January 31, 2021 – Sierra Roadwork Schedule Sunday through Saturday, January 31, 2021 – February 6, 2021.

LONG-TERM PROJECTS

State Route 49 (Placer County) from the I-80/SR 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. This project is currently in winter suspension.  

State Route 49 (Nevada County) from Woodridge Drive to Linton Lane: Construction began July 27 on a $3.8 million safety improvement project on State Route 49 near Wolf Road and Combie Road. Caltrans is constructing a northbound and southbound acceleration lane and adding other safety and operational improvement elements. Work will primarily be performed along shoulders behind concrete barriers, with minimal impacts to traffic. Major work on the project is complete with final electrical work anticipated in February.

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/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.

February 1 – February 5

Interstate 80 (Placer County) at Blue Canyon: Eastbound motorists may expect intermittent lane and shoulder closures from 6 a.m. to 6 p.m. Wednesday through Thursday for bridge work.

Interstate 80 (Nevada County) from the Interstate 80/State Route 89 separation to the Interstate 80/State Route 89/State Route 267 separation: Westbound 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 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. No traffic-interfering work is scheduled this week.

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. This project is currently in winter suspension.

SHORT-TERM PROJECTS

State Route 49 (Nevada County) from Mother Lode Road/Oak Drive to Lime Kiln Road: Northbound motorists may expect intermittent shoulder closures from 8 a.m. to 4 p.m. Wednesday for tree removal.

State Route 49 (Sierra County) from Belle Street to Mobile Ravine: Motorists may expect one-way traffic control from 9 a.m. to 4 p.m. Monday for utility work.

Interstate 80 (Placer County) at Horseshoe Bar Road: Westbound motorists may expect a partial ramp closure from 7 a.m. to 4 p.m. Friday for utility work.

Interstate 80 (Placer County) at Ophir Road: Westbound motorists may expect a full ramp closure from 10 p.m. to 5 a.m. Monday through Friday morning for electrical work.

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.