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Новости компании о Selection of Weigh-in-Motion (WIM) Station Locations

Selection of Weigh-in-Motion (WIM) Station Locations

2026-05-26
Latest company news about Selection of Weigh-in-Motion (WIM) Station Locations

1. Site Selection
последние новости компании о Selection of Weigh-in-Motion (WIM) Station Locations  0 Prioritize locations on major freight routes with steady traffic flow and convenient law enforcement access:
последние новости компании о Selection of Weigh-in-Motion (WIM) Station Locations  1 National/provincial trunk highways, major county roads, expressway entrances/exits, provincial and municipal boundaries
Exits of large mining areas, ports, logistics parks, building material markets and other cargo sources.
последние новости компании о Selection of Weigh-in-Motion (WIM) Station Locations  1 Approaches ahead of large bridges and long tunnels (for structural protection of bridges and tunnels).
последние новости компании о Selection of Weigh-in-Motion (WIM) Station Locations  3 Locations to avoid: Urban downtown areas, sections with dense traffic signals, sharp curves and steep slopes.
последние новости компании о Selection of Weigh-in-Motion (WIM) Station Locations  4 General principle: Vehicles shall pass through at a constant speed on a straight and smooth road without braking, accelerating or lane changing.
2. Road Alignment (Critical for Measurement Accuracy)
(1)Horizontal Alignment
The station shall be installed on a straight road section, with a straight stretch of no less than 200 meters ahead and behind the detection zone.
последние новости компании о Selection of Weigh-in-Motion (WIM) Station Locations  5 Prohibited locations: Curves, ramps, overpass approaches and road diverging/merging sections.
(2) Pavement Smoothness
последние новости компании о Selection of Weigh-in-Motion (WIM) Station Locations  1 Within 35 meters ahead and behind the detection zone, the pavement roughness shall be within ±3 mm. No potholes, cracks or loose surface shall be present.
последние новости компании о Selection of Weigh-in-Motion (WIM) Station Locations  3 The density of asphalt or concrete pavement shall meet relevant standards. Pavement patches are not allowed, especially directly above sensors.
(3) Road Gradient
последние новости компании о Selection of Weigh-in-Motion (WIM) Station Locations  1 Longitudinal and transverse gradients shall both be no greater than 2% and keep uniform.
последние новости компании о Selection of Weigh-in-Motion (WIM) Station Locations  4 The gradient shall remain consistent for no less than 35 meters ahead and behind the detection zone; a minimum of 25 meters is acceptable under budget constraints. Sections at the bottom/crest of slopes or grade change points are strictly prohibited.
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