⚡ Calculate Now — Free
Hampton VA Concrete Calculator | Cubic Yards, Bags & VA Cost | Free Tool
⚓ HAMPTON ROADS · USBC 2018 · 12-IN. FROST · VIRGINIA COASTAL PLAIN ✓ 100% Free 🌊 Coastal Salt Air — Rebar Corrosion Risk

Hampton VA Concrete Calculator — Yards, Bags & Cost

Calculate cubic yards, bags, and Hampton VA-accurate ready-mix costs for any Hampton Roads project. Includes coastal salt air chloride guidance, high water table, 12-in. frost depth, and USBC 2018 compliance notes.

$155
Avg Hampton VA Ready-Mix (per Cu Yd)
3 ft
Elevation — Sea Level! High Water Table Risk
3,000
Min PSI — USBC 2018 Residential Flatwork
12 in.
Frost Depth — Hampton, VA (Very Shallow)
🚗 Driveway 🏡 Patio / Slab 🏗️ Foundation 🏢 Garage Floor 🚶 Walkway 🏊 Pool Deck
The Hampton VA Concrete Calculator helps homeowners, contractors, and builders in Hampton, Virginia estimate cubic yards, bag count, and ready-mix costs for any Hampton Roads project. Hampton pricing runs $147–$164/yd for 3,000–4,000 PSI — moderate Mid-Atlantic coastal pricing. Hampton's defining concrete challenges are coastal salt air (chloride ions accelerate rebar corrosion — ACI 318 Exposure Class C1/C2) and a near-sea-level elevation of ~3 ft with a high water table. Frost depth is only 12 inches (very shallow — Hampton is Zone 8a coastal Virginia), so no air entrainment is required. Key specs: use adequate concrete cover over rebar (2 in. min interior, 3 in. exterior per ACI 318 C2 for coastal), and always install positive drainage away from structures. All work falls under the Virginia Uniform Statewide Building Code (USBC 2018 / IBC 2018) permitted through the City of Hampton Permits & Inspections. More tools at Concrete Toolkit.

⚓ Hampton VA Concrete Calculator

⚓ Hampton Roads · USBC 2018 · 12-in. Frost · Coastal Salt Air · High Water Table
Hampton VA Concrete Calculator
Cubic yards, bags & Hampton VA / Hampton Roads ready-mix cost — instant results
🚗 Driveway 🏡 Patio 🏗️ Foundation 🏢 Garage 🚶 Walkway

Enter dimensions for volume, bags, and Hampton VA / Hampton Roads material cost estimate.

Driveway: 4 in. min, 3,000–3,500 PSI per USBC 2018. Hampton permit required. 4 in. compacted VA VDOT 21A base. Seal every 2–3 yrs. Coastal salt air — 3 in. rebar cover exterior. No air entrainment needed. Check water table before excavating.

Walkway 4 in · Driveway 4–5 in · Patio 4 in · Garage 4 in · Foundation 4–6 in · Footing 8–12 in · Seawall / Marine 8–12 in

Cubic Yards Required
—
Including waste factor

📋 Project Summary

    💵 Hampton VA Cost Estimate

      📐 Hampton VA Driveway Cross-Section — USBC 2018 / Hampton Roads Coastal Exposure Standard

      Broom Finish · USBC 2018 · 3 in. Rebar Cover (Coastal C2) · Seal Every 2–3 Yrs · Drain Away from Structure
      Concrete — 4 in. min (USBC 2018 Residential)
      3,000–3,500 PSI · #3/#4 Rebar — 3 in. Cover (ACI 318 C2 Coastal) · No Air Entrainment (VA Zone 8a)
      ⬛ #3 / #4 Rebar @ 18 in. o.c. — 3 in. Min Concrete Cover — ACI 318 Exposure Class C2 Coastal Hampton Roads
      💧 6-mil Vapor Barrier — Required Under All Garage & Slab-on-Grade per USBC 2018
      🪨 4 in. Compacted VDOT 21A Base Course — Graded Sandy Gravel — Hampton VA Standard Sub-Base
      🌊 HIGH WATER TABLE ZONE — Hampton is ~3 ft Elevation · Check Groundwater Depth Before Excavating · Dewater if Needed
      🟤 Virginia Coastal Plain Sandy Loam / Sandy Clay — Well-Draining, Compact to 95% Proctor
      27
      Cu ft per cubic yard
      3 in.
      Rebar cover — ACI 318 C2 coastal
      $155
      Avg Hampton VA mix / yd
      Concrete Slab Rebar (3 in. Cover) Vapor Barrier VDOT 21A Base High Water Table Coastal Sandy Loam

      Hampton VA Concrete — What You Need to Know

      Hampton is an independent city in the Hampton Roads metropolitan area — Virginia's oldest English-speaking community, home to Langley Air Force Base and NASA Langley Research Center, sitting at a near-sea-level elevation of just ~3 feet. Its concrete environment is shaped by its coastal identity: salt-laden Chesapeake Bay and Atlantic air (chloride ion exposure per ACI 318 Class C1/C2), a high water table from near-sea-level position, and 49 inches of annual rainfall. Frost depth is only 12 inches (mild Zone 8a), and no air entrainment is required. The critical spec unique to Hampton is adequate concrete cover over rebar to prevent chloride-induced corrosion. All work falls under the Virginia Uniform Statewide Building Code (USBC 2018) administered by the City of Hampton.

      🌊 Coastal Salt Air — Hampton Roads' Concrete Rebar Corrosion Risk

      Hampton's location on the Chesapeake Bay shoreline subjects all concrete to ACI 318 Exposure Class C1/C2 chloride exposure. Salt ions from coastal air, sea spray, and occasional storm surge penetrate concrete and reach embedded rebar, initiating rust that expands and cracks the surrounding concrete from within — a process called chloride-induced corrosion. The defense is adequate concrete cover over all rebar: ACI 318 requires a minimum of 2 inches of cover for interior members, 3 inches for exterior concrete exposed to weather, and 3–4 inches for concrete directly exposed to seawater or deicing chemicals. Additionally, specifying a w/c ratio below 0.40 and using a penetrating silane/siloxane sealer dramatically reduces chloride penetration. For marine or waterfront structures in Hampton, consult an engineer and consider epoxy-coated or stainless steel rebar.

      🟢 Hampton VA / USBC 2018 Concrete Quick-Reference

      All flatwork: 3,000 PSI min (USBC 2018); 4 in. driveways/patios; no air entrainment required (VA Zone 8a mild) · Footings: 12 in. below grade min (Hampton frost depth) · Garage / interior slabs: 4 in. min, 6-mil vapor barrier per USBC · Coastal rebar cover: 3 in. min exterior (ACI 318 C2), 3–4 in. marine exposure · Sealer: Penetrating silane/siloxane every 2–3 years — essential in salt air · Water table: Check groundwater depth before any excavation; dewater if needed · Drainage: 1–2% positive slope away from all structures · All VA contractors must hold valid Virginia Contractor License (DPOR) — verify at Virginia DPOR.

      🌊 High Water Table — 3 ft Elevation Risk

      Hampton's near-sea-level position (~3 ft above mean sea level) means the water table is often only 2–4 feet below ground surface in many neighborhoods. Before any foundation, footing, or deep slab excavation, check the groundwater depth with a simple probe hole. If groundwater is present, dewater with a submersible pump before pouring and install perimeter French drains at the footing base to prevent hydrostatic uplift. In flood zone areas (much of Hampton is AE or VE FEMA zones), consult a licensed engineer for any below-grade concrete — hydrostatic pressure can crack or float unanchored slabs. Contact the City of Hampton to check your flood zone designation before any foundation work.

      ☀️ Year-Round Pouring — Mild Hampton Roads Climate

      Hampton's Zone 8a climate means year-round concrete pouring is practical with minimal cold-weather restrictions. Average daily lows stay above 33°F from March through November, and even January/February averages only dip to the low-to-mid 30s°F. ACI 306 cold-weather protection (blankets, heated enclosures) is rarely needed. No air entrainment is required, saving $5–$12/yd versus northern markets. The main seasonal concern is summer heat and humidity (July–August): in hot weather, order early-morning pours, use ice or chilled mix water to keep concrete temperature below 90°F at placement, and begin curing immediately to prevent rapid moisture loss.

      How to Calculate Concrete — Hampton VA

      Multiply length × width × (depth ÷ 12) for cubic feet, divide by 27 for cubic yards, add 10% overage. Major Hampton / Hampton Roads suppliers include Vulcan Materials, CEMEX, Martin Marietta, Southern Concrete Materials, and regional Tidewater Virginia independents. Short-load fees run $100–$175 for under 3–5 cu yd. Year-round availability — no seasonal shutdown. Book 24–48 hours ahead for standard orders; 1–2 weeks ahead for large pours.

      📐 Hampton VA Concrete Formula

      Volume (cu ft) = Length (ft) × Width (ft) × [Depth (in) ÷ 12]
      Volume (cu yd) = Volume (cu ft) ÷ 27
      Order Qty = CEIL[ Volume (cu yd) × Waste Factor ]
      Example: 20 ft × 20 ft × 4 in = 133.3 cu ft ÷ 27 = 4.94 cu yd → Order 5.5 cu yd (+10%)

      ⚠️ Coastal Rebar Cover, Water Table & DPOR License Warning — Hampton VA

      Always use 3 in. minimum concrete cover over rebar for all exterior Hampton work — coastal chloride exposure accelerates rebar corrosion at inadequate cover depths. Check water table depth before excavating; dewater before pouring. Verify flood zone status for any foundation or below-grade work. Always pull a permit. Verify Virginia contractor licenses at Virginia DPOR. Unpermitted structural work must be disclosed at sale in Virginia.

      Hampton VA Concrete Pricing — Current Reference

      Hampton Roads ready-mix pricing is moderate Mid-Atlantic coastal — above Deep South markets, below Northeast coastal markets, comparable to Richmond and Raleigh. Good regional aggregate supply from Tidewater quarries keeps costs manageable. No air-entrainment or winter-mix premium. Year-round availability.

      Mix / PSIHampton VA Price / Cu YdNational AvgBest ForAir Entrained?USBC 2018
      2,500 PSI — Light$140–$152$130–$148Light interior slabs onlyNot NeededBelow Flatwork Min
      3,000 PSI — VA Standard ✓$147–$160$143–$158Driveways, patios, walkwaysNot NeededCompliant
      3,500 PSI — Coastal Rec.$154–$168$153–$166Pool decks, coastal exposureNot NeededCompliant
      4,000 PSI — Structural$162–$178$161–$173Foundations, marine exposureNot NeededCompliant
      5,000 PSI — Marine/Commercial$176–$196$178–$193Seawalls, piers, commercialConsult Engr.Compliant

      Hampton Roads & Mid-Atlantic Prices by City

      CityCounty / State3,000 PSI / Cu YdFrost DepthAir Entrained?Key Challenge
      HamptonHampton, VA$147–$16012 in.Not RequiredCoastal Salt / Water Table
      Virginia BeachVirginia Beach, VA$148–$16212 in.Not RequiredCoastal Salt / Sandy
      NorfolkNorfolk, VA$148–$16312 in.Not RequiredSea Level / Flooding
      RichmondRichmond City, VA$145–$15814–18 in.Not RequiredPiedmont Clay (mild)
      Greensboro NCGuilford, NC$143–$15712–15 in.Not RequiredRed Piedmont Clay

      ✅ City of Hampton Permit Info

      The City of Hampton Permits & Inspections Division requires permits for new driveways, patio slabs, pool decks, foundations, and retaining walls. Apply at hampton.gov/permits-inspections. Standard permits process in 3–7 business days. Inspectors verify footing depth (12 in. frost), rebar cover, and vapor barriers per USBC 2018. Always check your FEMA flood zone designation for any foundation or below-grade work in Hampton's low-lying neighborhoods. Verify Virginia contractor licenses at Virginia DPOR.

      Hampton VA Concrete Tips

      • Specify 3 inches of concrete cover over all exterior rebar — Hampton's Chesapeake Bay coastal air carries chloride ions that penetrate concrete and corrode rebar at inadequate cover depths. ACI 318 Exposure Class C2 requires a minimum 3-inch cover for all exterior concrete exposed to coastal weather in Hampton Roads. Ensure your contractor ties rebar at proper depth using plastic chairs or spacers — never allow rebar to rest on the subgrade or form. For any waterfront, dock, or marine structure, use epoxy-coated or stainless steel rebar and consult a structural engineer.
      • Check water table depth before any excavation over 18 inches — Hampton sits at ~3 ft elevation and much of the city is within FEMA AE or VE flood zones with a high seasonal water table. Before digging any foundation, deep footing, or retaining wall, probe the excavation with a steel rod or post hole digger after rain — if water fills the hole within 24 hours, you'll need a sump pump or well-point dewatering system before pouring. Attempting to pour into standing water dilutes the mix and causes strength loss, segregation, and washout of cement paste.
      • Seal annually with a penetrating silane/siloxane sealer — Hampton's combination of salt air, 49 inches of annual rainfall, and high humidity makes concrete surface protection critically important. Apply a penetrating silane or siloxane sealer every 1–2 years (more frequently than inland cities) to close surface pores, block chloride ingress, and prevent moisture-driven efflorescence. Avoid film-forming sealers on driveways — they trap moisture, peel in Hampton's humidity, and become dangerously slippery. Brush or roll on penetrating sealer during dry fall weather (October–November is ideal).

      Frequently Asked Questions — Hampton VA

      How much does concrete cost per yard in Hampton VA?+
      $147–$160 per cubic yard for standard 3,000 PSI ready-mix in Hampton / Hampton Roads — near the national average of $143–$158/yd, reflecting competitive Tidewater Virginia pricing with good regional aggregate availability. No air-entrainment premium unlike Midwest markets. Year-round delivery available. Short-load fees $100–$175 for under 3–5 cu yd. Major suppliers include Vulcan Materials, CEMEX, Martin Marietta, and Southern Concrete Materials. Get 2–3 quotes and specify PSI, w/c ratio (below 0.45 for coastal work), and 3-in. rebar cover requirement.
      What is the frost depth in Hampton VA?+
      The frost depth in Hampton, Virginia is 12 inches per the Virginia Uniform Statewide Building Code (USBC 2018) and IRC frost depth map for the Hampton Roads coastal zone. All exterior footings must extend a minimum of 12 inches below finished grade. This is very shallow compared to Midwest cities (Green Bay 48 in., Grand Rapids 42 in.) and reflects Hampton's mild Zone 8a coastal climate — average low temperatures rarely drop below the mid-20s°F. Interior heated footings are exempt. City inspectors verify footing depth before authorizing any foundation pour.
      Why is coastal salt air a concern for Hampton concrete?+
      Hampton's proximity to the Chesapeake Bay and Atlantic Ocean means all outdoor concrete is exposed to airborne chloride ions from salt air and occasional storm surge. Chlorides penetrate concrete over time, reach embedded steel rebar, and initiate electrochemical corrosion. As rust forms, it expands to 3–4× the original rebar volume, generating internal pressure that cracks and spalls the surrounding concrete — called "concrete cancer." The defense is 3 inches of dense, low-permeability concrete cover over all exterior rebar (ACI 318 Exposure Class C2), a water-cement ratio below 0.40–0.45, and a penetrating silane/siloxane sealer applied every 1–2 years.
      Who are the main concrete suppliers in Hampton VA?+
      Major ready-mix suppliers serving Hampton and the Hampton Roads metro include Vulcan Materials (large regional Mid-Atlantic supplier), CEMEX, Martin Marietta, Southern Concrete Materials, and several Tidewater Virginia regional independents. Year-round mild climate means no seasonal shortage or scheduling crunch. Most suppliers accommodate 24–48 hour lead times; 1–2 weeks for large pours. Always specify: PSI (3,000–3,500 standard), target w/c ratio (≤0.45 for coastal), and confirm short-load fees before ordering. No air-entrainment specification needed for Hampton exterior concrete.