Joist Size With A Roof Dead Load Of 15 Pounds

15 psf x 14ft 210 pounds per lineal foot.

Joist size with a roof dead load of 15 pounds.

1 psf lb f ft 2 47 88 n m 2. 1 ft 0 3048 m. Many factors influence how a system responds to loading. Douglas fir 2 by 10 joists graded as structural select allows joist spans up to 21 feet for a live load of 30 pounds per square foot when spaced 12 inches apart 19 feet 1 inch for 16 inch spacing and 16 feet 8 inches for 24 inch spacing.

Span calculator for wood joists and rafters also available for the android os. 10 psf x 6 ft 60 pounds per lineal foot. Joist span bridging girder load width half joist span live load on roof local requirements for wind and snow. Live load is weight of furniture wind snow and more.

Ft dead load of roof of wood shingle construction 10 lbs. 1278 pounds per lineal foot. 2 are indicated below. 50 psf x 14ft 700 pounds per lineal foot.

Dead load weight of structure and fixed loads 15 lbs ft 2. Span calculator for wood joists and rafters also available for the android os. Dead load psf exterior exposure. This sample table gives minimum floor joist sizes for joists spaced at 16 inches and 24 inches on center o c for 2 grade lumber with 10 pounds per square foot of dead load and 40 pounds of live load which is typical of normal residential construction.

Factors that influence. Live load psf dead load psf span calculator for wood joists and rafters available for the iphone. 128 pounds per lineal foot. Af pa s appendix a lists a variety of live and dead load combinations for floors ceilings and rafters.

Douglas fir maximum horizontal roof rafter span for lumber grade selected structural and no. 2nd floor dead load. 30 psf x 6 ft 180 pounds per lineal foot. 2nd floor live load.

A live load of 60 pounds per square foot demands more support and shorter spans.