How far can a LVL beam span?
Due to its strength, an LVL beam can span up to 60 feet and is much stronger than traditional lumber. Generally, you can find LVL beams in 4-foot increments starting at 24 feet and going up to 44 feet long, with special orders up to 60 feet. LVL beam thickness is usually between 1 ¾ and 7 inches.
What size beam can span 18 feet?
Dimensional Lumber Deck Beam Span Chart
Joist Spans | ||
---|---|---|
Species | Size Beam | 18′ |
Southern Pine | 2-2×6 | 3′-9″ |
2-2×8 | 4′-9″ | |
2-2×10 | 5′-9″ |
Can you span 16 feet with a 2×6?
2-grade 2×6 joists can span up to 10 feet 9 inches from beam to beam when spaced the standard 16 inches apart with a maximum live load of 30 inches per square foot. Select Structural lumber, meanwhile, can span up to 11 feet 4 inches.

Can you span 16 feet with a 2×8?
Depending on various factors, the maximum span for a 2×8 floor joist is 16′ 6”. The maximum span for roof rafters is 23′ 9”.
How far can a 2×12 LVL beam span?
A 2×12 with an E of 800,000 psi and Fb of 790 psi also works, since it can span 15 feet and 10 inches. Given a design span of 15 feet 1 inch and a 16 inch joist spacing, first determine which size lumber will work.
What size beam do I need for a 20 span?

LVL beam size for a 20 foot span:- as per general thumb rule, for a 20 foot span, size of LVL beam or GLULAM should be 10-12 inches deep and 3 inches wide, thus you need something like a 10-12″ GLULAM or LVL to span upto 20 feet used for residential building or projects.
How do you build a beam to span 20 feet?
Thumb Rule Method for Size of Beam Need for Span 20 Feet:
- Simply Supported Beam Span for the depth ratio is 20 (Span/Effective Depth=20)
- Effective Depth = 20 ×12″/20 = 12″
- Diameter Of Bar = 16mm, clear cover of 1″
- Overall depth = effective depth + clear cover + 1/2dia of bar.
- Overall depth = 12″+1″+0.3″=13.3″