What size Glulam for 24 foot span | Glulam beam size for 24 foot span | what size Glulam beam do i need to span 24 foot

Glulam is glued laminated timber, also abbreviated as glulam, is a type of structural engineered wood timber product constituted by layers of dimensional lumber bonded together with durable, moisture-resistant structural adhesives. In US, the material made of wood providing the laminations is termed laminating stock or lamstock.

By laminating a number of smaller pieces of glulam lumber, a single large, strong, structural member is manufactured from smaller pieces. These structural members are used as vertical columns, horizontal beams, and arches, header, girder, rafter, purlin and ridge beam in wood frame house.

Glulam optimizes the structural values of wood. Because of their composition, large glulam members can be manufactured from a variety of smaller trees harvested from second-growth forests and plantations.

Glulam beam depth are typically are 7 1/4 inches (184mm), 9 inches, 9 1/4 inches (235mm), 9 1/2 inches (241mm), 11 1/4 inches (286mm), 11 7/8 inches (302mm), 14 inches (356mm), 16 inches (406mm), 18 inches (457mm), 18 3/4 inches (476mm), 20 inches (508mm) and 23 7/8 inches (606mm).

Typical stock beam widths used in residential construction include :- 3-1/8, 3-1/2, 5-1/8, 5-1/2, 6-3/4 inches and 7 inches. For non-residential applications, where long spans, unusually heavy loads, or other circumstances control design, custom members are typically specified.

In this article we know about Glulam span thumb rule of what size Glulam beam do i need to span 24 foot for the construction of wooden frame house that will help you in better understanding and to figure out or estimate of Glulam beam size and their depth and help in important for you to use the right size.

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**What size Glulam for 24 foot span**

**Thumb rule for Glulam beam**:- size of Glulam beam represented by their width and depth, as per thumb rule & general guideline, depth of the Glulam beam is 1/20th of span in inches and their width is 1/3 to 1/4 of the depth. If beam spanning is 24 feet in length, then their depth = (24 × 12) ÷ 20 = 14.4 inches, rounding it to 16 inches and width is 16/3 = 5.33″, thus you would need 5 1/4″ × 16″ size of Glulam beam for 24 foot span.

**What size Glulam for a 24 foot span**:- as per general thumb rule, for a 24 foot span, size of GLULAM should be 16 inches deep and 5 1/4 inches wide, thus you would need something like a 5 1/4″× 16 GLULAM to span upto 24 feet used for residential building on normal weight condition which providing great stability for your projects.

**What size Glulam to span 24 feet**:- generally span is determined by species, grade, dimension, spacing, use and load, as per general thumb rule, a 5 1/4 × 16 standard size of Glulam beam can span upto 24 feet on normal weight condition which providing great stability for your projects.

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**Conclusions**:-

As per thumb rule & general guideline, for a 24 foot span, size of GLULAM beam should be 16 inches deep and 5 1/4 inches wide, thus you would need something like a 5 1/4″× 16 GLULAM to span upto 24 feet length.