What is the Australian standard for decking?

What is the Australian standard for decking?

Decking boards shall be seasoned to the requirements of the applicable Australian Standard (i.e. Hardwood 10% to 18%, Softwood 10% to 15%). Note: TQ recommends a maximum MC of 15% for residential decking.

What size bearers and joists for a deck Australia?

The bearers have to carry the weight of the entire deck and whatever is put on top of it, so they need to be strong. A 140×45 treated pine bearer will usually do the trick. Every 1.2 metres, a 90×90 H4 treated pine post will be needed.

What are the standard dimensions for a deck?

between 300 and 400 square feet
The average deck size is between 300 and 400 square feet. Generally, a deck should be wider than it is deep, with the longer dimension running along the house. With large decks, consider making them multi-level designs. This will help break up the look and designate areas for certain activities.

What size joists should I use for decking?

Commonly used joist sizes are 2-by-6, 2-by-8 and 2-by-10. For example, when you space joists 16″ apart — which is standard for residential decks — a deck spanning 9 1/2′ would require 2-by-6 joists, a 13′ deck would need 2-by-8 joists and a 16′ deck calls for 2-by-10 joists.

When building a deck What are the requirements?

WHAT YOU NEED TO KNOW

• 36 “minimum height when surface is 30” + above grade.
• 200 lb concentrated load.
• 50 lb concentrated load over 1 sqft or balusters.
• 50 lbf vertical and horizontal load along top rail.
• 4 “maximum gap between deck and underside of bottom rail.
• 4 “maximum gap between balusters.

How much clearance is needed under a deck?

According to the Australian Standards all decks should be a minimum of 400 mm from the underside of the lowest timber to the ground.

What is the difference between a bearer and a joist?

Bearers are the timber or steel that attaches directly to the stumps in the ground, that supports the deck of flooring structure. Joists are the timbers that then attach across the top of the bearers, after which the timber or particle board floor is then attached.

How far apart should footings be for a deck?

The standard rule for footings is that for a basic deck, the larger the beam and footing size, the fewer footings you’ll need. If you’re building a simple deck, footings and posts should be placed 8 feet apart on average.

What is a good size deck for entertaining Australia?

However, the average size of a deck should range between 300 and 400 square feet. Larger decks can be constructed with multi-level designs and bigger square footage depending on the space available. Generally, a deck should be wider and the longer side should be proportionate to the house.

How do you calculate wood for a deck?

Length x Width = Square footage of decking needed. Square footage is calculated by multiplying length by width. Simple enough, but decking is sold by the linear foot not by the square foot. To convert it you need to know how many square feet is in a linear foot of decking.