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Seismic Base Shear Modification Factors for Timber-Steel Hybrid Structure: Collapse Risk Assessment Approach

Research output: Contribution to journalArticle

Standard

Seismic Base Shear Modification Factors for Timber-Steel Hybrid Structure : Collapse Risk Assessment Approach. / Bezabeh, Matiyas; Tesfamariam, Solomon; Popovski, Marjan; Goda, Katsu; Stiemer, Siegfried.

In: Journal of Structural Engineering, Vol. 143, No. 10, 04017136, 10.2017.

Research output: Contribution to journalArticle

Harvard

Bezabeh, M, Tesfamariam, S, Popovski, M, Goda, K & Stiemer, S 2017, 'Seismic Base Shear Modification Factors for Timber-Steel Hybrid Structure: Collapse Risk Assessment Approach' Journal of Structural Engineering, vol 143, no. 10, 04017136. DOI: 10.1061/(ASCE)ST.1943-541X.0001869

APA

Bezabeh, M., Tesfamariam, S., Popovski, M., Goda, K., & Stiemer, S. (2017). Seismic Base Shear Modification Factors for Timber-Steel Hybrid Structure: Collapse Risk Assessment Approach. Journal of Structural Engineering, 143(10), [04017136]. DOI: 10.1061/(ASCE)ST.1943-541X.0001869

Vancouver

Bezabeh M, Tesfamariam S, Popovski M, Goda K, Stiemer S. Seismic Base Shear Modification Factors for Timber-Steel Hybrid Structure: Collapse Risk Assessment Approach. Journal of Structural Engineering. 2017 Oct;143(10). 04017136. Available from, DOI: 10.1061/(ASCE)ST.1943-541X.0001869

Author

Bezabeh, Matiyas; Tesfamariam, Solomon; Popovski, Marjan; Goda, Katsu; Stiemer, Siegfried / Seismic Base Shear Modification Factors for Timber-Steel Hybrid Structure : Collapse Risk Assessment Approach.

In: Journal of Structural Engineering, Vol. 143, No. 10, 04017136, 10.2017.

Research output: Contribution to journalArticle

Bibtex

@article{49f4ec7830444a76a32f27c69d62db49,
title = "Seismic Base Shear Modification Factors for Timber-Steel Hybrid Structure: Collapse Risk Assessment Approach",
abstract = "In this paper, to supplement the Canadian building code for a timber-steel hybrid structure, over-strength, and ductility-related force modification factors are developed and validated using a collapse risk assessment approach. The hybrid structure incorporates cross-laminated timber (CLT) infill walls within steel moment resisting frames. Following the FEMA P695 procedure, archetype buildings of 3-story, 6-story, and 9-story height with middle bay infilled with CLT were developed. Subsequently, a nonlinear static pushover analysis was performed to quantify the actual over-strength factors of the hybrid archetype buildings. To check the FEMA P695 acceptable collapse probabilities and adjusted collapse margin ratios (ACMRs), incremental dynamic analysis was carried out using 60 ground motion records that were selected to regional seismic hazard characteristics in southwestern British Columbia, Canada. Considering the total system uncertainty, comparison of the calculated ACMRs with the FEMA P695 requirement indicates the acceptability of the proposed over-strength and ductility factors.",
keywords = "Adjusted collapse margin ratio, Cross-laminated timber (CLT) infill walls, Force modification factors, Incremental dynamic analysis, Wood structures, Wood-hybrid system",
author = "Matiyas Bezabeh and Solomon Tesfamariam and Marjan Popovski and Katsu Goda and Siegfried Stiemer",
year = "2017",
month = "10",
doi = "10.1061/(ASCE)ST.1943-541X.0001869",
volume = "143",
journal = "Journal of Structural Engineering",
issn = "0733-9445",
publisher = "Structural Engineering Research Centre",
number = "10",

}

RIS - suitable for import to EndNote

TY - JOUR

T1 - Seismic Base Shear Modification Factors for Timber-Steel Hybrid Structure

T2 - Journal of Structural Engineering

AU - Bezabeh,Matiyas

AU - Tesfamariam,Solomon

AU - Popovski,Marjan

AU - Goda,Katsu

AU - Stiemer,Siegfried

PY - 2017/10

Y1 - 2017/10

N2 - In this paper, to supplement the Canadian building code for a timber-steel hybrid structure, over-strength, and ductility-related force modification factors are developed and validated using a collapse risk assessment approach. The hybrid structure incorporates cross-laminated timber (CLT) infill walls within steel moment resisting frames. Following the FEMA P695 procedure, archetype buildings of 3-story, 6-story, and 9-story height with middle bay infilled with CLT were developed. Subsequently, a nonlinear static pushover analysis was performed to quantify the actual over-strength factors of the hybrid archetype buildings. To check the FEMA P695 acceptable collapse probabilities and adjusted collapse margin ratios (ACMRs), incremental dynamic analysis was carried out using 60 ground motion records that were selected to regional seismic hazard characteristics in southwestern British Columbia, Canada. Considering the total system uncertainty, comparison of the calculated ACMRs with the FEMA P695 requirement indicates the acceptability of the proposed over-strength and ductility factors.

AB - In this paper, to supplement the Canadian building code for a timber-steel hybrid structure, over-strength, and ductility-related force modification factors are developed and validated using a collapse risk assessment approach. The hybrid structure incorporates cross-laminated timber (CLT) infill walls within steel moment resisting frames. Following the FEMA P695 procedure, archetype buildings of 3-story, 6-story, and 9-story height with middle bay infilled with CLT were developed. Subsequently, a nonlinear static pushover analysis was performed to quantify the actual over-strength factors of the hybrid archetype buildings. To check the FEMA P695 acceptable collapse probabilities and adjusted collapse margin ratios (ACMRs), incremental dynamic analysis was carried out using 60 ground motion records that were selected to regional seismic hazard characteristics in southwestern British Columbia, Canada. Considering the total system uncertainty, comparison of the calculated ACMRs with the FEMA P695 requirement indicates the acceptability of the proposed over-strength and ductility factors.

KW - Adjusted collapse margin ratio

KW - Cross-laminated timber (CLT) infill walls

KW - Force modification factors

KW - Incremental dynamic analysis

KW - Wood structures

KW - Wood-hybrid system

UR - http://www.scopus.com/inward/record.url?scp=85026390563&partnerID=8YFLogxK

U2 - 10.1061/(ASCE)ST.1943-541X.0001869

DO - 10.1061/(ASCE)ST.1943-541X.0001869

M3 - Article

VL - 143

JO - Journal of Structural Engineering

JF - Journal of Structural Engineering

SN - 0733-9445

IS - 10

M1 - 04017136

ER -