Lim Sidenin, Secretary of State of the Ministry of Public Works and Transport, led a joint technical working group to inspect the technical specifications and monitor the progress of the construction of the third beltway. The team inspected the construction progress on May 26. According to the report of the General Department of Technology of the Ministry of Public Works and Transport, the progress of the construction of the third beltway has reached 73.70 percent. The project is scheduled to be completed before September next year. The Road Care Supervision Development Team of the General Department of Technology and the Department of Information Technology and Public Relations studied and understood the technical workflows that are being implemented on the main subsoil, prime coat, concrete floors and some other artistic structures as well. The also explored some of the experimental work that is being carried out in the field, including: Benkelman Beam Test, concrete sampling, concrete thickness test, concrete link cutting and concrete maintenance.