Terms of Service
Last updated: January 2026
1. Introduction
By accessing Pro Gravel Calculator, you agree to be bound by these Terms of Service. If you disagree with any part of these terms, you may not use our service.
2. Disclaimer of Warranties (Estimation Only)
Important Estimation Disclaimer
The calculations provided by this tool are estimates only. While we effectively align our density data with industry standards, actual material density, moisture content, and compaction can vary significantly.
Pro Gravel Calculator is not responsible for any over-ordering or under-ordering of materials, nor for any costs associated with the disposal of excess material or the delivery of additional material.
3. Use License
Permission is granted to temporarily use the materials (software) on Pro Gravel Calculator's website for personal, non-commercial transitory viewing only.
4. Limitation of Liability
The calculations provided by progravelcalculator.online are estimates intended for planning purposes only. In no event shall Pro Gravel Calculator Online or its owners be liable for any direct, indirect, or consequential damages arising from:
- Material over-ordering or under-ordering based on tool results.
- Any technical errors, downtime, or data loss/leakage.
- Any financial loss resulting from the use of this free utility.
Our total liability to you for any claim arising from the use of this website shall be limited to zero ($0), as this is a free-to-use service.