Model:MRSAA

MRSAA

Also known as	Macro-roughness Saltation Abrasion Alluviation Model
Model type	Single
Model part of larger framework
Note on status model
Date note status model

Incorporated models or components:

Spatial dimensions	1D
Spatial extent	Reach-Scale
Model domain	Geodynamic
One-line model description	Macro-roughness model framework for treating erosion, bed cover, and sediment transport in bedrock river channels.
Extended model description	Code functionality and purpose may be found in the following references: References Zhang L., Parker, G., Stark, C.P., Inoue, T., Viparelli, V., Fu, X.D., and Izumi, N. 2015, "Macro-roughness model of bedrock–alluvial river morphodynamics", Earth Surface Dynamics, 3, 113–138. Zhang, L., Stark, C.P., Schumer, R., Kwang, J., Li, T.J., Fu, X.D., Wang, G.Q., and Parker, G. 2017, "The advective-diffusive morphodynamics of mixed bedrock-alluvial rivers subjected to spatiotemporally varying sediment supply" (submitted to JGR)

Keywords:	sediment transport,

Supported platforms	Windows
Other platform
Programming language	Python
Other program language
Code optimized	Single Processor
Multiple processors implemented
Nr of distributed processors
Nr of shared processors
Start year development	2015
Does model development still take place?	Yes
If above answer is no, provide end year model development
Code development status
When did you indicate the 'code development status'?
Model availability	As code
Source code availability (Or provide future intension)	Through CSDMS repository
Source web address
Source csdms web address	https://github.com/csdms-contrib/MRSAA
Program license type	GPL v2
Program license type other
Memory requirements	--
Typical run time	Minutes...

Describe input parameters	Reach hydraulic parameters (e.g. slope, sediment grain size, critical shear stresses, Chezy coefficient, bed macro-roughness, sediment supply rate, length, channel width, flood intermittency factor, etc.)
Input format	ASCII
Other input format
Describe output parameters	River profiles, sediment transport rates, alluvial cover depths and channel bed elevations.
Output format	ASCII
Other output format
Pre-processing software needed?	No
Describe pre-processing software
Post-processing software needed?	Yes
Describe post-processing software	Excel may be used (output may be plotted with other user preferred language/software)
Visualization software needed?	No
If above answer is yes
Other visualization software

Describe processes represented by the model	Long-term channel bed evolution of mixed bedrock alluvial rivers under alluviation waves.
Describe key physical parameters and equations
Describe length scale and resolution constraints
Describe time scale and resolution constraints
Describe any numerical limitations and issues

Describe available calibration data sets
Upload calibration data sets if available:
Describe available test data sets
Upload test data sets if available:
Describe ideal data for testing

Do you have current or future plans for collaborating with other researchers?

Is there a manual available?	No
Upload manual if available:
Model website if any
Model forum / discussion board

Comments

This part will be filled out by CSDMS staff

DOI model	10.5281/zenodo.893093
For model version	1.0.0
Year version submitted	2017
Link to file	https://csdms.colorado.edu/pub/models/doi-source-code/MRSAA-1.0.0.zip

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Featured publication(s)	Year	Model described	Type of Reference	Citations
Zhang, L.; Parker, G.; Stark, C. P.; Inoue, T.; Viparelli, E.; Fu, X.; Izumi, N.; 2015. Macro-roughness model of bedrock–alluvial river morphodynamics. Earth Surface Dynamics, 3, 113–138. 10.5194/esurf-3-113-2015 (View/edit entry)	2015	MRSAA	Model overview	53
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