Lawrence has approximately 1,800 non-residential accounts, including roll-off services. Commercial services are provided through a variety of service types, depending on the character and volume of the trash. Rear-load dumpster service is provided for smaller volume generators and in areas where access is restricted. Higher volume generators are served by either front-load or roll-off services. Front-load container sizes range from four to ten cubic yards. Front load service is provided up to six times per week. Roll-off services are suitable for large quantity generators, compacted wastes, and construction materials.