A total expenditure of Rs 4.10 lakh crore has been made under Bharatmala Pariyojana Phase I (BPP-I) as on October 31, 2023, and the difference in actual project cost and normative cost is due to increase in cost of raw material and land acquisition, Parliament was informed on Wednesday. In a written reply to a question in the Rajya Sabha, Union Road Transport and Highways Minister Nitin Gadkari said Comptroller and Auditor General (CAG) has made observation about the increase in cost of Phase I of the pariyojana.