All:
Caliper Corporation is pleased to announce the availability of the Census Transportation
Planning Package (CTPP) data for Parts 1, 2 and 3 on its User Center for download. Caliper
has processed the most recent estimates of the CTPP data for the most commonly utilized
tables from the latest American Community Survey (ACS) and is making the three part series
available to all TransCAD users with current support agreements. For Parts 1 and 2 the
data is in the TransCAD Fixed Format Binary table format, while the Part 3 data is in
TransCAD matrix format. The data extents are nationwide, including the TAZ to TAZ
journey-to-work flows, a matrix of 217,282 rows and columns with 58 sub-matrices. For the
journey-to-work matrices of flows for the Means 7 tabulation, margins of error for each
Origin-Destination pair are included as separate matrix files. Users can easily make
subsets of the data to suit their needs for their regions using the standard tool set in
TransCAD.
Users can access the Caliper User Center from our website by clicking on the following
URL:
http://www.caliper.com/UserCenter/
Please contact tc_support(a)caliper.com for any questions pertaining to the data or for help
logging into the User Center. Please be advised that the download is approximately 2.6 GB
in size.
Peter
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Peter H. Van Demark
Director of GIS Products and Training Phone: 617-527-4700
Caliper Corporation Fax: 617-527-5113
1172 Beacon Street, Suite 300 E-mail: peter(a)caliper.com
Newton MA 02461-9926 Web site:
http://www.caliper.com