Straight road: In the thirty-fifth year of Qin Shihuang (2 12 BC), Qin Shihuang ordered the construction of a road from Yunyang to Jiuyuan County, which was a straight road of Qin State, with a total length of more than 700 kilometers.
Equator: In 22 1 BC, Qin Shihuang unified the six countries, and the following year (220 years ago) ordered the construction of the equator with Xianyang as the center and leading to all parts of the country.
2. Different positions
Straight Road: Qin Zhi Road, located in Inner Mongolia Autonomous Region, Gansu Province and Shaanxi Province of People's Republic of China (PRC), is a traffic trunk road built in the Qin Dynasty.
Chidao: With Xianyang as the center, there are Dongfang Avenue (from Xianyang to Hanguguan, along the Yellow River via Dingtao in Shandong and Linzi to Chengshanjiao), Northwest Avenue (from Xianyang to Lintao in Gansu), Qin Chu Avenue (from Xianyang in Shaanxi to Wuguan, Nanyang in Henan to Jiangling in Hubei) and Chuanshan Avenue (from Xianyang to Bashu). ), and there are also new roads in the south of the Yangtze River, which reach Guilin, Guangxi in the southwest.
North Street, from Jiuyuan (now Baotou) to Jieshi, Hebei, along the Great Wall, and a 900-kilometer-long straight road connecting Yunyang (now Chunhua, Shaanxi) to Jiuyuan, and so on.
3. Different functions
Straight road: similar to today's highway.
Chidao: The emperor's driveway, ministers, people under the emperor, and even the relatives of the emperor and the country have no right to go. It was the most popular in Qin and Han dynasties, and it was stipulated that it was fifty paces wide and planted trees on both sides. Chidao is similar to today's national highway.
References:
Baidu encyclopedia-equator
References:
Baidu Encyclopedia-Yes