FLOODPLAINS X-SECT. - DFIRM --
Floodplain Cross-section Lines - DFIRM, 2004 (1:12,000)
Shows cross sections created from Flood Rate Insurance Maps. The channel surveys provide input into the hydraulic model used to calculate flood elevations.
These data may be used with an associated DFIRM floodplain shapefile and base-flood-elevation line shapefile.
FGDC metadata: FLOODPLAINS_CROSSSECTION_DFIRM_IDNR_IN