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S' IVALUATION REPORT Number: IF o Originally Issued: 02/11/2-020 Valid Through: 02/28/2021 TABLE 2-HP288 WITH RETROFIT BRACKET-ASD COMPRESSION CAPACITIES Allowable Compression Capacity(kips) Bracket Part , Helix(P3)4 Soil FOS=2 Soil Foundation Foundation 1 Sleeve Part No. Bracket Description Bracket Shaft No. (P1)2 (P2)3 .(Per Helix (P4)5 FOS=2.5 System with System with Plate) (P4)5 Soil FOS=26 Soil FOS=2.56 FS288BL2 FS288ES30 HP288 Low Profile 2 24.0 63.6 40.0 35.5 28.4 24.0 24.0 FS288BL2-G FS288ES30-G Bracket w/30"sleeve 26.8 1 71.1 40.0 35.5 28.4 26.8 26.8 For SI:1 inch=25.4 mm,1 kip=1000 Ibf=4.448 kN 'Part numbers with"G"suffix indicate hot-dip galvanized coating.Part numbers without a"G"suffix indicate plain steel. 2Bracket capacities are based on full scale load tests and assumes a minimum concrete compressive strength(f c)of 2,500 psi(17.24 MPa). 3Shaft capacities are limited to foundation systems with fully braced shafts as described in Section 3.1.2 of this report. 4Helix capacity is based on a single helix plate with outer diameter of 8,10,12 or 14 inches(203 mm,254 mm,305 mm,or 356 mm). 5Soil capacity is derived from torque correlation calculations per Section 3.1.1 of this report,with piles installed at the maximum torsion rating. 6Foundation system allowable capacities are based on the lowest of P1,P2,P3 and P4 listed in this table. Nuts each end (HWH8N-Z-075) Cap (FS288C) 'EXISTING Threaded Rod :STRUCTURE (HWTRS210-Z-075=16) Low Profile 2 Bracket (FS288BL2) ,• ' �,%j/\,f.\i� I .mil j\;.. 30'Sleeve (FS288ES30)' Pier Shaft Coupler Coupler Bolts and (HWS5&Z-075.425 and HWSJ5N-Z-075) FIGURE 1-FS288131_2 RETROFIT BRACKET AND SHAFT ASSEMBLY TABLE 3-HP288 WITH NEW CONSTRUCTION BRACKET-ASD COMPRESSION CAPACITIES Bearing Plate Minimum Edge Allowable Compression Capacity(kips) Concrete Helix(P3)4 Soil Soil Foundation Foundation Bracket Part No.' Dimensions Distance Bracket Shaft (in) Compressive "A"(in) (Pl)2 (P2)3 (Per Helix F05=2 FOS=2.5 System with System with Strength(psi) Plate) (P4)5) (P4)5 Soil FOS=26 Soil FOS=2.56 HP288NCB or 2500 3 33.1 63.6 40.0 35.5 28.4 33.1 28.4 HP288NCB-G 6 x 6 x 0.75 >_4 44.1 63.6 40.0 35.5 28.4 35.5 28.4 3000 2 3 39.7 63.6 40.0 35.5 28.4 35.5 28.4 HP288NCB8 or 8 x 8 x 1.75 2500 >_4 43.1 63.6 40.0 35.5 28.4 35.5 28.4 HP288NCB8-G For SI:1 inch=25.4 mm,1 kip=1000 Ibf=4.448 kN 'Part numbers with"G"suffix indicate hot-dip galvanized coating.Part numbers without a"G"suffix indicate plain steel. 2Bracket capacity is based on concrete bearing strength only.All other design provisions related to the concrete foundation,such as punching shear, are outside the scope of this evaluation report,and shall be determined in accordance with ACI 318. 3Shaft capacities are limited to foundation systems with fully braced shafts as described in Section 3.1.2 of this report. 4Helix capacity is based on a single helix plate with outer diameter of 8,10,12 or 14 inches(203 mm,254 mm,305 mm,or 356 mm). sSoil capacity is derived from torque correlation calculations per Section 3.1.1 of this report,with piles installed at the maximum torsion rating. 6Foundation system allowable capacities are based on the lowest of P1,P2,P3 and P4 listed in this table. Page 6 of 7