Ju, Hyunjin; Han, Sun-Jin; Zhang, D.; Kim, Jong R.; Wu, Wei; Kim, Kang Su(Hindawi, 2019)
The current code specifies a minimum torsional reinforcement ratio to prevent possible brittle failure after torsional cracking in concrete members. However, since there are many researches, in which even the concrete ...
Ju, Hyunjin; Han, Sun-Jin; Choi, Il Sup; Choi, Seokdong; Park, Min-Kook; Kim, Kang Su(MDPI, 2018-07)
The optimized-section precast slab with structural aesthetics (OPS) is a half precast concrete slab with multi-ribs that optimizes the cross-section by eliminating the unnecessary bottom flanges at mid-span and has good ...
Han, Sun-Jin; Lee, Deuck Hang; Oh, Jae‑Yuel; Choi, Seung‑Ho; Kim, Kang Su(SpringerOpen, 2018-08)
In this study, prestressed hybrid wide flange (PHWF) composite girders were proposed, and full-scale flexural tests were conducted to evaluate their structural performances. This new proposed girder system was developed ...
Park, Min-Kook; Lee, Deuck Hang; Han, Sun-Jin; Kim, Kang Su(SPRINGEROPEN, 2019-01-25)
The prestressed hollow-core slab (PHCS) is a precast concrete member that can maximize productivity and structural performance efficiency of concrete cross-section. For the PHCS members produced by extrusion method, however, ...
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