Wind Impact Assessment

Local Planning application requirements

Guidance

A Wind Impact Assessment should be prepared by a suitably qualified wind engineer, indicating the impact of the proposal on the comfort level of the public spaces within and surrounding the development.

A wind tunnel test will be required with results reported in accordance with Lawson Criteria. Computational fluid dynamics modelling will not be accepted.

When required

Required for development of a building of 10 storeys or more and any free standing buildings that significantly exceed the prevailing building heights in the immediate area.

Policy/drivers

• Policies D.DH6 and D.DH8 of the LBTH Local Plan 2031 (January 2020)
• London Plan (2016) Policy 7.7 Location and design of tall and large buildings
• National Planning Policy Framework and Planning Practice Guidance