Daylight & Sunlight
Hawkins can offer a range of services to assist the developer and architect. They include:
- Daylight/Sunlight impact assessments for planning applications
- Overshadowing assessments of outdoor amenity space
- Daylight/Sunlight calculations for basements and other developments with limited lighting
- Daylight calculations for the Code for Sustainable Homes and BREEAM
- Development potential - maximum building envelope assessments
- Daylight distribution analysis
Daylight and Sunlight Assessment Reports are more commonly being required for planning applications in areas where developments are situated close to windows and out door amenity spaces. Nick Hawkins, managing director of Hawkins Environmental, is one of the most experienced daylight/sunlight assessors currently working in the UK.
Hawkins Environmental have considerable experience in daylight and sunlight impact assessments, using the methodology within the Building Research Establishment (BRE) Report 209, "Site layout planning for daylight and sunlight - 2011 Edition" by PJ Littlefair. The BRE Guidelines is accepted methodology for assessing daylight and sunlight and is highly complex. Hawkins have experience in conducting both hand calculations using the Waldram Diagrams, suitable for extensions and small developments, as well as computerized calculations using RadianceIES and Suncast software for larger developments. In addition, we can calculate Average Daylight Factors, Vertical Sky Components, or whatever parameter is required to achieve our client's goals.
Code for Sustainable Homes - HEA 1 Daylight Calculations
Hawkins Environmental are able to provide full assessment services to gain credits for the Daylighting elements of both the Code for Sustainable Homes and BREEAM.
Hawkins Environmental is able to give advice and assistance at every stage of the development process, from design advice, to calculation of the Average Daylight Factors and positions of the No-Sky Line, to recommending changes to the design to achieve extra credits. Hawkins Environmental can help gain you credits which will improve your development, reduce carbon emissions and improve people's lives.