PERKEMBANGAN LEBAR RETAK APABILA TERJADI PADA BALOK BETON
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Abstract
Beton prategang penuh memungkinkan struktur beton /ebih ekonomis, terutama untuk struktur struktur yang mempunyai bentang yang panjang. Dalam ha/ ini kita tidak pernah memikirkan akan terjadinya retak.
Bagaimana apabila suatu waktu pada beton prategang penuh ini terjadi retak, misalnya karena adanya beban yang melebihi beban kerja atau evaluasi kehilangan tegangannya kurang tepat ?
Untuk mendapatkan gambaran (informasi) mengenai masalah diatas, telah di/akukan percobaan percobaan terhadap balok-balok segi empat yang diprategang dengan persentase 80 % (prategang parsial) dan persentase 100 % (prategang penuh).
Percobaan-percobaan ini dilakukan di Laboratorium Struktur, Departement de Genie Civil, INSA
- Toulouse, Perancis.
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