2
votes
1answer
124 views

Buffers with Varying Distances around a Set of Points

I have set of points in one shapefile and I have a table with a unique identifier that matches each point. I want to make a buffer around each point, according to the radius that I have specified in ...
0
votes
1answer
54 views

Using the buffer tool in ArcGIS 10

I have a map that has a 12 mile buffer round it already. I have created a buffer inside the original 12 mile line (using a negative value of 9). Is it possible however to stipulate that the new buffer ...
-1
votes
1answer
43 views

Esri ArcGIS 10 - using ArcPy to select buffer line by length

I created a buffer, then converted polygon to line (around a city block). I want to select the internal line. I'm thinking since there is no uniform way that ArcGIS labels the interior or exterior ...
1
vote
1answer
45 views

How to extract information from a buffer in ArcMap

I have a buffer in ArcMap 10 extending from a polyline, with numerous 5 km intervals (multiple buffer tool). I also have many layers already in raster format in ArcMap, including slope angle, geology, ...
0
votes
0answers
114 views

Why does ArcGIS 10 Buffer not provide accurate geodesic buffer?

I created a shapefile following these criteria as recommended for Performing Geodesic Buffering: The input feature class must be a point or multipoint dataset. (shapefile is a point) The input ...
2
votes
2answers
54 views

Calculating loss of value from a wind turbine on surrounding properties depending on distance

I have to evaluate where installing a turbine would be most efficient, depending on wind speed and price of properties surrounding each cell in a raster. The cost on value of properties is computed ...
0
votes
3answers
451 views

Create new layer by selection within ModelBuilder in ArcMap 10?

I have a basic abutters model built so far. Right now I have it set up to: Select a parcel by an expression. Buffer parcel by a value. Select by location which highlights all parcels within the ...
1
vote
1answer
190 views

Creating Buffer from field in Attribute table

I have a shapefile in ArcMap with about 30 polygons and want create an inside buffer, using a different value for the distance of each buffer on each polygon. I was wondering if there was a way to use ...
2
votes
0answers
42 views

Wrong pixel sums within buffers in Esri ArcGIS 10.0

I have a raster of Zambia, 100m² resolution (about 650mb). Buffers (single) at 1,2,3,4,5,10,15,20,25,30,50 km. I'm running "zonal statistics as table" in the model builder for all buffers (actually, ...
3
votes
3answers
259 views

ArcGis 10 - create polygons as % of original

Could someone help me with the following? I have a polygon shapefile and need to create new polygons, within the originals, as % of original area. I used buffer by field (Field= new area as %) but the ...
0
votes
0answers
148 views

VBA Code to wait until Python returns value

I have written a code in VBA, I am passing parameters to Python and creating a buffer there. After that I am passing that buffer layer and further processing in VBA again. Here is the code for ...
2
votes
2answers
119 views

How to use IFeatureCursorBuffer in VBA

I tried to use IFeatureCursorBuffer to create and dissolve the buffered features.I am trying to get the solution since some days using dissolve and UnionOverlappingBuffers, but not being able to get ...
4
votes
2answers
351 views

How to delimit hinterland boundaries among multiple city centers?

I need to delimit city boundaries basing on centers'magnitude. CenterA's employment/CenterB's employment = (Distance from centerA to break-point E/Distance from centerB to break-point E)^2. AB=AE+BE. ...
4
votes
1answer
885 views

How to create fixed length (and width) buffer around a polyline in ArcMap 10?

Could someone please help me? I would need to create 100 buffers (500m x 1km) along a stream polylines. I know how to do it by using shortest distance but the buffers should follow the curves of the ...
1
vote
0answers
174 views

Clipping points using buffer in Arcmap takes FOREVER

I'm clipping points (crimes) by using a buffer around a shapefile of city parks. There are quite a few records involved (2 million+), but it is still taking forever - as of now, the clip has been ...
1
vote
1answer
733 views

create buffer around locator-derived point

I am trying to create a buffer around a point derived from a locator search, using this example: http://help.arcgis.com/en/webapi/javascript/arcgis/help/jssamples_start.htm ..but I am getting no ...
5
votes
2answers
197 views

Using newly created features in the next part of a python script

Good Afternoon I am trying to write a python script which buffers a large number of features from a geodatabase (but not all) and then dissolves the newly created buffer shapefiles together. ...
3
votes
2answers
1k views

ArcGIS 10: How to clip point buffer to features in another layer?

I'm on a steep learnig curve here, so aplogies if my question is a one-banana problem. In ArcGIS 10 I have a contour layer that was generated from an ESR ASCII raster file (batyhmetry of the South ...
3
votes
1answer
897 views

Buffer Selected Line Segments Using ArcGIS 10 or Python

I haven't quite found a solution for buffering selected line segments of a road network without extporting the selected line segments to a new file and then buffering. I want to avoid creating a ...
4
votes
1answer
359 views

automating forest cover calculations with Python

I have a layer of forest cover comprising ~ 30,000 individual forest patches, and I need to calculate the amount of forest cover within a 5 km buffer of each patch. The buffers all overlap each other, ...
2
votes
3answers
1k views

ERROR 000800 when trying to snap points layer to line or buffer layer

I am very new to GIS, so go easy on me. I am using ArcCatalog 10.0 and trying to snap a set of points to another layer that has roads in it. The points represent 10th miles along the road. Here are ...
0
votes
2answers
466 views

how do you do a buffer analysis of a geographical location?

I want to use a buffer analysis to identify the geodemographics of Incinerators. I have downloaded the Output Area Classification (OAC) map and also know the locations of all the Incinerators I want ...
0
votes
6answers
3k views

batch buffer with python in arcgis 10

Hi friends: i have some feature class(7 feature classes) and I want to batch buffer in ArcGIS 10 . I don't know how can I buffer at once. Please help me. sincerely
1
vote
2answers
689 views

Error adding buffer to polyline in ArcMap 10

As the next step to what I did in this previous question, I would like to add a buffer to a polyline, with 5 meters on either side. I tried adding buffer to two versions of the line, one in ...
3
votes
1answer
581 views

datum conflict when creating buffer in arcgis 10

A buffer I created successfully executed, but I received the following message: "WARNING 000632: Datum conflict between map and output." How can I fix this?
3
votes
2answers
2k views

How can I use the Buffer Wizard in Modelbuilder or arcpy? (ArcMap 10)

I am creating a model in ArcMap 10 and I need to use the Buffer Wizard tool to create multiple buffers within a polygon feature class. The problem is, I can't seem to place the Buffer Wizard within my ...