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    Hail & Storm Damage · Damage assessment

    Guidelines to Assess Hail Damage to Shingle Roofs

    NelsonForensic paper

    Engineers from Nelson Architectural Engineers set out a repeatable method for assessing hail damage on residential and commercial shingle roofs, covering the parameters that drive severity — age, material, hail size, impact angle — and how to document them.

    Source: Nelson Architectural Engineers, Inc. (ASCE) — East, Lozos, Verhulst, DeLeon and Ahuja · Professional paper

    • hail damage assessment
    • shingle roof inspection
    • test square
    • hail severity
    • damage criteria
    • forensic inspection method
    • impact angle
    • roof age
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    Correlating Hail-Strike Bruises With Hailstone Size, Roof Pitch, and Storm Direction

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    RCIInterface (RCI, Inc.) — Petty and Kasberg, EES Group, Inc. · 2009

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    RICOWI Hailstorm Investigation Program: Dallas/Fort Worth, May 2011

    Reports the second RICOWI hailstorm investigation, in which seven teams inspected more than 100 roof systems after the May 24, 2011 Dallas/Fort Worth storm to document how different roofing products — including impact-resistant products — performed against substantiated hail sizes.

    RCIInterface (RCI, Inc.), excerpted with permission from RICOWI — Herzog · 2012

    Forensic paperPDF · 4 pages · 891 KB

    Manufactured Hail Damage: Telling Fraud From Storm Damage

    A roof consultant's field guide to spotting deliberately fabricated hail damage — hammer strikes, dime-spinning, mandrel punctures — by what real ice cannot do to mineral granules, and by checking the peripheral surfaces a genuine storm always marks.

    RCIInterface (RCI, Inc.) — Lyle D. Hogan, PE, RRC, FRCI · 2013

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