How much does sand & gravel mining insurance cost in New Hampshire? (2026)

Recent rate-filing activity — 1 state filings across 1 commercial line

Commercial carriers can't charge whatever they want — each state's Department of Insurance must approve loss-cost filings before they take effect. These are primary-source, government-held records available on SERFF Filing Access. Cited below: the most-recent active filings affecting sand & gravel mining operations, each cited to the regulator or bureau filing it came from.

Source: SERFF Filing Access (filingaccess.serff.com) — the official public-records interface for state Department of Insurance filings. Loss-cost changes shown are the overall bureau-wide change in each state; the actual impact on your quote depends on your class code, payroll, experience modifier, and carrier-specific loss-cost multiplier (LCM). Get a quote for your exact numbers.

National context — Sand & Gravel Mining insurance overview

A sand & gravel operation's signature exposures — fugitive dust, silt and sediment runoff into a stream, water contamination — are exactly what a standard general liability policy's pollution exclusion carves out. That is why a dedicated pollution / environmental policy is the coverage that separates a real aggregate program from a generic contractor policy. These are also MSHA-regulated worksites (the Federal Mine Safety and Health Act), which shapes the safety and workers'-comp picture. Our own quote data shows these operators request general liability first — the page's job is to add pollution and the heavy-equipment lines.

As an industry-typical estimate, an aggregate operation runs well into five figures annually — roughly $15,000–$60,000+/year across general liability, pollution/environmental, contractors' heavy equipment (inland marine), commercial auto on the haul trucks, and payroll-rated workers' compensation — driven mostly by fleet size and limits. No insurance bureau publishes aggregate-mining premiums and no reliable public benchmark exists, so every dollar here is a broad estimate; each coverage fact is sourced to a named authority (IRMI, MSHA, III). Use the calculator below, then get a real quote in 5 minutes.

Industry-typical market ranges (national)

Sourced from III, NCCI, ISO, NAIC, BLS, FMCSA, FDA, NRA — government and bureau publications, not from our quote form

Coverage lines a sand & gravel operation typically carries (industry-typical estimates):

• Pollution / environmental liability: the trade-defining line — dust, silt runoff, and water contamination are removed by the standard CGL pollution exclusion, so a dedicated policy is required. IRMI pollution exclusion.
• Heavy equipment (inland marine): excavators, loaders, crushers, and conveyors on-site and in transit. III inland marine.
• Commercial auto: haul and dump trucks — typically the largest single line. III commercial auto.
• Workers' compensation: mining is a high-hazard, federally MSHA-regulated occupation. MSHA mission.

Fleet size, haul radius, proximity to water, and required limits are primary rating factors.

For New Hampshire-specific direction, see the filed-rate table above.

Get your actual New Hampshire quote in 5 minutes

The data above is regulator-filed direction. Your actual New Hampshire quote depends on class code, payroll, experience modifier, and the LCM each carrier files.

More New Hampshire rate-filing detail

• All New Hampshire commercial rate filings (every line, every recent filing) — the broader rate-data view for New Hampshire
• Rate filings by state — directory of all 47+ states with active filings
• National Rate Change Tracker — every filing across every state, sortable

Get a real New Hampshire quote for sand & gravel mining

The data above shows the regulator-filed direction for New Hampshire. For your actual quote — based on payroll, experience modifier, and the LCM each carrier files — request a free quote in under 90 seconds.

Related guides

• General Liability glossary entry
• Class Code glossary entry
• Our sourcing methodology

Sources cited (national context above)

1. Pollution Exclusion — International Risk Management Institute (IRMI), 2024
2. MSHA Mission (Federal Mine Safety and Health Act) — U.S. Mine Safety and Health Administration (MSHA), 2024
3. Commercial Auto Insurance — Insurance Information Institute (III), 2024
4. Workers Compensation Insurance — Insurance Information Institute (III), 2024