Calculate cubic yards, bags needed, and Dallas TX-accurate ready-mix costs for driveways, patios, slabs, basements, retaining walls, commercial floors & more in the DFW metro.
Enter project dimensions to calculate volume, bags, and estimated Dallas TX material cost.
Texas Building Code requires permits for structural concrete in Dallas. Contact City of Dallas Building Inspection at (214) 948-4480 before any structural pour.
Patio 4 in · Driveway 4–5 in · Garage 4–5 in · Commercial slab 5–6 in · Foundation 4–6 in · Footing 12–18 in
Dallas sits at the center of the DFW Metroplex on some of the most expansive clay soils in North America — the Houston-Austin series Vertisol black cotton clay with a plasticity index (PI) routinely exceeding 30–50 across Dallas County. This clay swells dramatically in wet weather and contracts sharply during Texas's intense summer droughts, generating powerful upward and lateral forces that crack, heave, and settle concrete slabs not properly prepared. Unlike cold-climate states, Dallas has no frost depth requirement — concrete cost savings are substantial — but the expansive clay sub-base challenge more than replaces it as the key engineering concern. Texas Building Code mandates 3,000 PSI minimum for outdoor flatwork, but the DFW industry standard across all municipalities is 3,500 PSI with #3 rebar at 18 in. o.c. on a compacted TxDOT Type B crushed limestone base over lime-stabilized subgrade.
Residential outdoor flatwork: 3,000 PSI min (3,500 PSI strongly recommended DFW-wide) · Foundation slabs: 3,500–4,000 PSI, post-tension or rebar per engineer design, TBC permit required · Commercial slabs: 4,000 PSI min, fiber-reinforced, engineered vapor barrier and sub-base design · Footings: 12 in. below grade minimum (no frost depth — Dallas County). Verify all requirements at City of Dallas Building Inspection — (214) 948-4480.
Multiply length × width × (depth in inches ÷ 12) to get cubic feet, then divide by 27 for cubic yards. Always add a minimum 10% waste factor — DFW short-load fees of $80–$130 for orders under 3–5 cubic yards apply at most Dallas-area plants. Schedule pours before 7 AM from May through September — Dallas's extreme summer heat of 100°F+ accelerates concrete set time dramatically, narrowing the finishing window and causing surface crusting if pours run past 9 AM on hot days.
Dallas County's Vertisol black clay is among the most expansive in North America — PI values of 35–55 are common. Before any concrete pour: treat the top 6 in. of clay subgrade with 6% hydrated lime (mix and cure 72 hours minimum), then install a 4 in. compacted TxDOT Type B crushed limestone flexible base at 95% Proctor density. Skipping lime stabilization is the #1 cause of premature DFW slab failure — the $1.50–$2.50/sq ft added cost is well worth 20+ years of crack-free concrete. Cut control joints to 1/4 slab depth every 8–10 ft on driveways and every 4–5 ft on sidewalks within 12 hours of the pour.
Dallas is one of Texas's most competitive ready-mix markets, with Argos USA, Cemex, Martin Marietta, Vulcan Materials, and numerous strong independent DFW operations providing excellent coverage across I-35E, I-30, I-635, US-75, and the North Texas Tollway network. Plano, Garland, Irving, and Mesquite all have competitive pricing similar to Dallas proper. Outer DFW exurbs in Frisco, McKinney, and Prosper may see $8–$14/yd in haul surcharges. Compare with the Texas Concrete Calculator and the Fort Worth Concrete Calculator for statewide context.
| Mix / PSI | Dallas Price / Cu Yd | National Avg | Best For | Rebar Required? | TBC Code |
|---|---|---|---|---|---|
| 3,000 PSI — TBC Minimum | $118–$132 | $125–$145 | Basic patios, walkways, interior floors | Recommended | Compliant |
| 3,500 PSI — Dallas Standard | $125–$142 | $135–$155 | Driveways, garage slabs, foundations | Strongly Rec. | Compliant |
| 4,000 PSI — Commercial | $133–$152 | $145–$165 | Commercial slabs, retaining walls | Required | Compliant |
| 5,000 PSI — Industrial | $145–$168 | $163–$185 | Warehouse / industrial / heavy loads | Required | Compliant |
| Fiber / Stamped Decorative | $148–$200 | $155–$210 | Patios, driveways, pool decks | Rec. + Fiber | Compliant |
City of Dallas averages $125–$142/yd for standard 3,500 PSI with excellent plant access along I-35E, I-30, and I-635. Plano and Allen (north metro) run $126–$144/yd. Irving and Grand Prairie (west DFW, near DFW Airport) average $124–$142/yd. Garland and Mesquite (east metro) run $124–$142/yd. Outer Frisco, McKinney, and Prosper may see $10–$14/yd in haul surcharges. For large commercial pours along the I-635 / President George Bush Turnpike corridor, coordinate with Argos or Cemex 24–48 hours ahead during peak DFW construction season (September–May).
City of Dallas, TxDOT, and industry references for compliant concrete work across the DFW metro.
Apply for Dallas building permits, schedule footing and slab inspections, verify Texas Building Code (TBC) concrete requirements, and access licensed contractor verification for all residential and commercial concrete work in the City of Dallas — including foundations, driveways, retaining walls, sidewalks, and commercial structural slabs throughout Dallas County. Call (214) 948-4480 or visit the City of Dallas Development Services online permit portal for applications, fee schedules, standard detail drawings, and inspection scheduling for all DFW concrete projects.
Visit Dallas Building InspectionAccess TxDOT standard specifications for concrete construction across the Dallas metro and DFW district, driveway and sidewalk access permit applications for I-35E, I-30, I-635, US-75, and other state-maintained highways in Dallas County, TxDOT Type B flexible (crushed limestone) base compaction standards for expansive clay subgrade, and concrete mix design requirements for Texas hot-weather flatwork — including set retarder usage, curing compound specifications, and aggregate standards for all state right-of-way adjacent residential and commercial concrete in the DFW metro area.
Visit TxDOTFind NRMCA-certified ready-mix producers across Dallas, the DFW metro, and North Texas, access ACI 318 hot-weather and expansive clay concrete placement guides for Dallas County's extreme summer heat and Vertisol black clay sub-base conditions, lime-stabilized subgrade preparation resources for Texas clay soils, mix design recommendations for 3,500 PSI DFW standard concrete, and expert guidance on commercial and industrial concrete specifications for Dallas's booming tech, logistics, healthcare, and mixed-use construction market along the I-35E and I-635 corridors.
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