PECL-2615 · LIC 0421009
Gold Creek 11-4 PSI
Gold Creek · Regional travel · Shallow groundwater, sloughing sidewalls
Class 2
LabActual spend
$268.4K
102% of $262K
Budget variance
$6.4K
+2.4% vs budget
Drilling cost per metre
$649
Cost per productive hour
$209
+5.5% vs Class 2 median
Metres per productive hour
0.90
148 m over 164 hrs
Analytical spend
$61.3K
112 samples · 16% rush
Consulting spend
$38.1K
232 hours logged
Non-productive time
19%
38 of 202 hrs
Project cost composition
Actual spend by cost class for this project.
Field and context metrics
- Boreholes
- 14
- Total metres
- 148 m
- Monitoring wells
- 5
- Productive hours
- 164
- Non-productive hours
- 38
- Average depth
- 10.6 m
- Drilling method
- Solid stem auger
- Travel classification
- Regional
- Complexity class
- Class 2
- Project lead
- Amy Chen
Budget against actual
By cost category, so the cause of variance is immediately obvious.
Efficiency against benchmark
Compared with the Class 2 illustrative range.
Illustrative benchmark
- Cost / productive hour
- $209
- Class 2 illustrative median
- $198
- Expected range
- $176 - $224
- Difference
- +5.5% vs median
Winter access, mixed till, 2-4 boreholes
Budget consumed
$268,400 of $262,000
Vertical concentration profile
F3 concentration against Tier 1 criteria, mg/kg.
Borehole depth profile
Completed boreholes by depth interval.
- 0-3 m26
- 3-6 m34
- 6-9 m21
- 9-12 m12
- 12 m +5
Analytical requests
eCOC submissions raised against this project.
| Request | Laboratory | Samples | Turnaround | Estimate | Status |
|---|---|---|---|---|---|
| eCOC-4812 | ALS - Calgary | 18 | Regular | $8,940 | Draft |
Decision status
Monitor
Confidence: High · Risk 41/100
Dissolved F2 stable across four monitoring rounds
- Hydrocarbons0.94×Review
- Metals0.19×Pass
- PAHs0.16×Pass
- Salinity0.61×Pass
- Vertical
- Closed at 4.5 m
- Lateral
- Delineated
- Exposure
- $208K