Storm Damage Repairs and Roadway Improvements on El Portal, Big Oak Flat, and Wawona Roads in Yosemite National Park

Construction Updates

Please refer to the Yosemite National Park website for alerts and road work notices.

Project Description

This project stabilized the rock slopes along the El Portal Road and Wawona Road, as well as, the failed embankments and repaired storm damaged areas along El Portal, Big Oak Flat, and Wawona Roads. The project, in addition, stabilized the ditches and shoulders, and repaired storm-damaged culverts, curbs, and guardwalls along El Portal and Wawona Roads.

Key Project Dates

Advertise: Spring 2017
Construction: September 2017 – May 2018
Completed: June 2018

Project Photos

Erosion caused by storm event

Erosion caused by storm event.

Completed Project

Completed Project.

Map showing general vicinity of project
View a larger interactive map of the project area.

Project Details
Project # CA ERFO YOSE 13(6)14(6)16(8)
Project Name Storm Damage Repairs and Roadway Improvements on El Portal, Big Oak Flat, and Wawona Roads in Yosemite National Park
Location Mariposa County
FLMA Yosemite National Park
Status Completed

Contact Information

Project Manager: Nate Allen
Phone: 720-963-3668
Email: Nathan.Allen@dot.gov

Federal Highway Administration
Central Federal Lands Highway Division
12300 West Dakota Avenue
Lakewood, CO 80228
720-963-3500