About: http://webisa.webdatacommons.org/191468849

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	If the ceiling is a beam and decking situation, and beams are 3' or more apart, then the beams can be as low as door headers - 6'-8 and the ceiling counted to the bottom side of the decking.
http://www.w3.org/ns/prov#wasQuotedFrom	countryplans.com