TRAFFIC ADVISORY 
Various Lane & Ramp Closures on State Routes 59, 99, 152 & 165 

June 5, 2026 – Merced County – The California Department of Transportation (Caltrans) will have traffic controls in place for the following construction and maintenance activities on State Routes 59 (SR-59), SR-99, SR-152 and SR-165 in Merced County next week. Work is scheduled to occur as follows:

STATE ROUTE 59

• One-way traffic control at South Fork Black Rascal for pavement work on Friday, June 12, 2026, from 9:00 a.m. until 3:00 p.m.

STATE ROUTE 99

• Full on-ramp and #3 (right) lane closures from Hammatt Avenue to northbound SR-99 for landscape work beginning Monday, June 8, through Thursday, June 11, from 8:00 a.m. until 3:00 p.m.
• Full off-ramp closure from northbound SR-99 at Hammatt Avenue for landscape work beginning Tuesday, June 9, through Thursday, June 11, from 8:00 a.m. until 3:00 p.m.

STATE ROUTE 152

• Alternating lane closures from the Santa Clara/Merced County line to San Luis Grade Crossing for guardrail and utility work beginning Tuesday, June 9, through Thursday, June 11, from 8:00 a.m. until 3:00 p.m.

STATE ROUTE 165

• Full highway closure from Third Avenue to Canal Drive in Stevinson for a special event on Sunday, June 7, from 10:00 a.m. until 1:00 p.m.
• Overnight, one-way traffic control at Geer Avenue for traffic signal work beginning Tuesday, June 9, through Thursday, June 11, from 9:00 p.m. until 5:00 a.m. This work also requires a full closure of Geer Avenue (local street.)

Motorists should expect 5–10-minute delays and use alternate routes whenever possible.

This work is scheduled to take place as listed, but is subject to change due to traffic incidents, weather, availability of equipment, and/or construction related issues.

For the safety of workers and other motorists, please Be Work Zone Alert.

For the latest road information, visit quickmap.dot.ca.gov & dot.ca.gov. 

Source: Caltrans