Jr Civil Engineering

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Across
  1. 3. a tall cylindrical vertical upright and used to support a structure
  2. 5. the center of a skyscraper. It is constructed with beams and is the strongest part of the structure
  3. 6. a framework made by joining straight pieces together to form triangles
  4. 8. a person who uses science, technology, and mathematics to invent, design, and build sturdy structures
  5. 13. a type of bridge made of flat beams supported underneath by two or more pillars or columns
  6. 16. cover with a material such as stone or concrete to make suitable for vehicle traffic
  7. 18. the very bottom, usually underground
  8. 19. a passageway through or under something, usually underground
  9. 20. the measure of space between two points
Down
  1. 1. applying pressure; a squeezing force
  2. 2. to make, form, or build
  3. 4. a central stone at the summit of an arch, locking the whole together
  4. 5. the use of science, technology, and mathematics to invent, design, and build sturdy structures
  5. 7. a protective covering over the top of a building
  6. 9. something intended as a guide for making something else
  7. 10. sturdy; not likely to fall or collapse
  8. 11. an open way for travel or transportation
  9. 12. a construction usually curved creating an opening underneath and supporting the weight above it
  10. 14. material used to bond materials together in masonry
  11. 15. a projecting support of stone or brick built against a wall
  12. 17. a smaller version