2.3.4-1

Gutters

Unit: m Sub-Element: 2.3.4 - 4 Roof drainage
Component Information
Code:
2.3.4-1
Sequence:
1
Unit:
m
Sub-Element:
2.3.4 - 4 Roof drainage
Description:

Gutters

Details to State:

details to be stated

Component Statistics
6
Measurement Rules
8
Included Items
5
Excluded Items
Measurement Rules (6)
C1 1

The length of linear components measured is their extreme length, over all fittings, branches, etc.

C2 2

Other cost-significant components are to be described and identified separately. Such components are to be measured by area (m2) or linear measurement (m), or enumerated (nr) separately.

C3 3

Curved work is to be described and identified separately.

C4 4

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

C5 5

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).
C6 6

The percentage additions for testing and commissioning are to be applied to the total cost of the items comprising the sub-element. A single combined percentage addition can be applied to cover the costs of both testing and commissioning.

Included Items (8)
1.

Gutters (other than those forming an integral part of a cladding or curtain walling system), including fittings, gutter outlets, balloons and gratings to outlets, etc.

2.

Rainwater downpipes, including bends, swan necks and rainwater shoes.

3.

Syphonic roof drainage pipework systems.

4.

Rainwater heads, including gratings.

5.

Painting and anti-corrosion treatments to gutters and rainwater downpipes.

6.

Testing and commissioning of aboveground surface water drainage systems.

7.

Sundry items.

8.

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 (5)
1. Ref: 2.3.1

Gutters forming an integral part of a roof structure (included in sub-element 2.3.1: Roof structure).

2. Ref: 2.5

Gutters forming an integral part of a cladding or curtain walling system (included in element 2.5: Cladding/curtain walling, as appropriate).

3. Ref: 2.2.3,2.6.1,2.6.2

Gutters and rainwater pipes to balconies and canopies (included in sub-elements 2.2.3, 2.6.1 or 2.6.2, as appropriate).

4. Ref: 5.4.2

Rainwater harvesting systems (included in sub-element 5.4.2: Rainwater harvesting).

5. Ref: 8.6.1

Surface water drainage beyond the first underground drainage connection or gully (included in sub-element 8.6.1: Surface water drainage).

Export
View as JSON
API Access

Access this component data programmatically: