Manual for Abandoned Underground Mine Inventory and Risk Assessment
Forms of Monitoring | Different Stages of Site Monitoring | ||||
---|---|---|---|---|---|
Before Priority Site Investigations | After Priority Site Investigations | ||||
During Construction Document Development | During Remediation Construction | Post Remediation Construction | |||
I. Visual | |||||
- Driving | M | M | S | M | |
- On the Ground: Particular Features | M | M | M | M | |
- On the Ground: Ground Photography | M | S | S | S | |
II. Non - Intrusive | |||||
- Profilometer | M | M | S,T | M | |
- Dynaflect | |||||
- FWD | M | S | S,T | M | |
- HWD | |||||
- Ground Survey Techniques | M | M | S | M | |
- Aerial Photography: Conventional (B/W & Color) |
M | M | |||
- Aerial Photography: Infrared (B/W & Color) | M | M | |||
- Surface GPR | S | S | S | ||
- Other ** | |||||
III. Intrusive (Borings Required) | |||||
- Borehole GPR | S | ||||
- TDR | S | S | S | ||
- Slope Inclinometer | |||||
- Borehole Seismic | |||||
- Borehole Camera | S | S | |||
- Piezometers | S | S | S | ||
- Observation wells | S | S | S |
Notes:
"M" indicates a general monitoring guideline for the site group
"T" indicates where traffic is maintained during construction
"S" indicates determined on a site specific basis
** Other forms of monitoring may be specified on a site-by-site basis as needed.
See Table 5.2 for Listing of "Other forms of Monitoring."
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