39.--Diffusion hydrodynamic modeled floodplain at
time = 1-hour

40.--Diffusion hydrodynamic modeled floodplain at
time = 2-hours

41.--Diffusion hydrodynamic modeled floodplain at
time = 3-hours

42.--Diffusion hydrodynamic modeled floodplain at
time = 5-hours

43.--Diffusion hydrodynamic modeled floodplain at
time = 7-hours

44.--Diffusion hydrodynamic modeled floodplain at
time = 10-hours

45.--Maximum water depth at different cross-sections

46.--Bridge flow hydrographs assumed outflow
relation: (q =10d)

47.--Critical outflow hydrographs for floodplain

48.--Diffusion model (), kinematic routing
(dashed line) and k-634 model results
(solid line) for 1,000-feet width channel,
Manning's n = 0.040, And various channel
slopes,

49.--Comparisons of outflow hydrographs at 5 and 10
miles downstream from the dam-break site

50.--Comparisons of depths of water at 5 and 10 miles
downstream from the dam-break site

A-1.--Flow chart for diffusion hydrodynamic model

A-2.--Flow chart for channel and floodplain submodel

B-1.--One-dimensional grid elements

B-2.--Diffusion hydrodynamic model boundary conditions

B-3.--No flux boundary nodes

B-4.--Algorithm for the variable time step