"Several freeway improvement projects in the Phoenix area will require closures or lane restrictions this weekend," read a ...

ADOT is continuing work on several improvement projects that will cause delays for travelers across the Valley.

"Allow extra travel time and prepare to use detour routes as needed," the Arizona Department of Transportation says.

Some of the roadblocks are due to widening projects as the Arizona Department of Transportation advises caution while driving in work zones.

Add Yahoo as a preferred source to see more of our stories on Google. Motorists will need to contend with a few freeway closures this weekend, primarily for scheduled cleaning and maintenance of the ...