EN 1090 인증
CPR 인증 중 EN 1090에 따른 철 구조물의 생산공정 인증
EN 1090 규격의 구성
- EN 1090 : Execution of steel structures and aluminium structures
- EN 1090-1: Requirements for conformity assessment for structural components
- EN 1090-2: Technical requirements for the execution of steel structures
- EN 1090-3: Technical requirements for the execution of aluminium structures
- EN 1090-1: 구조물의 특성 결정 및 선언
- EN 1090-2&3 : 구조물 제작사가 갖춰야 할 제작공정에 대한 기본 소양 확인
EN 1090 - 철 구조물 등급의 선정
◎ EN 1090-2는 제품의 Execution Class (EXC)를 결정(선언) 후 각 class 별 요구사항을 준수하도록 규정
※ EXC: Risk Assessment (COF), Complexity에 따라 결정 (by Owner or designer)
◎ EXC는 아래 세부 class/category를 결정한 결과로 산출
- Consequence Class (CC)
- Service Category (SC)
- Production Category (PC)
등급별 구조물 예시
| EXC1 |
- Supporting structures with steel up to strength class S275
- Buildings with up to 2 floors (4 floors if detached)
- Bending beams up to 5m, projection beams up to 2m
- Stairs & railings in residential buildings
- Agricultural buildings, e.g. barns
|
| EXC2 |
- Supporting structures with steel up to strength class S700
- Buildings with 2-15 floors
|
| EXC3 |
- Supporting structures with steel up to strength class S700
- Assemblies/stadiums with large surface roof structures
- Buildings with more than 15 floors
- Pedestrian, bicycle, road and railway bridges
- Crane track
|
| EXC4 |
- Bridges (road & rail) over densely populated areas or industrial plants with high hazard potential
- Safety tanks in nuclear power plants.
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