Spantec systems are designers and manufacturers of boxspan steel flooring systems.
Steel joist span tables australia.
High performance steel floor joist system set out in as 4100 nzs 3404 and as 3660 1.
Please refer to spacing diagram above each table.
This software assists in the design of simply supported beams in accordance with australian standard as 2327 1 2003.
Australian standards the structural sections comply with the following australian standards.
Span tables for floor joists rafters and ceiling joist are determined using their spacing centre to centre to determine their respective spans.
C 2 design criteria these tables were generated using compbeam version 2 0 software.
02 6554 6422 email.
The values originated from the australian domestic construction.
Stress grades and timber sizes combine to determine the spanning ability of load carrying members.
Span tables allow users to choose an appropriate size and stress grade to achieve spanning needs.
These span tables have been prepared for the use of quickbuilt systems alyspan structural aluminium beam for attached patio awning and carport designs only.
Technical diagram on page 35 30mm m aximum allow able sp ans mm sheet roof spacing mm rafter size 600 760 900 1000 1200 66 x 30 850 750 700 700 600 90 x 30 1200 1050 1000 900 850 138 x 30 1700 1550 1400 1300 1200 185 x 30 2000 1750 1600 1550 1400 230 x 30 2000 1800.
Span tables f7 rafters a maximum roof pitch of 25 degrees is assumed.
Magna glulam timbers comply with the requirements of the building code of australia and come with a 15 year warranty see all magna glulam product certifications please contact us for any questions and our friendly team will get back to you.
The solutions provided may be conservative but can be refined during the final design process.
We make joists bearers rafters verandah beams plus piers and bracing.
For simple construction such as domestic construction this can be determined from span table supplements in as1684 2 and as1684 3.
29 norfolk close tuncurry nsw 2428 phone.
Of a composite steel and concrete floor system.
The deflection limits for strutting beams are span 180 or 20mm for g 0 7q and span 240 or 15mm for 0 7q.
Cantilever cantilevered joists have been designed to support a live load of 3 0kpa for balconies.
For the purposes of these tables roofs are deemed attached to an existing approved dwelling.
