National Highway Development Sector Investment Program

The $770 million appraisal estimate for 836 km of roads was overambitious given the 10-year time frame and the acknowledged low capacity of the NHA at appraisal. Project 1 design underestimated the security constraints to project preparation and implementation especially in Baluchistan which contained the largest proportion of project roads. Appropriate risks and assumptions were not adequately recognized by ADB until Project 2.