Highways Constructed Under DBFOT Model in Karnataka Total Sixteen number of National Highway Projects have been awarded on Design, Build, Finance, Operate and Transfer (DBFOT) model in Karnataka. Thirteen number of National Highway Projects have been completed having aggregate length of about 840 km and Total Project Cost of about Rs. 6600 crore. This information was given by Minster of State for Road Transport and Highways, Shri Mansukh L. Mandaviya in a written reply to a question in the Rajya Sabha today.