Subject: Dual Drainage in SWMM 5
The purpose of the Dual Drainage tool in InfoSWMM is to create a major or street drainage network on top of an existing pipe or what is called the minor network in dualdrainage. The created major network has a node (sometimes called … Read the rest
Arc Map If Statements for Showing Flooding in InfoSWMM
You can use a combination of the Map Display in InfoSWMM and the Arc Map Label Properties to show the Maximum Ponded Volume at a node during amInfoSWMM simulation.
The label function in VBSCRIPT to show just non zero flooded … Read the rest
InfoSewer Inflow Control for a Pump with a Pump Curve
You can control the pumps in InfoSewer and H2OMap Sewer by using a Pump Control which will control the pump based on:
1. Volume
2. Level
3. Discharge
4. Inflow
5. Time
If you use a By Inflow control the … Read the rest
What are the LID Control Flow Source Options in SWMM 5?
The SWMM 5 options for Low Impact Development (LID) controls on a Subcatchment are very flexible, exciting, possibly recursive and a completely integrated method to treat both the pervious and impervious flow. You can
Steps to set up a new icon for Batch Simulation in InfoSewer, InfoSWMM or InfoWater
1. Customize Arc GIS
2. Add an Icon
3. Run the command using the Icon
via Blogger http://www.swmm5.net/2013/07/batch-simulation-for-infosewer-infoswmm.html… Read the rest
Subject: How to Use Trace Upstream, Domain Manager and Facility Manager in InfoSewer to Find the CE
InfoSewer does not have table of node continuity errors only an overall continuity error balance. If you have a continuity error then you can use the process of divide and conquer to … 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
Subject: WARNING 04: minimum elevation drop used for Conduit - What Does this Message Mean?
This message means that the elevation drop across the link is less than the minimum allowable drop or (0.001 /3.048 meters)
Elevation1 = Link Offset Upstream + Upstream Node Invert
Elevation2 =… Read the rest
Subject: The relationship between the rainfall, total losses from the previous area, evaporation and infiltration only rate.
The total loss from a subcatchment pervious area is the sum of the evaporation + infiltration loss. Typically the evaporation rate is much less than the infiltration rate. SWMM… Read the rest
Subject: Making your inactive elements active in different alternative scenarios in InfoSWMM
Step 1: Open up the Facility Manager and turn off Apply to Active Facility Only, click on Map Selection and then finally the +Add button
Step 2: Select those elements you want to add to the Facililty (they
Subject: Risk Assessment Manager in InfoSWMM
If you can get the Risk Assessment Manager than you can do a flooding extent based on the Maximum Head or just the Flooded Nodes.
via Blogger http://www.swmm5.net/2013/07/risk-assessment-manager-in-infoswmm.html… Read the rest
Subject: What are the Units for the five St. Venant Flow Terms in SWMM 5 and InfoSWMM?
The new flow (Q) calculated at during each iteration of time step as
(1) Q for the new iteration = (Q at the Old Time Step – DQ2 + DQ3 + … Read the rest
Subject: How is RHO computed for a Link in SWMM 5?
SWMM 5 uses a sliding metric to calculate the cross sectional area and hydraulic radius used in the simulation for the link dynamic flow. The area and hydraulic radius used moves from the Upstream End of the Link