The Arizona Department of Transportation has scheduled guardrail repair work on Interstate 17 near SR 169 (exit 278) and Table Mesa Road (exit 236) during overnight and early morning hours on Aug. 20, 21 and 22. While maintenance occurs, the roadway will be narrowed to one lane.

• Southbound I-17 will be narrowed to one lane (left lane closed) near SR 169 between mileposts 276 to 274 from 6 to 11:59 p.m. Monday, Aug. 20.
• Northbound I-17 will be narrowed to one lane (left lane closed) near Table Mesa Road between mileposts 236 to 238 from 12:01 to 6 a.m. Tuesday, Aug. 21.
• Southbound I-17 will be narrowed to one lane (left lane closed) near SR 169 between mileposts 275 to 273 from 6 p.m. Tuesday, Aug. 21, to 6 a.m. Wednesday, Aug. 22.

Drivers should proceed through the work zone with caution, slow down and watch for construction personnel and equipment.