
	Watch the fly through animation

This content requires the Adobe Flash Player. Get Flash

Night Work and Neighborhood Updates

Information specifically for residents and tenants of the Presidio. Go>

Crews installing light fixtures in Southbound Battery Tunnel

Tunnel Lights Installed!

As crews work the inside of the new southbound Battery Tunnel, the lighting system for the structure has been installed. The extensive system brings the tunnel one step closer to being open to traffic.

See more photos of tunnel light installation.

Sat, December 3, 2011

Check Out Construction Progress and Upcoming Activities!
Work is wrapping up on the new bridge, tunnel and temporary roadway in preparation to permanently shift traffic off... more

Mon, November 28, 2011

High Viaduct Featured on Science in the City!
The newest segment of the Exploratorium’s Science in the City program features some of the seismic design features of the new southbound high viaduct. It also highlights the... more

Recent Advisories

All Videos

Phase 1 Construction

Watch construction of the project’s first phase, which includes the new southbound high viaduct bridge, the southbound Battery Tunnel and a temporary bypass.

View In: Silverlight

Interactive Construction Map

Select features and icons on the map to explore areas under construction, Webcams and current construction advisories.