Mississippi Hydrovac & Excavation Regulations
Excavation laws, 811 requirements, and licensing information for Mississippi.
Mississippi requires excavators to contact Mississippi 811 at least 2 business days before digging. The Mississippi Underground Facilities Damage Prevention Act protects buried utilities across the state.
Hydrovac excavation is increasingly adopted in Mississippi for pipeline work and utility construction, especially in areas with clay soils and the Mississippi River floodplain.
Call Before You Dig: Mississippi 811
Phone: 811 | Notice Required: 2 business days
Visit Mississippi 811 WebsiteTolerance Zone
Hand digging or non-destructive methods required within 18 inches of marked facilities.
Key Regulations
Underground Facilities Damage Prevention Act
Requires notification before excavation and establishes safety standards.
Mississippi Code 77-13-5 et seq.
Facility Marking Requirements
Utility operators must mark facilities within 2 business days of notification.
Emergency Excavation
Emergency work may begin without notice but must be reported as soon as practicable.
Penalties for Violations
Mississippi imposes penalties for excavation violations.
Maximum Fine: $5,000
- ●Civil liability for repair costs
- ●Potential misdemeanor charges
Licensing Requirements
- Mississippi contractor license from the State Board of Contractors
- Local business license
- Liability insurance meeting state requirements
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