• Title/Summary/Keyword: Construction waterproofing

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An Study on the Non-Exposure Waterproofing Method Laminated Twist Glass Fiber Mesh on Self Adhesion Butyl Rubber Sheet (자착식 부틸고무시트에 다발형 유리섬유직포를 적층한 비노출방수공법에 관한 연구)

  • Bang, Myung-Jin;Park, Jin-Sang;Kang, Hyo-Jin;Oh, Sang-Keun
    • Proceedings of the Korean Institute of Building Construction Conference
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    • 2007.04a
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    • pp.133-136
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    • 2007
  • It has been applied the self adhesion waterproofing sheet which is developed from exist asphalt waterproofing sheet by heat and torch in domestic construction field. However, the problem of waterproofing have constantly happened due to air pocket condition and defect of joint part in waterproofing construction. Therefore, in this study, we would like to analyze the field application as testing in side of materials and construction method of self adhesion butyl rubber sheet and study of the materials performance.

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Proposed Development and Evaluation System for Existing Standardized Waterproof Technology Assessment Methods (표준화된 방수기술 평가기법 개발 및 평가체계 구축)

  • Song, Je-Young;Lee, Sun-Gyu;Choi, Eun-Kyu;Lee, Jung-Hun;Kim, Byoungil;Oh, Sang-Keun
    • Proceedings of the Korean Institute of Building Construction Conference
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    • 2018.05a
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    • pp.341-342
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    • 2018
  • Waterproofing materials and construction methods have been developed and applied to various construction sites since the past. However, there many cases where the waterproofing performance is not satisfactory, leading to continuous water leakage. It has been observed that a key reason for this is because waterproofing method and material selection is not optimized in terms of the appropriate application area and environmental degradation factors. This paper proposes that future selection of waterproofing methods should consider the following evaluation criteria; 1) waterproof performance evaluation according to site conditions, 2) evaluation of construction method, 3) manufacturing and maintenance of waterproofing systems.

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Proposed Development and Evaluation System for Existing Standardized Waterproof Technology Assessment Methods(Production technology, maintenance evaluation) (표준화된 방수기술 평가기법 개발 및 평가체계 구축 (생산기술, 유지관리 평가 중심))

  • Song, Je-Young;Seo, Hyun-Jae;Choi, Eun-Kyu;Lee, Jung-Hun;Kim, Byoungil;Oh, Sang-Keun
    • Proceedings of the Korean Institute of Building Construction Conference
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    • 2019.11a
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    • pp.235-236
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    • 2019
  • Waterproofing materials and construction methods have been developed and applied to various construction sites since the past. However, there many cases where the waterproofing performance is not satisfactory, leading to continuous water leakage. It has been observed that a key reason for this is because waterproofing method and material selection is not optimized in terms of the appropriate application area and environmental degradation factors. This paper proposes that future selection of waterproofing methods should consider the following evaluation criteria; 1) waterproof performance evaluation according to site conditions, 2) evaluation of construction method, 3) manufacturing and maintenance of waterproofing systems.

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A study on a performance the appliable rubber asphalt of monolithic waterproofing material of construction quality and the cement polymer modified waterproof coating membrane material of surface treatment. (무기질계 탄성 도막재와 고무 아스팔트를 적층한 일체형 방수재의 시공특성에 관한 실험적 연구)

  • Park Jin-Sang;Choi Sung-Min;Park Young-Tea;Oh Sang-Keun
    • Proceedings of the Korean Institute of Building Construction Conference
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    • 2005.05a
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    • pp.223-226
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    • 2005
  • In this study on the appliable Asphalt sheet of monolithic and inorganic matter waterproofing ,Fing material using of field because of problem of complex waterproofing sheet. Before this cement polymer modified waterproof coating and appliable asphalt sheet of monolithic whether have stability by method of construction about all style waterproofing that evaluate to new method of construction development naturally big emphasis put and try to approach. Did performance test item first at, as a result, drew by suitable thing in all KS items. This is considered to have more effective spot construction work because if means that have stability by material as well as method of construction.

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The Necessity Analysis of Development Waterproofing Materials and Methods of Construction Technologies for Green Roof (옥상녹화를 위한 방수재료 및 공법개발의 필요성에 관한 분석)

  • 권시원;오미현;강효진;오상근
    • Proceedings of the Korean Institute of Building Construction Conference
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    • 2003.05a
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    • pp.107-111
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    • 2003
  • The need for this study must be considerable, as being activate of green roofs research that the organization and construction obtain access to more development technologies. Nevertheless, the green roofs system has begun to apply since 1980's, the green roofs technology was restricted to develop without verification of technologies such as a load or water leakage. There is a limit as urethane waterproofing to almost domestic waterproofing materials and methods of construction for general green roofs. The introduction of materials and methods of construction which are appropriated to property of green roofs could be a decisive factor in a long-range durability and economical maintenance cost, moreover. it support to variety construction system and organization. This present paper describes a necessity of waterproofing and root barrier system is one of the sub-organization based on green roofs construction. which have enormously large impact on the durability.

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Performance Test Method on the Influence Waterproofing as Behavior of Concrete Structure (지하 콘크리트 구조물의 거동에 대한 방수층의 대응성 평가에 관한 실험적 연구)

  • Noh Jong-Soo;Kwon Shi-Won;Kwak Kyu-Sung;Kwon Kee-Joo;Oh Sang-Keun
    • Proceedings of the Korean Institute of Building Construction Conference
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    • v.y2004m10
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    • pp.77-81
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    • 2004
  • The massive structures are not free to move with vibration, differential settlement, thermal stresses because, construction and expansion joint, crack etc., can be large enough to cause leakage as deformation of waterproofing. It has been depended on the test method of tensile/tear strength which is waterproofing performance as behavior of concrete structure crack. However, not to practically confirm the creep applied to concrete surface, even waterproofing membrane have more performance than definite strength and elasticity. Therefore, in this study will focus on the test method to consider a resistance performance about loose adhesion and deformation of waterproofing and behavior of concrete structure as construction/expansion joint, crack. Performance test method on the influence as behavior of concrete structure crack is to choose waterproofing materials and construction method which possible to confront with behavior of 50mm crack in the atmosphere and low temperature. Examine the deformation of waterproofing membrane and loose adhesion which can occur to structure in general job site, suggest standard testing method to analyze correlation waterproofing membrane and structure with 5-types of materials used in this study, such as Adhesion membrane and sheet complex, sheet and urethane complex, self-adhesive sheet, spray poly-urea, spray membrane of rubberized Asphalt.

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A study on the characteristic of adhesion on the low temperature concrete of self adhesive waterproofing sheet using interface leakage test. (계면 누수를 통한 자착형 방수시트의 저온 부착 특성에 관한 연구)

  • Choi, Su-Young;Kim, Meong-Ji;Lee, Jung-Hoon;Choi, Sung-Min;Oh, Sang-Keun
    • Proceedings of the Korean Institute of Building Construction Conference
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    • 2014.05a
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    • pp.234-235
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    • 2014
  • Recently, waterproof construction used to self adhesive waterproofing sheet in the actual field in winter for reduce cost and term. However self adhesive waterproofing sheet's quality is declined in low temperature condition. So, this study was to confirm on the low temperature condition of concrete substrate effecting the adhesion of self adhesion waterproofing sheet using interface leakage test. As a result of this study, self adhesion waterproofing sheet must not be used at temperature below 5℃. Also, adhesion between waterproofing sheet and concrete is declined in low temperature.

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A Study on the Development of the Wheel Tracking Test and Evaluation Method on Blind Type of Waterproofing Layer (비노출 방수층의 윤하중 시험 및 평가방법 개발에 관한 실험적 연구)

  • Song Je-Young;Eom Deok-Jun;Kwak Kyu-Sung;Oh Sang-Keun
    • Journal of the Korea Institute of Building Construction
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    • v.6 no.1 s.19
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    • pp.67-72
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    • 2006
  • There are a lot of problem about waterproofing membrane coating for concrete deck of bridge and waterproofing sheets for concrete of deck of bridge because it couldn't confirm waterproofing's defeat after construction. These problems make a waterproofing material damage and condrete deck of bridge damage. So It needs a lot of money for repair work and reinforcement work. Therefor the structure slab of using waterproofing material protect invasion of water. Also, Concrete deck of bridge need a endurance permeability for the reduction repair payment. In this study, An experimental study on the quality standardization test method waterproofing layer on working of live load.

A Study on the Blind Type of Waterproofing Layer of Wheel Tracking of Test Method and Valuation on Working of Live Load (이동하중이 작용하는 비노출 방수층의 윤하중 시험방법 및 평가에 관한 연구)

  • Eom Deok-Jun;Seon Yun-Suk;Kwon Si-Won;Oh Sang-Keun
    • Proceedings of the Korean Institute of Building Construction Conference
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    • 2005.11a
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    • pp.1-5
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    • 2005
  • There are a lot of problem about waterproofing membrane coating for concrete deck of bridge and waterproofing sheets for concrete of deck of bridge because it couldn't confirm waterproofing's defeat after construction. These problems make a waterproofing material damage and concrete deck of bridge damage. So It needs a lot of money for repair work and reinforcement work. Therefor the structure slab of using waterproofing material protect invasion of water. Also, Concrete deck of bridge need a endurance permeability for the reduction repair payment. In this study, An experimental study on the quality standardization test method waterproofing layer on working of live load

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A Study On the Comparisons Between the Physical Properties of Self-Adhesive Waterproofing Sheets Applied with General Roller and Rotation Roller (일반 롤러와 회전식 롤러를 적용한 자착형 방수시트의 물성비교 연구)

  • An, Ki-Won;Park, Wan-Goo;Kim, Yun-Ho;Park, Jin-Sang;An, Dong-Su;Oh, Sang-keun
    • Proceedings of the Korean Institute of Building Construction Conference
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    • 2012.05a
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    • pp.15-18
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    • 2012
  • This study is to examine general roller and rotation in using self-adhesive waterproofing sheet. Using self-adhesive waterproofing sheet is very comfortable in a waterproofing construction site. However, In mechanical construction, self-adhesive waterproofing sheet occurred that problem for using. It induce many water leakage problem. So, We make Rotation Roller for to solve the this problem, and then Comparison with Physical properties of Self-Adhesive waterproofing sheet in applied General Roller and Rotation Roller.

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