2.3.3-1

Specialist roof systems

Unit: m2 Sub-Element: 2.3.3 - 3 Specialist roof systems
Component Information
Code:
2.3.3-1
Sequence:
1
Unit:
m2
Sub-Element:
2.3.3 - 3 Specialist roof systems
Description:

Specialist roof systems

Details to State:

details to be stated

Component Statistics
4
Measurement Rules
6
Included Items
1
Excluded Items
Measurement Rules (4)
C1 1

The area measured is the area of the glazed roof on plan.

C2 2

Curved work is to be described and identified separately.

C3 3

Work to existing buildings is to be described and identified separately.

C4 4

Contractor designed work is to be described and identified separately.

Note: Where the contractor is only responsible for designing specific elements and/or components of the building project (i.e. not the entire building project).
Included Items (6)
1.

Patent glazing.

2.

Glazed roofing systems.

3.

Perspex roofing systems.

4.

Roof components, including flashings, cover strips, integral drainage channels, perimeter treatments, etc.

5.

Sundry items.

6.

Where works are to be carried out by a subcontractor, the subcontractor’s preliminaries, design fees, risk allowance, overheads and profit, with allowance for these to be made within unit rate applied to element or component.

Excluded Items (1)
1. Ref: 2.3.5

Rooflights and other glazed openings (included in sub-element 2.3.5: Roof coverings).

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