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하수관로 결함 점수 및 상태 등급 판정 방법 제안
Suggestion of the defect score and condition grading protocol about sewer pipe
- 김정률;
- 이재현;
- 오재일
초록
In this study were considered 4 type of international condition assessment protocols based on WRc manual to suggest domestic sewer defect score about improved defect code. In order to contemplate about characteristics of domestic sewer pipes with specific specification, condition assessment method adopted by pipe segment were proposed. For considering Importance of ground subsidence, renewal defect scores increases weighting of defects causing structural backfill materials loss. In new the protocol, ‘Hole’ were added to grade 5, and ‘Surface Damage’ were excluded. The addition of ‘Buckling’to consider fle><![CDATA[0
키워드
condition grading protocol; sewer CCTV inspection; sewer condition assessment; sewer defect code; sewer defect score; 상태등급 산정방법; 하수관로 결함 코드; 하수관로 결함 항목; 하수관로 CCTV 조사; 하수관로 상태평가
- 제목
- 하수관로 결함 점수 및 상태 등급 판정 방법 제안
- 제목 (타언어)
- Suggestion of the defect score and condition grading protocol about sewer pipe
- 저자
- 김정률; 이재현; 오재일
- 발행일
- 2017-02
- 저널명
- 상하수도학회지
- 권
- 31
- 호
- 1
- 페이지
- 21 ~ 28