Floor Joist Span Calculator C24

Click on a span to generate a full calculation you can adjust the exact span.

Floor joist span calculator c24. These spans were calculated using our ceiling joist calculation engine. Permissible clear spans for domestic floor joists strength class c24. Back floor joist calculator. This is how far apart they will be.

There are six choices. Click on a span to generate a full calculation you can adjust the exact span. These span tables are the equivalent of other industry standard span tables and are calculated to the same standards. Other span tables are based on the.

Our floor joist span tables are based on loadings given in the newer amended version of bs 6399 1. Two additional joists required bold text normal bearing of 40mm to be doubled. Permissible clear spans for domestic floor joists strength class c16 table 2. Service class 1 or 2.

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. Span tables for domestic floor joists to bs 5268 7 1 note. These spans were calculated using our flat roof joist calculation engine. Dead load per square metre in kn m supported by joists.

Dead load per square metre in kn m supported by joists. 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. Materials for metal support and restraint components and recommended protection levels table 2. Span calculator for wood joists and rafters also available for the android os.

This span table is to the format and methodology given in bs 5268 7 2. Span tables for timber floor joists table 1. These span tables are the equivalent of other industry standard span tables and are calculated to the same standards. 6 4 appendix 6 4b table 1.

This span table is to the format and methodology given in bs 5268 7 3. Back floor joist calculator. The highest is a fully loaded floor 70 pounds per square foot. Also available for the android os.

Our floor joist. 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. Most lay outs are on 16 so the field is pre selected. This means that some values are slightly more conservative than span tables from other sources if those do not include the amended guidance.

Select the on center spacing for the joists. The lowest is a plain ceiling joist with no storage 10 pounds per square foot.