OHIO STATEWIDE IMAGERY PROGRAM
OSIP Imagery and Elevation files can be very large. Special accomodations need to be made in order to successfully download and extract many of these files. Please pay careful attention to the errors listed below before attempting to access these files. You can proceed to the download site by following the link at the bottom of this page.
----DOWNLOAD ERROR NOTICE----
HTTP downloads using some web browsers may be limited to ~ 2-3GB If you
receive an error notice like: "Cannot display the
webpage" or The HTTP header is invalid" you may consider trying
another Web Browser. This limitation may not be obvious as some browser
versions attempt to download the file and may appear to download up to about
3GB of data without an error message when in fact only part of the file downloads.
The resulting download may show a 1KB files size.
These limitations have not been
reported by users of:
----ARCHIVE ERROR NOTICE----
Older file compression utilities including the compression application
packaged with some operating systems may not recognize large archives creating using
64 bit compression methods. Attempting to open archives over 3GB may result
in an error message stating the archive is corrupt. That is not
Large archives may be opened using other ZIP utilities like:
This is not intended to be an endorsement of any product, nor is it intended to be a
comprehensive list of compression utilities capable of handling large archive
files. It is intended only as an information tool to provide assitance to users having problems accessing the information contained on these pages.