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<br />Page 6 <br /> <br />. <br /> <br />28. "Storm or f1 oodwater runoff channel" means. a fl oodpl a in, <br /> <br />29. "Significant change" means a change in a water surface <br />profile of 0.5 feet or more for a continuous distance of at <br />least 500 feet, a change of floodplain boundary effecting 5 <br />or more acres, a change in flood velocity of 2.0 feet per <br />second or more at any cross- section, or a potential for <br />damage to property greater than 550'0 due to a change in <br />water surface elevations or velocities. <br /> <br />30. "Water surface profile" means.. a graph which shows the <br />relationship between the vertical elevation of the top of <br />flowing water and of the streambed with the horizontal <br />distance along the .stream channel. <br /> <br />31. "Worle map" means the document used during the hydraul ic <br />analysis which typically shows a greater level of detail or <br />information than the published or final flooded area map. <br /> <br />S. Terms Defined bv Statutes. Any term used. in these F1 oodp 1 a i n <br />Designation and Approval Rules that is not defined herein but <br />is defined in Sections 37-60-101, 37-87-102, or 24-65.1-103, <br />C.R.S., is used with the meaning given therein. <br /> <br />~_/ <br /> <br />. <br /> <br />.... <br /> <br />2 CCR 408.1 <br /> <br />/~'. <br />e~J.I'Jr'.~\ <br />. ~ -" I <br />\,". .' i <br />'--~.-/. <br />~ '.,1" <br />THE CODE OF COLORADO REGULATIONS ,\,..:;., <br />!~ <br />