Localised crossing for exceptional transport in Mayenne(53)

Certain particular points on an exceptional transport route are likely to hinder or even prevent the passage of a convoy with the risk of damage.These particular points, known as crossings, are typically works of art, gantries, traffic lights and other vertical elements such as decorations or overhead cable passages, etc. These crossings are located, recognised and validated by prefectural decrees, on the basis of prior agreements with each of the managers concerned. Special requirements complement the general requirements applicable to the crossing by exceptional transport convoys超限运输（exceptional transport）路线上的特定点位，极易阻碍甚至完全阻断运输车队通行，且存在引发货物损毁的风险。这类特定点位被称为通行障碍点（crossings），通常包括艺术装置、龙门架、交通信号灯，以及装饰性构筑物、架空线缆通道等各类垂直构件。该类通行障碍点的划定、认定与核验均以地方行政政令为依据，且需提前与所有相关管理方达成一致协议。超限运输车队通行该类障碍点时，需在通用通行要求的基础上额外满足专项作业要求。