Department of Roads (DoR) had been established along with Department of Building after splitting from Public Works Department (PWD) in 2027 B.S.
Mr. Dipti Jung Thapa became the chief Engineer of DoR and served as such from 2027 till 2032 BS.
During Rana regime, there was a road office named "Bato Kaj Goshwara" and"Chhembhadel Adda" for construction & maintenance of Civil Engineering works. There were branch offices such as "Banaune Adda" for other parts of the country. Then "Naya Bato Kaj Goshwara" and "Purano Bato Goshwara" were established for new construction and maintenance works respectively. An army unit called "Samarjung" used to carry out the routine maintenance under the"Purano Bato Kaj Goshwara".