Tagged Questions

An extension to ArcGIS for Desktop and Server which adds functionality for analyzing networked data, particularly for road and transport networks.

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0
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1answer
18 views

Prefer Straight Routes for wayfinding?

Is there a way to prefer straight roads in network analyst rather than going through zigzag routes (i.e creating straight forward routing instead of really going through the shortest path)? I am ...
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0answers
14 views

Confusing start times vs. time windows in Network Analyst

This is the snippet of my ArcPy script that deals with route-making: TechRoute = arcpy.na.MakeRouteLayer(inNetworkDataset, RouteName, "Minutes", "FIND_BEST_ORDER", ...
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0answers
31 views
+50

Grouping carpool participant addresses for network

I have a list of addresses of people participating in carpools to a workplace and a list of cars given by the workplace. Both lists change daily. I need to group people by their addresses and assign ...
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0answers
64 views
+50

How can I calculate route using travel time in network analyst?

I'm new in ArcGIS network analyst.I simulate the network for route using live traffic data(fig1) . The traffic data gives travel time .When i want to use routing, the results is not true based on ...
3
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2answers
55 views

Identify all continuous networks in a dataset

I have a set of pedestrian streets for a city. I would like to assign all of the streets that can be reached to one another along a continuous network to a unique group. I am wondering if there’s an ...
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0answers
17 views

Offsetting Overlapping Routes in Network Analyst

I've seen some questions tackle this issue, but havent myself found a working solution. Using ArcMap 10.2.2 Advanced with Network Analyst. I use the Vehicle Routing Problem to route a couple ...
2
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0answers
22 views

How does ArcGIS calculate Live Traffic in a network dataset?

I create a network analyst service in ArcGIS 10.2 with live traffic. The traffic is classified into four classes (stop and go, slow, moderate and free flow). I know that when the service uses ...
3
votes
1answer
34 views

Service layer shape

I created a simple service layer polygon in network analyst (ArcGIS Desktop 10.2) with no hierarchies set in the street network. Now I don't understand why is this polygon created along some ...
1
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1answer
39 views

Flip multiple vectors

I have thousands of vectors (out of several million) which I need to flip, for directionally purposes (Network Analyst). The vectors in question are annotated that their directionality has been ...
2
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1answer
37 views

Find network distance for multiple origins and destinations?

I have a layer of points A (around 30), a layer of points B (around 2000), all recorded as in longitude and latitude. Need to calculate the distance between each pair (Ai, Bj) based on the ...
1
vote
1answer
35 views

Performing multiple “Closest Facilities” analyses for multiple feature classes

I am trying to calculate network distance from 10 points within 896 polygons "SA1s" (a total of 8960 facilities), each to ten points within 186 polygons "DZNs" (a total of 1860 incidents). I would ...
3
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0answers
61 views

Understanding Error network dataset has no edge elements It may be unbuilt?

I'm trying to alter an Integrated Transport Network (ITN) to remove all of the roads that are within a flood zone (a separate shapefile). The ITN Network Dataset I'm working with was created by ...
2
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0answers
41 views

ArcGIS network file size

I have a large (several hundred thousands vectors, 800-900) from which I am trying to create a network (road) and am unable . Don't sure if its an issue with ArcGIS or limitations with my computer. ...
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0answers
7 views

Network Analyst Error: The range of positions is invalid for this operation

I'm running into this error, using ArcGIS 10.2.2 Advanced with Network Analyst enabled. I'm using the route solver and inputting my stops, which already have the associated route and sequence number. ...
0
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1answer
39 views

How to clip ITN Network Dataset in ArcGIS

I have an Integrated Transport Network dataset that I downloaded from Edina Digimap that I was planning on using for Service Area and Closest Facility analysis in ArcGIS 10.2.2. I have downloaded, ...
3
votes
0answers
31 views

Using Traffic with Network Analyst VRP

To the best of my understanding, setting a specific day under Analysis Settings for the VRP uses the Routing_ND historic traffic information. Is there some step I'm missing to enable traffic? I've ...
0
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0answers
18 views

In a WPF Runtime Routing application how do I perform routing based on distance and cost, using a score as an impedance?

I have an SDK for WPF Runtime application that performs routing. The network dataset that I'm using is overlaid with polygons that represent areas of various degrees of threat. The threat is ...
3
votes
3answers
61 views

Hierarchy not working in network analyst

I have created a simple network to test hierarchy. But apparently I am missing something. I have created an attribute for my roads called hierarchy and given it values of 1 to 3. The network is set to ...
2
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0answers
69 views

How to extract polygons from a road network?

I need to extract faces (or polygons) from my road network and calculate their areas. I mainly use Arcpy packages but even if you know it in QGIS APIs, I'd appreciate if you'd share it with me. If it ...
3
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0answers
42 views

How to use real time data (traffic) for network analyst in ArcGIS?

I have a problem with using traffic data for routing. I'll describe the scenario: There is a local traffic service (real time) that has the speed of each segment in the network. This information is ...
1
vote
1answer
19 views

How to get Network Analyst to find nearest facility on globe?

Currently, the nearest facility matrix results stay within the confines of the GCS84 projection, so the route from Los Angles to Japan travels EAST not WEST. How can I change the settings to permit it ...
1
vote
2answers
31 views

Network Analyst resolved route can't display properly on printed map [duplicate]

I have looked on the Internet but there are no updated answers. I am using ArcMap 10.2. I am trying to print the route resolved by network analyst but there is no way I can display overlapped ...
0
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0answers
15 views

How to solve OD Cost Matrix (SOAP) by Python

I have published a NetworkAnalyst service to solve OD Cost Matrix on my local machine. I want to send origins and destination through python script which hits the service via SOAP and bring the result ...
0
votes
0answers
16 views

Using ArcGIS for Server Network Analyst service in Google API?

I want to use ArcGIS for Server Network Analyst service in Google API or another API. I search in the internet but couldn't find anything. I think Network Analyst services can only be used in ...
1
vote
1answer
33 views

How to setup travel direction when creating network dataset?

I want to conduct service area analysis with a roadway network to create travel time contour map. The roadway netwotk is a linear shapefile which stores travel direction (N/S/W/E) and travel time for ...
1
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0answers
30 views

Creating model that simulates water flowing down crack, then splitting at 'Y' joint?

Maybe this is a simple problem, but I've been given a task of simulating how water flows in one line, along a crack, and then hits a 'Y' junction, where half the water flows in each of the split ...
0
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1answer
57 views

Network Analyst does not analyses my own created roundabouts in geofabrik shp file

I am trying to digitized the shape file data (attached) that i downloaded from geofabrik, to new roads in my region. The network anaylst does not work beyond rounds abouts, that I create new ones. It ...
2
votes
1answer
57 views

Shrinked Travel Time Contour

I'm relatively new to service area analysis. I use ArcMap 10.2 I made the following travel time contour maps by performing service area analysis.I made the first one first. It looks good. Then I add ...
1
vote
1answer
25 views

control which feature classes in an ArcGIS Network Dataset are “snappable” for incidents/facilities?

I'm using ArcGIS Network Analyst in conjunction with the GTFS extension to answer the question: How far is a random sampling of houses in my town from the nearest McDonald's? via transit/walking. My ...
3
votes
1answer
77 views

Finding the shortest network distance from A to C via the closest B in ArcGIS?

I have an intern wanting to model the network distance from origin (A) to destination (C) via the closest detour (B). There are approximately 1,000 origin, 200 destination, and 500 detour points. I ...
1
vote
1answer
40 views

Restricting ArcGIS network analysis to finding origins/destinations with common ID?

I have two point feature classes, patients and physicians. The patient feature class has a record of which physician each patient visits (a one to one relationship). I would like to run an OD Cost ...
1
vote
0answers
56 views

Implementing Vehicle Routing Problem in ModelBuilder?

I am trying to solve the "Vehicle Routing Problem", using ModelBuilder. For example, using Exercise 7: Servicing a set of orders with a fleet of vehicles from the Network Analyst Tutorial: add a ...
1
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0answers
26 views

Modelling two-way single-track/one-lane width road in ArcGIS Network Analyst?

I don't know how make one-lane roads(only room for one car at a time) for one car waiting for another car to pass by in ArcGIS. Yesterday, I asked about the wait time when the two cars meet in the ...
2
votes
1answer
72 views

Create Minimum Spanning Tree or Steiner Tree Using ArcGIS Network Analyst: Solving for “n-incidents/ total”?

ArcGIS 10.2.2 - What would be the best approach for applying minimum spanning tree or Steiner tree logic to solving a network? Incidents: 100, Facilities: 20 Goal: Connect any subset (n-incidents of ...
3
votes
0answers
62 views

How to calculate wait time on a one-lane road with two-way travel?

I want to know how to calculate the wait time on a single-track/one-lane road (only room for one car at a time) for one car waiting for another car to pass by. For example, two cars drive on the ...
1
vote
1answer
64 views

Export Polygons from Service Area tool using ModelBuilder?

I have created a service area in ModelBuilder. I have assigned a polygon to the "facilities". How do I export the service area polygon to a shapefile in ModelBuilder?
1
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0answers
34 views

Add closest facility as an attribute to a point in ArcMap?

Is there a way, after performing a closest facility analysis, to add/save the closest facility number/name/unique ID to the incident? I plan to then use this attribute to create a route going from ...
0
votes
0answers
18 views

Help with Turn-feature-class

I aleady have a street network dataset. I have create a turn-feature-class in a feature dataset. I want to add the turn-feature-class to the network dataset. How do I do that in ArcCatalog? Many ...
1
vote
1answer
84 views

Calculating travel time from residential points to stores via public transit using ArcGIS for Desktop?

I don't know how to summarize it in just one title, but here is the problem: My goal is to calculate the travel time from residential points to stores via public transit. Basically this period of ...
1
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0answers
26 views

Creating random location within a network from a given location and a given distance

For a habitat selection study, I am trying to identify availability. My species lives along waterbodies and I could assess distances moved between two consecutive locations using the network analyst ...
0
votes
1answer
43 views

Where should I create my network dataset in ArcGIS?

I want to create a new network dataset from a street layer. Should I create it in a normal file or in a personal geodatabase?
0
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0answers
63 views

Source of change in network dataset shared between two computers?

We are analyzing the distance between census tract centroids and stores in the city. I am relatively new to ArcGIS. This post has been significantly edited since I gathered new information (original ...
2
votes
1answer
73 views

Retrieving points that make up drive-time polygon generated by ArcGIS for Desktop in automated way?

One of our GIS guys showed me a demo of the ArcGIS Network Analyst extension creating a drive-time polygon for points that he clicked on a map. This is exactly what we need for our web application, ...
1
vote
1answer
55 views

Why is my network route performing oddly

I'm running Arcmap 10.2.2 and am messing with network analyst for the first time. I used QGIS to download an OSM layer that I imported into an enterprise geodatabase. I created a network with all ...
4
votes
0answers
55 views

Has anyone used ArcGIS for 'automatically' detecting lineaments from a high-resolution (1m) DEM?

I have a set of DEM's produced from LIDAR data. I am wondering if anyone is familiar with or knew of any published research papers which looked at (semi-)automatically detecting lineaments /or ...
2
votes
1answer
21 views

Forcing routes to visit closest facility in ArcGIS

My dataset contains three parts: A) Incident location B) AED locations C) locations of available "first responders"(don't think of these like an ambulance or a fire department, but rather normal ...
1
vote
1answer
221 views

How to format street network data for network analysis?

How do I create a good street network for network analysis? How should I format the street data to import it into Network Analyst, including prefixes, directions, intersections, and geocoding ...
0
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0answers
53 views

Iterating ArcGIS Network Analyst over multiple files using ModelBuilder?

I have 10+ files that I want to add to ArcMap then do some spatial analysis in an automated fashion. The files are in csv format which are located in one folder and named in order as ...
0
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0answers
14 views

Paris multimodal network dataset not giving all forms of transport available [duplicate]

After having completed Exercise 2 in the official Esri Network Analyst Tutorial, I decided to find a route in the multimodal dataset, to see how it functions. After adding several network locations ...
3
votes
1answer
33 views

Counting traversed arcs to write attribute using ArcGIS Network Analyst?

I have number of persons located on a road network and I have calculated their shortest distance to a particular location. From the routes output created from Closest Facility can I break the ...