《资治通鉴·陈纪·陈纪十》
隋文帝因为渭河多沙，河水深浅不固定，漕运的丁役深以为苦，六月，壬子，下诏令太子左庶子宇文恺率领民工开凿渠道，引渭水，自新都大兴城向东直到潼关，共三百余里，名叫 广通渠 。
隋主以渭水多沙，深浅不常，漕者苦之，六月，壬子，诏太子左庶子宇文恺帅水工凿渠，引渭水，自大兴城东至潼关三百馀里，名曰广通渠。
Emperor Wen of Sui ordered the Minister of the Left, Yuwen Kai, to lead the people to dig a canal due to the sand, variable water depth, and suffering of the people in the Wei River in June. The canal was more than 300 miles long from Daxing City in Xindu to Tongguan in the east and was named Guangtong Canal.