Incompatible browser
Internet Explorer versions 7 and older have known compatibility and security issues with modern
web standards which affect next generation Web 2.0 websites. In our attempt to deliver a superior
experience, we no longer support Internet Explorer versions 7 and older.
Please upgrade to the latest
version of Internet Explorer, Firefox, Safari or Chrome.
structure
elements carrying either vertical or horizontal loads e.g. walls, roofs, and floors that are considered structurally sound and non-hazardous.