💡 External Lighting Assessment
Assess external lighting impact using ILP GN01 guidance and CIE standards for planning applications. Includes zone compliance, upward light ratio assessment, and bat ecology lighting guidance.
ILP GN01 environmental classification
Total fixture count
Per fixture; LED typically 5000-15000 lm
Distance from ground to luminaire centre
Closest residential window or occupied space
Percentage of light emitted above horizontal (0-90 degrees)
ILP GN08 bat guidance applies
Affects light distribution efficiency
Calculating lighting assessment...