A user satisfaction survey showed that 86% of export drivers and 28% of import drivers were satisfied with the infrastructure changes changes (OECD-WTO aid-for-trade monitoring exercise 2017, Public sector case story 80). Afghanistan, Iran and India recently finalized the trilateral transport and transit pact that regulates infrastructure improvement in the seaport of Chabahar, located on Iran's South-Eastern coast. India had previously invested USD 135 million to build the Zaranj-Dilaram highway connecting the Kabul-Herat Highway to Chabahar port, providing land-locked Afghanistan with access to the Arabian Sea and the Persian Gulf.