# MIXED ASPHALT PAVEMENTS

MIXED ASPHALT PAVEMENTS Produced: 1928 Description Shows the construction of asphaltic concrete and sheet asphalt roads. Asphaltic concrete is made by mixing asphalt and crushed rock. The mixture is dumped and spread on a roadbed, covered with a hot coating of sand and asphalt, dusted with Portland cement, and rolled. https://catalog.archives.gov/id/7146

- Kind: Educational
- Year: 1928
- By: National Archives
- Genres: Education
- Archive: [Internet Archive](https://archive.org/details/33-170)
- Licence or status: none stated by the archive
- Who can watch: Tweens profiles and older (the archive gives no rating; placed by Invisible Network from its collection and subjects)

[Watch now](https://invisiblenetwork.ai/watch/archive/ia/33-170?play=1)