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RE: Soil/Land use Curve Number-Antecedent Mosisture condition
Hamid.AKbari
I put some part of the guideline from Ministry of Transportation-Canada: SCS CN Procedure: The SCS method uses a parameter called the curve number (CN). CN is a measure of a watershed's hydrologic response potential. The CN is related to the land…
over 8 years ago
OpenFlows | Water Infrastructure
OpenFlows | Water Infrastructure Forum
Soil/Land use Curve Number-Antecedent Mosisture condition
Hamid.AKbari
Hi I am sending a pdf file which has a Soil/Land use Curve Number that are a little bit different with the library into the software. 1-Please let me know how can I add a new library based on those 2-In the attached file there is a graph for Antecedent…
Answered
over 8 years ago
OpenFlows | Water Infrastructure
OpenFlows | Water Infrastructure Forum
Modelling Pond outlet and emergency flow in SewerGems
Hamid.AKbari
Hi I am going to model a Pond which has 3 outlet: one HICKENBOTTOM RISER and two twin DI (ditch inlet) in SewerGems. Also there is an emergency spillway and two inlet headwalls. Could you please let me know: 1-Pond inlets should be used as outfall…
Answered
over 8 years ago
OpenFlows | Water Infrastructure
OpenFlows | Water Infrastructure Forum
Design and analyse a channel with different slop in SewerGems
Hamid.AKbari
Hi How can I Design/Analyse the flow into a open channel with different slop. Let say we have a 200m channel with slope 2% in the first 100m and 3% slope for the rest. 1- how can I model and analyse the channel 2-how can I design the channel regarding…
Answered
over 8 years ago
OpenFlows | Water Infrastructure
OpenFlows | Water Infrastructure Forum
RE: USER NOTIFICATION:"There is a gutter leaving this 'In Sag' catch basin inlet. By definition, gutters should flow towards 'In Sag' inlets - consider reversing the gutter start and stop nodes"
Hamid.AKbari
Jesse and Mark I appreciate you for your attention to my question, Actually I am a little bit confusing about modelling of "gutter and pipe" and "Spread and depth" measured in the gutter. Typically I come across these two following options: Option1…
over 8 years ago
OpenFlows | Water Infrastructure
OpenFlows | Water Infrastructure Forum
USER NOTIFICATION:"There is a gutter leaving this 'In Sag' catch basin inlet. By definition, gutters should flow towards 'In Sag' inlets - consider reversing the gutter start and stop nodes"
Hamid.AKbari
Hi for the modelling of a gutter I am getting the following warning message: "There is a gutter leaving this 'In Sag' catch basin inlet. By definition, gutters should flow towards 'In Sag' inlets - consider reversing the gutter start and stop nodes…
Answered
over 8 years ago
OpenFlows | Water Infrastructure
OpenFlows | Water Infrastructure Forum
set start points of pipes as upstream side
Hamid.AKbari
Hi Is there any way to set start points in all pipes as upstream side? As default SewerGems assume the start point as its being laying out and if you lay out the network uphill start invert of pipe will be less than the stop invert. I will be wonder…
Answered
over 8 years ago
OpenFlows | Water Infrastructure
OpenFlows | Water Infrastructure Forum
Element Property Inferencing issue in the maholes with drop structure
Hamid.AKbari
Hi I think "Element Property Inferencing" in the SewerGems has an issue in the manholes that " Allow Drop Structure" is being set to true! Please fine the attached file and correct me if I am wrong. In the attached file, in the manhole MH-3, Actually…
Answered
over 8 years ago
OpenFlows | Water Infrastructure
OpenFlows | Water Infrastructure Forum
Set Invert to Start/Stop problem
Hamid.AKbari
Hi I have setup a gravity network in SewerGems, before doing analysis I active "Set Invert to Start/Stop" for all pipes, But when I run the model I see in the FlexTable all of those are unchecked! Please let me know what should I do? Thanks …
Answered
over 8 years ago
OpenFlows | Water Infrastructure
OpenFlows | Water Infrastructure Forum
RE: Off Elevation is less than or equal to the On Elevation
Hamid.AKbari
Hands-on training in the "SewerGEMS/SewerCAD, Sewer System Modeling (metric)"Catagory -"Gravity and Pressure" part. 0363.pumpstation edit.zip
over 8 years ago
OpenFlows | Water Infrastructure
OpenFlows | Water Infrastructure Forum
RE: Off Elevation is less than or equal to the On Elevation
Hamid.AKbari
Hi Mark Hands-on training in the "SewerGEMS/SewerCAD, Sewer System Modeling (metric)"Catagory -"Gravity and Pressure" part. Thanks Hamid
over 8 years ago
OpenFlows | Water Infrastructure
OpenFlows | Water Infrastructure Forum
Off Elevation is less than or equal to the On Elevation
Hamid.AKbari
pumpstation edit.zip Hi I am working on one of the Hands-on training in the "SewerGEMS/SewerCAD, Sewer System Modeling (metric)"Catagory as "Gravity and Pressure". I did all of the instructions one by one but I am getting an error as"Off Elevation…
Answered
over 8 years ago
OpenFlows | Water Infrastructure
OpenFlows | Water Infrastructure Forum
GVF-Convex for Pressure Sewer Preliminary Design
nkg2
(Note: This is a follow up to another post I commented on but pulled out for better continuity of discussion). An engineer has been asked to develop a feasibility study for a new sewer system, which in my mind does not require evaluation and input size…
Answered
over 8 years ago
OpenFlows | Water Infrastructure
OpenFlows | Water Infrastructure Forum
RE: Pumpstation+Storage pipe
Hamid.AKbari
Ref: http://communities.bentley.com/products/hydraulics___hydrology/f/5925/t/102714 Hi In the following captured, I included plan and section of a given stormwater pump station to evacuate water from wet well to a river from level 0.0 m to level 10…
Answered
over 8 years ago
OpenFlows | Water Infrastructure
OpenFlows | Water Infrastructure Forum
Pumpstation+Storage pipe
Hamid.AKbari
Hi For a stormwater pump station ( 25 year storm event) I am following a guidline which advice to use a storage pipe before pump station to decearse wet well volume. How can I model it in SewerGems or CivilStorm or StormCad? Please let me know which…
Answered
over 8 years ago
OpenFlows | Water Infrastructure
OpenFlows | Water Infrastructure Forum
Thiessen polygon+Inflow(Run-off)
Hamid.AKbari
Hi In a santary Network, I have some loads for some manholes as Dry weather load, Also I should add 10 lit/day/m2 as runoff inflow and run the netwrok as steady st I have provided a shape file from Thiessen polygon. How can I establish inflow from…
Answered
over 8 years ago
OpenFlows | Water Infrastructure
OpenFlows | Water Infrastructure Forum
Manhole Headloss
Hamid.AKbari
Hi How can I get the calculated headloss in the manholes (doesn't matter which method)? Thanks Hamid
Answered
over 8 years ago
OpenFlows | Water Infrastructure
OpenFlows | Water Infrastructure Forum
Manhole drop
Hamid.AKbari
Hi I want to have minimum 0.10 drop in all manholes. In the default design constrain I set Minimum Drop Depth 0.10 and checked "use drop structure to minimize cover" but nothing happend ! how can I fix the issue? Thanks Hamid
Answered
over 8 years ago
OpenFlows | Water Infrastructure
OpenFlows | Water Infrastructure Forum
Flow (System Sanitary) or Flow (Known) for steady state
Hamid.AKbari
Hi For a small sanitary network which has some service connections, steady state design should be done based on Flow (dry-System Sanitary) or Flow (Known)? What is difference between both flows? Thanks Hamid
Answered
over 8 years ago
OpenFlows | Water Infrastructure
OpenFlows | Water Infrastructure Forum
Design network from downstream to upstream
Hamid.AKbari
Hi I am going to connect a proposed sanitary network to Existing network. In the connection manhole point, invert elevation should be 79.80. Is there any method to SewerGems design network from downstream (connected point) to upstream? Because…
Answered
over 8 years ago
OpenFlows | Water Infrastructure
OpenFlows | Water Infrastructure Forum
Set Pipe Slope
Hamid.AKbari
Hi How can I set two-three adjacent pipes as same slope like 1.5%? Note that I have set the min and max slope : 0.5% and 6% . Thanks Hamid Akbari
Answered
over 8 years ago
OpenFlows | Water Infrastructure
OpenFlows | Water Infrastructure Forum
Profile Band-Flow DIrection
Hamid.AKbari
Hi The following capture shows a profile which has a Band including,chainage, ground elevation and invert level. Also for each manhole you can find flow direction. Please let me have how can i provide those in SewerGems in profile part? Thanks…
Answered
over 8 years ago
OpenFlows | Water Infrastructure
OpenFlows | Water Infrastructure Forum
SewerGems V8i-Set minimum slope for first leg
Hamid.AKbari
I am working on a sanitary project. Client asked me to consider" minimum grade of 1 % for the first upstream leg " but other pipes can have minimum slope 0.5%. how can I define that one in the SewerGems-V8i-SS4 Thanks Hamid
Answered
over 8 years ago
OpenFlows | Water Infrastructure
OpenFlows | Water Infrastructure Forum
Choice of Solver for Wetwell Failure Analysis
Gritngut
I am anlysing a collection system with a more than average amount of pressure subnetwork involved in Sewergems. I am using this system to analyze wetwell failure (power off) at the stations individually - meaning one off at a time. Currently, I am using…
over 8 years ago
OpenFlows | Water Infrastructure
OpenFlows | Water Infrastructure Forum
Help With setting up a VSP or VFD with 4 pumps.
Gritngut
Hi, Working with SewerGEMs, GVF-Convex solver. I need your assistance in setting up a VSP or VFD with the below on and off (elevations) controls. I want to use the fixed head VSP type and use my control node as the Wetwell. probably with a target HGL…
Answered
over 8 years ago
OpenFlows | Water Infrastructure
OpenFlows | Water Infrastructure Forum
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