CONCRETE CANTILEVER RT WALL

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Transcript of CONCRETE CANTILEVER RT WALL

  • 8/7/2019 CONCRETE CANTILEVER RT WALL

    1/3

    RETAININGWALL CALCULATION SHEET

    PROJECT : KILANG LPG PLANT MBP - BBWM BEKASI PROJECT

    Type : Cantilever Reinforcement Concrete Wall

    P = 1.7 kN General Information :

    Weight per Unit Volume (c) : 25 kN/m3

    0.4 q= 10 kN/m2 Distribute Load : 10 kN/m2

    -> Soil Data (1) : -> Concrete Fence :

    : 18 Per m' 0.2 Ton = 1.7 kN

    c : 0 kPa

    Back Fill : 19 kN/m3

    1 1

    4 Pa2

    2 `

    Stem Heel

    Toe 3

    O qKa

    Soil Data (2) :

    Maks Min : 20

    c : 20 kPa

    2.00

    HYKa

    0.3 0.6 2.5

    3.40

    Pa1

    1.33

    135.27 27.49

    0.40

    4

    0.05

    Tabel Vertical Force and Moment at Toe (O )

    No. Distance fr. O

    (kN) (m) (kN)

    1

    2

    3

    4

    P

    q

    W:

    Ka = tg2

    (45 - /2) :

    Pah = 0,5H

    2

    Ka+qHK

    a :

    Active Soil Presure Total and moment to O :

    1 Cek Stability with Shear :

    Wall Length : B = m

    Base of Wall assumed very rough so = and adhesi cd = c2

    Rh = cdB + W tg kN/m

    Fgs = Rh /Ph > 1.5 OK

    .

    171.00 2.15 367.65

    36.00 0.70 25.20

    9.00 0.43 3.90

    Weight (W) Moment to O

    34.00 1.70 57.80

    .

    25.00 2.15 53.75

    276.70 Mr: 515.76

    0.53

    101.35

    Active Soil Pressure total,Pa Distance fr. O Moment to O

    (kN) (m) (kN.m)

    80.24 1.33 106.98

    21.11 2.00 42.23

    Pa : 101.35 M : 149.21

    168.71

    3.40

    1.66

    1.70 4.40 7.46

    Page 1 rt wall.xlsx

  • 8/7/2019 CONCRETE CANTILEVER RT WALL

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    RETAININGWALL CALCULATION SHEET

    PROJECT : KILANG LPG PLANT MBP - BBWM BEKASI PROJECT

    Type : Cantilever Reinforcement Concrete Wall

    2 Cek Stability with Overtunning :

    Fgl

    = MW

    /Mgl

    > 1.5 OK

    3 Cek Stability With Bearing Capacity Failure :

    Foundation Assumed at surface

    - Hansen Equation

    m

    e=B/2 - xe m

  • 8/7/2019 CONCRETE CANTILEVER RT WALL

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    RETAININGWALL CALCULATION SHEET

    PROJECT : KILANG LPG PLANT MBP - BBWM BEKASI PROJECT

    Type : Cantilever Reinforcement Concrete Wall

    > Tranversal Force

    Sy = 0,5 1 y2

    Ka1+qy Ka1 y2

    + y

    Pressure at bottom foundation assumed trapezoid-shape :

    q= (V/B(1(6e/B)) for e