Chapter V – Roads, sandpits and forest infrastructures
Division III – Bridge, culverts, removable structures and rudimentary structures
§5. Special provisions applicable to bridges or culverts with an arch
Despite sections 103 to 106, a bridge or a culvert with an arch may be installed on a crossing site, on the conditions provided for in section 108, regardless of the slope of the watercourse and whether or not the flow of fish must be ensured.
- To ensure the free flow of water
- To avoid disturbing the bed of a lake or watercourse
- To ensure the lifespan of a road, bridge or culvert
The decision tree below can be used to decide on the type of structure that must be installed to cross a watercourse.