Ceiling Joist Support Beam Span

Engineered wood products ewp lvl span and size charts.

Ceiling joist support beam span. Joist spans up to 2 5m no strutting required. Our versa lam lvl is manufactured in either alexandria lena louisiana in eastern united states or in white city oregon for the western united states. The floor joists are still 12 long but now you can see a floor beam running horizontally across the middle of the house supported by the lower. If this is the case with your structure use the floor joist table to determine maximum joist length load.

So we will have to place wood floor beams or likewise wood ceiling beams across the width of the house to support the floor joists. What are ceiling joists and beams. Ceiling joists of the first floor of a two story structure often serve as floor joists for the second floor. The size of the ceiling joist also is accounted for in joist spacing.

Versa lam laminated veneer lumber lvl beams and headers eliminate twisting shrinking and splitting and deliver flatter quieter floors and structures. Also available for the android os. Joist span tables use these tables to determine lengths sizes and spacing of ceiling joists. Span calculator for wood joists and rafters also available for the android os.

In regular light frame construction and conventional roof framing the ceiling is constructed using an arrangement of timber joists and beams that run across the length and width of the ceiling. Although 2 inch by 6 inch lumber is used most often in ceiling construction to support 5 foot by 8 foot sheetrock the material commonly used for ceilings other sizes of lumber may be used such as 2 inch by 4 inch and 2 inch by 8 inch lumber. You can also use the wood beam calculator from the american wood council website to determine maximum rafter and joist lengths. Other materials such as metal and concrete may also be involved in making a ceiling.

This ceiling joist span table is based on the 2012 irc for uninhabitable attics with limited storage. 2 x 12 s are not listed because you can span pretty much whatever you want. Strutting or blocking between joists is required as follows. It covers 2 common lumber species and sizes at 20 pounds per square foot load.

Use the span tables below to determine allowable lengths of joists and rafters based on size and standard design loads.