Land quality – managing ground conditions

4.1

4.1.9Documentation and verification

Documentation and verification shall be provided to the satisfaction of NHBC to demonstrate that the site is suitable for the proposed development. All relevant information, designs, specifications and reports shall be produced in a clearly understandable format and distributed to appropriate personnel.

Where the site is within an area susceptible to radon, it will be necessary to follow appropriate guidance in the building regulations and associated documents. The information detailed in Table 3 should be provided to NHBC.

Table 3: Information required by NHBC

Geotechnical hazards present: Contamination hazards present:	Yes Yes	No Yes	Yes No	No No
Initial Assessment, Further Assessment and Basic Investigation	X	X	X	X
Detailed Investigation	X	X	X
Proposals to manage geotechnical risks	X		X
Proposals to manage contamination risks	X	X
Verification evidence	X	X	X	X

Notes

Evidence may still be required by NHBC to substantiate that contamination and hazards are not present on the site.