An official website of the United States government
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Sharing a common coordinate allows DGN files to correctly reference each other. In order to have interoperability with other files, such as aerial photos, GIS files and other geo-referenced files, there must be a geographically defined coordinate system. Having a...
Images from Bing Maps may be referenced into a MicroStation model, as an alternate to importing Google Earth images.
This section provides monthly price data for projects that contain a contract provision for asphalt cement and/or fuel price adjustments.
Program evaluation is a systematic method for collecting, analyzing, and using information to answer questions about projects, policies, and programs, particularly about their effectiveness and efficiency.
A...