Installation
 
1. Place footing logs parallel to stream. Space to match the width of the Envirospan Span modules. 2. Place Enviro Span modules on top of the footings. 3. Slide the connectors over the adjacent module flanges.
4. Cover the assembled Enviro Span with geotextile. 5. Build up backfill on both sides, compacting the native material with the excavator bucket. Cross over as soon as minimum fill cover is achieved. 6. Place rip rap as required and start using the crossing immediately.