0.4.1-1

Site dewatering

Unit: item/m2 Sub-Element: 0.4.1 - 1 Site dewatering and pumping
Component Information
Code:
0.4.1-1
Sequence:
1
Unit:
item/m2
Sub-Element:
0.4.1 - 1 Site dewatering and pumping
Description:

Site dewatering

Details to State:

details to be stated

Component Statistics
3
Measurement Rules
10
Included Items
1
Excluded Items
Measurement Rules (3)
C1 1

Where components are to be itemised, the key attributes comprising the component are to be identified, described and enumerated within the description of the component.

C2 2

The area measured is the area affected by the dewatering system employed.

C3 3

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

Included Items (10)
1.

Forming well points, including well pointing equipment and well point installation.

2.

Filling (gravel or other filling).

3.

Drain tubes and ring mains (installing and removing).

4.

Sumps.

5.

Pumps and pumping, including standby pumps.

6.

Off-site disposal of water

7.

Running costs.

8.

Attendance, including out of hours.

9.

Sundry items associated with site dewatering.

10.

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: 8.6.4

Permanent land drainage (included in sub-element 8.6.4).

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