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020 ▼a 9780438018471
035 ▼a (MiAaPQ)AAI10808088
035 ▼a (MiAaPQ)purdue:22670
040 ▼a MiAaPQ ▼c MiAaPQ ▼d 248032
0820 ▼a 624
1001 ▼a Puranam, Aishwarya Y.
24510 ▼a Strength and Serviceability of Concrete Elements Reinforced with High-Strength Steel.
260 ▼a [S.l.] : ▼b Purdue University., ▼c 2018
260 1 ▼a Ann Arbor : ▼b ProQuest Dissertations & Theses, ▼c 2018
300 ▼a 411 p.
500 ▼a Source: Dissertation Abstracts International, Volume: 79-10(E), Section: B.
500 ▼a Adviser: Santiago Pujol.
5021 ▼a Thesis (Ph.D.)--Purdue University, 2018.
520 ▼a The potential use of high-strength steel reinforcement (HSSR) with yield stress (fy) larger than 80 ksi requires reconsideration of design criteria and limits used to avoid sudden failure because they were conceived for elements with Gr. 60 and
520 ▼a The test data indicated that it is feasible to use HSSR (with fy up to 120 ksi). The following conclusions are made in relation to the three specific topics investigated: Minimum longitudinal reinforcement ratio for slabs can be reduced in inve
520 ▼a Current minimum longitudinal reinforcement limits in walls with uniformly distributed reinforcement, even for Gr.60 reinforcement, should be reconsidered. Specimens with Gr. 60 and Gr.120 bars, and rhog ranging between 0.07% and 0.24% failed at
520 ▼a In the tests conducted, sections with HSSR designed to have net tensile strain (epsilont) of 0.005 had sufficient rotational capacity for moment redistribution. In design, detailing to accommodate increases in shear and bond demands caused by lo
520 ▼a Test data suggest that extrapolation of minimum thickness for one-way slabs with HSSR as the thickness required for an element with working stress of 40 ksi multiplied by a factor related to working stress in the reinforcing bars (fs), 0.4+ [3fs
520 ▼a According to the measurements made, reduction in bar spacing ( s) with increase in working stress in the reinforcing bars ( fs), determined as s=15(40,000/( fs(psi)))-2.5*cover, would be sufficient to avoid intolerable crack widths even in eleme
590 ▼a School code: 0183.
650 4 ▼a Civil engineering.
690 ▼a 0543
71020 ▼a Purdue University. ▼b Civil Engineering.
7730 ▼t Dissertation Abstracts International ▼g 79-10B(E).
773 ▼t Dissertation Abstract International
790 ▼a 0183
791 ▼a Ph.D.
792 ▼a 2018
793 ▼a English
85640 ▼u http://www.riss.kr/pdu/ddodLink.do?id=T14997793 ▼n KERIS
980 ▼a 201812 ▼f 2019
990 ▼a 관리자