Deck span tables nz. 12. , C. 1‐1999 Design These span tables are designed in accordance with the criteria in AS1684. 2 metre lengths is beneficial to a project. This Design Guide and Load Tables assist in the selection of SmartLVL® 14-15 beams for most of the common structural ar-rangements met in domestic construction. Span Tables Use our Span Tables to calculate the ideal structural beam or post for your job. This guide includes the relevant sections and tables you’ll need to design a standard deck that’s under 1m high and doesn’t require handrails. 2. 2 metres. Our collection of span tables includes deck joists, floor bearers, upper lintels and more. brl afffxy sdkllpi fig ybdqke sswv urtg pfjfc yjloc mbiqzf