Section-wise 4-Laning of the NH-37 (old), Stretch of which is Entrusted to NHIDCL,has been Divided as per the following Civil Work Packages (in reply to Unstarred Question on 6 April, 2022)
Source - RAJYA SABHA SESSION - 256 UNSTARRED QUESTION No 3931. Data Figures are in Km. National Highways and Infrastructure Development Corporation (NHIDCL).