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2118 JEFFERSON PL 2024-10-25
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2118 JEFFERSON PL 2024-10-25
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Last modified
10/25/2024 7:51:43 AM
Creation date
7/30/2024 10:12:09 AM
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Address Document
Street Name
JEFFERSON PL
Street Number
2118
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w _ <br /> • <br /> 7 of 31 <br /> A PROJECT NO. SHEET NO. <br /> S230503-2XR <br /> /1.0•••• <br /> ii <br /> PROJECT 2118 Jefferson PI Everett WA 98203 <br /> LONGITUDE SUBJECT Foundation Stabilization/Jacking <br /> ONE TWENTY° <br /> ENGINEERING&DESIGN BY JT DATE 08/29/2023 <br /> /deal Foundation Systems 2-7/8"0 Helical Pile(0.203-inch wall thickness)-Soil Capacity per ESR-3750 <br /> DIGGA 6K Drive Head Torque Correlation factor, Ultimate Axial Compressive Allowable Axial Compressive <br /> Targrre; T Pressure K¢ Capacity Capacity <br /> (ribs) <br /> 050 Compression,(ft-1 y P.=KIT,(kips) P.=0.5•P.,(kips) <br /> 500 1,554 9 14.0 7.0 <br /> 600 1,865 9 16.8 8.4 <br /> 700 2,176 9 19.6 9.8 <br /> 800 2,486 9 22.4 11.2 <br /> 900 2,797 9 25.2 12.6 <br /> 1000 3.108 9 28.0 14.0 <br /> 1100 3,419 9 30.8 15.4 <br /> 1200 3,730 9 33.6 16.8 <br /> 1300 4,040 9 36.4 18.2 <br /> 1400 4,351 9 39.2 19.6 <br /> 1500 4,662 9 42.0 21.0 <br /> 1600 4,973 9 44.8 22.4 <br /> 1700 5,284 9 47.6 23.8 <br /> 1800 5,594 9 50_3 25.2 <br /> 1900 5,905 9 53.1 26.6 <br /> 2000 6,216 9 55.9 28.0 <br /> _ <br /> MAX 2100 6,527 9 58.7 29.4 <br /> i.)DIGGA 6K Drive Head differential pressure display to torque output has been pulled from the attached conversion charts provided by DIGGA_ <br /> ii.)Per Table 5A of ESR-3750,the maximum installation torque rating of a 2-7/8"0 helical pile(0.203-inch wall thickness)is 8,300 ft'lbs_Per Ideal <br /> Manufacturing,Inc_,the maximum installation torque rating of a 2-7/8"o helical pile(0.203-inch wall thickness)is 8,000 ft•lbs_Final installation <br /> torque shall not exceed the lesser of these limiting values. <br /> iii.)Piles shall reach a torque that correlates with an allowable capacity that meets or exceeds the maximum allowable load demand as listed in the <br /> structural package,but shall not exceed the maximum allowable capacity for any part of the pile assembly_ <br /> iv.)Refer to ESR-3750 and Ideal Manufacturing,Inc_ documents for additional information and requirements. <br /> v.)Definitions per ESR-3750: <br /> T=Final Installation torque in ft"lbs;the last torque reading taken during pile installation,using,for example,the <br /> torque reading instruments connected to the installation equipment. <br /> Kt=Torque correlation factor per ESR-3750 <br /> P.=Ultimate axial compressive capacity(in kips)of helical pile <br /> P,=Allowable axial compressive capacity(in kips)of helical pile <br /> vi.)For torque readings between those listed,use the following equation to determine the allowable capacity:P.=(T'K1)/2 <br /> vii.)1 kip=1,000 lbs <br /> L120 ENGINEERING&DESIGN <br />
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