Free Interactive Tool
811 Wait Time Calculator
Enter your state and ticket submission date — get your exact legal dig date, ticket expiration, re-notify reminder, one-call center info, and a printable pre-dig checklist.
Calculate Your Earliest Legal Dig Date
Accounts for business days, weekends, and all 11 US federal holidays automatically.
Earliest Legal Dig Date
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Ticket Expires
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State—
Wait Period—
One-Call Center—
Online Tickets—
Set Re-Notify Reminder:
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Submit a new ticket on or before this date to avoid a work stoppage.
State One-Call Center Directory
Select a state to see its one-call center name, wait period, validity window, and direct portal link.
Pre-Dig Safety Checklist
Check off every step before the first shovel goes in. Progress saves during your session.
ℹ️ About This Tool Calculations use state one-call law data as of 2025 and account for all 11 US federal holidays. Business day math excludes weekends. Always verify your exact state requirements with your one-call center before digging. This tool provides general guidance only.
Related Guides
Download PDF Checklist
Print-ready pre-dig checklist you can take to the job site.
Wait Times by State
Full table of every state's required 811 wait period.
Re-Notify Rules
What to do when your ticket expires mid-project.