Span calculator for wood joists and rafters also available for the android os.
Floor joist span calculator c24.
The floor joist span tables are based on the loadings given in the amended version of bs 6399 1 which is an imposed load of either a uniformly distributed load of 1 5 kn m or a concentrated load of 1 4 kn.
Imposed load not exceeding qk 1 5 kn m2 or qk 0 90 kn.
The highest is a fully loaded floor 70 pounds per square foot.
Permissible clear spans for domestic floor joists strength class c24.
Service class 1 or 2.
6 4 appendix 6 4b table 1.
Permissible clear spans for domestic floor joists.
Back floor joist calculator.
Span tables for timber floor joists table 1.
Other span tables are based on the.
Materials for metal support and restraint components and recommended protection levels table 2.
Floor joist span tables for surveyors floor construction.
Our floor joist.
C24 and i joists the weight of the timber floor itself consists of the timber joists the plasterboard ceiling underneath it except for suspended timber ground floors the floorboards and the nails or screws used to fix both of the aforementioned coverings.
The lowest is a plain ceiling joist with no storage 10 pounds per square foot.
This span table is to the format and methodology given in bs 5268 7 2.
Back floor joist calculator.
Span tables for domestic floor joists to bs 5268 7 1 note.
Permissible clear spans for domestic floor joists strength class c16 table 2.
Click on a span to generate a full calculation you can adjust the exact span.
This span table is to the format and methodology given in bs 5268 7 3.
Two additional joists required bold text normal bearing of 40mm to be doubled.
Dead load per square metre in kn m supported by joists.
These span tables are the equivalent of other industry standard span tables and are calculated to the same standards.
Most lay outs are on 16 so the field is pre selected.
These spans were calculated using our ceiling joist calculation engine.
Also available for the android os.
The floor joist span tables are based on the loadings given in the amended version of bs 6399 1 which is an imposed load of either a uniformly distributed load of 1 5 kn m or a concentrated load of 1 4 kn.
Select the on center spacing for the joists.
These span tables are the equivalent of other industry standard span tables and are calculated to the same standards.
Our floor joist span tables are based on loadings given in the newer amended version of bs 6399 1.
There are six choices.
This means that some values are slightly more conservative than span tables from other sources if those do not include the amended guidance.
Click on a span to generate a full calculation you can adjust the exact span.
