The Dolph Briscoe Unit (DB) or Briscoe Unit is a Texas state prison located near the town of Dilley in Frio County, Texas.The unit opened in January 1992 and is named for former Texas Governor Dolph Briscoe.As of August 31, 2012 Briscoe Unit employs 258 people of which 178 are security related employees, 52 non security and 16 are employees of the Windham School DistrictOffenders in the unit may have access to literacy education, as well as adult education and GED courses through the Windham School District programs, as well as English as a second language, special education and pre-release courses.The unit also runs career and technology programs for inmates including: construction carpentry, electrical trades, landscape design, construction and maintenance.