4 (Four) laning of Sangli - Solapur (Package- III: Watambare to Mangalwedha) Section of NH-166 from existing Ch. km 272.394 to Ch. km 314.969 (Design Ch. km. 276.000 to Ch. km. 321.600) of length 45.600 km in the State of Maharashtra on Hybrid Annuity Mode.