Primary ZIP 20001 · District of Columbia County, DC
Construction Estimating & Material Takeoffs in Washington, DC
Win more residential, commercial, civil, and industrial bids in Washington, District of Columbia (District of Columbia County) with CSI Divisions 01–48 quantity takeoffs calibrated to local ZIP 20001 crew wages (107.6 cost index). 24–48 hour delivery, flat fee from $80.
Washington Bid Metrics
- Primary USPS ZIP
- 20001
- City Labor Index
- 111.2
- Material Index
- 103.1
- Composite Index
- 107.6
- GPS Reference
- 38.912, -77.018
Washington, DC Calibrated Construction Assembly Benchmarks
Installed commercial cost benchmarks adjusted by Washington’s 1.08x local composite multiplier.
| CSI Code | Commercial Construction Assembly | Unit | Washington Installed Rate | Trade Takeoff Link |
|---|---|---|---|---|
| 03 30 53 | 6" Reinforced Industrial Slab-on-Grade (4,000 PSI + Vapor Barrier) | SF | $8.55 / SF | Concrete Takeoff |
| 05 12 23 | ASTM A992 Structural Wide-Flange Framing (Fab + Erected) | TON | $4573 / TON | Steel Takeoff |
| 07 54 23 | 60-Mil TPO Roof System + R-30 Polyiso Tapered Insulation | SQ | $958 / SQ | Roofing Takeoff |
| 09 29 00 | 1-Hr UL Metal Stud & 5/8" Type X Drywall Partition (Level 4) | SF | $11.03 / SF | Drywall Takeoff |
| 23 31 13 | SMACNA 2" WG Galvanized Rectangular HVAC Ductwork | LB | $8.45 / LB | HVAC Takeoff |
| 26 05 33 | Commercial 480V Power Distribution, EMT Conduit & LED Package | SF | $21.09 / SF | Electrical Takeoff |
Washington Code & Permitting Context
DC Construction Codes Supplement (IBC/NEC/Green Construction Code), Building Energy Performance Standards (BEPS), and GSA PBS-P100 federal specs.
Height-of-Buildings Act deep below-grade post-tensioned parking mats, blast-resistant federal glazing, and congested urban staging.
District of Columbia County Labor & Active Sectors
Federal Davis-Bacon Act + DC Service Contract/First Source mandates govern federal and municipal work.
Federal Agency & GSA Modernizations
Embassy & Institutional Buildings
Law/Association Trophy Office Fit-Outs
Transit-Oriented Multifamily
22 CSI Trade Estimating Services Serving Washington, DC
General Construction (Div 01–48)
Electrical (Div 26–28)
Mechanical (Div 23 & 40)
HVAC (Div 23)
Plumbing (Div 22)
MEP Combined (Div 21, 22, 23, 26–28)
Fire Protection (Div 21 & 28)
Concrete (Div 03)
Masonry (Div 04)
Structural Steel (Div 05)
Carpentry & Wood (Div 06)
Roofing & Siding (Div 07)
Drywall & Insulation (Div 07 & 09)
Flooring (Div 09)
Painting & Coatings (Div 09 & 07)
Doors, Windows & Glazing (Div 08)
Excavation & Sitework (Div 31)
Civil & Infrastructure (Div 32–33)
Landscaping & Hardscape (Div 32)
Specialty & Technology (Div 10–14, 27–28, 48)
Demolition & Restoration (Div 02)
Industrial & Process (Div 40–46)