The area will be supplemented with signs and banners to guide the way, promptly handle bad road surface sections, and clean the environment around An Phu intersection.
The authorities also researched adjusting the traffic signal phases appropriately when allowing cars from Mai Chi Tho street to turn right on the branch road to go on the parallel highway.
The An Phu intersection project was started in December 2022. The project has a 3-storey design, is a different-level intersection with a 2-way underground tunnel connecting Ho Chi Minh City – Long Thanh – Dau Giay expressway with Mai Chi Tho street (Thu Thiem tunnel side), extending through the Mai Chi Tho – Dong intersection. Van Cong.
The cross-section size of the road section is 10-12 lanes, the tunnel section has 4 two-way lanes, and the overpasses have 2 lanes on each branch.
Currently, the HC1-1 underground tunnel is in the construction phase of the open tunnel segments. The construction unit is renovating Mai Chi Tho street to connect to D1 road, serving traffic organization before constructing closed tunnel segments at Dong Van Cong intersection.
The bidding package is expected to be completed in October. Closing the Dong Van Cong intersection to organize the simultaneous construction of 4 sections of closed tunnels and complete the entire bidding package on September 2 this year.