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Total Kehilangan Prategang (TL ) TL= TET +CR + SH=33 +26,75 + 47,3 = 107,5 Mpa

Total Kehilangan Prategang (TL ) TL= TET +CR + SH=33 +26,75 + 47,3 = 107,5 Mpa fst (1095 ) (belum termasuk akbt beban sediri WG+ WS ) = fst (30 ) - TL = 1111 Mpa - 107,5 Mpa = 1003,5 Mpa Ft (1095 ) = 1003,5 x 1975 = 1981912,5 N = 1981, 912 KN

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Total Kehilangan Prategang (TL ) TL= TET +CR + SH=33 +26,75 + 47,3 = 107,5 Mpa

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  1. Total Kehilangan Prategang (TL ) TL= TET +CR + SH=33 +26,75 + 47,3 = 107,5 Mpa fst (1095 ) (belum termasuk akbt beban sediri WG+ WS ) = fst (30 ) - TL = 1111 Mpa - 107,5 Mpa = 1003,5 Mpa Ft (1095 ) = 1003,5 x 1975 = 1981912,5 N = 1981, 912 KN fst (0) = 0,75 x 1862 Mpa = 1397 Mpa Ft (0) = 1397 x1975 = 2759075 N = 2759, 075 KN Terjadi Penurunan : fst = 1397 - 1003 ,5 = 393, 5 Mpa F = 2759,075 - 1981,912 = 777,163 KN Sarat Kehilangan fst maksimal = 345 Mpa (jg dipakai ) ( ACI-ASCE} Pembatasan Kehilangan Maksimum ( Komisi ACI - ASCE ) Kehilangan Maksimum ( Mpa ) Jenis Strand Beton normal Beton ringan Strand stress- relieved 345 380 Strand relaksasi- rendah 275 310 4 9

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