Titles read: "The "Grate" Highway - With modern speedy and heavy traffic - various types of road materials are continually being tried. One of the latest has steel as its main ingredient."
Various shots of road builders laying steel grating on the ground over a...
Unidentified out takes (cuts, rushes) - CP UNI 3.
Men lay bricks - very short segment of film.
Footage of the side of a rock face being dynamited in a quarry.
A man is building a house on a disused railway line.
Bricklayer wears motorcycle crash helmet when carrying bricks up ladder.
Process of brick making - from clay digging to a house building.
Concrete girders are transported outside.
Workers put section of bridge into position on river.