Magnolia Grade Separation Project Overview

Construction Cost Estimate $42.7 Million
Construction Start January 2014
Construction Completion The new Magnolia Avenue Bridge is now open to traffic.

Magnolia Avenue, at the train tracks, will be closed for approximately one year starting January 20th, 2015.  Traffic in both directions on Magnolia Avenue will detour near the Riverside & Corona city limits, in order to build a bridge over the railroad crossing.  For more information, please click on the Press Release link listed below:

Magnolia Press Release – English
Magnolia Press Release – Spanish

Magnolia Ave Detour

Magnolia Ave Detour – Click on the photo to enlarge

Project Summary

Magnolia Avenue is a four-lane Arterial Highway that provides primary access tro commercial, industrial and residential land uses in the Home Gardens Community of Riverside County, which neighbors the City of Riverside to the east and City of Corona to the north and west. A Burlington Northern Santa Fe (BNSF) at grade crossing currently exists on Magnolia Avenue between Lincoln Street and Buchanan Street. The Riverside County Transportation Department proposes to grade separate the current at-grade crossing by raising the roadway over the railroad and constructing a six-lane capacity bridge that will span over the railroad tracks.

Project Purpose

  • Eliminate Train/Auto Crossing Conflict
  • Improve Vehicle & Pedestrian Safety
  • Reduce Congestion & Traffic Delays
  • Improve Emergency Services Responses
  • Facilitate regional commercial & commuter rail transportation

Average Daily Traffic:

12,900 vehicles per day in 2009 on Magnolia. 26,000 vehicles per day is projected in 2035.

Distance of this Project:

0.73 miles

Bridge Dimensions:

81’-10” W x 1461’L, ten span, longest outrigger bent = 144′-6″


Support Local Businesses During Construction

The Magnolia Avenue Grade Separation Project requires a portion of Magnolia Avenue to be closed during construction, from just east of Lincoln Street to just west of Buchanan Avenue. Businesses in the closure area will remain accessible. Please click on the map below.



Take advantage of specials being offered at some of these participating businesses.

12321 Magnolia Ave.

Name Unit Telephone
Tri County Development & Construction Inc.   C 800-681-6305
Tri City Auto Detail   I 951-279-7661

12490 Magnolia Ave.

Name Unit Telephone
Inland Mercedes Benz A 951-278-8193
Omni Auto Repair C 951-737-5254
Gutierrez Auto Repair F 951-279-8736
So-Cal Smog G 951-272-5709
Kitchen & Bathroom Cabinets by Castillo Wood Work H 951-264-1528
Miguel’s Auto Shop & Towing K 951-734-1072

12500 Magnolia Ave.


Name Unit Telephone
Johnny’s Auto Body Shop A 951-735-9000
San Juan Auto Body C 951-667-9864
G&C Transmission Specialist D 951-736-3640
Cylinder Heads & R E 951-278-2791
Iron Forge Wrought Iron Fence Custom Designing F 951-264-7193
Highline Auto Inc G 951-278-8700
Haynie Designs K 951-549-3611

12510 Magnolia Ave.

Name Unit Telephone
Euro Star Motorsports A 951-268-6296
Joe’s Auto Imports & Body Shop B 951-735-7250
V & G Body Shop C 951-734-9493
Dynasty Off Road Innovations D 951-544-0492
Golden Part LLC E 951-392-8868
Certified Autocare F 714-655-9113
Foreign & Domestic Mechanic G 951-271-0113
CNG Auto Sales H 951-278-4264
Deluxe Window Tint J 951-286-9644
Destroyer Automotice Inc. K 888-231-7646

12520 Magnolia Ave.

Name Unit Telephone
A-1 Smog & Auto Repair/Service A 951-371-9707
Hook It Up Luxury & Performance C 951-520-9414
Tyler Auto Body F 951-278-8305
John’s Auto Registration E 951-345-2405
Magnolia Collision Center K 951-739-0336
Moe’s Mobile Service & Repair I 951-281-9422
Pacific Finish Coating Inc. L 951-739-9560

Project Details

The Riverside County Transportation Department (RCTD) will raise the roadway over the Burlington Northern Santa Fe (BNSF) railroad and construct a six-lane capacity bridge.

The bridge will span over the railroad tracks at Magnolia Avenue between Lincoln Street and Buchanan Street.

Click to Zoom

Magnolia Avenue Full Closure Details

  • Safety is the number one priority.
  • Recent incidents of cars stopping on railroad tracks when traffic light is red.
  • Safety concerns for motorists and pedestrians require Magnolia Avenue closure.
  • Pedestrian and Motorist detour in effect for one year.
  • Business access will be maintained.

Magnolia Detour During One Year Closure

Click to Zoom

Business Park Detour



Pedestrian Route Through Construction Zone


All pedestrian access crossing the railroad tracks on Magnolia Avenue between Lincoln and Buchanan streets has been restricted by BNSF Railroad until further notice.

More information will be provided as it becomes available.

Existing Short-Term Route (In place until long-term route below is constructed)

Click to Zoom


Long-Term Route (Construction of this route will begin once full closure of Magnolia Avenue is implemented).

Click to Zoom


Project Information

Riverside County Transportation Department Construction Coordinator
Dennis Green

Project Website

Project Hotline
(877) 672-7765