Excavation contractor jobsite in Marion County, FL

Marion County, FL Contractor directory

Excavation contractors in Marion County, FL

57 verified excavating and site work contractors serving Marion County.

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County excavation guide

Ground conditions and project requirements in Marion 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 75, 74 (Southern Coastal Plain, Florida Peninsula)

Florida Peninsular Flatwoods Sand

Dominant Soil Order: Spodosols / Entisols
Parent Material: Pliocene-Pleistocene Marine Terrace Sand over Phosphate-Bearing Clayey Substratum

Florida's peninsular flatwoods are defined by deep, rapidly draining fine sands (Astatula, Tavares, Apopka series) over a spodic or clayey substratum, with seasonal water tables perched 1 to 3 feet below grade during the June-September wet season. Excavation is fast and low-cost in the upper sand profile, high production trenching with minimal rock. The tradeoffs are trench stability and water: cohesionless fine sand sidewalls collapse without benching, sloping, or trench boxes, and perched water tables require sump dewatering or well points for anything below 4 feet. Stormwater retention and detention pond excavation dominates site work; sand spoil is easy to move but must be kept clear of the pond floor where muck or spodic layers are hit. Phosphate-bearing clay strata common in the central ridge (Polk, Hillsborough) can slow production and hold water above the pit floor. Haul road traffic on saturated sugar sand demands tracked dozers and matting for cranes and concrete trucks.

Geographic Footprint:Central and South Florida peninsula: Orlando, Tampa, Polk, Lee, Collier, Palm Beach metro flatwoods
Geotechnical Baseline

Physical Ground Conditions & Soil Properties

Shallow Bedrock (<50 in)
99.8%of county land area

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

High Shrink-Swell Clay
0.1%expansive soil

Low volumetric expansion risk in native subgrade.

Median Water Table Depth
12inches from surface

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

Hydric / Wetland Soils
18.1%hydric coverage

Indicates poor natural drainage and potential jurisdictional wetland pockets.

Steep Terrain (Slope >15%)
0.5%of terrain

Predominantly gentle to rolling slopes suitable for wheeled earthmoving.

Septic Severe Limitations
40.8%severe rate

Standard gravity absorption fields viable in majority of soil types.

Dominant Soil Textures:SandLoamy sandFine sand
Surface Stones / Boulders: 3.5% coverage
Compliance & Permitting

Earthwork Regulations & Permit Thresholds

Stormwater & Erosion Control
FDEP NPDES Generic Permit for Stormwater Discharge from Large and Small Construction Activities (62-621.200(4)(b) F.A.C.; >1 acre)

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

State Threshold:1.00 Acre
Local Threshold:Follows state
Grading Permit: Required locally
Onsite Wastewater & Utilities
Florida Department of Health in Marion County

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

Housing on Septic:35.0%
Soil Evaluation:Soil evaluation by FDOH-licensed septic contractor; percolation test per 64E-6 F.A.C.
Access Septic Permitting Portal →
811 One-Call Requirements
Sunshine 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 Florida.
Burn Permit Season: Pile burns permitted 8:00–11:00 AM CT daily with daily authorization; May–Jul high wildfire-danger bans commonAuthority: Florida Forest Service (FDACS) — county-by-county authorization
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.

Wet Season Months
June, July, August, September

Peak precipitation window requiring sediment traps and soil aeration.

Supply Chain & Hazards

Logistics, Aggregate Sources & Geohazards

Aggregate & Material Supply
Stavola Pit

Nearest active quarry: 10 miles haul distance.(33 active crushed stone/sand operations within 50 miles).

Flood & Hazard Overlay
FEMA 100-Yr Flood:28.1%(100% NFHL digital map coverage)
NWI Wetlands:9.6%jurisdictional coverage
Karst Terrain & Sinkhole Risk: Low

100.0% of county underlain by soluble carbonate rock formations.

HUC8 Primary Watersheds:Crystal-Pithlachascotee, Withlacoochee, Waccasassa, Oklawaha, Upper St. Johns
Public conservation land: 30.7% (USGS PAD-US).

Area-specific FAQ

Do I need to call before digging in Marion County?

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

Verified local listings

Excavation contractors serving Marion County

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