Census information for Amherst (Buffalo County, State of Nebraska). Contains: population counts from the 2010 Census and estimated counts up to 2016, Population Rings and much more.
Please try again later. This is the end point of a 70ft french drain constructed with 6in Multi-Flow product encased in coarse sand. The water is flowing into a 4inch PVC pipe via a tee connection. There is already some flow in the 4inch PVC from the upstream downspout lines that run under the french drain line. 1  Film & Animation.
A French drain is not intended to replace existing surface water drains. However French drains are useful where water tends to build up against walls and buildings. They allow the water to seep away into the ground rather than affecting the stone or brick of the building or walls they are protecting.