J&K Excavation
Bloomington, CASan Bernardino County
excavation, grading, site prep
Verified34 years in business
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Bloomington, CA Contractor directory
Excavation contractors in Bloomington, CA
4 verified excavation contractors serving Bloomington.
Bloomington excavation guide
Ground conditions, permits & project requirements in Bloomington
Hiring for excavation or concrete work in Bloomington? This local research covers the soil, permit, and site conditions a Bloomington contractor will work around — so you can compare bids with the same facts they use.
Skip to 4 contractorsSite & soil conditions
The dominant soil series here is Hanford (sandy loam).
Shrink-swell risk is low, which means stable ground for footings and foundations.
Depth to the water table is roughly 15.0 feet, which typically leaves adequate dry digging depth for most residential work.
Bedrock is roughly 6.5 feet down, unlikely to slow down most excavation jobs.
Permits & requirements
Grading and excavation permits in this area are issued by San Bernardino County Land Use Services Department.
A permit is typically required once earthwork exceeds 50 cubic yards of cut or fill.
Call USANorth / California 811 before you dig — the state requires at least 2 working days of notice.
Apply on the issuing office's sitePhone: 909-387-8311
Frost depth & footing depth
In California, footings typically need to extend below the frost line, which is around 18 inches here. A local contractor will confirm the code requirement for your site.
Contractor licensing in California
Excavation and grading work in California typically requires a state license (CA C-12 (Earthwork and Paving)).
Regulator: California Contractors State License Board.
Local construction activity
Around 6,807 residential building permits were issued across san bernardino County in 2025 — a direct measure of how much earthmoving and site work is happening locally.
Housing stock context
A large share of the housing stock here predates 1983, which means failing septic, drainage, and foundation work is a real and recurring need.
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Excavation & concrete contractors serving Bloomington
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Area-specific FAQ
Do I need to call before digging in Bloomington?
Yes. You should contact USANorth / California 811 at least 2 working days before any digging so underground lines can be marked.
Is the soil here a problem for foundations?
The Hanford soil has low shrink-swell potential, so footings should be reviewed against the local soil conditions.
When do I need a grading permit in Bloomington?
A grading or excavation permit from San Bernardino County Land Use Services Department is typically required once earthwork exceeds 50 cubic yards of cut or fill.
How deep do footings need to be in California?
In California, footings typically need to extend below the frost line, which is around 18 inches here. A local contractor will confirm the code requirement for your site.