3. Fondasi

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3. Fondasi
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  4.4 Desain Pondasi4.4.1 Daya Dukung Pondasi Dengan Metode Mayerhoff a. Sondir (CPT)1. Data perancangan untuk tiang pancang diameter 30 cm: Diameter Tiang=30cmKedalaman=37,8mBerat tiang/m'=113kg/mSF 1=3SF 2=5 - Sondir 1 (kedalaman total 38,40 meter) Kedalaman=38,4m=kg/cm 2 q  c2 =kg/cm 2 q  c =kg/cm 2 JHP =kg/cm 2  Berat tiang=Berat tiang/m' x L tiang=113 kg/m' x 38,4 m=kg=ton  Daya dukung tiang pancang tunggal==24,34=4339kg-+1323,6 . 94,3555178,64128,2 . 707,14355,179tonDatatanahyangdigunakanpadaperhitunganmetode  Meyerhoff  ,adalahdata sondir dari empat titik berbeda.1323,6Q ijin =q  c  . A+JHP . K -SF 1 SF 2 128,2106,43150W tiang4339,2(106 + 150)q  c =(35 + 60 + 100 + 125 + 130 + 145 + 150)=q  c1 7  - Sondir 2 (kedalaman total 37,80 meter) Kedalaman=37,8mq  c1 ==kg/cm 2 q  c2 =kg/cm 2 q  c =kg/cm 2 JHP =kg/cm 2  Berat tiang=Berat tiang/m' x L tiang= kg/m' x 37,8 m=kg=ton  Daya dukung tiang pancang tunggal== - Sondir 3 (kedalaman total 37,80 meter) Kedalaman=37,8mqc 1 ==kg/cm 2 qc 2 =kg/cm 2 qc=kg/cm 2 JHP =kg/cm 2 427152778,5029kg=+(100 + 150)2ton-1236,4 . 94,3125 . 707,14352,7794271,44,27(65 + 60 + 105 + 95 + 100 + 125 + 150)7W tiang1001501251236,4-q  c =Q ijin 114,41338,2qc=73,86 + 155273,857155(32 + 45 + 45 + 65 + 70 + 105 + 155)7=q  c  . A+JHP . K SF 1 SF 2 5   Berat tiang=Berat tiang/m' x L tiang=113 kg/m' x 37,8 m=kg=ton  Daya dukung tiang pancang tunggal== - Sondir 4 (kedalaman total 37,80 meter) Kedalaman=37,8mq  c1 ==kg/cm 2 q  c2 =kg/cm 2 q  c =kg/cm 2 JHP =kg/cm 2  Berat tiang=Berat tiang/m' x L tiang= kg/m' x 37,8 m=kg=ton  Daya dukung tiang pancang tunggal===q  c  . A+JHP . K SF 1 SF 2 +(50 + 50 + 65 + 85 + 125 + 150 + 150)74271-35=+JHP . K --W tiangq  c =(77 + 150)2-4271ton4271,44,27Q ijin =q  c  . A77,143150Q ijin 114,4 . 707,141338,2 . 94,352199,9657kg=54,411ton54411,3429kg113,6 . 707,14+1465,45 . 94,294271,44,27W tiangSF 1 SF 2 113,61465,53552,200  2. Data perancangan untuk tiang pancang diameter 40 cm: Diameter Tiang=40cmKedalaman=37,8mBerat tiang/m'=113kg/mSF 1=3SF 2=5 - Sondir 1 (kedalaman total 38,40 meter) Kedalaman=38,4mq  c1 ==kg/cm 2 q  c2 =kg/cm 2 q  c =kg/cm 2 JHP =kg/cm 2  Berat tiang=Berat tiang/m' x L tiang=113 kg/m' x 38,4 m=kg=ton  Daya dukung tiang pancang tunggal==90,444150q  c 4339,2(90 + 150)21323,6120,2kg4,34Q ijin =1323,6 . 125,7-W tiang+-83,65ton83649,6152433935==+SF 1 SF 2 q  c  . AJHP . K 120,2 . 1257,14(34 + 35 + 35 + 60 + 100 + 125 + 130 + 145 + 150)9Datatanahyangdigunakanpadaperhitunganmetode  Meyerhoff  ,adalahdata sondir dari empat titik berbeda.  - Sondir 2 (kedalaman total 37,80 meter) Kedalaman=37,8mq  c1 ==kg/cm 2 q  c2 =kg/cm 2 q  c =kg/cm 2 JHP =kg/cm 2  Berat tiang=Berat tiang/m' x L tiang= kg/m' x 37,8 m=kg=ton  Daya dukung tiang pancang tunggal== - Sondir 3 (kedalaman total 37,80 meter) Kedalaman=37,8mqc 1 ==kg/cm 2 qc 2 =kg/cm 2 qc=kg/cm 2 JHP =kg/cm 2 -4,2710080198,0038kg80,198ton4271,44,2715554,333-W tiang=117,2 . 1257,14+1236,4 . 125,7Q ijin =q  c  . A+JHP . K SF 1 SF 2 q  c =(84 + 150)2117,21236,4qc=(54 + 155)2104,71338,2(40 + 32 + 32 + 45 + 45 + 65 + 70 + 105 + 155)9(30 + 30 + 65 + 60 + 105 + 95 + 100 + 125 + 150)915084,444
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