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시스템 폼과 트러스 데크의 골조 공사 경제성 비교 분석

Economic Comparison of the Concrete Structural Work for the System Form and the Truss Deck

  • 투고 : 2016.09.09
  • 심사 : 2016.11.23
  • 발행 : 2016.11.30

초록

The reduction of construction duration and cost is two of main success factors in the modern construction industry. Since reinforced concrete is the most economical material for construction, the large-scale form-work of concrete is also related to the competitiveness of construction method. Thus, the application of appropriate form-work system is one of key factors to reduce the construction cost, improve the quality of the finished concrete, shorten the construction period, and reduce the form-work collapse during the construction. The study conducted the case study to identify the cost differences between the steel-wire truss deck system and the table system form-work system. To compare the construction cost of two different form-work methods, the study estimated the total price for the form-work module of $14.4m{\times}4.8m$ with material quantities. This study identified that the slab cost of truss deck form-work system was 15% lower than the table system form-work even though the combination form-work cost of beam and slab for the truss desk was 19% higher than the combination form-work costs of system form-work. In addition, the study identified that the truss-deck form-work system also required the additional steel reinforcement of 77% compared to the table system form-work. Finally, the study concluded that the table system form-work could reduce the total construction costs of 15% through lowering the form-work cost of beam and slab, and steel reinforcement.

키워드

과제정보

연구 과제 주관 기관 : 국토교통부

참고문헌

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