construction workers
duboce
light rail
men
muni
NTK
rail jacks
railroad construction
railroad tracks
rails
reflective vest
safery vest
safety helmet
san francisco municipal railway
track jacks
track maintenance
track work
Railroad construction workers bolting ties to the new tracks of the San Francisco Municipal Railway.
In this project, reinforced concrete is poured under the rails, and the rail ties bolts (large black bolts) will be encased in that layer of concrete.
View more photos of railroad workers replacing a Muni lightrail tracks in San Francisco.
Stock photos
