Erosion is threatening the rail line’s ... She lives near the proposed location of a tunnel entrance to relocate the rail line, and she worries about toxic fumes or the possibility of street ...

Even after the Empire expanded, creating a safe buffer around our aqueducts, we built underground trenches and tunnels because they protected from the stresses of wind and erosion while underground.

Researchers attribute erosion to climate change ... the bluffs in Del Mar into a double-track rail that passes through a tunnel under the hillside, but each plan differs from there.

Headed by San Francisco's Public Utilities Commission (SFPUC), the project looks to protect a massive underground sewage tunnel and a nearby wastewater plant from beach erosion. Anna Roche with ...

Erosion along the bluffs has threatened the ... Some of the proposals include constructing tunnels to shift the tracks away from the unstable edge. Another includes a tunnel beneath the community ...