This is a total small business set-aside solicitation for underground utility locating services. The contractor shall furnish all labor, materials, supervision, equipment, and transportation to locate, identify, mark, and digitize underground utilities in CAD format. Services will be performed at the Beltsville Agricultural Research Center (BARC) and the U.S. National Arboretum (USNA) for areas designated by the Contracting Officer's Representative. The applicable NAICS code is 541370 with a small business size standard of $19.0 million. All responsible sources may submit a quotation for consideration.