Subject: Drainage Wells or a Vertical Exfiltration Trench in InfoSWMM
Note, this is just one way to model an Exfiltration Trench. The source for the image below is Rice Creek Watershed.
You can make a storage node to simulate the trench with the following characteristics:
· Functional or … Read the rest
Subject: How to make Multiple Storm Events in InfoSWMM and How to Use them in the Scenario Manager
Step 1. Make a new Time Series to hold the data points for your new Rainfall Time Series in the Operation Tab of the Attribute Browser.
Step 2. Populate the Rainfall Distribution … Read the rest
Subject: Weirs in InfoSWMM
Figure 1 shows the relationship between the weir input data and the upstream and downstream nodes.
· Height,
· Crest and
· Node Invert Elevation
There are four types of weirs and if the weir becomes submerged downstream the Villemonte weir
Subject: How to Set Up an InfoSWMM 2D Simulation Polygon and Mesh
Step 1: Create the 2D Database
Step 2: Verify the Creation of the 2D Database
Step 3: Create the background Simulation Polygon for the 2D simulation
Step 4: Create the Mesh on the 2D Simulation Polygon
Step 5:… Read the rest
Note: A Basic InfoSewer Wet Well, Pump and Force Main System
via Blogger http://www.swmm5.net/2013/07/a-basic-infosewer-wet-well-pump-and.html… Read the rest
Note: You can use the Output Statistics Manager in InfoSWMM and H2OMAP SWMM to compute the peak d/D for ALL of the links in your network. Once you have calculated the peak d/D using the tool you can copy them using the command Ctrl-C and paste … Read the rest
Subject: Pump / Force Main System in InfoSWMM and SWMM 5
The basic system consists of:
Step 1: Wet Well Data
Enter the invert elevation, maximum depth of the Wet Well, … Read the rest
Subject: Water Quality Processes in a Subcatchment and Node/Link System of SWMM 5
via Blogger http://www.swmm5.net/2013/07/water-quality-processes-in-subcatchment.html… Read the rest
Subject: Manhole Elevations in InfoSWMM and SWMM 5
Starting from the bottom of the manhole you have these regions of computational interest:
1. Manhole Invert to the lowest link invert – the node continuity equation is used with the area of the manhole being the default surface area of a … Read the rest
This is how you use the batch file in SWMM 5 to make a Report
Step 1: You make a bat file - here is a sample file that uses the swmm5.exe program
swmm5.exe Example1.inp D:\swmm5.0.021\bob.rpt
pause
Step 2: Set up the Report Data in the input file
[REPORT… Read the rest
Note: How to Save Selected Nodes and Links in InfoSWMM
Step 1: Decide what Nodes and Links you want to save.
Step 2: You can read the flow, velocity, depth and capacity from the RPT Text File.
via Blogger http://www.swmm5.net/2013/07/how-to-save-selected-nodes-and-links-in.html… Read the rest
Note: How to change the Maximum Infiltration in a DB Table of InfoSWMM and H2OMAP SWMM
There are a lot of methods in InfoSWMM and H20MAP SWMM to change the infiltration data. You have the ability to change it for
1. an individual subcatchment using the Attribute Browser
2. by … Read the rest
Subject: How to change the background color and data view in InfoSewer and InfoSWMM
Tip 1: Use the command View> Data Frame Properties > Frame > Background (change color) to change the background color
Tip 2: Use the command View> Data Frame Properties > Data Frame … Read the rest
Note: Steps to take and rules for Cloning Datasets in InfoSWMM and InfoSewer
Before cloning an active dataset, the user should switch to the Base Scenario. This saves the active datasets and allows the user to clone the dataset with all edits.
This is a brief description of how datasets… Read the rest
Step 1: Identify the Problem "ERROR 141: Outfall J-561 has more than 1 inlet link or an outlet link." Means you have an Note: Four cross sectional areas are used in a link of SWMM 5. The weighted hydraulic radius (Rwtd) is a function of the Froude Number of the link and the upstream and downstream hydraulic radius. The Rwtd value is used in the computation of the friction slope … Read the rest
Note: Orifice Critical Depth for Separating Weir Flow from Orifice Flow for Bottom Outlet Orifices
The Critical height is the opening where weir flow turns into orifice flow. It equals (Co/Cw)*(Area/Length) where Co is the orifice coeff., Cw is the weir coeff/sqrt(2g), Area is the area of the opening, … Read the rest