USPS ZIP 57799
Spearfish · Lawrence County, SD
ZIP Code 57799 Construction Cost Estimating & Crew Wage Index (Spearfish, SD)
Bid-ready CSI MasterFormat Divisions 01–48 material takeoffs and labor cost estimates calibrated directly to postal code 57799 in Spearfish, Lawrence County, South Dakota. Delivered in unlocked Excel + color PDF takeoff layers within 24–48 hours, flat fee from $80.
ZIP 57799 Calibration Card
- Jurisdiction
- Lawrence County
- ZIP Labor Index
- 83.1
- Material Freight Index
- 99.6
- Composite Multiplier
- 0.91x (90.5)
- Coordinates
- 44.4958, -103.8703
ZIP 57799 (Spearfish, SD) Burdened Trade Labor & CSI Assembly Rates
Calibrated for Predominantly Open-Shop / Right-to-Work bidding in Lawrence County (83.1 labor factor).
| CSI Division | Trade & Benchmark Assembly | ZIP 57799 Crew Rate | ZIP Installed Unit Cost | Flat Takeoff Fee |
|---|---|---|---|---|
| Div 26 | Commercial Electrical Distribution & LED Package | $65.23/hr | $17.74/SF | From $85 |
| Div 23 | Packaged VAV RTU + SMACNA Galvanized Ductwork | $62.16/hr | $20.27/SF | From $85 |
| Div 22 | Cast-Iron DWV + Type L Copper Domestic Plumbing | $63.32/hr | $8.87/SF | From $85 |
| Div 03 | 4,000 PSI Footings & Slab-on-Grade w/ Grade 60 Rebar | $53.93/hr | $215.39/CY | From $80 |
| Div 05 | A992 Wide-Flange Structural Steel + Metal Decking | $65.98/hr | $3846/TON | From $90 |
| Div 09 | Metal Stud Framing, Type X Gypsum & ACT Ceilings | $55.26/hr | $9.28/SF | From $80 |
| Div 31 | 3D GPS Mass Grading, Trenching & Select Structural Fill | $59.92/hr | $31.22/CY | From $95 |
SD Building & NEC Code Notes
State Electrical & Plumbing Commissions statewide + municipal 2021 IBC adoption in Sioux Falls and Rapid City.
Site & Environmental Scope Factors
54–60 inch frost depth, Pierre shale expansive soil remediation, Black Hills granite excavation, and winter concreting.
Prevailing Wage Rules in ZIP 57799
No state prevailing wage statute; federal Davis-Bacon drives massive Ellsworth AFB defense construction.
Order a ZIP 57799 Takeoff in Any of Our 22 CSI Trade Divisions
General Construction
Electrical
Mechanical
HVAC
Plumbing
MEP Combined
Fire Protection
Concrete
Masonry
Structural Steel
Carpentry & Wood
Roofing & Siding
Drywall & Insulation
Flooring
Painting & Coatings
Doors, Windows & Glazing
Excavation & Sitework
Civil & Infrastructure
Landscaping & Hardscape
Specialty & Technology
Demolition & Restoration
Industrial & Process