Questions tagged [service-area]

A network analysis method for determining areas of the network reachable within a certain distance or time.

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24 views

Isochrones in R closing roads based on spatial overlays [closed]

I am interested in comparing isochrone maps based on different road closure scenarios. I have some polygon layers that I would use to "remove" closed roads (e.g. due to flooding). I am aware ...
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30 views

Splitting service area polygons in ArcGIS Pro

I am doing a project in which I am looking at the areas accessible within varying distances of open subway entrances. When I created the Service Area layer for open subway entrances, I noticed some ...
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20 views

How to make nonoverlapping polygons using QNEAT 3 [duplicate]

I am doing a project in which I am determining which areas of New York City can be accessed within a five- or ten-minute walk of a subway entrance. I have done this in the past in ArcGIS, and am ...
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1answer
74 views

Making nonoverlapping service area polygons using QNEAT3; service area polygon errors

I am doing a project in which I am determining which areas of New York City can be accessed within a five- or ten-minute walk of a subway entrance. I have done this in the past in ArcGIS, and am ...
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26 views

Service areas based on time to travel raster layer in ArcGIS

I have a series of raster layers which contain values for the time to travel (in minutes by motor) to a series of health facilities. I also have the GPS coordinates of each of the healthcare ...
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27 views

Network Analysis Service Area Algorithm QGIS 3.16

I've been using ORS Tools to run my service area analysis for my research, because it was easier and quicker for me to get an isochrone, instead of the standard network analysis tools from QGIS, that ...
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12 views

Service Network Area Polygons are longer than their distance limit

I want to check the percentage of a city that is accessible to a forest (in green in the image) within a 2 km range from its entry points (purple dots). My first approach consists in creating buffers ...
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15 views

Web tool Network Analysis (Service Area)

Has anyone tried publishing Network Analysis Service Area to create a Web Tool? It works fine locally, but it cannot be published as Web Tool with Staging Failed. While Portal only supports 1 network ...
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1answer
61 views

Subtracting line features in QGIS

Doing network analysis in QGIS. This is where I came from: Start situation: + 600 points with fid and 1 relevant attribute. Also road network data. First step: ran "network tools - service area (...
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34 views

How to calculate a service area of a facility, while using multiple co-variables?

Problem we would like to solve is finding out what methods are to calculate the most efficient routes in a map with distance/travel time, pop density and facility capacity as co-variables! Perhaps ...
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58 views

Service Area Analysis and Time cost calculations in ArcGIS Pro

I have created a network dataset from a road segment file of a city available through their data platform. If I use the default settings and the only cost available is Length then the Service Area ...
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54 views

Network Analysis - Service Area Tool doesn't consider all lines?

using the Service Area Tool from the Network Analysis (Toolbox) gives strange results. As you can see on the screenshot the calculated blue service area (network: streets; start points: points; path ...
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30 views

Service Area Polygons Differ When Running in Desktop Vs Pro

I generated some service area polygons using Desktop 10.2.1 (long story why) a couple years back using nothing but the default parameters, and then tried recreating them in Pro yesterday using (as far ...
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1answer
29 views

Extracting multiple service polygons using ModelBuilder

I developed this model to perform multiple service area analyis. As you can see, in the final step I want to extract only the developed service polygons from the model and save them separatedly to ...
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1answer
51 views

Creating a Service Area with 6 hours Travel Time on ArcGIS Online

I am creating a series of Service Areas using the built in networking features on ArcGIS Online. I need to create an area with 1 hour intervals for 6 hours of travel time. The issue is that ArcGIS ...
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1answer
167 views

Facilities all showing as Unlocated in ArcGIS Network Analyst

I have a list of facilities that I have imported based off their addresses. I matched all the points in the Esri geocoder based off USA street address locators. These points are all accurate, and ...
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1answer
24 views

Network analyst Solve function getting stuck (never finishes)

I'm trying to create a series of Service Area polygons within a for loop. It performs OK creating the Service Area layer and loading Facilities, but for some features it begins running the arcpy.na....
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155 views

Converting Service Area polygons to raster using ArcGIS Network Analyst?

I have just made some very nice service area polygons and would like to convert these to rasters for further analysis. When I try polygon to raster (field: to break), it results in an empty raster. I ...
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32 views

Constant Solving by ArcGIS Network Analyst?

I have created a transportation network dataset from NYC streets. Upon building and creating the dataset, no significant errors were found in my attributes, connectivity, etc. However, when I run any ...
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1answer
174 views

Getting ERROR 030098 from Generate Service Areas tool of ArcGIS Network Analyst?

I'm attempting to run the 'generate service areas' tool. I've just created a network following the instructions here using the data from the Utah Automatic Geographic Reference Center here. I wish to ...
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1answer
58 views

Calculating service area for trucking drive time of 11 hrs around point using ArcGIS Network Analyst?

I see the maximum cut of limit for generating a service area is 5hrs or 300 min from ArcGIS documentation. This is the cut off duration. If I try to provide beyond that, there is an error popping up....
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1answer
289 views

Building Graph in QGIS for Service Area computing

I do have a vector shapefile with a streets network a point shapefile with 5 supermarkets as points Everything is right now in WGS 84. I would like to perform QNEAT's "ISO AREA AS POLYGON from ...
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1answer
287 views

Service Area (ArcGIS), including slope as a cost

I'm trying to make a service area network analysis containing the time that is needed using a bike starting from one point. The attached map shows this service area when the bicycle speed is 20km/t, ...
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2answers
71 views

Counting number of polygons within which points are located using ArcGIS Desktop?

I have used the network analyst to calculate service areas of varying facilities. Additionally I have points which represent buildings. To make it short, I have the following data: Polygons - which ...
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1answer
71 views

Generate Service Area tool skipping polygon generation when run with Arcpy command

I created a tool that uses service areas to group points that are within a certain distance from one another along a network (in my case, a river system). Overall, the tool works. However, when I run ...
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1answer
104 views

Applying different impendance by Break field for facilities in service area network analysis?

When I try to use my Break_Miles field to set own multi-impedance for every single facilities, it seems no effect but only use the default breaks. How can I apply my Break_Miles values to network ...
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1answer
476 views

Turning QGIS Network Analysis' service area point results into polygons or paths?

After using the Service area tool in QGS 3.0.1, I'm left with a point layer with each feature representing the furthest one can reach on the network given the parameters (max minutes or meters). How ...
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1answer
147 views

Service Area Default Breaks: Single vs Multiple Breaks

I have created a road network dataset, loading my facilities, and am running network analyst to identify services areas. Polygon Generation for all versions is set to Detailed,Trim, 100 meters, Merge ...
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1answer
284 views

Service Area polygon appears to fill in between the roads for areas it should not reach

In ArcMap 10.5.1, I have created a service area polygon of 1000m along a road network, with a trim of 50m. In the image you will see where the road is linked around, the inside is filled in (red ...
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1answer
52 views

Automatically cutting polygons created from Prepare Time Lapse Polygons tool to prevent polygon crossing a Network Restriction?

I am trying to develop isochrones (polygons showing how far you can get from a bus stop in a certain amount of time) for an entire transit network. In order to do this, I have created a custom network ...
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68 views

Identifying number of facilities within service area in ArcGIS Desktop?

I am trying to identify the facilities within a Service Area. I have 100 points (facilities) where I created Service Area polygons of 5 km each. Now I need to know how many of these 100 facilities are ...
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1answer
51 views

Creating different size service areas for single facility using ArcGIS Network Analyst?

When running NA Service Area analysis for a single point location (facility), I see a different service area polygon returned depending on whether Overlapping and Non-Overlapping polygons. For a ...
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0answers
103 views

Trimming service area polygons in ArcGIS Pro?

Does anyone know how to trim polygons for a service area network analysis in ArcGIS Pro? It seems to have a default of 100 meters and I would like to not trim them. I can't use ArcMap, which easily ...
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35 views

Network Analyst service area Tobreak value changed

MY problem is that when I was calculating the service area, the Tobreak value had changed. I selected 500 meter as my default Breaks. But the result shows me that some "Tobreak" value is smaller than ...
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1answer
57 views

Can you only use point geometry as facilities within a service area analysis?

I'm wanting to create a service area within network analyst and want to input polygons as the facilities. However, I'm having trouble with this! I can input point features into the facilities, but am ...
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1answer
174 views

Smoothing Service Area Polygons

I've a created a web service using the ArcGIS API for Javascript that displays isochrones (service area polygons) generated from a network dataset built in ESRI's network analyst. My issue is that ...
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0answers
105 views

Service Area: Multiple network locations per facility

I am generating service areas using ArcMap's Ready-To-Use Services. I'm Using ArcMap 10.3. I am doing walking distance to train stations using 500m 1000m and 1500m. I manage to create the service ...
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1answer
104 views

Service Areas Based on a time Raster Surface in ArcMap 10.1

I have a raster surface that defines for any cell, the cumulative time to reach a particular cell from the nearest health facility. This was generated using the path distance tool of spatial Analyst, ...
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1answer
40 views

Delimiting service area for electric network using ArcGIS for Desktop?

I'm working on a study whose objective delimitation of the service area of an electric network with a type polyline I will like to know if there is a way whatever its nature, which will allow me to ...
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1answer
199 views

Defining field mapping for Service Area Calculation in ModelBuilder?

I am building a model to generate service areas for health facilities and I'd like to have the facility ID instead of OID used in the Name field of the resulting service area layer. Outside of model ...
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0answers
64 views

ArcMap 10.4 Find the size of a service area?

I have a service area for two fire stations, and I'm trying to find out the size of the service areas. But for the life of me, I can't find how to get that information.
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1answer
88 views

Using polygons made by Generate Service Areas as input feature class in ModelBuilder?

In ModelBuilder, I used "generate service areas" tool and made service area polygons. I want to use them as input feature and connect to other geoproccessing tool, but I cannot. Service area ...
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0answers
52 views

Can ArcGis use imagery from Google or Bing in order to compute Service Areas?

I am trying to make service areas and I am wondering if I can use one of the open source data for it, not as a basemap, but if the software can take the real-time information from these maps, such as ...
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1answer
51 views

Determining Wet Well Service Area using ArcGIS for Desktop?

I am using ArcMap 10.1 I have a wet well with a known ground elevation. I am trying to determine the service area of that area based on the assumptions that the wet well is 20 feet deep and that my ...
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1answer
83 views

Best way to filter points given a starting point and max travel time

I have a database of about 1M geolocated addresses and I'm looking for a way to sort/filter these records based on a starting point and max travel time. Ex: "find every baker shop within 30 min of ...
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3answers
8k views

Creating Isochrones in QGIS?

I'm new to QGIS and have tried to create isochrones around points for quite some time. Is there any option to create isochrones on the GUI in QGIS? I know how to create them using pgAdmin (using eg ...
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2answers
425 views

Generate Service Area Polygons with Field(s) Added

Does anyone know of a way to generate service area polygons which, when created, maintain a field from the feature class from which the polygons are generated? For example, if I am generating a ...
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2answers
2k views

How to calculate the area of a polygon given its coordinates?

How to calculate the area of a polygon given its coordinates? {"type":"MultiPolygon","coordinates": [[[[40.92344999,57.76796047], [40.92299938,57.76776019], [40.92268825,57.76796619], [40.92312813,57....
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1answer
356 views

How to get drive distance polygon with ServiceAreaTask?

I'm using an ArcGIS Online ServiceAreaTask to calculate drive-distance polygons. In the ServiceAreaParameters that I pass to ServiceAreaTask.solve(), there is an attribute named impedanceAttribute. In ...
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2answers
771 views

Generating service area in ArcGIS Desktop without Network Analyst License

I am working on a project currently that relates to creating service areas for points across California based on streets. I created a python script that can take a point and create a buffer around it,...