Excavation contractor jobsite in Travis County, TX

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Travis County, TX Contractor directory

Excavation contractors in Travis County, TX

39 verified excavating and site work contractors serving Travis County.

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County excavation guide

Ground conditions and project requirements in Travis County

Use this local research to understand soil, seasonal constraints, permits, and jobsite logistics before choosing a contractor.

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Benchmark Analytics

Excavation Intelligence & Site Metrics

Original Gradeline Research Index
Workable DaysAnnual
291days / year
High production climate; minimal freeze/rain loss.
Site Difficulty0–100 Index
23.1Moderate Difficulty

Composite of shallow rock, steep slope, wetlands, shrink-swell, and water table.

Haul Cost IndexLogistics
31.6/ 100
Moderate Aggregate Haul based on nearest aggregate quarry and C&D disposal.
Capacity RatioSupply / Demand
104.0units / contractor
14474 units permitted across 97 earthwork firms.
Soil Regime ProfileEPA Ecoregion 32, 65 (Texas Blackland Prairies, Black Belt Alabama)

Blackland Prairie Deep Smectite Vertisols

Dominant Soil Order: Vertisols
Parent Material: Calcareous Marine Clay and Marl (Austin Chalk, Taylor Marl, Mooreville Chalk)

The Blackland Prairie regime contains some of the highest shrink-swell soils in the United States, dominated by montmorillonite/smectite clays (Houston Black and Heiden series). In dry summer months, deep vertical shrinkage cracks (often 2 to 4 inches wide and several feet deep) open across the surface, pulling moisture deep into the subgrade. When saturated, these soils expand drastically, exerting tremendous heave pressures capable of fracturing standard slab-on-grade foundations and underground piping. In wet conditions, the clay transforms into slick, heavy "gumbo" that adheres to excavator buckets, clogs track frames, and eliminates traction. Digging in dry conditions requires heavy bucket breakout force due to rock-like soil cohesion. Building pad preparation routinely requires 4 to 8 feet of undercut and replacement with non-expansive select fill, or deep chemical stabilization with hydrated lime or cement slurry.

Geographic Footprint:Central Texas (Travis, Williamson, Dallas, Collin), Alabama Black Belt (Dallas, Marengo)
Geotechnical Baseline

Physical Ground Conditions & Soil Properties

Shallow Bedrock (<50 in)
38.4%of county land area

High likelihood of bedrock refusal; hammer / ripper required for deep utilities.

High Shrink-Swell Clay
46.8%expansive soil

Severe expansive clay; pad lime stabilization or undercut replacement typically required.

Median Water Table Depth
68inches from surface

Deep water table; dry trenching conditions under normal weather.

Hydric / Wetland Soils
3.1%hydric coverage

Indicates poor natural drainage and potential jurisdictional wetland pockets.

Steep Terrain (Slope >15%)
16.5%of terrain

Predominantly gentle to rolling slopes suitable for wheeled earthmoving.

Septic Severe Limitations
64.2%severe rate

High rate of conventional drainfield limitations; engineered or drip systems often required.

Dominant Soil Textures:Houston Black ClayTarrant Stony ClayAustin Silty Clay
Surface Stones / Boulders: 22.4% coverage
Compliance & Permitting

Earthwork Regulations & Permit Thresholds

Stormwater & Erosion Control
TCEQ TPDES Construction General Permit TXR150000

Administers NPDES stormwater discharge coverage for land-disturbing construction activities.

State Threshold:1.00 Acre
Local Threshold:0.25 Acres
Grading Permit: Required locally

City of Austin / Travis County Development Permit required; strict Edwards Aquifer Rules

Typical review timeframe: 21-35 days.

Onsite Wastewater & Utilities
Travis County On-Site Sewage Facility (OSSF) Program

Jurisdiction over septic tank permits, soil evaluation perk tests, and drainfield sizing.

Housing on Septic:16.8%
Soil Evaluation:Site and soil evaluation by Registered Sanitarian or Professional Engineer
Access Septic Permitting Portal →
811 One-Call Requirements
Texas 811

Mandatory notice window: 48 hours prior to mechanized earthwork (excluding weekends and legal holidays).

Licensing & Clearing Permits
Contractor License Threshold: Required for earthwork contracts exceeding $0 in Texas.
Burn Permit Season: Strict burn bans frequently enforced during hot/dry drought windowsAuthority: Travis County Fire Marshal
Weather & Ecology

Seasonal Constraints & Clearing Windows

Design Frost Depth
6inches

Building code minimum depth for footing frost protection.

Frozen Ground Days
2days / year

Typical days with sub-freezing soil conditions affecting digging.

Wet Season Months
May, June, September, October

Peak precipitation window requiring sediment traps and soil aeration.

Spring Load Restrictions (SLR)
Not Applicable

Axle-weight load restrictions on secondary roads during spring thaw.

Tree Clearing Moratorium Window (Golden-Cheeked Warbler & Barton Springs Salamander)

Mandatory restriction: March 1 – August 31

BCCP oak/juniper clearing moratorium in designated recharge and habitat zones.

Supply Chain & Hazards

Logistics, Aggregate Sources & Geohazards

Aggregate & Material Supply
Texas Crushed Stone Quarry (Georgetown)

Nearest active quarry: 18.5 miles haul distance.(12 active crushed stone/sand operations within 50 miles).

Austin Community Landfill C&D

Nearest C&D landfill: 11.8 miles haul.Est. tipping fee: $44.00 / ton.

Flood & Hazard Overlay
FEMA 100-Yr Flood:13.6%(100% NFHL digital map coverage)
NWI Wetlands:2.4%jurisdictional coverage
Karst Terrain & Sinkhole Risk: Present

34.5% of county underlain by soluble carbonate rock formations.

HUC8 Primary Watersheds:Austin-Travis Lakes, Lower Colorado
Public conservation land: 8.8% (USGS PAD-US).

Area-specific FAQ

Do I need to call before digging in Travis County?

Yes. You should contact Texas 811 at least 2 working days before any digging so underground lines can be marked.

How deep do footings need to be in Texas?

In Texas, footings typically need to extend below the frost line, which is around 12 inches here. A local contractor will confirm the code requirement for your site.

Verified local listings

Excavation contractors serving Travis County

39 verified listings (showing first 20)

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