Workers’ Comp for Excavation Contractors

Workers’ Comp Insurance for Excavation Contractors

Q: How much does workers' comp cost for excavation contractors?

It depends on your state, payroll, class code, 6217 or 6218, and experience mod. Given the elevated real risk in this trade, a real quote against your actual operation matters more than a general estimate.

CompShield is an independent workers’ comp agency, not tied to a single carrier, and we specialize in nothing but workers’ comp. Excavation work carries some of the most tightly regulated risk in construction, trench collapse specifically, and getting your classification and safety compliance aligned is exactly where we focus, not a generic construction quote.

Trench-related deaths nearly doubled to 39 in 2022, the worst year since 2005, before dropping roughly 70% to 15 in 2023 after a federal enforcement campaign. That swing shows how directly compliance affects real outcomes, and real premium.

The Real Risk

Trench Collapse Is a Named, Regulated Hazard

OSHA’s excavation standard, 29 CFR 1926 Subpart P, requires protective systems, sloping, benching, shoring, or shielding, for excavations 5 feet or deeper, unless the excavation is in stable rock. It also covers safe access and egress, utility location before digging, and hazardous-atmosphere or water-accumulation exposure.

Beyond cave-ins, struck-by hazards from heavy equipment and caught-in/compressed injuries are leading categories in BLS fatal-injury data for construction. Falls, slips, and trips accounted for over a third of construction/extraction deaths in recent BLS data.

Federal enforcement specifically targeting trench safety cut trench-related deaths by roughly 70% in a single year, a direct sign of how much compliance affects real outcomes.

Sources: OSHA 29 CFR 1926 Subpart P, OSHA News Release, Trench Safety

Classification

Excavation Has Its Own Dedicated Class Codes

Excavation work is commonly classified under NCCI Class Codes 6217, “Excavation & Drivers,” and 6218, “Excavation,” both under the Construction, Heavy & Civil category. These reflect real, elevated risk, distinct from general contracting or lighter site work.

Misclassifying excavation labor under a lower-rated general-construction code is a known audit red flag. We won’t publish a specific rate here, real numbers come from your state, carrier, and actual payroll.

Sources: NCCI Class Code 6217 reference

Pricing

How Much Does Workers’ Comp Cost for an Excavation Contractor?

Payroll ÷ 100 × Class Code Rate × Experience Mod = Premium

Payroll. Your total insurable payroll, correctly reported under codes 6217 or 6218.
Class code rate. Excavation is rated for its real, elevated risk, distinct from lighter general-construction work.
Uninsured subs. A sub without a valid certificate of insurance can have their pay added back to your own payroll at audit.

We won’t publish a fake average, real numbers come from your specific payroll and state.

Get Your Real Number

Common Questions

Workers’ Comp for Excavation Contractors, Answered

It depends on your state, payroll, class code (6217 or 6218), and experience mod. Given the elevated real risk in this trade, a real quote against your actual operation matters more than a general estimate.

Excavation is commonly classified under codes 6217 or 6218, both under Construction, Heavy & Civil, reflecting the real elevated risk of the work.

Generally, yes. Without a valid certificate of insurance, a sub’s payroll is often added back to the hiring contractor’s own audited payroll, raising the GC’s premium.

Beyond the legal penalties your state imposes for non-compliance, you remain exposed to direct liability for any on-the-job injury, without the protections a workers’ comp policy would otherwise provide.

Yes, workers’ comp generally covers on-the-job injuries regardless of fault, including trench collapse incidents, which is exactly why accurate classification for this elevated-risk work matters.

Payroll multiplied by your class code rate, then adjusted by your experience mod. Misclassifying excavation labor under a lower general-construction code is a known audit red flag that can trigger a retroactive adjustment.

Your experience mod compares your claims history to similar excavation contractors in your class code. Given how regulated and closely tracked trench safety is, a strong compliance record can meaningfully help your mod over time.

Requirements vary by state. We’re licensed in 28 states and can confirm the exact requirement, and any applicable exemptions, for your specific state.

Yes. New businesses are typically quoted on estimated payroll for the first policy term, then trued up at audit once real payroll numbers are in.

Where We Cover This Trade

Excavation Coverage, State by State

We’re licensed in 28 states. Here’s where we’re actively writing workers’ comp for excavation contractors right now.

Texas
Florida
Pennsylvania
Georgia
Indiana
See All 28 Licensed States →

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