# Hanoi–Haiphong Expressway

Hanoi–Haiphong Expressway (Vietnamese: Đường cao tốc Hà Nội - Hải Phòng, labelled CT.04) is one of Vietnam's controlled-access highways, running for 105.5 kilometres (65.6 mi) connecting Hanoi to Haiphong. It runs nearly parallel to National Route 5 and Hanoi–Haiphong railway. The expressway is a major freight corridor for Vietnam's Northern Pivotal Economic Region as well as the Kunming-Hanoi-Haiphong Economic Corridor. It is abbreviated as CT.04.
The six-lane expressway was developed under build-operation-transfer contracts. The construction of the expressway was started on 2 February 2009 and finished on 5 December 2015. This road allows people to drive up to 120km/h.
The West end of the expressway is at the north of Thanh Trì Bridge in Hanoi and the East end at Đình Vũ Dike in Haiphong.

## Route details
### Lanes

* 6 lanes + 2 emergency lanes

### Distance

* 105,5 km

### Speed limit

* Max: 120 km/h, Min: 60 km/h
** 2 fast lanes: Max: 120 km/h, Min: 80 km/h
** Slow lane: Max: 100 km/h, Min: 60 km/h

### Bridge on route

* 9 large overpasses, 21 medium overpasses, 22 overpasses and underpasses on residential roads.

## List of interchanges and features

* IC - interchange, JCT - junction, SA - service area, PA - parking area, BS - bus stop, TN - tunnel, TB - toll gate, BR - bridge
| No. | Name | Dist. from Origin | Connections | Notes | Location | Location |
| Connects to Co Linh Street |||||||
| 1 | IC Cổ Linh | 0.0 | ( AH1 National Route 1) Ring Road 3 | Start of the route | Hà Nội | Long Biên |
| 2 | JCT Vin City | 4.0 | Nguyễn Quý Trị street Vinhomes Ocean Park | Exit: Hanoi Join: Haiphong | Hà Nội | Gia Lâm |
| BR | B-01 | ↓ | | Cross the Bac Hung Hai canal | Hà Nội – Hưng Yên boundary | Hà Nội – Hưng Yên boundary |
| 3 | JCT Văn Giang | 11.0 | Tô Quyền street Vinhomes Ocean Park 2 and 3 | | Hưng Yên | Văn Giang |
| TG | Toll Gate (Hanoi) | 12.7 | | | Hưng Yên | Văn Giang |
| 4 | IC Ring road 4 | | Hanoi Ring Road 4 | Under Construction | Hưng Yên | Văn Giang |
| 5 | IC Yên Mỹ | 21.0 | Chợ Bến – Yên Mỹ National Route 39 | | Hưng Yên | Yên Mỹ |
| SA | V23 Hưng Yên Service Area | 24.3 | | | Hưng Yên | Yên Mỹ |
| 6 | IC Ân Thi | | National Route 38 | Under Construction | Hưng Yên | Ân Thi |
| BR | Bãi Sậy Bridge | ↓ | | | Hưng Yên – Hải Dương boundary | Hưng Yên – Hải Dương boundary |
| 7 | IC Bình Giang | | Provincial Road 392 | Under Construction | Hải Dương | Bình Giang |
| BR | Cầu Ô Xuyên | ↓ | | Cross the Bac Hung Hai canal | Hải Dương | Gia Lộc |
| 8 | IC Gia Lộc | 49.0 | National Route 38 | | Hải Dương | Gia Lộc |
| SA | V52 Hải Dương Service Area | 53.0 | | | Hải Dương | Gia Lộc |
| 9 | IC Thanh Hà | | Provincial Road 390 | Under Construction | Hải Dương | Thanh Hà |
| BR | Thái Bình Bridge | ↓ | | Thái Bình river pass | Hải Dương – Hải Phòng boundary | Hải Dương – Hải Phòng boundary |
| 10 | IC An Lão | 74.0 | National Route 10 | | Hải Phòng | An Lão |
| SA | V77 Hải Phòng Service Area | 76.6 | | | Hải Phòng | An Lão |
| 11 | IC CT.08 | | Ninh Bình – Hải Phòng | Planned | Hải Phòng | Dương Kinh |
| TG | Toll Gate (Haiphong) | 94.6 | | | Hải Phòng | Dương Kinh |
| 12 | IC Dương Kinh | 95.0 | Provincial Road 353 | | Hải Phòng | Dương Kinh |
| BR | Lạch Tray Bridge | ↓ | | Lạch Tray river pass | Hải Phòng | Dương Kinh – Hải An boundary |
| 13 | IC Tràng Cát | 98.7 | Đình Vũ – Cát Hải Bridge Tân Vũ - Lạch Huyện street | | Hải Phòng | Hải An |
| 14 | IC Bạch Đằng Bridge | 104 | Hải Phòng – Hạ Long – Vân Đồn – Móng Cái | | Hải Phòng | Hải An |
| 15 | IC Đình Vũ | 105 | Provincial Road 356 | End of the route | Hải Phòng | Hải An |
| 1.000 mi = 1.609 km; 1.000 km = 0.621 mi Proposed Incomplete access Route transition Unopened ||||||||