Connections of reinforced concrete beams or flat slabs to steel columns using shear keys

Dan Bompa, Ahmed Elghazouli

Research output: Chapter in book / Conference proceedingChapter in an edited book (as author)Academic researchpeer-review

Abstract

Hybrid connections between steel columns and reinforced concrete beams or flat slabs may be required due to design constraints or constructional considerations. This chapter presents a unified design procedure for hybrid connections provided with steel shear keys that are welded to the column and fully integrated into the concrete floor. The procedure, based on the fundamentals of European design provisions, includes design expressions for assessing the bending and shear resistances of various regions of connections to beams, as well as for determining the flexural and punching shear capacities of hybrid flat-slab configurations. In addition, detailed requirements for each specific region of the connection are included. Recommendations are also given for determining shear-key dependent parameters, such as the embedment length and cross-section size. The design procedure was validated against an extensive database of tests and numerical models and is suitable for effective practical application.

Original languageEnglish
Title of host publicationDesign of Hybrid Structures
Subtitle of host publicationWhere Steel Profiles Meet Concrete
PublisherCRC Press
Pages271-336
Number of pages66
ISBN (Electronic)9781000867268
ISBN (Print)9780367712075
DOIs
Publication statusPublished - 1 Jan 2023
Externally publishedYes

ASJC Scopus subject areas

  • General Engineering

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