Excavation contractor jobsite in Liberty County, TX

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Liberty County, TX Contractor directory

Excavation contractors in Liberty County, TX

14 verified excavating and site work contractors serving Liberty County.

County excavation guide

Ground conditions and project requirements in Liberty County

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

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Soil Regime ProfileEPA Ecoregion 65 (Southeastern Plains), 35 (East Central Texas Plains edge)

East Texas Pineywoods & Sandy Loam Uplands

Dominant Soil Order: Ultisols / Alfisols / Entisols
Parent Material: Tertiary and Quaternary Coastal Plain Sand, Sandy Loam over Clayey Subsoil, and Creek Alluvium

East Texas is Coastal Plain pineywoods: sandy loam surfaces over clayey subsoils, with Kirvin, Cuthbert, Woodtell, Sacul, and Crockett among the dominant SSURGO series. The surface digs well, but sand caves when cut, and trenches deeper than about four feet fall in unless the walls are supported. Clay subsoils are plastic and move with moisture under slabs. Creeks and river bottoms flood and carry high water tables, so deep excavation there fills with water. Pine plantations and timber harvest leave stumps and logging debris on many sites. Water drains slowly through the clay subsoil. Roots and buried stumps lie in the soil, and they settle as they decay. Tertiary and Quaternary sediments underlie the pineywoods. Sand near the surface drains freely, while the clay subsoil below slows water movement. Creek bottoms have high water tables, so water sits close to the surface there.

Geographic Footprint:Texas east texas pineywoods counties: Anderson, Angelina, Bowie, Camp, Cass, Cherokee, Franklin, Gregg, Hardin, Harrison, Henderson, Hopkins, Houston, Jasper, Jefferson, Lamar, Liberty, Marion, Montgomery, Morris, Nacogdoches, Newton, Orange, Panola, Polk, Red River, Rusk, Sabine, San Augustine, San Jacinto, Shelby, Smith, Titus, Trinity, Tyler, Upshur, Walker, Wood, Rains, Van Zandt, Freestone
Geotechnical Baseline

Physical Ground Conditions & Soil Properties

Shallow Bedrock (<50 in)
0.0%of county land area

Deep soil mantle; rock refusal rare for standard basement or trench cuts.

High Shrink-Swell Clay
37.4%expansive soil

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

Median Water Table Depth
20inches from surface

Shallow water table; active dewatering or sumps needed for deep trenching.

Hydric / Wetland Soils
45.2%hydric coverage

Indicates poor natural drainage and potential jurisdictional wetland pockets.

Steep Terrain (Slope >15%)
0.0%of terrain

Predominantly gentle to rolling slopes suitable for wheeled earthmoving.

Septic Severe Limitations
81.1%severe rate

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

Dominant Soil Textures:ClayVery fine sandy loamSilt loam
Surface Stones / Boulders: 0.0% coverage
Compliance & Permitting

Earthwork Regulations & Permit Thresholds

Stormwater & Erosion Control
TCEQ Construction General Permit TXR150000 (Notice of Intent required ≥1 acre; SWPPP required)

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

State Threshold:1.00 Acre
Local Threshold:Follows state
Grading Permit: No separate county grading permit
Onsite Wastewater & Utilities
Liberty County permitting authority / TCEQ Region Office

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

Housing on Septic:55.0%
Soil Evaluation:Site evaluation by licensed site evaluator; system design per 30 TAC Chapter 285 (soil analysis, absorption capacity)
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: Outdoor burning allowed sunrise–sunset except TCEQ-declared high-pollution-advisory days; county burn bans common Jun–SepAuthority: TCEQ outdoor burning rules (30 TAC 111) + county burn bans by Commissioners Court
Weather & Ecology

Seasonal Constraints & Clearing Windows

Design Frost Depth
0inches

Building code minimum depth for footing frost protection.

Frozen Ground Days
0days / year

Typical days with sub-freezing soil conditions affecting digging.

Supply Chain & Hazards

Logistics, Aggregate Sources & Geohazards

Aggregate & Material Supply
Pit #2

Nearest active quarry: 11.4 miles haul distance.(23 active crushed stone/sand operations within 50 miles).

Flood & Hazard Overlay
FEMA 100-Yr Flood:31.3%(100% NFHL digital map coverage)
NWI Wetlands:18.7%jurisdictional coverage
Karst Terrain & Sinkhole Risk: Low

0.0% of county underlain by soluble carbonate rock formations.

HUC8 Primary Watersheds:Pine Island Bayou, Lower Trinity, West Fork San Jacinto, East Fork San Jacinto, Buffalo-San Jacinto, North Galveston Bay
Public conservation land: -3.8% (USGS PAD-US).

Area-specific FAQ

Do I need to call before digging in Liberty 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 Liberty County

14 verified listings

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