Department for Education Guidance


Technical Annex 2E: Daylight and Electric Lighting (May 2019 Update)


The department for education updated the requirements for schools in May 2019 including more detailed performance criteria for the space and the luminaires used.


Table 3 Interior Horizontal and Cylindrical Illumination Criteria HORIZONTAL ILLUMINANCE


TYPES OF SPACE (AS DEFINED IN TABLE 1)


Em


Primary basic teaching area; primary libraries


Secondary General Teaching spaces; group rooms; secondary practice rooms and study areas


Secondary practical spaces (where higher lighting level is needed); D&T preparation; science preparation rooms


Secondary libraries Darkrooms (1) Ix 300 300 Uo 0.6 0.6 Task height (m) 0.55 0.70 Ez Ix 150 150


ILLUMINANCE (WP HEIGHT 1.2M)


Uo 0.1 0.1 CYLINDRICAL GLARE UGRL 19 19


500 300


200 for shelving


200 0.6 0.6


0.6


0.85 0.7 On vertical edge of books 0.85


150


0.1


19


150 50


0.1 0.1


TYPES OF SPACE (AS DEFINED IN TABLE 1)


Em


Sensory rooms (2) Control rooms


Dining and social areas Halls, studios and PE spaces Sports halls


Staff and administration area (including reception area)


Storage (excluding science preparation); other kitchen areas


Kitchen preparation areas Circulation


Toilets and hygiene rooms; changing rooms


Plant areas (including server room) HORIZONTAL ILLUMINANCE Ix


200 300 200


300


200 for shelving 500


switchable to 300


300 100


500 100


100 200


Uo 0.6 0.6 0.4


0.6 0.6 0.6 0.4


0.6 0.4


04 0.4


Task height (m) 0


0.7 0.7


0 (0.7 for exams) 0 (0.7 for exams) 0.75 0


0.9 0


0 0


ILLUMINANCE (WP HEIGHT 1.2M)


Ez Ix 50


150 50


100 100-150 50 - - 50 - -


Uo 0.1 0.1 0.1


0.1 0.1 0.1 - - 0.1 - - CYLINDRICAL


19 19


GLARE


UGRL 19 19


22 19 22 19 25


22 25


25 22


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