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NOTE: For any required additional data (i.e., table/figure) please refer to the textbook (Das, B. M. PRINCIPLES OF GEOTECHNICAL ENGINEERING 9TH ED.) A 15" x 15" concrete pile of 90' length is used to support a vertical load on a 90' deep heavily over consolidated clay layer followed by a deep sand layer. Assume the groundwater table is located deep below the ground surface. The properties of concrete: Unit Weight 135 pcf Elastic Modulus 3×106 psi The soil properties: Properties Clay Layer Sand Layer Friction Angle Ø (°) 30 Cohesion c (psi) 15 Unit weight y (pcf) 110 105 Assume the Factor of Safety is equal to 3, Determine the followings: 1. Ultimate Load, Q 2. Allowable vertical load, Qau NOTE: Please write down all the calculation steps! Show your work clearly! use : 1. Qu = @p+Qs Qp = Ap (c'Nc + q'Nq) Qs = EpALf %3D Qu 2. Qall= FS

NOTE: For any required additional data (i.e., table/figure) please refer to the textbook (Das, B. M. PRINCIPLES OF GEOTECHNICAL ENGINEERING 9TH ED.) A 15" x 15" concrete pile of 90' length is used to support a vertical load on a 90' deep heavily over consolidated clay layer followed by a deep sand layer. Assume the groundwater table is located deep below the ground surface. The properties of concrete: Unit Weight 135 pcf Elastic Modulus 3×106 psi The soil properties: Properties Clay Layer Sand Layer Friction Angle Ø (°) 30 Cohesion c (psi) 15 Unit weight y (pcf) 110 105 Assume the Factor of Safety is equal to 3, Determine the followings: 1. Ultimate Load, Q 2. Allowable vertical load, Qau NOTE: Please write down all the calculation steps! Show your work clearly! use : 1. Qu = @p+Qs Qp = Ap (c'Nc + q'Nq) Qs = EpALf %3D Qu 2. Qall= FS

Structural Analysis
Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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NOTE: For any required additional data (i.e., table/figure) please refer to the textbook (Das, B. M. PRINCIPLES OF GEOTECHNICAL ENGINEERING 9TH ED.) A 15" x 15" concrete pile of 90' length is used to support a vertical load on a 90’ deep heavily over consolidated clay layer followed by a deep sand layer. Assume the groundwater table is located deep below the ground surface. The properties of concrete: Unit Weight 135 pcf Elastic Modulus 3×106 psi The soil properties: Properties Clay Layer Sand Layer Friction Angle Ø (°) 30 Cohesion c (psi) 15 Unit weight y (pcf) 110 105 Assume the Factor of Safety is equal to 3, Determine the followings: 1. Ultimate Load, Q 2. Allowable vertical load, Qau NOTE: Please write down all the calculation steps! Show your work clearly! se: 1. Qu = Op+Qs Qp = Ap (c'Nc + q'Nq) Qs =EpALf 2. Qall=
Transcribed Image Text:NOTE: For any required additional data (i.e., table/figure) please refer to the textbook (Das, B. M. PRINCIPLES OF GEOTECHNICAL ENGINEERING 9TH ED.) A 15" x 15" concrete pile of 90' length is used to support a vertical load on a 90’ deep heavily over consolidated clay layer followed by a deep sand layer. Assume the groundwater table is located deep below the ground surface. The properties of concrete: Unit Weight 135 pcf Elastic Modulus 3×106 psi The soil properties: Properties Clay Layer Sand Layer Friction Angle Ø (°) 30 Cohesion c (psi) 15 Unit weight y (pcf) 110 105 Assume the Factor of Safety is equal to 3, Determine the followings: 1. Ultimate Load, Q 2. Allowable vertical load, Qau NOTE: Please write down all the calculation steps! Show your work clearly! se: 1. Qu = Op+Qs Qp = Ap (c'Nc + q'Nq) Qs =EpALf 2. Qall=
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