A fence( A) is secured towards the bottom with common concrete L Stones(E), and the increasing high to the opposite of the collector leads to a valve function in the river bed. The garbage can be easilyremoved due to the collector (B) and the Container (C) above the water. Due to the fact you have a road directly beside the river you can use a crane (D) to exchange the container if it is full. So the force of the Water (F) is diveded and guided. An B can be an new standard type of interceptor. The iron, fence and all could remain the same as on ocean cleanup guatemala.
![Skizze](http://privat.me-xx.de/Bilder/riverInterc.png)