Interactive Calculators & Decision Tools
Permit Checker
4 questions → instant permit requirement estimate with agency guidance.
Cost Estimator
State + road + project → realistic fee breakdown with 2025 data from 15+ jurisdictions.
Timeline Estimator
Phase-by-phase schedule with milestones. Accounts for culverts, variances, and HOA.
Culvert Sizing Reference
Material requirements by state, minimum dimensions, and the mid-construction inspection checklist.
Width Limits Checker
Check if your planned width complies with local limits. Includes 2025 data table for major jurisdictions.
Printable Worksheets & Templates
Permit Preparation Checklist
28 interactive items covering every document and step before submitting. Print or save as PDF.
Pre-Application Worksheet
Fill in before visiting the permit office. Includes site dimensions, drainage info, and questions to ask.
Culvert Specification Sheet
Bring to your county engineer site visit. Section 4 left blank for engineer to fill in required specs.
Site Sketch Guide + Template
Annotated example showing what to draw, plus a blank template with measurement boxes.
Appeal Letter Generator
Customizable letter for a denied permit application. Fill in details, generate, and print.
Recommended Tool Sequence
Start: Permit Checker
60 seconds. Find out which permits likely apply and which agency to contact first.
Budget: Cost Estimator
Realistic fee range before you call the permit office.
Plan: Timeline Estimator
Know how much lead time to build into your project schedule.
Prepare: Download Pre-App Worksheet
Print and fill in before calling — use Section 7 to capture answers from the permit office.
Apply: Preparation Checklist
28 items — make sure your application package is complete before it leaves your hands.
Culvert: Spec Sheet + Sizing Reference
If a culvert is involved, use these two tools together at your pre-application site visit.