Kapasitas Aksial Atiang

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 

KAPASITAS AKSIAL TIANG

Software : APILE v.3

Transfer Beban pada Tiang

Kurva T-Z dan Q-Z

Transfer Beban Friksi

Friksi 0.4% Diameter Pile

displacement

Transfer Beban Ujung (End Bearing)

End Bearing

(6-10)% Diameter Pile displacement

Qu = Qb + Qs Kapasitas Ujung (base) Tiang:

   

Kapasitas Friksi (surface) Tiang:

  

Faktor Reduksi Adhesi untuk tanah Lempung

Input dan Output APILE Input APILE – Properti tiang : material dan geometri tiang – Properti tanah : parameter dan profil tanah



 



Output APILE - Grafik kapasitas ultimit VS kedalaman - Grafik kapasitas ujung VS kedalaman - Grafik kapasitas friksi VS kedalaman - Grafik kapasitas VS deformasi relatif tiang - Kurva transfer Beban VS defomasi tiang - Output notepad -

Con t oh Ka sus - 1 :

Qu

Penampang persegi: panjang = lebar = 40 cm E = 20.000.000 kPa I = 0.002133 m4 A = 0.16 m2 0.0

Kohesi (Cu) = 10 kPa Berat isi basah = 17.5 kN/m3 Berat isi = 17.5 kN/m3

Lempung Lunak

1.5 3.0

Lempung Kohesi (Cu) = 50 kPa Berat isi basah = 17.5 kN/m3 8.0 Pasir Padat Sudut Geser dalam (ɸ) = 350 Berat isi basah = 17.5 kN/m3

10.0

14.0

Contoh Kasus – 2 :

Qu Penampang lingkaran: diameter luar = 60 cm diameter dlm = 50 cm E = 20.000.000 kPa I = 0.0032921 m4 A = 0.08635 m2

Kohesi (Cu) = 12 kPa Berat isi basah = 16.0 kN/m3

Sudut Geser dalam (ɸ) = 300 Berat isi basah = 17.0 kN/m3

A

0.0

15.0

A

Potongan A - A

25.0

Kohesi (Cu) = 60 kPa Berat isi basah = 18.0 kN/m3

40.0 Sudut Geser dalam (ɸ) = 350 Berat isi basah = 19.5 kN/m3

50.0 60.0

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