Project Brief
The project entails Improvements at ground level including construction of underpass and construction of elevated highway in Electronic City section and HTMS in Km 8.765 and Km 33.130 of NH-7. The elevated section runs close to 10 km and is intended to relieve the intensity of traffic plying on the stretch. This was one of the longest elevated corridors in India.
Client : NHAI
The Elevated Highway consists of different areas to be illuminated as per NHAI requirements. The areas to be illuminated are-
Particulars | Locations | ||||
Elevated Highway | Recessed Lights in Segments for GL Road | Service Road at GL | Underpasses (6 nos) (*) | ||
For Bridge Deck | For GL Carriageways | ||||
Height of Luminaires | 9.0 M | 3.0 M (above Elevated Deck) | Variable | Variable | --- |
Spacing of Poles | 34 m c/c on each side | 34 m c/c on each side | 34 m c/c on each side | 34 m | --- |
Wattage of Luminaires | 250 W HPSV | 250 W HPSV | 250 W HPSV | 250 W HPSV | 2 x 36 W CFL |
Average Illuminance | 40 Lux | 30 Lux | 20 Lux | 70 Lux | |
Minimum Illuminance | 18 Lux | 19 Lux | 8 Lux | --- | |
Uniformity | > 40 % | 19 Lux | > 40 % | > 60 % |
Particulars | For Bridge Deck | For GL Carriage Way and GL Road with Bottom of Bridge Deck (from GL) at | For Service Road at GL with Bottom of Bridge Deck (from GL) at | |
6-15 M | 6-10 M | 10-15 M | ||
Luminaire Cat. No. | WST 71250 | WHT 61250 | WST 71250 | WST 71250 |
Lamp Wattage & Type | 250 W HPSV-T | 250 W HPSV | 250 W HPSV-T | |
Mounting Arrangement | Opposite Pole Mounting on 9 M High Pole. | Under Bridge Deck (Opposite) | Opposite Pole Mounting at the Top of Bridge Deck on 9 M High Pole used for Illumination of Bridge Deck @ 3 Mtr Height | |
Length of Pole Bracket | 1.5 Mtrs | Not Applicable | 1.5 Mtrs | 1.5 Mtrs |
Angle of Tilt | 15 Degrees | 15 Degrees | 25 Degrees | 25 Degrees |
IP Protection for Luminaire | IP 66 | IP 66 | IP 66 | |
Type of Installation | Pole Mounted | Surface mounted on Pedestal | Pole Mounted | |
Spacing | 34 M c/c on each side | 34 M c/c on each side for 10M and above. 22M c/c on each side for 6-10M | 34 M c/c on each side | |
Average Illuminance | 43 Lux | 40 Lux | 28 - 29 Lux | 29 Lux |
Minimum Illuminance | 23 Lux | 18 Lux | 14 – 21 Lux | 22 Lux |
Uniformity of Installation | 0.537 | 0.452 | 0.50 – 0.71 | 0.743 |
We have proposed Uno range of Street Light luminaires to Main Carriage Way and Service Roads:
We have proposed specially developed and designed under deck luminaires for Main Carriage Way below elevated highway:
BETL is one of the first major and prestigious NHAI projects done by Wipro. Since then we have added various prestigious NHAI projects like NH3-Dhule stretch, NH-8 Kishangarh Beewar stretch to our portfolio making it an established player in Highway lighting.
With the addition of latest generation high performance street lighting products, Wipro continue to build its credentials.