Beban Mati PERENCANAAN ATAP

commit to user 33 33 Tugas akhir Perencanaan Struktur Gedung Swalayan 2 Lantai Bab 3 Perencanaan Atap

3.3.3. Perhitungan Pembebanan Jurai

Data-data pembebanan : Berat gording = 11 kgm Berat penutup atap = 50 kgm 2 Berat plafon dan penggantung = 18 kgm 2 Berat profil kuda-kuda = 7,36 kgm Gambar 3.5. Pembebanan jurai akibat beban mati

a. Beban Mati

1 Beban P1 a Beban Gording = berat profil gording = 11 × 1,88+3,75 = 61,93 kg b Beban Atap × berat atap = 12,07 × 50 = 603.5 kg commit to user 34 34 Tugas akhir Perencanaan Struktur Gedung Swalayan 2 Lantai Bab 3 Perencanaan Atap c Beban Plafon = luasan L1 × berat plafon = 10,08× 18 = 181,44 kg d Beban Kuda-kuda = btg17 + ½ × btg 1 × berat profil kuda-kuda = 1,432+ ½ .1,326 × 7,36 = 15,42 kg e Beban Plat Sambung = 30 × beban kuda-kuda = 30 × 15,42 = 4,63 kg f Beban Bracing = 10 × beban kuda-kuda = 10 × 15,42 = 1,542 kg 2 Beban P2 a Beban Gording = berat profil gording = 11 × 0,94+2,81 = 41,25 kg b Beban Atap × berat atap = 8,14 × 50 = 407,00 kg c Beban Kuda-kuda = btg 15 + 16 + ½ btg 20 + 21 × berat profil kuda-kuda = 2x1,432+ 1,432 ×7,36 = 31,62 kg d Beban Plat Sambung = 30 × beban kuda-kuda = 30 ×31,62 =9,49 kg e Beban Bracing = 10 × beban kuda-kuda = 10 × 31,62 = 3,162 kg 3 Beban P3 a Beban Gording = berat profil gording = 11 × 1,88+1,88 = 41,36 kg b Beban Atap × berat atap = 6,11× 50 = 305.5 kg commit to user 35 35 Tugas akhir Perencanaan Struktur Gedung Swalayan 2 Lantai Bab 3 Perencanaan Atap c Beban Kuda-kuda = btg 14 + 13 + ½ btg 24 + 25 × berat profil kuda-kuda = 2x1,432+ 1,432 ×7,36 = 31,62 kg d Beban Plat Sambung = 30 × beban kuda-kuda = 30 × 31,62 = 9,49 kg e Beban Bracing = 10 × beban kuda-kuda = 10 × 31,62 = 3,162 kg 4 Beban P4 a Beban Gording = berat profil gording = 11 × 0,94+0,94 = 20,68 kg b Beban Atap × berat atap = 4.08 × 50 = 204 kg c Beban Kuda-kuda = btg 12+ 11 + ½ btg 29 + 28 × berat profil kuda-kuda = 2x1,432+ 1,432 ×7,36 = 31,62 kg d Beban Plat Sambung = 30 × beban kuda-kuda = 30 × 31,62 = 9,86 kg e Beban Bracing = 10 × beban kuda-kuda = 10 × 31,62 = 3,162 kg 5 Beban P5 a Beban Atap × berat atap = 0,51 × 50 = 25,50 kg b Beban Kuda-kuda = btg 10 + ½ btg 9 + 31 × berat profil kuda-kuda = 1,432+ 1,432 ×7,36 = 21,08 kg commit to user 36 36 Tugas akhir Perencanaan Struktur Gedung Swalayan 2 Lantai Bab 3 Perencanaan Atap c Beban Plat Sambung = 30 × beban kuda-kuda = 30 × 21,08 = 6,33 kg d Beban Bracing = 10 × beban kuda-kuda = 10 × 21,08 = 2,11 kg 6 Beban P6 a Beban Plafon = luasan × berat plafon = 0,21× 18 = 3,78 kg b Beban Kuda-kuda =½ btg 9 + 31+30 × berat profil kuda-kuda = ½ 1,432x3 ×7,36 = 15,81 kg c Beban Plat Sambung = 30 × beban kuda-kuda = 30 × 15,81= 4,74 kg d Beban Bracing = 10 × beban kuda-kuda = 10 × 15,81=1,58 kg 7 Beban P7 a Beban Plafon = luasan × berat plafon =0,88× 18 = 15,84 kg b Beban Kuda-kuda = btg 30 + ½ btg 7 + 29+8 × berat profil kuda-kuda = 1,432+ ½ x 3 x 1,432 ×7,36 = 26,35 kg c Beban Plat Sambung = 30 × beban kuda-kuda = 30 × 26,35= 7,91 kg d Beban Bracing = 10 × beban kuda-kuda = 10 × 26,35= 2,635 kg commit to user 37 37 Tugas akhir Perencanaan Struktur Gedung Swalayan 2 Lantai Bab 3 Perencanaan Atap 8 Beban P8 a Beban Plafon = luasan × berat plafon = 1,76 × 18 = 31,68 kg b Beban Kuda-kuda = btg 27 + ½ btg 7 + 6+28 × berat profil kuda-kuda = 1,432+ ½ x 3 x 1,432 ×7,36 = 26,35 kg c Beban Plat Sambung = 30 × beban kuda-kuda = 30 × 26,35 = 7,91 kg d Beban Bracing = 10 × beban kuda-kuda = 10 ×26,35 = 2,635kg 9 Beban P9 a Beban Plafon = luasan × berat plafon = 3,15× 18 = 56,70 kg b Beban Kuda-kuda = btg 26 + ½ btg5 + 6+25 × berat profil kuda-kuda = 1,432+ ½ x 3 x 1,432 ×7,36 = 26,35 kg c Beban Plat Sambung = 30 × beban kuda-kuda = 30 × 26,35 = 7,91 kg d Beban Bracing = 10 × beban kuda-kuda = 10 ×26,35 = 2,635kg 10 Beban P10 a Beban Plafon = luasan × berat plafon = 3,47× 18 = 62,46 kg b Beban Kuda-kuda = btg 23 + ½ btg 4+ 5+24 × berat profil kuda-kuda = 1,432+ ½ x 3 x 1,432 ×7,36 = 26,35 kg commit to user 38 38 Tugas akhir Perencanaan Struktur Gedung Swalayan 2 Lantai Bab 3 Perencanaan Atap c Beban Plat Sambung = 30 × beban kuda-kuda = 30 × 26,35 = 7,91 kg d Beban Bracing = 10 × beban kuda-kuda = 10 ×26,35 = 2,635kg 11 Beban P11 a Beban Plafon = luasan × berat plafon = 2,53× 18 = 45,54 kg b Beban Kuda-kuda = btg 22 + ½ btg3 + 4+21 × berat profil kuda-kuda = 1,432+ ½ x 3 x 1,432 ×7,36 = 26,35 kg c Beban Plat Sambung = 30 × beban kuda-kuda = 30 × 26,35 = 7,91 kg d Beban Bracing = 10 × beban kuda-kuda = 10 ×26,35 = 2,635kg 12 Beban P12 a Beban Plafon = luasan × berat plafon = 3,53× 18 = 63,54 kg b Beban Kuda-kuda = ½ . btg 2 + ½ btg 19 + 3+20 × berat profil kuda-kuda = 0,663+ ½ x 3 x 1,432 ×7,36 = 20,69 kg c Beban Plat Sambung = 30 × beban kuda-kuda = 30 × 20,69 = 6,207 kg d Beban Bracing = 10 × beban kuda-kuda = 10 ×20,69 = 2,069 kg commit to user 39 39 Tugas akhir Perencanaan Struktur Gedung Swalayan 2 Lantai Bab 3 Perencanaan Atap 13 Beban P13 a Beban Plafon = luasan × berat plafon = 44,1× 18 = 79,38 kg b Beban Kuda-kuda = ½ × btg 18 + 2+ 1 × berat profil kuda-kuda = ½ × 0,541 + 1,326 + 1,326 × 18,1 = 28,90 kg c Beban Plat Sambung = 30 × beban kuda-kuda = 30 ×28,90 = 8,67 kg d Beban Bracing = 10 × beban kuda-kuda = 10 × 28,90 = 2,89kg Tabel 3.3. Rekapitulasi Pembebanan Jurai Beban Beban Atap kg Beban gording kg Beban Kuda- kuda kg Beban Bracing kg Beban Plat Penyambung kg Beban Plafon kg Jumlah Beban kg Input SAP 2000 kg P1 603,5 61,93 15,42 1,542 4,63 181,44 868,462 869 P2 407,00 41,25 31,62 3,162 9,49 - 489,52 517 P3 305,50 41,36 31,62 3,162 9,49 - 391,13 392 P4 204,00 20,68 31,62 3,162 9,49 - 268,95 269 P5 25,50 - 21,08 2,11 6,33 - 55,02 56 P6 - - 15,81 1,58 4,74 3,78 25,91 26 P7 - - 26,35 2,635 7,91 15,84 52,73 53 P8 - - 26,35 2,635 7,91 31,68 68,58 69 P9 - - 26,35 2,635 7,91 56,70 93,40 94 P10 - - 26,35 2,635 7,91 62,46 59,36 60 P11 - - 26,35 2,635 7,91 45,54 82,44 83 P12 - - 26,35 2,635 7,91 63,54 100,44 101 P13 - - 28,90 2,89 8,67 79,38 116,28 117

b. Beban Hidup