USPS ZIP 29403
Charleston · Charleston County, SC
ZIP Code 29403 Construction Cost Estimating & Crew Wage Index (Charleston, SC)
Bid-ready CSI MasterFormat Divisions 01–48 material takeoffs and labor cost estimates calibrated directly to postal code 29403 in Charleston, Charleston County, South Carolina. Delivered in unlocked Excel + color PDF takeoff layers within 24–48 hours, flat fee from $80.
ZIP 29403 Calibration Card
- Jurisdiction
- Charleston County
- ZIP Labor Index
- 85.8
- Material Freight Index
- 99.7
- Composite Multiplier
- 0.92x (92.1)
- Coordinates
- 32.7976, -79.9493
ZIP 29403 (Charleston, SC) Burdened Trade Labor & CSI Assembly Rates
Calibrated for Predominantly Open-Shop / Right-to-Work bidding in Charleston County (85.8 labor factor).
| CSI Division | Trade & Benchmark Assembly | ZIP 29403 Crew Rate | ZIP Installed Unit Cost | Flat Takeoff Fee |
|---|---|---|---|---|
| Div 26 | Commercial Electrical Distribution & LED Package | $67.35/hr | $18.05/SF | From $85 |
| Div 23 | Packaged VAV RTU + SMACNA Galvanized Ductwork | $64.18/hr | $20.63/SF | From $85 |
| Div 22 | Cast-Iron DWV + Type L Copper Domestic Plumbing | $65.38/hr | $9.03/SF | From $85 |
| Div 03 | 4,000 PSI Footings & Slab-on-Grade w/ Grade 60 Rebar | $55.68/hr | $219.20/CY | From $80 |
| Div 05 | A992 Wide-Flange Structural Steel + Metal Decking | $68.13/hr | $3914/TON | From $90 |
| Div 09 | Metal Stud Framing, Type X Gypsum & ACT Ceilings | $57.06/hr | $9.44/SF | From $80 |
| Div 31 | 3D GPS Mass Grading, Trenching & Select Structural Fill | $61.86/hr | $31.77/CY | From $95 |
SC Building & NEC Code Notes
South Carolina Building Codes Council mandatory IBC, IRC, NEC, IPC, IMC, and IFGC statewide.
Site & Environmental Scope Factors
Charleston dual high-hazard Seismic Category D + Hurricane wind-load design (rare East Coast Liquefaction/EQ + Wind combination!).
Prevailing Wage Rules in ZIP 29403
No state prevailing wage law; Davis-Bacon governs Savannah River Site DOE and military port contracts.
Order a ZIP 29403 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