Across
- 7. Early surveying device for measuring angles
- 9. Common term for mid-height of a water pipe
- 11. Association providing stopping distance and bridge design guidelines
- 14. Opposite of compression
- 15. Boulders used for bank protection
- 16. Council providing engineering and surveying licensure
- 17. Road sign made of an equilateral triangle
- 19. Early structure used to convey water
- 20. Common term for top of a manhole
Down
- 1. Primary material used to reinforce concrete
- 2. Royal headpiece or inside top of a pipe
- 3. Diverging type of this rare stone interchange abbr.
- 4. Curve in a roadway that changes radius midway through
- 5. Force divided by area or a big submittal feeling
- 6. Height of a column of water above a datum
- 8. Site of pyramids outside Cairo
- 10. Volume per unit of time or Progressive rep with a “w”
- 12. Structure that regulates the Colorado River located in Black Canyon
- 13. Roadway barrier named after the state where it was developed
- 15. Intersection where traffic flows in a circle
- 18. Worlds tallest building for short
- 20. Goldberg of these overly complicated machines