2 HECRAS http www hec usace army milsoftwarehecras

2. 수행방법 및 절차 • 설치 – 다운로드 • HEC-RAS : http: //www. hec. usace. army. mil/software/hec-ras/ (4. 1버전) • HEC-Geo. RAS : http: //www. hec. usace. army. mil/software/hec-georas/ (Arc. GIS 버전에 맞게 다운로드) • Arc. Map – Customize - Tool. Bars – HEC-Geo. RAS 활성화 • Arc. GIS 버전 확인

2. 수행방법 및 절차 • HEC-Geo. Ras를 이용한 HEC-RAS 입력자료 구축 – 수행방법 • 단면을 그린 후 • RAS Geometry – XS Cut Line Attributes – River/Reach Names • RAS Geometry – XS Cut Line Attributes – Stationing • RAS Geometry – XS Cut Line Attributes – Bank Station • RAS Geometry – XS Cut Line Attributes – Downstream Reach Lengths • RAS Geometry – XS Cut Line Attributes – Elevation 을 클릭하여 속성 업데이트