The Construction department is headed by Chief Administrative Officer (CAO/C).

As the name implies, this department undertakes all major construction activities like new lines, gauge conversion projects, doubling of existing lines, important bridge works, important signal telecommunication and electrical works, construction and major modifications to workshops and sheds, staff quarters, passenger amenities like foot over bridges, raising of platforms etc. 

CAO/C-II heads the construction organisation for Udhampur-Srinagar-Baramula Raillink(USBRL)project in Jammu & Kashmir.