An Early Written Proof of Route of Tongji Canal Built in Sui Dynasty

The Luo River,which used to be part of the Tongji Canal,?now flows through the historical site of the Luoyang City established in the Sui and Tang dynasties.

Study on ecological restoration allocation along Jiping Canal of East Route of South-to-North Water Transfer Project;

The Sui Dynasty Grand Canal s important projects——Tongji ditch and Yongji ditch;

Research on vertical seepage cutoff of channel slope of Jiping main canal in east route of south-to-north water diversion project

(1)According to the engineering geology, hydrogeology, temperature and operating conditions of Jiping Main canal, this research offers new materials and techniques of utilizing anti-seep, preventing frost heaving, and decompress