Page 127 - SMM2 eBOOK

T.4 Special glass

1. The following glass shall be enumerated stating the size of the pane. Where exact
thickness are required they shall be so described:

a. Glass less than 1 Omm thick where the size of the pane exceeds 4.00m2.
b. Glass 1 Omm thick and over.
c. Toughened or laminated glass.
d. Solar control and other speciality glass.
e. Acrylic, polycarbonate and similar material.

T.5 Labours on glass

1. Raking and curved cutting shall be deemed to be included with the items.

2. Polished edges and bevelled edges shall each be given separately in metres stating the
width of the bevel and the size of the pane. Work on the curved edges or on bent panels
shall be so described. Internal mitres, scallops and other shapings shall each be
enumerated separately. External mitres shall be deemed to be included with the items.

3. Grinding, sandblasting and embossing (measured over the whole area of the pane) shall
each be given separately in square metres stating whether the pane is wholly or partly
obscured. For embossing the type of acid work shall be stated. For design work, a full
description of the design stating the type of acid work shall be given, even if in plain lines.
Where one or more dimensions of the pane does not exceed 300mm the size of the pane
shall be stated.

T.6 Drilled panes

Drilled panes shall be enumerated stating the size of the pane and the diameter, number and
type of the holes.

T.7 Bent panes

Bent panes shall be enumerated stating the size of the pane, the radius or girth of the bend and
whether bent in the long or the short dimension or both.

T.8 Brilliant cut panes

Brilliant cut panes and panes with other decorative work shall each be enumerated separately
stating the nature of the decoration and the size of the pane.

T.9 Hermetically sealed units

Double or multiple factory-made hermetically sealed units shall be described and enumerated
stating the size and the construction.

T.10 Glass louvres

Glass louvres shall be described and enumerated stating the size. Labours to edges shall be
deemed to be included with the item.

T.11 Bedding

Bedding edges of panes in stfips or channels shall be given in metres stating the kind of
material.

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