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.
This drain is designed to naturally drain water away from your home, and this can work for many years without a problem. French drains count on gravity to drain properly. In some cases, the drains are not installed to slope downwards, and they fail to naturally drain water away the way they were intended.