1 ฤดูกาล
6 ตอน
Engineering on the Edge - Season 1 Episode 5
Trask and his crew look for any critical issues on Foresthill Bridge in California, a vital escape route during wildfires; in Garden City, Kan., the team needs to inspect massive grain elevators where one spark could ignite a devastating explosion.
- ประเทศ : United States of America
- ประเภท : Documentary
- ผู้อำนวยการ :
- นักแสดง :
