall be given in cubic metres stating the type, quality and size of
the materials.

Cast stonework

J.48 Generally

1. Cast stonework shall consist of blocks of reconstructed or artificial stone accurately cast to
given dimensions and used in a similar manner and for the same purpose as natural
stone,

2. Particulars of the following shall be given:

a. Kind and quality of cast stone.
b. Any requirements as to the reinforcement of blocks.
c. Any requirements as to the thickness, mix and colour of the facing material.
d. Texture and f nish to exposed faces of blocks (e.g. natural, rough dressed or
hammer dressed).
e. Composition and mix of mortar for bedding, jointing and pointing.
f. Method of pointing.
g. Any requirements as to coating the surface of the finished work and cleaning on
completion.

3. Moulds necessary to produce blocks of the required size and shape shall be deemed to
be included with the items.

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