Dali to Nanjian Expressway is an important part of the longitudinal channel in western Yunnan Province, and an important economic trunk line in Dali Prefecture. This project directly connects Dali City, Weishan County and Nanjian County in Dali Prefecture, which is an important economic trunk line of Dali Prefecture and an important carrier to realize the integration of Guanwei (Mountain) in Dali Prefecture.

Project name: Dali to Nanjian Expressway blasting vibration measurement Project;

Project location: Dali Prefecture, Yunnan Province;

Time: September 2021 - October 2021;

Monitoring factor: blasting vibration monitoring