Disclaimer

1. Purpose and Limitations

DrainageCalculators.com provides free online calculators, reference tables, and educational content related to stormwater drainage, hydraulics, and hydrology. These tools are designed to:

• Assist with preliminary calculations and conceptual design
• Provide educational resources for students and professionals
• Offer quick reference values for engineering parameters
• Support learning and understanding of drainage engineering principles

These tools are NOT intended to replace professional engineering analysis, judgment, or software. Results should be considered preliminary estimates only and must be verified by a qualified professional before use in any actual design or construction project.

2. No Warranty

THE WEBSITE AND ALL CONTENT, CALCULATORS, DATA, AND TOOLS ARE PROVIDED "AS IS" AND "AS AVAILABLE" WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO:

• THE IMPLIED WARRANTIES OF MERCHANTABILITY
• FITNESS FOR A PARTICULAR PURPOSE
• NON-INFRINGEMENT
• ACCURACY, COMPLETENESS, OR RELIABILITY OF RESULTS
• AVAILABILITY OR UNINTERRUPTED ACCESS
• FREEDOM FROM ERRORS, BUGS, OR VIRUSES

We do not warrant that the calculators will produce accurate results for your specific application, that reference data is current or complete, or that the methodologies implemented are appropriate for all situations.

3. User Responsibility

By using this Website, you acknowledge and agree that:

• Verification Required: You are solely responsible for verifying all calculations, results, and reference data before use in any project.
• Input Accuracy: You are responsible for the accuracy of all input data and parameters you provide to the calculators.
• Appropriate Use: You will use the tools only for appropriate applications within their stated limitations and assumptions.
• Professional Judgment: You will apply appropriate professional judgment when interpreting and using results.
• Local Requirements: You will ensure compliance with all applicable local, state, and federal regulations, codes, and standards.
• Site-Specific Conditions: You understand that actual site conditions may differ significantly from assumptions used in these calculators.

4. Limitation of Liability

IN NO EVENT SHALL DRAINAGECALCULATORS.COM, ITS OWNERS, OPERATORS, AFFILIATES, OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, CONSEQUENTIAL, OR PUNITIVE DAMAGES ARISING OUT OF OR RELATED TO:

• YOUR USE OF OR INABILITY TO USE THE WEBSITE
• ANY ERRORS OR INACCURACIES IN CALCULATIONS OR CONTENT
• ANY DECISIONS MADE BASED ON INFORMATION FROM THIS WEBSITE
• ANY PROPERTY DAMAGE, PERSONAL INJURY, OR DEATH
• ANY DESIGN, CONSTRUCTION, OR OPERATIONAL FAILURES
• ANY REGULATORY NON-COMPLIANCE OR PERMIT ISSUES
• ANY LOSS OF DATA, PROFITS, OR BUSINESS OPPORTUNITIES

THIS LIMITATION APPLIES REGARDLESS OF THE THEORY OF LIABILITY (CONTRACT, TORT, STRICT LIABILITY, OR OTHERWISE), EVEN IF WE HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.

5. Methodology and Sources

The calculators and reference data on this Website are based on published engineering methodologies and standards, including but not limited to:

• USDA Natural Resources Conservation Service (NRCS) Technical Releases
• US Army Corps of Engineers Hydrologic Engineering Center publications
• Federal Highway Administration (FHWA) hydraulic design manuals
• American Society of Civil Engineers (ASCE) manuals of practice
• State and local drainage design manuals
• Academic textbooks and peer-reviewed publications

While we strive to implement these methodologies accurately, we make no representations that our implementations are error-free, current with the latest revisions, or appropriate for all applications. Users should consult original source documents for authoritative information.

6. Professional Engineering Requirements

Many jurisdictions require that drainage and hydraulic designs be prepared by or under the supervision of a licensed Professional Engineer (PE). This Website:

• Does not provide engineering services and should not be construed as offering professional engineering advice.
• Cannot substitute for professional engineering judgment in the design, review, or approval of any project.
• Should not be used as the sole basis for any design, construction, or regulatory submission.
• Does not create an engineer-client relationship between the Website operators and any user.

If you require engineering services, please consult with a licensed Professional Engineer in your jurisdiction.

7. Third-Party Links

This Website may contain links to third-party websites, resources, or tools. These links are provided for convenience and informational purposes only. We:

• Do not endorse, control, or assume responsibility for third-party content
• Make no representations about the accuracy or reliability of external resources
• Are not responsible for any damages arising from your use of third-party sites
• Encourage you to review the terms and privacy policies of any linked sites

8. Changes to Disclaimer

We reserve the right to modify this Disclaimer at any time without prior notice. Changes will be effective immediately upon posting to the Website. Your continued use of the Website after any modifications constitutes your acceptance of the revised Disclaimer.

We encourage you to review this Disclaimer periodically for any changes. The "Last Updated" date at the top of this page indicates when this Disclaimer was last revised.

9. Governing Law

This Disclaimer shall be governed by and construed in accordance with the laws of the United States and the State of [Your State], without regard to its conflict of law provisions. Any disputes arising under or related to this Disclaimer shall be subject to the exclusive jurisdiction of the courts located in [Your County], [Your State].

10. Contact

If you have any questions about this Disclaimer or the Website, please contact us:

• Website: DrainageCalculators.com
• Related Site: DrainageConnect.com