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March 29, 2021 – Sierra Roadwork Schedule Sunday through Saturday, March 28, 2021 – April 3, 2021.

LONG-TERM PROJECTS

State Route 49 (Placer County) from the Interstate 80/State Route 49 interchange to Dry Creek Road: Construction began June 17, 2019 on a $42.4 million project in Auburn. The project will rehabilitate existing pavement and drainage, improve operational features and upgrade pedestrian and bicycle facilities.

March 30 – April 2

State Route 49 (Placer County) from Willow Creek Drive to Shale Ridge Road: Motorists may expect dark traffic signals, all-way stops and traffic delays from 6 p.m. to 6 a.m. Tuesday evening through Friday morning for traffic signal work.

State Route 49 (Nevada County) from Auburn Road to Alta Sierra Drive: Vegetation work is beginning for a $4.3 million safety improvement project on State Route 49 near Round Valley Road and Quail Creek Drive. Caltrans is constructing a two-way left turn lane with an increased 8-foot-wide southbound shoulder. Major construction work is expected in spring 2021. This project is currently in winter suspension.

Interstate 80 (Placer County) at Interstate 80 westbound on-ramp at Atlantic Street: A $12 million on-ramp widening project, in cooperation with the City of Roseville Public Works Department, is expanding the width of the existing Atlantic Street/Eureka Road/Interstate 80 westbound on‐ramp to include three lanes and replacing the existing Miner’s Ravine Bridge to support the newly widened roadway. The project will reduce significant traffic queuing and improve the operations of local streets and intersections. Major construction is expected to begin March 3.

March 31 – April 2

Interstate 80 (Placer County) at Interstate 80 westbound on-ramp at Atlantic Street: Westbound motorists may expect a full on-ramp closure from 8 p.m. to 5 a.m.  Wednesday, Thursday or Friday for equipment transportation. 

Interstate 80 (Placer/Nevada Counties) between Alta and Floriston: A $6.6 million structure maintenance project will replace polyester concrete overlays and joint seals on 11 bridges. The project will extend the life of the bridge decks by sealing them off to moisture and fix rutting in the concrete overlays caused by heavy freight and vehicle travel.

March 29 – April 2

Interstate 80 (Nevada County) from the Interstate 80/State Route 89 separation to the Interstate 80/State Route 89/State Route 267 separation: Motorists may expect intermittent lane and shoulder closures from 6 a.m. to 6 p.m. Monday through Thursday, and 6 a.m. to 3 p.m. Friday for bridge work.

Interstate 80 (Nevada County) from the Union Mills Bridge Overcrossing to the Hinton Road Overcrossing: Motorists may expect intermittent lane and shoulder closures from 6 a.m. to 6 p.m. Monday through Friday for bridge work.

Interstate 80 (Nevada County) at Floriston: Motorists may expect intermittent lane and shoulder closures from 6 a.m. to 6 p.m. Monday through Friday for bridge work.

Interstate 80 (Nevada County) at Floriston: Motorists may expect alternating full off-ramp closures from 9 a.m. to 4 p.m. Monday through Thursday for bridge work.

Interstate 80 (Nevada County) from Farad to the Acid Flat Bridge: An $12.9 million Farad Ditch Slope Stabilization project will restore the Farad Ditch by extending the collection area. Construction will also include regrading of the slope by means of roadway excavation, rock excavation, and controlled blasting. This project is currently in winter suspension.

State Route 174 (Nevada County) from Maple Way to You Bet Road: A $27.1 million safety improvement project will realign several curves, widen shoulders, add a southbound left turn pocket at Greenhorn Access Road and improve the clear recovery zone, allowing errant vehicles to regain control. No traffic-interfering work is scheduled this week.

SHORT-TERM PROJECTS

State Route 49 (Placer County) from the Shady Glen Trail area to Elm Avenue: Motorists may expect intermittent shoulder closures from 8 a.m. to 4 p.m. Saturday for utility work.

State Route 49 (Nevada County) from Auburn Road to Alta Sierra Drive: Motorists may expect intermittent lane and shoulder closures from 8 a.m. to 4 p.m. Monday for guardrail repair.

State Route 49 (Sierra County) from Nevada Street to just past Slate Castle Ranch Road: Motorists may expect intermittent one-way traffic control and shoulder closures from 8 a.m. to 4 p.m. Friday for utility work.

State Route 49 (Sierra County) from Church Street to the Kentucky Mine Museum: Southbound motorists may expect a shoulder closure from 8 a.m. to 1 p.m. Thursday for utility work.

Interstate 80 (Sacramento/Placer Counties) from Truxel Road to Cirby Way: Motorists may expect intermittent right shoulder closures from 7 a.m. to 5 p.m. Monday through Friday for electrical work.

Interstate 80 (Placer County) at the northbound Sunrise Avenue Tunnel: Eastbound motorists may expect a full closure of the northbound Sunrise Avenue Tunnel to eastbound I-80 from 9 a.m. to 2:30 p.m. Tuesday for electrical work. 

Interstate 80 (Placer County) from Blue Canyon to the Caltrans Whitmore Maintenance Station: Westbound motorists may expect a #2 lane and right shoulder closure from 8 a.m. to 6 p.m. Monday for guardrail repair.

Interstate 80 (Placer County) from Emigrant Gap to Kingvale: Motorists may expect intermittent lane and shoulder closures from 9 a.m. to 3 p.m. Monday for a striping operation.

Interstate 80 (Nevada County) from the State Route 89 separation to the Donner Pass Road Overcrossing: Westbound motorists may expect intermittent lane closures from 9 a.m. to 11 a.m. Tuesday for a striping operation.

Interstate 80 (Nevada County) from Hirschdale Road to the Hinton Road Overcrossing: Eastbound motorists may expect intermittent lane closures from 9 a.m. to 3 p.m. Tuesday for a striping operation.

State Route 89 (Nevada County) at Donner Pass Road: Motorists may expect lane and shoulder restrictions from 6 a.m. to 6 p.m. Monday through Friday for bridge work.

State Route 174 (Nevada County) from Bartlett Drive to East Empire Street: Motorists may expect one-way traffic control and shoulder closures from 7 a.m. to 6:30 p.m. Tuesday through Friday for utility work.

State Route 193 (Placer County) from Skyview Lane to the Newcastle Tunnel: Motorists may expect intermittent lane and shoulder closures from 8:30 a.m. to 5 p.m. Tuesday for utility work.