Akibat Beban Gempa Tabel 4. 8. Gaya Dalam pada frame 15

angka reduksi inersia pada tahap III ini yaitu 0.861, dapat disimpulkan karena angka reduksi yang dimasukkan adalah 0.861 dan hasil analisisnya nilainya sama yaitu 0.861 jadi, untuk balok pada kasus ini angka reduksi inersia adalah 0.861 I g.

b. Akibat Beban Gempa Tabel 4. 8. Gaya Dalam pada frame 15

Frame Station OutputCase CaseType M D N Text cm Text Text N-mm N N 15 Gempa LinStatic 707828911 207115.01 -32772.02 15 50 Gempa LinStatic 604271408 207115.01 -32772.02 15 100 Gempa LinStatic 500713905 207115.01 -32772.02 15 150 Gempa LinStatic 397156401 207115.01 -32772.02 15 200 Gempa LinStatic 293598898.1 207115.01 -32772.02 15 250 Gempa LinStatic 190041394.9 207115.01 -32772.02 15 300 Gempa LinStatic 86483891.62 207115.01 -32772.02 15 350 Gempa LinStatic -17073611.6 207115.01 -32772.02 15 350 Gempa LinStatic -23336484.6 207266.68 -28868.23 15 400 Gempa LinStatic -126969824 207266.68 -28868.23 15 450 Gempa LinStatic -230603164 207266.68 -28868.23 15 500 Gempa LinStatic -334236503 207266.68 -28868.23 15 550 Gempa LinStatic -437869843 207266.68 -28868.23 15 600 Gempa LinStatic -541503182 207266.68 -28868.23 15 650 Gempa LinStatic -645136522 207266.68 -28868.23 15 700 Gempa LinStatic -748769861 207266.68 -28868.23 Tabel 4. 9. Analisis balok pada frame 15 tahap I Frame Station OutputCase M As y f Text cm Text N-mm mm 2 mm kNmm 2 15 Gempa 707828911 558.475 112.8017793 83.269 15 50 Gempa 604271408 423.538 99.72572659 79.714 15 100 Gempa 500713905 229.185 75.36158365 86.029 15 150 Gempa 397156401 156.103 63.01682508 80.956 15 200 Gempa 293598898.1 156.103 63.01682508 59.847 15 250 Gempa 190041394.9 259.803 79.84936345 30.906 15 300 Gempa 86483891.62 396.399 96.79802223 11.731 15 350 Gempa -17073611.6 519.742 109.2688586 2.069 Universitas Sumatera Utara 15 350 Gempa -23336484.6 520.011 109.2939485 2.827 15 400 Gempa -126969824 406.216 97.8706656 17.046 15 450 Gempa -230603164 278.982 82.50506326 36.358 15 500 Gempa -334236503 156.103 63.01682508 68.131 15 550 Gempa -437869843 156.103 63.01682508 89.255 15 600 Gempa -541503182 181.858 67.68340104 103.079 15 650 Gempa -645136522 365.995 93.3706865 90.519 15 700 Gempa -748769861 558.475 112.8017793 88.083 Tabel 4. 9. Analisis balok pada frame 15 tahap I Frame Station a h-y+a I I g α Text cm mm mm mm 4 mm 4 15 5.194 492.392 2984512293 54x10 7 0.553 15 50 4.797 505.071 3221044908 54x10 7 0.596 15 100 3.359 527.997 3679886584 54x10 7 0.681 15 150 2.984 539.968 3935890977 54x10 7 0.729 15 200 4.037 541.020 3958954607 54x10 7 0.733 15 250 9.906 530.056 3723109521 54x10 7 0.689 15 300 31.636 534.838 3824775730 54x10 7 0.708 15 350 - - 54x10 7 54x10 7 1 15 350 - - 54x10 7 54x10 7 1 15 400 22.013 524.142 3599876474 54x10 7 0.667 15 450 8.700 526.195 3642341171 54x10 7 0.675 15 500 3.546 540.529 3948189135 54x10 7 0.731 15 550 2.707 539.690 3929826076 54x10 7 0.728 15 600 2.517 534.834 3824698638 54x10 7 0.708 15 650 3.955 510.584 3327682767 54x10 7 0.616 15 700 4.910 492.108 2979351237 54x10 7 0.552 Rata-rata 0.710 Tabel 4. 10. Gaya Dalam akibat reduksi inersia 0.710 I g Frame Station OutputCase CaseType M D N Text cm Text Text N-mm N N 15 Gempa LinStatic 637514873 185245.03 -32993.87 15 50 Gempa LinStatic 544892356 185245.03 -32993.87 15 100 Gempa LinStatic 452269839 185245.03 -32993.87 15 150 Gempa LinStatic 359647322 185245.03 -32993.87 15 200 Gempa LinStatic 267024805.5 185245.03 -32993.87 15 250 Gempa LinStatic 174402288.5 185245.03 -32993.87 Universitas Sumatera Utara 15 300 Gempa LinStatic 81779771.46 185245.03 -32993.87 15 350 Gempa LinStatic -10842745.5 185245.03 -32993.87 15 350 Gempa LinStatic -16270787.6 185407.77 -28744.11 15 400 Gempa LinStatic -108974672 185407.77 -28744.11 15 450 Gempa LinStatic -201678556 185407.77 -28744.11 15 500 Gempa LinStatic -294382440 185407.77 -28744.11 15 550 Gempa LinStatic -387086324 185407.77 -28744.11 15 600 Gempa LinStatic -479790208 185407.77 -28744.11 15 650 Gempa LinStatic -572494092 185407.77 -28744.11 15 700 Gempa LinStatic -665197976 185407.77 -28744.11 Tabel 4. 11. Analisis balok pada frame 15 tahap II Frame Station OutputCase M As y f Text cm Text N-mm mm 2 mm kNmm 2 15 Gempa 637514873 558.475 112.8017793 74.995 15 50 Gempa 544892356 423.538 99.72572659 71.881 15 100 Gempa 452269839 229.185 75.36158365 77.705 15 150 Gempa 359647322 156.103 63.01682508 73.311 15 200 Gempa 267024805.5 156.103 63.01682508 54.430 15 250 Gempa 174402288.5 259.803 79.84936345 28.363 15 300 Gempa 81779771.46 396.399 96.79802223 11.093 15 350 Gempa -10842745.5 519.742 109.2688586 1.314 15 350 Gempa -16270787.6 520.011 109.2939485 1.971 15 400 Gempa -108974672 406.216 97.8706656 14.630 15 450 Gempa -201678556 278.982 82.50506326 31.798 15 500 Gempa -294382440 156.103 63.01682508 60.007 15 550 Gempa -387086324 156.103 63.01682508 78.904 15 600 Gempa -479790208 181.858 67.68340104 91.331 15 650 Gempa -572494092 365.995 93.3706865 80.326 15 700 Gempa -665197976 558.475 112.8017793 78.252 Tabel 4. 11. Analisis balok pada frame 15 tahap II Frame Station a h-y+a I I g α Text cm mm mm mm 4 mm 4 15 5.767 492.965 2994941145 54x10 7 0.555 15 50 5.319 505.593 3231055601 54x10 7 0.598 15 100 3.718 528.357 3687413592 54x10 7 0.683 15 150 3.296 540.279 3942701242 54x10 7 0.730 15 200 4.439 541.422 3967780979 54x10 7 0.735 Universitas Sumatera Utara 15 250 10.794 530.944 3741858278 54x10 7 0.693 15 300 33.455 536.657 3863949189 54x10 7 0.716 15 350 - - 54x10 7 54x10 7 1 15 350 - - 54x10 7 54x10 7 1 15 400 25.648 527.777 3675294694 54x10 7 0.681 15 450 9.948 527.443 3668314282 54x10 7 0.679 15 500 4.026 541.009 3958718725 54x10 7 0.733 15 550 3.062 540.045 3937588992 54x10 7 0.729 15 600 2.841 535.158 3831649732 54x10 7 0.710 15 650 4.457 511.086 3337504026 54x10 7 0.618 15 700 5.527 492.725 2990569147 54x10 7 0.554 Rata-rata 0.713 Tabel 4. 12. Gaya Dalam akibat reduksi inersia 0.710 I g Frame Station OutputCase CaseType M D N Text cm Text Text N-mm N N 15 Gempa LinStatic 637514873 185245.03 -32993.87 15 50 Gempa LinStatic 544892356 185245.03 -32993.87 15 100 Gempa LinStatic 452269839 185245.03 -32993.87 15 150 Gempa LinStatic 359647322 185245.03 -32993.87 15 200 Gempa LinStatic 267024805.5 185245.03 -32993.87 15 250 Gempa LinStatic 174402288.5 185245.03 -32993.87 15 300 Gempa LinStatic 81779771.46 185245.03 -32993.87 15 350 Gempa LinStatic -10842745.5 185245.03 -32993.87 15 350 Gempa LinStatic -16270787.6 185407.77 -28744.11 15 400 Gempa LinStatic -108974672 185407.77 -28744.11 15 450 Gempa LinStatic -201678556 185407.77 -28744.11 15 500 Gempa LinStatic -294382440 185407.77 -28744.11 15 550 Gempa LinStatic -387086324 185407.77 -28744.11 15 600 Gempa LinStatic -479790208 185407.77 -28744.11 15 650 Gempa LinStatic -572494092 185407.77 -28744.11 15 700 Gempa LinStatic -665197976 185407.77 -28744.11 Tabel 4. 13. Analisis balok pada frame 15 tahap III Frame Station OutputCase M As y f Text cm Text N-mm mm 2 mm kNmm 2 15 Gempa 637514873 558.475 112.8017793 74.995 15 50 Gempa 544892356 423.538 99.72572659 71.881 Universitas Sumatera Utara 15 100 Gempa 452269839 229.185 75.36158365 77.705 15 150 Gempa 359647322 156.103 63.01682508 73.311 15 200 Gempa 267024805.5 156.103 63.01682508 54.430 15 250 Gempa 174402288.5 259.803 79.84936345 28.363 15 300 Gempa 81779771.46 396.399 96.79802223 11.093 15 350 Gempa -10842745.5 519.742 109.2688586 1.314 15 350 Gempa -16270787.6 520.011 109.2939485 1.971 15 400 Gempa -108974672 406.216 97.8706656 14.630 15 450 Gempa -201678556 278.982 82.50506326 31.798 15 500 Gempa -294382440 156.103 63.01682508 60.007 15 550 Gempa -387086324 156.103 63.01682508 78.904 15 600 Gempa -479790208 181.858 67.68340104 91.331 15 650 Gempa -572494092 365.995 93.3706865 80.326 15 700 Gempa -665197976 558.475 112.8017793 78.252 Tabel 4. 13. Analisis balok pada frame 15 tahap III Frame Station a h-y+a I I g α Text cm mm mm mm 4 mm 4 15 5.767 492.965 2994941145 54x10 7 0.555 15 50 5.319 505.593 3231055601 54x10 7 0.598 15 100 3.718 528.357 3687413592 54x10 7 0.683 15 150 3.296 540.279 3942701242 54x10 7 0.730 15 200 4.439 541.422 3967780979 54x10 7 0.735 15 250 10.794 530.944 3741858278 54x10 7 0.693 15 300 33.455 536.657 3863949189 54x10 7 0.716 15 350 - - 54x10 7 54x10 7 1 15 350 - - 54x10 7 54x10 7 1 15 400 25.648 527.777 3675294694 54x10 7 0.681 15 450 9.948 527.443 3668314282 54x10 7 0.679 15 500 4.026 541.009 3958718725 54x10 7 0.733 15 550 3.062 540.045 3937588992 54x10 7 0.729 15 600 2.841 535.158 3831649732 54x10 7 0.710 15 650 4.457 511.086 3337504026 54x10 7 0.618 15 700 5.527 492.725 2990569147 54x10 7 0.554 Rata-rata 0.713 Jadi, hasil analisis untuk balok pada frame 15 akibat beban gempa angka reduksi momen inersia yaitu 0.713 I g. Universitas Sumatera Utara

4.2 Kolom