Revision as of 19:03, 3 December 2017 by Webref (talk | contribs)
Jump to navigationJump to search
  1. A curved structure that supports the weight of the material above it.
  2. A curved structure capable of spanning a space while supporting significant weight.
  3. A curved or pointed structural element that is supported at its sides.[1]

Sponsor: Save Up to 50% off ANSI Packages