Pengaruh Pukulan Hammer Saat PemancanganDalam Mendukung Gaya Gempa Horisontal

In earthquake regions, like Indonesia, pile foundation system has additional main function to resist lateral dynamic loading induced by earthquake. Since the piles commonly fall into the category of "long pile", their first cracking moment and ultimate flexural capacity become important pa...

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Bibliographic Details
Main Author: Perpustakaan UGM, i-lib
Format: Article NonPeerReviewed
Published: [Yogyakarta] : Universitas Gadjah Mada 1999
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Online Access:https://repository.ugm.ac.id/18356/
http://i-lib.ugm.ac.id/jurnal/download.php?dataId=1139
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Institution: Universitas Gadjah Mada
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Summary:In earthquake regions, like Indonesia, pile foundation system has additional main function to resist lateral dynamic loading induced by earthquake. Since the piles commonly fall into the category of "long pile", their first cracking moment and ultimate flexural capacity become important parameters in design. This research was conducted to prove experimentally the effects of driving hammer during construction phase on the degradation of the first cracking moment and ultimate flexural capacity of the non-prestressed precast , concrete piles. Twelve non-prestressed precast concrete piles, that experienced various number of real drop hammer blows (0 upto 512 blows), were taken from site and tested in the laboratory. The piles had triangle cross sectional shape, three q5 19 nun steel reinforcing bars, and made of concrete with f MPa. The piles were devided into 4 groups: K1 (control group) for piles that had not been experiencing any blows