The reality survey of ready-mixed concrete factory on recovered aggregate for concrete as building materials

Sumie Suzuki, Hiroshi Jinnai, Masanao Arai, Hiroyuki Tanano, Tadatsugu Kage, Kazushi Tsujimoto, Koichi Matsuzawa, Naoko Tsuchiya, Yoshihiro Masuda

Research output: Contribution to journalArticle

Abstract

In this study, we focus on the Ready-mixed concrete factory using recovered aggregate for concrete as building materials. We interviewed with fourteen Ready-mixed concrete factories, about equipment of collecting recovered aggregate system, products, others and we tested physical properties about aggregate. The results show the following points: (1) 40% of a questionnaire respondent was held equipment of collection recovered aggregate (2) addition method A need to device to put aggregate impartial (3) some physical properties is different between original aggregate and recovered aggregate.

Original languageEnglish
Pages (from-to)1019-1024
Number of pages6
JournalAIJ Journal of Technology and Design
Volume25
Issue number61
DOIs
Publication statusPublished - 2019 Jan 1
Externally publishedYes

Keywords

  • Addition method
  • Condition of use
  • Exchange ratio
  • Field survey
  • Recovered aggregate
  • Washing method

ASJC Scopus subject areas

  • Architecture
  • Building and Construction

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