Questions tagged [pipe-network]

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3
votes
1answer
68 views

Pipes do not connect to each other - geometric network

I have created a geometric network in ArcGIS for Desktop. Some of the pipes are not logically connecting to each other even though they appear to geometrically intersect. Can anyone tell me how to ...
1
vote
1answer
42 views

Splitting line at all vertices in ArcGIS Desktop?

I need look through 3025 lines and split them at every vertex, then make points at the end of them and call them fittings. My coworkers would select 1 by 1 and hot key them. Is there a better way? ...
1
vote
2answers
329 views

How to export geometry as a table in QGIS

I am trying to use Qgis to produce the input file for SWMM and the first step is to produce the geometry tables. I need to export the geometry of elements as a tables with these format: (poygons) ;;...
0
votes
1answer
1k views

GIS integration with SWMM

I am interested in producing input files for SWMM from GIS data, hopefully from QGIS. Does any one know a free tool to do it? I found this plug-in qgis-swmm, but I do not see it in the repository of ...
0
votes
1answer
374 views

Determine the flow direction from a point in a DEM [closed]

I had a quick look of the other questions about hydrology using a DEM (SAGA/ArGIS) and I guess I need to calculate something different from a traditional flow accumulation/channel network/catchment ...
0
votes
2answers
68 views

Checking for unsnapped lines in ArcMap?

I am trying to find a way to locate any unsnapped pipes/manholes. I noticed that my snapping environment was not set up in ArcMap the first few times I made edits and I want to go back and reverse ...
0
votes
1answer
307 views

Pipeline data for Nigeria?

I am looking for oil and gas pipeline for Africa or Nigeria. I have tried searching the global energy observatory platform and I cannot find it.
3
votes
1answer
551 views

QGIS: sewer system symbology

Is there any symbology set out there for sewer systems or other piped networks? The sort of elements I need to represent are: Conduits Junctions Pumps Weirs Outfalls Gates etc... There are few ...
-1
votes
1answer
219 views

Pipeline data for Brazil

I am looking for oil and gas pipeline data for the area near Parnaiba, Brazil. I've spent hours search the web and I have yet to locate a source. Does anyone have any suggestions?
-4
votes
1answer
617 views

How to convert inp to shp with Python? [closed]

How would I convert an EPANET .inp file into python lists in order to convert it to .shp files?
1
vote
0answers
535 views

Where can I find free shapefiles of oil/natural gas pipelines in Mexico?

I'm looking for free shapefiles of oil or natural gas pipelines pertaining specifically to Mexico or even trans-national pipelines between the U.S and Mexico.
1
vote
0answers
331 views

Asset point IDs, pipeline and flow direction [duplicate]

I have a data set of a sewage pipe network and point data (assets). I would like to: first calculate the flow direction of pipes (polyline feature) assign IDs to the pipelines using asset IDs (...
4
votes
1answer
1k views

Workflow for adding Pipe Systems to QGIS? [closed]

I want to layout a concept design for a sewer main in QGIS. I have a variety of background information: Aerial Imagery Services from various sources DEM from LIDAR Lot Boundaries I want to layout ...
2
votes
0answers
101 views

Finding minimum number of inspection points using QGIS? [closed]

I am working on a pipeline inspection project and there is a high liklihood that some inspection tool deployment/retrieval station will need to be installed on the pipe network. the problem is ...
0
votes
2answers
418 views

Unsplit lines seperated by a small gap

I have a set of polylines that represent fire hydrant laterals and many/all of them are in two peices one from the main to a valve on that line and one from the valve to the hydrant. Some have small ...
2
votes
0answers
198 views

Alternative solution to ESRI's Geometric network for wet Infrastructure [closed]

I'll be glad for some help with "market research" on GIS for water pipes networks what are the differences between these solutions in compere to ESRIs geometric network GHydraulics WaterCAD V8i ...
2
votes
1answer
2k views

Tool to convert Mike Urban network (shapefiles) to EPAnet network

This might be a too localized question, but I hope I'm not the only one here doing pipe network analyses in Mike Urban. I have a model in Mike Urban, and the client wants it in EPAnet format (since ...
3
votes
1answer
295 views

Pipe Network: Computing the inflows for systems with multiple reservoir (input source)

Let's say, for the sake of simplicity, we have the following Y Shape water pipe network: S1 and S2 are the reservoirs ( input source), Sout is the water demand where water is drawn out for commercial ...