Excavation contractor jobsite in Montgomery County, AL

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Montgomery County, AL Contractor directory

Excavation contractors in Montgomery County, AL

10 verified excavating and site work contractors serving Montgomery County.

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County excavation guide

Ground conditions and project requirements in Montgomery 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 63, 65, 75 (Middle Atlantic Coastal Plain, Southeastern Plains, Southern Coastal Plain)

Coastal Plain Marine Sand & Terrace

Dominant Soil Order: Ultisols / Entisols / Spodosols
Parent Material: Marine and Fluvial Sand, Silt, and Gravel Terrace Deposits

The Coastal Plain features deep, unconsolidated marine sands, sandy loams, and terrace alluvium that allow rapid bucket cycling and fast production trenching. However, this ease of tooth penetration is counterbalanced by near-zero sidewall stability in cohesionless sands. Trenching deeper than 4 to 5 feet requires immediate benching, sloping back, or the use of trench boxes to prevent rapid sidewall sloughing. High seasonal water tables are common throughout the flat terrain; shallow water tables (often within 18 to 36 inches of grade) require active dewatering, sump pumps, or well-point systems for deep sewer, storm line, or lift station installation. Saturated fine sands can quickly become "sugar sand" under wheel loads, bogging haul trucks and demanding tracked equipment or temporary timber access mats. Engineered fill pads must be carefully compacted at optimum moisture to achieve density specifications without shearing.

Geographic Footprint:Eastern North Carolina (Pitt, Craven), Southern Georgia (Lowndes, Coffee), Southern Alabama (Houston, Coffee)
Geotechnical Baseline

Physical Ground Conditions & Soil Properties

Shallow Bedrock (<50 in)
9.1%of county land area

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

High Shrink-Swell Clay
26.6%expansive soil

Moderate shrink-swell; verify plasticity index on structural fill.

Median Water Table Depth
14inches from surface

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

Hydric / Wetland Soils
14.3%hydric coverage

Indicates poor natural drainage and potential jurisdictional wetland pockets.

Steep Terrain (Slope >15%)
5.1%of terrain

Predominantly gentle to rolling slopes suitable for wheeled earthmoving.

Septic Severe Limitations
93.6%severe rate

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

Dominant Soil Textures:Fine sandy loamClayClay loam
Surface Stones / Boulders: 9.5% coverage
Compliance & Permitting

Earthwork Regulations & Permit Thresholds

Stormwater & Erosion Control
ADEM NPDES General Permit ALR100000 (Construction Stormwater); 1 acre or more, or smaller part of common plan of 1+ acre; NOI via AEPACS. Reissue proposed Nov 2025

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

State Threshold:1.00 Acre
Local Threshold:Follows state
Onsite Wastewater & Utilities
Montgomery County Health Department

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

Housing on Septic:35.0%
Soil Evaluation:Soil evaluation (soil testing and/or percolation test) before permit; registered engineer required for designed systems or poorly percolating soils
811 One-Call Requirements
Alabama 811

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

Licensing & Clearing Permits
Weather & Ecology

Seasonal Constraints & Clearing Windows

Frozen Ground Days
0days / year

Typical days with sub-freezing soil conditions affecting digging.

Wet Season Months
March

Peak precipitation window requiring sediment traps and soil aeration.

Supply Chain & Hazards

Logistics, Aggregate Sources & Geohazards

Aggregate & Material Supply
City Pit

Nearest active quarry: 5 miles haul distance.(18 active crushed stone/sand operations within 50 miles).

Flood & Hazard Overlay
FEMA 100-Yr Flood:30.7%(100% NFHL digital map coverage)
NWI Wetlands:0.0%jurisdictional coverage
Karst Terrain & Sinkhole Risk: Low

0.0% of county underlain by soluble carbonate rock formations.

HUC8 Primary Watersheds:Upper Alabama, Lower Coosa, Lower Tallapoosa
Public conservation land: 0.0% (USGS PAD-US).

Area-specific FAQ

Do I need to call before digging in Montgomery County?

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

How deep do footings need to be in Alabama?

In Alabama, 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 Montgomery County

10 verified listings

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