Storm system maintenance includes the inspections, routine maintenance, and post-damage repairs of inlets, collection basins, outfall structures, storm pipe, junction boxes, and manholes with the overall intent of ensuring that the system maintains its intended flow capacity. Drainage and Right - of - Way performs maintenance of the public storm system, with the exception of those within dedicated private or homeowner association-maintained drainage easements or under the jurisdiction of the U.S. Corps of Engineers or the Texas Department of Transportation. For more information on storm system maintenance, please contact 972.874.6400.