Corridor Lighting Calculator
Commercial & Industrial

Corridor Lighting Calculator

Design lighting for hallways, corridors, and egress paths. Calculates fixture count, spacing, and compliance with IESNA and NFPA standards for different occupancy types.
Corridor Dimensions
Length 120 ft
Width 6 ft
Ceiling Height 9 ft
Occupancy Type
Fixture Type
Mounting: Recessed / Surface
Controls
Results
Corridor area—
Target illuminance—
Fixtures required—
Fixture spacing—
Max spacing (1.5×MH)—
Total wattage—
Power density (LPD)—
ASHRAE 90.1 corridor—
Energy savings (controls)—
—
fixtures
Count
—
ft OC
Spacing
—
W/ft²
Power density
—
fc avg
Illuminance
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The calculators and tools on LightingCalc.lighting are provided for general guidance and informational purposes only. Results are estimates based on standard formulas and the values you enter — they do not constitute professional engineering, electrical, or architectural advice. Always verify calculations with a qualified professional before making decisions for any safety-critical, code-compliance, or commercial application. LightingCalc.lighting makes no representations or warranties as to the accuracy or completeness of any result, and accepts no liability for errors, omissions, or any outcomes arising from reliance on this information.