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<br />AHZ Consulting Engineers, Inc. <br />111 Rodeo <br />Irvine, CA 92602 <br />(949) 466-1544 <br />Date: 07/13/2025 <br /> Job Code: 25035 <br />South Coast Tech <br />Page 5 of 20 <br /> <br /> <br />Attachment Load: <br /> <br />The ballast report is provided in Appendix 1. According to the report, the maximum uplift load <br />(525 lbs) and lateral load (650 lbs) occur at the attachment points. <br /> <br />Mechanical Attachment Check: <br /> <br />The attachment is U-Anchor® U2600-APP. The datasheet for U-Anchor® U2600-APP is provided <br />in Appendix 2. As shown in Appendix 2, the tension and shear ultimate capacity are: <br /> <br />• Ultimate Load - Shear: 4339 lbs <br />• Ultimate Load - Tension: 2713 lbs <br /> <br />The U-Anchor® U2600-APP is used with 4 fasteners. The ICC ESR report for U-Anchor is provided <br />in Appendix 3. As shown in Appendix 3, the allowable tension and shear for U-Anchor are: <br /> <br />• Allowable Shear: 1446 lbs > 650 lbs OK <br />• Allowable Tension: 813 lbs > 525 lbs OK <br /> <br />For deck mount installation: <br /> <br />For (4) UltraFast #12 screws embedded into 1/2-inch plywood (Appendix 4): <br />- Allowable Uplift = 4 x 326 = 1304 lbs > 525 lbs OK <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />