Barrette_NewPARSONS BRINCKERHOFF PTE LTDBORED PILE/BARRETTE/D/WALL CAPACITY CALCULATION

PROJECT:UAA-01DESIGNED BY:AAPSITE LOCATION:MannadiDATE:15/2/14 PILE LOCATION:Gridline E-18 (Column no. PC-29)CHECKED BY:PughaREF. BOREHOLE:PC-29DATE:15/2/14

Type of PileDiameter (Bored)Length (D-wall, Barrette)Width (Barrette)Pile ID, (Enter '1' for D/Wall, '2' for H-pile, '3' for Barrette)22.5Concrete Grade28fcu28MPaGL+3.83Steel GradeHigh Strengthfy500MPaBarrette Top-15.23Barrette Toe-30.00SKIN FRICTIONSoil TypeDepth fromDepth toN-valueShaft length (m)Unit skin friction (kPa)Shaft Frictional Resistance (kN)L=14.770

SM/SC-15.23-20.0015.004.77301124SM/SC-20.00-25.7050.005.701004477G (IV) or Higher-25.70-30.00-4.3030010132

Total14.7715732

Ultimate Pile Shaft Capacity, Qs (kN) =15732END BEARINGPile toe depth14.77mEnter '1' for Soil and '2' for Rock at Pile Toe2Base Grouting (Yes/No)YesN-value at Pile Toe100Unconfined Comp. Strength of Rock3MPaUnit point bearing (Max. limit = 12500)4000.00
lee.cs: lee.cs:Mobilize 10% of End BearingsQp = 2.5UCS (Rock GrIV)kPa Area of Pile Toe (Enter value for H-pile)4.91m2

Ultimate Pile End Bearing Capacity, Qp (kN) =19635

Factor of SafetyCase 1Case 2Skin Friction 1.002.5Case 1 -- Q = Qs /1.5Skin friction onlyEnd Bearing-2.5Case 2 -- Q = (Qs + Qp) / 2.5Toe groutingAllowable Capacity (kN)1573214147

Allowable Pile Geotechnical Capacity, Q (kN) =14147
lee.cs: lee.cs:Consider only skin friction

Unit average negative skin friction0kPaShaft length contributing to NSF0mTotal NSF0.0kN

Net Geotechnical Capacity of pile, Qg (kN) =14147 where Qg = Q - NSFSTRUCTURAL CAPACITYPile Material (Enter '1' for Concrete, '2' for Steel)1Qsa = 0.25*fcu*Ap Reinforcement % for Concrete Pile0.50Qa = 0.25*fcu*Ap - NSF

(Short term) Allowable Structural Capacity, Qsa (kN) =34361(Long term) Allowable Structural Capacity, Qa (kN) =34361

Design Pile Working Capacity, Qw (kN) =14147

&F

Barrette_OldPARSONS BRINCKERHOFF PTE LTDD/WALL CAPACITY CALCULATION

PROJECT:DESIGNED BY:GJLSITE LOCATION:DATE:15/2/14 PILE LOCATION:CHECKED BY:NLREF. BOREHOLE:DATE:15/2/14

Type of PileD/WallPile ID, (Enter '1' for D/Wall, '2' for H-pile)1Size or Diameter3.5mConcrete Grade30fcu30MPaSteel GradeHigh Strengthfy500MPaCOL =-11.535

SKIN FRICTION10500Soil TypeDepth fromDepth toN-valueShaft length (m)Unit skin friction (kPa)Shaft Frictional Resistance (kN)L=6.000

G(V)-11.535-17.535100625013500200
admin: admin:For F19 - Check this Design

Total613500

Ultimate Pile Shaft Capacity, Qs (kN) =13500

END BEARINGPile toe depth6.00mEnter '1' for Soil and '2' for Rock at Pile Toe1N-value at Pile Toe0Unconfined Comp. Strength of Rock0.00MPaUnit point bearing (Max. limit = 12500)3000.00
lee.cs: lee.cs:Mobilize 10% of End BearingsQp = 2.5UCS (Rock GrIV)kPa0
admin: admin:B 35 Area of Pile Toe (Enter value for H-pile)3.50m2

Ultimate Pile End Bearing Capacity, Qp (kN) =10500

Factor of SafetyCase 1Case 2Skin Friction 1.502.5 Q = Qs /1.5 + Qp /3 -- Case 1End Bearing3.002.5 Q = (Qs + Qp) / 2.5 -- Case 2Allowable Capacity (kN)12500.009600.00Allowable Pile Geotechnical Capacity, Q (kN) =9600
lee.cs: lee.cs:Consider only skin friction

Unit average negative skin friction0kPaShaft length contributing to NSF0mTotal NSF0.0kN

Net Geotechnical Capacity of pile, Qg (kN) =9600 where Qg = Q - NSFSTRUCTURAL CAPACITYPile Material (Enter '1' for Concrete, '2' for Steel)1 Qsa = 0.25*fcu*Ap Reinforcement % for Concrete Pile0.50 Qa = 0.25*fcu*Ap - NSF

(Short term) Allowable Structural Capacity, Qsa (kN) =26250(Long term) Allowable Structural Capacity, Qa (kN) =26250

Design Pile Working Capacity, Qw (kN) =9600

&F

SummaryPARSONS BRINCKERHOFF PTE LTDD-WALL CAPACITY SUMMARYPROJECT:2608197ADESIGNED BY:GJLSITE LOCATION:UAA-03 Chamier's Road StationDATE:15/2/14 CHECKED BY:NLDATE:15/2/14 * All capacities/loads are based on per Dwallfy =500N/mm2fcu =32N/mm3Tension Capacities (kN)Comp Capacities (kN)Tension (kN)Compression (kN)ReinforcementRemarksSection BorelogLoctionWidth (m)Total Length (m)Ultimate Geotech Capacity Qs Geotech Capacity (SLS)Strucutural Capacity (SLS)Geotech Capacity Qg (SLS)Structural Capacity Qa (SLS)From Flotation CheckFrom SAP model per m (SLS) + Future LoadingNo.Dia (mm)No.Dia (mm)Ast (mm2)Steel %Capacity CheckA-ACRSI-5AB120.5383380112715412253800080014506.6T20+6.6T255313.21857538370.53OK