Introduction to street lighting

Comprehensive Guide to Street Lighting Requirements

Street lighting design must adhere to stringent technical, safety, and environmental standards to ensure functionality, energy efficiency, and compliance with legal regulations.

SunLumin provides more than 40 optics for each streeyt Application scenarios.

Road Classification & Lighting Levels and parameters:

Expressways/Highways: Main Roads:

Secondary Roads: Residential/Branch Roads:

Special Applications: Intersections; Pedestrian Zones:

Luminance (Lₐᵥ): Illuminance (Eₕₐᵥ):

Uniformity: Total Luminance Uniformity (U₀); Longitudinal Uniformity (Uₗ);

Glare Control: Threshold Increment (TI); Maximum Light Intensity (Iₘₐₓ);

Lighting Power Density (LPD); Luminous Efficacy;

Luminaire Placement:

Mounting Height: 12–15 m for expressways, 8–12 m for residential roads .

Spacing: 30–50 m for main roads, adjusted for road width and curvature .