PECL-2609 · LIC 0455102
Chinchaga 8-30 Delineation
Chinchaga · Remote travel · Matting required, 140 km winter haul
Class 4
FieldActual spend
$742.5K
108% of $690K
Budget variance
$52.5K
+7.6% vs budget
Drilling cost per metre
$667
Cost per productive hour
$306
+4.9% vs Class 4 median
Metres per productive hour
1.16
402 m over 348 hrs
Analytical spend
$168.9K
262 samples · 24% rush
Consulting spend
$92.6K
512 hours logged
Non-productive time
27%
128 of 476 hrs
Project cost composition
Actual spend by cost class for this project.
Field and context metrics
- Boreholes
- 26
- Total metres
- 402 m
- Monitoring wells
- 9
- Productive hours
- 348
- Non-productive hours
- 128
- Average depth
- 15.5 m
- Drilling method
- Sonic
- Travel classification
- Remote
- Complexity class
- Class 4
- Project lead
- Jake Morrow
Budget against actual
By cost category, so the cause of variance is immediately obvious.
Efficiency against benchmark
Compared with the Class 4 illustrative range.
Illustrative benchmark
- Cost / productive hour
- $306
- Class 4 illustrative median
- $292
- Expected range
- $252 - $344
- Difference
- +4.9% vs median
Remote fly/barge, sour service, deep delineation
Budget consumed
$742,500 of $690,000
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-4821 | Bureau Veritas - Edmonton | 42 | Rush 3-day | $28,640 | Awaiting review |
Decision status
Delineate
Confidence: Medium · Risk 78/100
Salinity plume open laterally, vertical closure unproven
- Hydrocarbons0.88×Review
- Metals0.31×Pass
- PAHs0.22×Pass
- Salinity2.60×Exceed
- Vertical
- Unproven below 9 m
- Lateral
- Open on 3 of 4 boundaries
- Exposure
- $2.7M