Excavation contractor jobsite in Warren County, NY

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Warren County, NY Contractor directory

Excavation contractors in Warren County, NY

23 verified excavating and site work contractors serving Warren County.

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County excavation guide

Ground conditions and project requirements in Warren 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 60, 59, 83 (Northern Allegheny Plateau, Erie/Ontario Lake Plain, Adirondack Highlands)

New York Glaciated Plateaus, Adirondacks & Hudson Valleys

Dominant Soil Order: Inceptisols / Alfisols / Spodosols / Histosols
Parent Material: Glacial Till and Lake deposits over Devonian Shale-Siltstone Plateaus; Precambrian Anorthosite-Gneiss in the Adirondacks

New York is glaciated hill-and-valley country: deep till in the valleys, shale and siltstone plateaus above, and the Adirondacks' granitic gneiss to the northeast. Slopes over 15 percent run 21 percent on average but reach 50-60 percent in the Catskills, Adirondacks, and the hill counties along the Pennsylvania line, so bench cuts and contour work are ordinary in those counties. The lake plains (Rochester, Buffalo, Syracuse) are the gentle end: lacustrine silt and clay over shale, wet with high seasonal water, and the classic northern water problem: 11 percent hydric soils, 17-inch median water tables, and frost at 42 inches. Shale bedrock lies within 50 inches on 20-40 percent of the plateau counties (Cattaraugus, Allegany, Steuben, Chenango), so rock excavation is a normal line item; the Adirondack counties add crystalline rock and stony glacial drift. Shrink-swell is negligible statewide. Tug Hill and the North Country add heavy lake-effect snow loads that shape site drainage.

Geographic Footprint:New York's counties (New York City suburbs, Buffalo, Rochester, Albany, Syracuse) are glacial till and shale plateau: diggable valley soils, wet lake plains, shallow shale rock on the uplands, and steep Adirondack/Catskill terrain. The 42-inch frost line and wet clays drive the utility work.
Geotechnical Baseline

Physical Ground Conditions & Soil Properties

Shallow Bedrock (<50 in)
20.8%of county land area

Moderate rock encounters along ridges and upper slope shoulders.

High Shrink-Swell Clay
0.0%expansive soil

Low volumetric expansion risk in native subgrade.

Median Water Table Depth
23inches from surface

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

Hydric / Wetland Soils
7.4%hydric coverage

Indicates poor natural drainage and potential jurisdictional wetland pockets.

Steep Terrain (Slope >15%)
50.2%of terrain

Mountain/hilly terrain; terracing, benching, and tracked haulers frequent.

Septic Severe Limitations
73.5%severe rate

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

Dominant Soil Textures:Fine sandy loamLoamy fine sandLoamy sand
Surface Stones / Boulders: 26.0% coverage
Compliance & Permitting

Earthwork Regulations & Permit Thresholds

Stormwater & Erosion Control
NYS DEC SPDES General Permit for Stormwater Discharges from Construction Activity, GP-0-25-001 (effective Jan 29, 2025 through Jan 28, 2030). Coverage required before work on projects disturbing one or more acres (5,000 sq ft or more in the NYC East of Hudson watershed). Additional requirements before disturbing more than five acres at one time.

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

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

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

Housing on Septic:55.0%
Soil Evaluation:At least two percolation tests per system; deep test hole to confirm soil profile and high groundwater; counties may be stricter
811 One-Call Requirements
Dig Safely New York (UDig NY upstate; New York 811 for NYC and Long Island)

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
90days / year

Typical days with sub-freezing soil conditions affecting digging.

Supply Chain & Hazards

Logistics, Aggregate Sources & Geohazards

Aggregate & Material Supply
Dream Lake Pit

Nearest active quarry: 3.7 miles haul distance.(35 active crushed stone/sand operations within 50 miles).

Flood & Hazard Overlay
FEMA 100-Yr Flood:1.6%(50% NFHL digital map coverage)
NWI Wetlands:18.7%jurisdictional coverage
Karst Terrain & Sinkhole Risk: Low

8.5% of county underlain by soluble carbonate rock formations.

HUC8 Primary Watersheds:Mettawee River, Sacandaga, Hudson-Hoosic, Upper Hudson, Lake Champlain
Public conservation land: 17.4% (USGS PAD-US).

Area-specific FAQ

Do I need to call before digging in Warren County?

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

How deep do footings need to be in New York?

In New York, footings typically need to extend below the frost line, which is around 48 inches here. A local contractor will confirm the code requirement for your site.

Verified local listings

Excavation contractors serving Warren County

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