Guangdong-Hong Kong-Macao Greater Bay Area, including Hong Kong Special Administrative Region and Macao Special Administrative Region, as well as Guangzhou, Shenzhen, Zhuhai, Foshan, Huizhou, Dongguan, Zhongshan, Jiangmen and Zhaoqing. Guangdong-Hong Kong-Macao Greater Bay Area enjoys superior geographical conditions, surrounded by mountains on three sides and three parallel rivers, with a long coastline, a good port group and vast sea areas. The economic hinterland is vast, and the Pan-Pearl River Delta region has a land area of about 1/5, a population of 1/3 and an economic aggregate of 1/3.
The Pearl River Delta, where nine cities in mainland Guangdong-Hong Kong-Macao Greater Bay Area are located, used to be called the Guangdong Plain, or "Pearl River Delta" for short. It is located in the south-central part of Guangdong Province, bordering the South China Sea. It is a composite delta formed by the three tributaries of the Pearl River, Xijiang River, Beijiang River and Dongjiang River, which are jointly alluvial in Shuigu Bay. Located in the south of the Tropic of Cancer, it is the largest alluvial plain in the south subtropical zone of China.
Located to the east of the Pearl River Estuary, the Hong Kong Special Administrative Region consists of Hong Kong Island, Kowloon Peninsula, inland areas of the New Territories and 262 large and small islands. The Macao Special Administrative Region is located to the west of the Pearl River Estuary, including Macao Peninsula, Taipa Island and Coloane Island, with a total area of 55,900 square kilometers.
Transportation:
1, Humen Bridge, located in the middle of the Pearl River Delta in Guangdong Province, crosses Shiziyang Waterway on the main stream of the Pearl River. The total length of the bridge is 15.76 km, the main bridge is 4.6 km, and the main span is 888 m. The single-span simply supported suspension bridge with two hinges is a flat closed streamlined steel box girder with a width of 35.6 m, six lanes in both directions, and a car isolation belt of 1.5 m is set in the center.
2. Shenzhen Bay Bridge is a highway bridge connecting the eastern end of Shekou, Shenzhen and Okanshi, Yuen Long, Hong Kong, also known as the "Shenzhen-Hong Kong Western Corridor", which was opened on July 2007 1. The total length is 5545 meters, of which Shenzhen side bridge is 2040 meters long, Hong Kong section is 3505 meters long, and the bridge deck is 38.6 meters wide. There are 457 piles in the whole bridge, with * * * 12 pairs of stay cables arranged asymmetrically. Steel box girder cable-stayed bridge with single tower and single cable plane is the widest and highest standard highway bridge in China.
3. Huangpu Bridge was completed and put into use in June 65438+February 65438+June 2008. It is a sea-crossing bridge and a river-crossing bridge, which is located on the west side of Lion Ocean in the Pearl River, connecting Huangpu District and Panyu District in Guangzhou, shortening the time for cars to cross the river from the eastern inland of the Pearl River Delta to the west bank to 10 minute.
The above contents refer to Baidu Encyclopedia-Guangdong-Hong Kong-Macao Greater Bay Area.