Analysis of high mast light poles height and application scenarios

High mast light poles are a lighting facility widely used in large places such as urban roads, squares, ports, airports, etc. Their height is usually significantly higher than traditional street lamps, and they can achieve uniform lighting over a large area through a single lamp pole.

 

 I. Common height classification of high mast light poles

The height range of high mast light poles is usually 15 meters to 50 meters. The design needs to be adjusted according to the use scenario, lighting requirements, and environmental conditions. The following are several typical height classifications and their applicable scenarios:

 

1. 15-25 meters: urban roads and ordinary square lighting

- Features: high mast light poles of this height are commonly found in urban main roads, overpasses, ordinary squares, or parks. The lamp pole adopts a conical or polygonal steel structure, and multiple high-pressure sodium lamps or LED lamps are installed on the top to form a wide-angle lighting coverage.

- Advantages: The height of 15-25 meters can meet the road lighting needs (illuminance 30-50 lux) without increasing the installation and maintenance costs due to excessive height. For example, 20-meter high mast light poles are often used at bends or intersections on urban expressways to eliminate lighting blind spots.

 

2. 25-35 meters: highways and large transportation hubs

- Features: Highway service areas, toll stations, or large overpasses usually use high mast light poles above 25 meters. The structure of the light pole is more complex, and the wind load (such as resisting a level 12 typhoon) and earthquake resistance need to be considered.

- Advantages: The illumination range of the high pole lamp can reach 80-100 meters in diameter, reducing the density of the pole and avoiding visual fatigue of the driver due to frequent changes in light and dark. For example, the high-speed road sections around Shanghai Pudong International Airport use 30-meter high mast light poles to ensure night driving safety.

 

3. 35-50 meters: Port terminals and stadiums

- Features: Ultra-high high mast light poles are mainly used in large industrial areas, container terminals, or open-air stadiums. Such poles are often equipped with hydraulic lifting systems for easy maintenance; the lamp power is as high as 1000W or more, and a floodlight design is adopted.

- Advantages: A 50-meter high pole can cover an area with a diameter of more than 150 meters, meeting the high brightness requirements of port hoisting operations or sports events (illuminance of more than 200 lux). For example, the Qingdao Port container terminal uses 45-meter high mast light poles to ensure 24-hour operation lighting.

 

II. Core application scenarios of high mast light poles

The application scope of high mast light poles is closely related to their height, light source type, and lighting design. The following is an analysis of typical fields:

 

1. Urban traffic lighting

- Roads and overpasses: high mast light poles evenly illuminate the road surface and reduce shadows through lamps arranged symmetrically or asymmetrically on the top. For example, the Beijing Fourth Ring Road overpass uses 25-meter high mast light poles, with 12 400W LED lamps installed on each pole to achieve blind spotlighting.

- Tunnel entrances and toll stations: high mast light poles are used for transitional lighting to alleviate the problem of light and dark adaptation when drivers enter and exit tunnels.

 

2. Large public spaces

- Squares and parks: For example, Tiananmen Square uses 20-meter high mast light poles, and the lamps use golden tones, taking into account both functionality and landscape effects.

- Stadiums: Football fields and track and field stadiums require high-brightness, glare-free lighting. For example, the Bird's Nest Stadium uses 40-meter high mast light poles on the periphery, and the lamps have adjustable tilt angles to avoid direct light on the audience seats.

 

3. Industry and logistics

- Ports and airports: container terminals and aprons require high mast light poles to be resistant to salt spray corrosion and vibration. Lamps are usually IP66 protection grade, equipped with an intelligent dimming system to adjust brightness according to work requirements.

- Industrial parks: 30-40m high mast light poles are used in open-air storage areas or loading and unloading yards to ensure the safety of night operations.

 

4. Emergency and temporary lighting

- Disaster rescue sites: Mobile high mast light poles (15-20m in height) are equipped with generators, which can be quickly deployed in power outage environments to provide temporary lighting.

- Construction sites: high mast light poles are used as temporary lighting during construction to avoid the safety hazards of traditional scaffolding lamps.

III. Technical evolution and future trends of high mast light poles

With technological advances, high mast light poles are upgrading towards intelligence and energy saving:

1. Intelligent control system: remote dimming, fault monitoring, and energy consumption statistics are realized through Internet of Things technology. For example, in the Hangzhou smart city project, high mast light poles can automatically adjust the brightness according to the flow of people and vehicles.

2. New energy integration: Some high mast light poles are equipped with solar panels or wind turbines to form an off-grid power supply system suitable for remote areas.

3. Material innovation: Use aluminum alloy composite materials to reduce the weight of the lamp pole, or use a hot-dip galvanizing process to extend the service life to more than 25 years.

 

IV. Conclusion

The height design of high mast light poles is closely related to the application scenarios. From 15-meter urban roads to 50-meter port terminals, its core value lies in achieving efficient, safe, and economical lighting solutions through scientific light distribution and structural optimization. In the future, with the popularization of smart cities and green energy concepts, high mast light poles will demonstrate their irreplaceable role in more fields and become an indispensable "bright pillar" in modern infrastructure.