As plan, the bid documents issuance is scheduled to last until July.
After that, the Ministry of Transport will conduct the selection of investors for the North-South expressway projects via bidding.
The Ministry of Transport will use 100-point scale grading methods for the prequalification applications to assess investors' capacity and experience.
Of which, the financial capacity of investors accounts for 60 percent of the total points, the capacity of investors' experience accounts for 30 percent of the total points and project implementation of investors occupies 10 percent of the total points.