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BRIGHTON SERVICES

Excavation in Brighton

Licensed excavation services for Brighton and Adams County. Groundwork done right.

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Excavation

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Local Service

Excavation Services in Brighton, Colorado

Autotelic provides professional excavation services throughout Brighton and the surrounding Adams County area. Foundation excavation, utility trenching, grading, and backfill services for residential and commercial construction. Whether you're in Brighton (northeast Denver metro) or nearby communities, our team delivers quality workmanship backed by Colorado licensing and full insurance coverage.

Permit Thresholds

Brighton permit thresholds

Brighton, Colorado (City of Brighton building department) requires a building pe
Any owner or authorized agent who intends to construct, enlarge, alter, repair, move, demolish or change the occupancy of a building or structure, or to erect, install, enlarge, alter, repair, remove, convert or replace any electrical, gas, mechanical or plumbing system...Section R105.1
Code reference
This is codified in Brighton Municipal Code (BMC) Chapter 15 (Buildings and Construction), particularly Article 15-28 (International Residential Code adoption and amendments).
Building
One-story detached accessory structures (e.g., sheds, playhouses) ≤ 200 sq ft floor area (zoning must still be met); retaining walls ≤ 4 ft high (footing to top); painting, papering, tiling, carpeting, cabinets, countertops, and similar finish work; prefabricated swimming pools < 24" deep; swing set
Electrical
Listed plug-and-cord temporary decorative lighting; replacement of a circuit breaker (same location/capacity); low-voltage wiring/devices (< 25 volts, ≤ 50 watts); minor repairs like changing bulbs or same-location fixture/outlet replacement.
Notes on exemptions and triggers
The FAQ lists slightly varying shed thresholds (e.g., < 120 sq ft in one place); the dedicated permit guide (200 sq ft) is the more specific reference.
Code reference
Any structural alteration, enlargement, or repair affecting the structure generally triggers a permit under the broad “alter/repair” language of R105.1 (no separate valuation-based threshold or explicit “structural trigger” list beyond this).
Use tax/fee basis
Use tax is 3.75% applied to 50% of the project valuation (materials + labor).

Codes are amended regularly — verify current requirements with **The City of Brighton (specifically its Community Development/Building Division) issues residential building permits.

Energy Code

Brighton energy code quick facts

Code reference
2021 IECC (no specific local energy code amendments identified beyond the base code and any applicable state requirements).
Code reference
Brighton’s official codes page explicitly lists the International Energy Conservation Code 2021 (alongside the other 2021 I-Codes).
Code reference
Colorado state law (e.g., HB 22-1362) requires adoption of the 2021 IECC (plus electric/solar ready provisions) when updating other building codes, but Brighton’s published list aligns with the 2021 edition without further local overrides described.
Code reference
Brighton is in Climate Zone 5B (standard for the Denver-metro/Adams County area).
Code reference
Key prescriptive requirements relevant to remodels/additions are drawn from the 2021 IECC (base code) for CZ 5B.
Code reference
Specific numeric values and sections are not detailed in Brighton’s public code listings or amendments pages; refer directly to the 2021 IECC Table R402.1.2 (or equivalent) and related sections for wall/ceiling insulation R-values or U-factors, air-sealing thresholds (typically tested or prescriptiv
Code reference
The city adopts the 2021 IECC via its standard building code adoption process (see codes page and related ordinances adopting the 2021 I-Codes).
Construction use tax
City of Brighton imposes a 3.75% city use tax on construction and building materials (paid on an estimated basis at permit issuance; contractors track and reconcile actuals; present permit to suppliers to avoid duplicate city sales tax).

Codes are amended regularly — verify current requirements with **The City of Brighton (specifically its Community Development/Building Division) issues residential building permits.

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What excavation work covers

Excavation in the Denver metro includes foundation cut, site grading, utility trenches, benching, sloping, and shoring when soils or lot-line conditions require it. Neighboring structures, utilities, and the public right-of-way often drive method. A municipally licensed Denver general contractor coordinates earthwork and licensed specialty trades. Cost is project-specific and depends on depth, soils, and protection of adjacent property.

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When shoring and extra permits show up

Denver CPD commonly treats excavation, benching, or shoring as a separate permit when the cut is more than 4 feet deep, closer than 4 feet to a lot line, or steeper than 1.5 horizontal to 1 vertical. IRC houses follow building-code policy ADMIN 130/131 and DCBC 3307; those details often ride with the residential construction permit, with excavation issued first. Shoring and soils packages are typically sealed by design professionals. Work that abuts the public ROW may need a DOTI excavation bond; shoring that enters the ROW needs a temporary shoring ROW permit.

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Permits and who coordinates the work

City and County of Denver Community Planning and Development reviews excavation and shoring. Denver DOTI reviews Sewer Use and Drainage (SUDP) for excavations, grading, floodplain, groundwater, and ROW impacts. The residential permitting guide also calls for DDPHE review on excavations. Check floodplain status at denvergov.org/flood before drawing. Cities and counties license general contractors. Colorado has no statewide general contractor license. Autotelic acts as a municipally licensed Denver general contractor and coordinates licensed specialty trades for excavation scopes.

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What buyers should prepare

Proposed depth, distance to lot lines, any soils report, photos of neighboring structures, and whether the dig will touch the alley or street.

FAQ

Common questions

Do I need a separate excavation permit in Denver?

Often yes when the cut is over 4 feet deep, close to a lot line, or steeper than 1.5 to 1. Houses may include excavation details with the building permit, with excavation issued before construction.

Who handles excavation permits and licensing?

A municipally licensed Denver general contractor coordinates the project and licensed specialty trades. Colorado has no statewide general contractor license.

What is SUDP doing on a dig?

DOTI reviews sewer, storm grading, floodplain, groundwater, and ROW impacts for excavations. It is a separate review that typically runs with the building package.

When is shoring required?

When slopes cannot be laid back to the allowed ratio, when the cut is near a lot line or structure, or when the soils report requires it. Design professionals seal those packages.

What information helps define scope?

Depth, lot-line clearance, floodplain status, existing utilities, and city or county.

Service Area

Serving Brighton and Adams County

We serve Brighton, CO and all surrounding Denver metro communities. Our team is based in Denver and operates throughout the Front Range, from Castle Rock to Longmont and everywhere in between. Contact us for a free estimate on your Brighton project.

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