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    Provided by RSH Engineering, Inc. Texas Engineering Firm License: F-10619

    Ensure Code Compliance with Expert Engineering Documentation

    RSH Engineering, Inc. offers fast, reliable third-party reviews of Tunneling & Backfill Operations performed beneath residential and commercial foundations, typically following plumbing repairs or replacements. Our document-based engineering letters help contractors meet code requirements and protect against future liability.

    Who We Serve

    We design our Tunneling & Backfill Review service with the following groups: 

    • Plumbers: Confirm tunneling work meets 2021 IRC standards 
    • General Contractors: Obtain engineering letters for warranty, permitting, or client assurance 
    • Public Adjusters: Secure documentation for foundation-related insurance claims 
    • Legal Professionals: Access authoritative engineering reviews for construction disputes 

    No on-site inspection or destructive testing is required. Submit your photos and procedural We will issue a formal engineering letter if the submitted documentation is sufficient. 

    tunnel plumbing

    What We Review

    Our engineers evaluate submitted documentation to verify: 

    • Compliance with 2021 IRC standards for backfill operations 
    • Proper tunneling and backfill techniques that support foundation stability 
    • Accuracy and completeness of contractor-provided records 

    Upon approval, you will receive a formal engineering letter suitable for: 

    • Warranty validation 
    • Insurance claims 
    • Permitting documentation 
    • Legal support 
    Maintenance Recommendations

    To help prevent future foundation movement, we recommend: 

    • Maintaining consistent soil moisture around the foundation 
    • Installing and maintaining a functional foundation watering system 
    • Making sure gutter discharge lines direct water at least 5 feet from the structure
    Scope & Limitations

    This is a document-based review only. Please note: 

    • No on-site inspections or destructive testing are performed 
    • We do not certify workmanship or contractor performance 
    • No warranty is provided on the physical condition or future stability of the work 
    • Professional liability is limited to the fee paid for the review 
    • Contractors retain full responsibility for execution and warranty of their work 

    Use of our engineering letter constitutes acceptance of these terms. 

    Contact RSH Engineering, Inc. to request your Tunneling and Backfill Engineering letter today.

    Tunneling & Backfill Operation Review

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    Commercial Inspections
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    End-of-Builders Warranty Inspection
    End-of-Home Owners Warranty Inspection
    Final Walk-Through Inspection Report
    Foundation Inspection & Analysis
    New Home Consulting and Inspection
    New Home Consulting and Inspection
    New Home Consulting and Inspection
    New Home Consulting and Inspection
    Pre-Existing Home Inspection
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