Archived: Interstate Technical Group on Abandoned Underground Mines
Fourth Biennial Abandoned Underground Mine Workshop
Real Time Monitoring of Subsidence Along Interstate I-77, Summit County, Ohio: Figure 9
Figure 9a. Photo of cable installation
Figure 9b. Photo of monitoring installation - access to the pavement surface allows monitoring of direction and depth of drilling
Figure 9c. Photo of angled boring head
Figure 9d. Photo of monitoring installation - crimping cable