Our fleet of semi tankers and trucks safely transport biosolids to various disposal sites, including land application sites, landfills, or the Merrell Bros., Inc. Regional Biosolids Centers. Dewatered biosolids can also be safely transported in various units, including Trinity trailers, Alumatech trailers, dump trailers, roll-off boxes and more. We provide transportation services on both a maintenance/regular schedule time line or on an as-needed basis. All vehicles are licensed and owned by Merrell Bros., Inc.