"Well, I've got four here. So... twelve left." Great. Doubly great, Barry realizes, "The truck they used to block off the alley is gone."

That's an obvious issue, but for now Barry decides to work with what info they have and go after the knowns on foot.

Choosing west, Barry heads in that direction first.

"And there's nothing wrong with the robots, I just don't like getting knocked around by the tin man." The first Girder-bot had definitely done more harm than good for Barry.