Sheet Flow Hazard : A type of flood hazard with flooding depths of 1 to 3 feet that occurs in areas of sloping land. The sheet flow hazard is represented by the zone designation AO on the FIRM
United Nations Asian and Pacific Training Centre for Information and Communication Technology for Development (UN-APCICT/ESCAP), Everyday ICT terms for Policymakers and Government Officers, Incheon City, Republic of Korea 2011. https://www.google.com.kw/url?sa=t&rct=j&q=&esrc=s &source=web&cd=2&cad=rja&uact=8&ved=0CCIQFjAB&url= http%3A%2F%2Fwww.unapcict.org%2Fecohub%2Fdirectory -of-ict-for-development-ictd-training-institutions -in-the-asia-pacific-and-everyday-ict-terms-for-po licymakers-and-government-officers%2Fat_download%2 Fattachment2&ei=pwXtVIu8KYr1UtSQgKgM&usg=AFQjCNHPi jupJgWDFU_3o6451VYBUmyEqg&sig2=ToEEwxvBri8GkOVOftK XVA, (Info and Commun Tech - Amer) {255}