Analisa Kekuatan Tahanan Lateral Sambungan Kayu-Beton
Keywords:
EYM, tahanan lateral, sekrup kunci, kayu, betonAbstract
Perkiraan kekuatan tahanan lateral pada sambungan kayu beton menggunakan alat sambung Lag-screw atau sekrup kunci akibat beban lateral sangat diperlukan dalam desain konstruksi sambungan. Hal tersebut diperlukan agar diketahui perilaku sambungan sehingga kegagalan sambungan dapat diprediksi. Dalam penelitian ini untuk mengetahui kekuatan tahanan lateral dilakukan pengujian geser sambungan dengan pembebanan monotonik dan model analisa mengadopsi dari model EYM (European Yield Model). Kayu yang digunakan: Toona sureni (berat jenis 0,45), Swietenia mahagoni (berat jenis 0,51) dan Artocarpus heterophyllus (berat jenis 0,54) dan mutu beton aktual 15,93 MPa. Sekrup kunci dipakai diameter 8 mm (panjang 130 mm), ring penutup diameter 22,8 mm, dan fischer S14. Hasil penelitian menunjukkan persentase tahanan lateral (metode 5% offset) antara prediksi dengan eksperimen adalah 36,40% sampai 48,15%. Hasil ini memperlihatkan tahanan lateral prediksi dengan persamaan tahanan lateral EYM cukup mendekati dari hasil tes.
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References
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