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...data (coverages) to build the basic geometry necessary for a 1D hydraulic model. Much of the information for developing [[SMS:SMS Models|models]] with the Currently the only major model supported is [[SMS:HEC-RAS|HEC-RAS]].

...rt of material on the shoreline and the shoreline morphology. The GenCade model allows defining multiple wave gages, providing for spatially varied driving ...Each wave event has a date and time, a H0, a period, and a direction. The model computes the wave conditions for each cell in the grid by interpolating the

...lly. In such cases, and many times after extraction from a digital terrain model, there are edits that must be performed in order to prepare the cross secti ...in a [[WMS:1D-HYD Cross Section Coverage Type|1D Hydraulic Cross Section]] coverage. After assigning the cross section, it also possible to enter the editor fo

{{Infobox Model | ...is the case with finite difference and finite element models. Rather, the model is defined by “analytic elements” representing line sources and sinks s

...y support the HEC-RAS model, but will be used to support the FHWA BriStars model as well as additional hydraulic models that will be supported in future ver ...am below illustrates how these coverages are used to establish a hydraulic model.

After running a 1D Hydraulic model like HEC-RAS, the result is a water surface elevation (or hydrograph for a :[[File:InterpolatingHydraulicModelResults1.png]]

...e basis for the development of the cross section data in the ArcHydro data model. Cross sections in the database can be used for the development of hydrauli ...e to open a cross section database using the '''Open''' command from the ''File'' menu.

; [[SMS:Model Checker|'''Model Check''']] : Checks the active PTM simulation for common input errors. ...Opens the ''Model Control'' dialog (used to organize input files, specify model parameters, choose output options, etc.).

...to modify the Z values. The purpose of each coverage is dependent upon the coverage type. Some coverages will modify z values and others will control other att ...rer links]] inside of a 2D geometry component. Only one grid or grid frame coverage may be linked in each geometry component.

...d frame]] inside a [[SMS:TUFLOW 2D Geometry Components|TUFLOW Grid Extents coverage]]. ...T2D Z Lines/Polygons (Simple) Coverage|TUFLOW 2D Z Lines/Polygons (Simple) coverage]] can also be used to force elevations using arcs or polygons.

[[Image:TUFLOW AD.png|thumb|450 px|TUFLOW ''Model Control'' dialog showing the ''Constituents'' tab.]] The constituent data is entered in the ''TUFLOW 2D Model Control'' of the TUFLOW simulation. The ''Constituents'' tab allows enterin

An area property coverage is used to map properties such as Manning's roughness values to the mesh, g ...o represent the different Manning's roughness values to be included in the model (stream, floodplain, field, roadway, etc.). Polygons can then be created to

...project is created in SMS, a coverage will be automatically created. This coverage is named "Area Property", and it will be set to the default area property t Right-clicking on the Map module root folder [[File:Map Folder.svg|16 px]] in the Project Explorer invokes an options menu with

...d [[SMS:CGWAVE|CGWAVE]] type [[SMS:Coverages|coverages]]. When a Coastline file is read into SMS, feature arcs are created. If a coastline closes, the fina ...u [[SMS:File Menu|''File'' | '''Open''']] and saved from [[SMS:File Menu|''File ''| '''Save As...''']] from the [[SMS:Map Module|Map module]].

..., and for the Map -> X commands where X is a geometric object or numerical model. ##Better handling of unsupported MODFLOW packages in the Name file

===Map to Model Dialog=== The ''Map → Model'' dialog provides a few options for how feature objects in Map module will

...] '''Get Module Info''' macro or using the '''Get Info''' command in the ''File'' menu. *For selected coverage:

...simulation can have its own parameters based on what is entered into the ''Model Control''. Each simulation can share the same components or use different c ...MS-Flow [[SMS:CMS-Flow_Coverages#Boundary_Conditions|Boundary Conditions]] coverage

[[File:3dbridge.png|thumb|400 px|3D bridge example]] The 3D bridge component can be used to for multiple purposes in a model. These include:

...p / Overtopping model can used to in the design of coastal structures. The model runs a simulation based on user-specified parameters. ...r. Select the coverages that will be created for the project and give each coverage the desired name. Click '''OK'''.