The project involves four-laning of the 78.94 km Sahebganj-Areraj-Bettiah stretch of NH-139W under the Hybrid Annuity Mode, with a 15-year O&M period
​The project involves four-laning of the 78.94 km Sahebganj-Areraj-Bettiah stretch of NH-139W under the Hybrid Annuity Mode, with a 15-year O&M period by Soban News (international And National News)
