1.2 KiB
1.2 KiB
id, aliases, title, tags, dg-publish, date-created, daily, weekly, monthly, quarterly, yearly
| id | aliases | title | tags | dg-publish | date-created | daily | weekly | monthly | quarterly | yearly | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-03-29T16:01:12-04:00 | 2026-03-29 16:01:12 |
|
true | 2026-03-29T16:01:12-04:00 | 2026-03-29 | 2026-W13 | 2026-03 | 2026-Q1 | 2026 |
2026-03-29 16:01:12
AACE Estimate Classification
Association for the Advancement of Cost Engineering (AACE)
AACE International Recommended Practice No. 18R-97
| Estimate Class | Expected Accuracy (Low) | Expected Accuracy (High) |
|---|---|---|
| Class 5: Concept Screening | -20% to -50% | +30% to +100% |
| Class 4: Study or Feasibility | -15% to -30% | +20% to +50% |
| Class 3: Budget, Authorization, or Control | -10% to -20% | +10% to +30% |
| Class 2: Control or Bid/Tender | -5% to -15% | +5% to +20% |
| Class 1: Check Estimate or Bid/Tender | -3% to -10% | +3% to +15% |
