Chang'an Street

Chang'an Street is an east-west axis of Beijing. It starts from Dongdan in the East and ends at Xidan in the West. Tian'anmen Square is located in the south of the center of Chang'an Street. Built in the Ming Dynasty, Chang'an Street is the main road for the construction of Beijing's Forbidden City, imperial city and inner and outer cities. Its name comes from Chang'an, a metropolis in the prosperous Tang Dynasty, which means long-term stability.

Chang'an Street

Chang'an Street is an urban trunk road connecting Dongcheng District and Xicheng District in Beijing, China. It is the east-west axis line across the capital city of China. It is also one of the famous streets in Chinese history

.

Chang'an Street was built in 1420. After years of renovation and construction, after the reform and opening up, the whole road section has gradually completed the modernization and upgrading

.

In the narrow sense, Chang'an Street starts from Dongdan intersection in the East and ends at Xidan intersection in the west, with a total length of 3.8 km (including the section at the junction of Tiananmen Square). Taking Tiananmen Square as the boundary, it is divided into East Chang'an Street and West Chang'an Street, of which East Chang'an Street is 1507 m long

The total length of West Chang'an Street is 1742 meters

The speed limit is 70 km / h

. The total length of Guangyi Chang'an Street is about 55 km. On the basis of East-West Chang'an Street, it covers other sections at both ends

From Shijingshan Road in the West

East to Baliqiao South Street

.

Located in the center of Beijing, China, Chang'an Street is famous for its long history and many national celebrations. It is known as "ten mile long street" and "the first street in China"

.

Historical evolution

ancient

In 1276 ad, Shuncheng Street in the capital city wall of Yuan Dynasty was built, starting from the former site of the east wall of the present inner city in the East and the former site of the west wall of the inner city in the west, with a total length of about 6.7 kilometers and a width of about 20 meters. It is the rudiment of modern Chang'an Street

.

In 1420, the Forbidden City was built. Due to the expansion of the Imperial City, the south wall of the inner city moved 2 li to the south. The original wall became a street, starting from Dongdan in the East and reaching Xidan in the west, with a total length of about 3.7 km

Chang'an is named after Chang'an, a metropolis in the prosperous Tang Dynasty

.

In 1652, Chang'an left gate and Chang'an right gate were changed into East Chang'an gate and West Chang'an gate respectively. East Chang'an archway (today's Dongdan) was built to the east of East Chang'an gate, West Chang'an archway (today's Xidan) was built to the west of West Chang'an gate. The road section from East Chang'an gate to Dongdan is called East Chang'an Street, and the road section from West Chang'an gate to Xidan is called West Chang'an Street

.

modern

Before the Qing Dynasty, Chang'an Street was only a dirt road; in 1905, East Chang'an Street was built into a ballast road; in 1907, West Chang'an Street was built into a ballast road

.

Up to the beginning of the 20th century, Chang'an Street started from chongwenmennei street in the East and xuanwumennei street in the west, but the East and West Chang'an streets were not connected because of the barrier of T-shaped square

.

In 1912, the red wall beside the left and right doors of Chang'an was demolished, Tiananmen Square was opened to the outside world, and the East and West Chang'an streets began to connect

.

In 1928, both East and West Chang'an streets were paved with asphalt pavement

.

In modern history, Chang'an Street was renamed. After the outbreak of the revolution of 1911, the section in front of Tiananmen Gate of Chang'an Street was renamed Zhongshan Road. Later, Yuan Shikai renamed the West Chang'an Street Fuqian street. During the Anti Japanese War, the Japanese invaders changed the name of East Chang'an Street to East sanzuamen street and West Chang'an Street to West sanzuamen street

.

In 1940, two openings were opened in the walls at the East and West ends of Chang'an Street, ending the history that there was no avenue at the East and West ends of Chang'an Street, but the two ends were only alleys

.

modern

In 1950, Changan Avenue was built, starting from Dongdan intersection in the East and ending at the east entrance of Fuqian street in the west, with a total length of 2.4 km. A new road with a width of 15 meters was built to the northeast and south of Nanhe

.

In 1952, to meet the needs of the National Day parade and traffic diversion, the East and West gates of Chang'an Street were demolished

.

In August 1954, Chang'an Street demolished the West Chang'an archway and the East Chang'an archway

.

From May to November 1956, the West Road of Chang'an Street was opened, and a 35 meter wide asphalt road from Xidan to Fuxingmen was built

.

In 1959, Chang'an Street, which starts from Jianguomen in the East and ends at Fuxingmen in the west, was widened to 35-80 meters

.

By 1959, Chang'an Street had basically completed the road opening and widening, and began to enter the development stage of building construction on both sides

Changan Street extends to Fuxingmen in the West and Jianguomen in the East, with a total mileage of 6.7 km

.

From 1960s to 1970s, influenced by the social environment at that time, the construction of Chang'an Street was at a standstill

.

After the reform and opening up, with the expansion of Beijing urban area, Chang'an Street continues to expand to the East and West

.

In August 1998, in order to celebrate the 50th anniversary of the people's Republic of China, the section from Gongzhufen to DABEIYAO in Chang'an Street was renovated, and more than 3000 advertising plaques along the line were removed

.

In 2000, Chang'an Street was planned to extend from Shougang plant in Shijingshan District in the west to TongZhou town in Tongzhou District in the East

.

On August 25, 2009, Chang'an Street completed a major repair project from Lishi road to Sihui overpass, which made Chang'an Street build a two-way 10 Lane pavement for the first time

From September 30 to September 1, in order to celebrate the 60th anniversary of the people's Republic of China, the section from nanlishi road to Sihui interchange of Chang'an Street was renovated

.

On August 16, 2015, in order to welcome the military parade of the 70th anniversary of the victory of the Anti Japanese War, Beijing redesigned the sidewalk guardrail between Fuxingmen and Jianguomen in Chang'an Street

.

On May 31, 2016, the overhaul project of the section from Wukesong to Gucheng street in the west section of Chang'an Street was fully started and completed in mid July of the same year

.

By 2019, Chang'an Street will upgrade and reconstruct the road facilities and landscape facilities along the line from time to time

.

Line design

Route direction

Chang'an Street is a straight line with a complete East-West trend. It is the east-west axis of the main urban area of Beijing. Taking Tiananmen tower as the midpoint, it is divided into East and West sections. The West Chang'an Street starts from Xidan intersection in the West and ends at the south of Tiananmen tower in the East; the East Chang'an Street starts from the south of Tiananmen tower in the West and ends at Dongdan intersection in the East. The West Chang'an Street extends westward to Lianyu bridge and eastward to TongZhou bridge, passing Shijingshan District, Haidian District, Xicheng District, Dongcheng District, Chaoyang District and Tongzhou District from west to East

. The extension of West Chang'an Street starts from Shijingshan Road

, Fuxing Road

The extension line of East Chang'an Street consists of Jianguomen inner street, Jianguomen outer street, Jianguo Road and Baliqiao South Street

. On September 29, 2019, the west end of Chang'an Street will be extended to Shidan road in Mentougou District and reach Mentougou District

.

Interworking of lines

Line parameters

As of September 26, 2019, the total mileage of Chang'an Street is 55 km

The maximum width of red line is 120m

The road width is 47 to 80 meters

.

supporting facilities

Lighting

In 2014, in addition to improving conventional street lamps, red lanterns with LED lights were installed on Huadeng, and Chinese knots were installed on lamp posts in some sections of Changan Street

.

● driveway

In 2015, the bus lane of Chang'an Street was set up as a passing area. When social vehicles cross the bus lane and enter the right turn lane, they can pass through the yellow dotted line area

.

● guardrail

In 2016, Changan Street adopted the Chinese style element guardrail, the unit fence along the line was removed, and the green space was opened

Overhead power lines entering the ground in the Fifth Ring Road of Beijing

.

Greening

In 2016, Chang'an Street started the largest greening transformation in nearly 10 years. The roadside trees along the line have taken comprehensive rejuvenation measures, and the style of garden facilities such as road teeth and fences has been unified for the first time. The scope of greening transformation starts from Mentougou Sanshi road in the West and ends at Songliang road in Tongzhou District in the East, mainly including planting, Green Road teeth, green fence, pavement, landscape sketch, etc. The 13km section between China trade bridge and Xinxing bridge is the core section of Chang'an Street, including Xinxing bridge, Fuxingmen bridge, Jianguomen bridge and Guomao Bridge, with a total green area of 61 hectares on both sides

. As of March 3, 2017, 15490 meters of railings have been removed, 1973 trees have been planted, 5843 trees and shrubs have been rejuvenated, 11322 meters of railings have been newly installed, 3889 meters of Road teeth, 564 meters of retaining walls and 700 sets of tree pool gratings have been installed

.

Access

In 2017, Chang'an Street will build a traffic green wave belt to improve road traffic efficiency

Signs such as "comity to pedestrians" and "speed limit 70" are set at some intersections

.

Operation

Traffic matters

Chang'an Street is an extremely important national defense highway, which will be temporarily closed during special periods. It is necessary to know the traffic control notice issued by relevant departments in advance

.

traffic flow

As of 2004, the average daily traffic volume of Chang'an Street was nearly 150000 vehicles, and the traffic volume in some peak hours was 11000 vehicles

.

As of 2012, the average daily traffic volume of Chang'an Street has reached 124789 vehicles, with an average of 1

Chinese PinYin : Zhang An Jie