dunbar bridge and no way to fight the flames. robert handa shows us the incident earlier this week that has bay a area firefighters calling for help before something bad happens. >> reporter: the fiery crash on dunbar bridge between a big rig and a car is what the firefighters in the bay area are concerned about for years because there are no water systems on the bridge. >> we would fight that fire like we would with a wildfire. a shuttle water like the old days of the bucket brigades. >> reporter: some bay area firefighters are upset that hydrants are not available on bay bridges or not easily accessible. we were there with a supervisor evaluating the bridge after the fire. >> the public and the media focus on the fact that there is no water on the bridge. our biggest concern right here is our nearest water supply on this side is one single fire hydrant and this is behind an enclosed fence of bashed wire and chain link. >> reporter: another example