Patterns of Alluviation in Mixed Bedrock-Alluvial Channels

morph2d

Filename: morph2D.f90
2-Dimensional Morphodynamic Model
Written by Jongseok Cho and Peter A. Nelson
Department of Civil and Environmental Engineering
Colorado State University, Fort Collins, Colorado

Filename: P1505.mat
Results from the simulation of bar formation in a straight flume.

Filename: BRtopo.txt
Randomly abraded bedrock topography is used to simulate the mixed bedrock-alluvial channels.

Filename: XYZ.mat
The x- and y-coordinates and bedrock elevation are used in the simulations of mixed bedrock-alluvial channels.

Filename: 2-Ax.mat, 2-Bx.mat, and 2-Dx.mat
Time evolution of alluvial thickness and the fraction of exposed bedrock surface for the simulations starting from the bare bedrock bed channel.

Filename: 2-A.mat and 2-B.mat
Time evolution of alluvial thickness and the fraction of exposed bedrock surface for the simulations starting from the alluvial bed channel.

Filename: 2-B2-z.mat
Time evolution of alluvial thickness and the fraction of exposed bedrock surface for the simulations starting from the alluvial bed channel with different sediment layer thickness.

Filename: 2-B2-k.mat
Time evolution of total, bed surface, sediment transport, and bedform roughnesses for the simulations starting from the alluvial bed channel with different sediment layer thickness.

Filename: 2-B2-x.mat
Time evolution of alluvial thickness and the fraction of exposed bedrock surface for the simulations starting from the alluvial bed channel without the effects of bedform and sediment transport roughnesses and shear stress correction for bedload transport.