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I am looking to span about 14' in my basement. I was
Hello I am looking to span about 14' in my basement. I was wondering if a 3 ply 9 1/2” lvl lagged together will do the trick to support the floor above? This is a ranch style house with the floor jois… read more
walkereng
walkereng
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My question is can I add additional weight in a first floor
My question is can I add additional weight in a first floor room ceiling by adding more drywall (for sound isolation) and how much can I add in total.Background:The downstairs room is comprised of con… read more
StructuralEng
StructuralEng
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I'm looking to determine proper lvl or gluelam beam size to
I'm looking to determine proper lvl or gluelam beam size to span 20ft … read more
walkereng
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With a W12x30 (50 ksi) steel beam for your 18' clear span
With a W12x30 (50 ksi) steel beam for your 18' clear span beam (with 10' stack of hay loading). The beam is 6.5” wide and 12.375” deep. . You said I would need to provide a 2”x8” wood nailer bolted to… read more
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What is the maximum allowable span length of a 3-ply, 4-ply,
What is the maximum allowable span length of a 3-ply, 4-ply, and 5-ply 2x8 beam? Floor joists above would run about 7 feet to each side. … read more
walkereng
walkereng
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If we choose to go with LVLs, would 3 LVLs at 11 7/8 inch be
If we choose to go with LVLs, would 3 LVLs at 11 7/8 inch be sufficient in place of the steel I beam?… read more
Shannon Galway
Shannon Galway
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Bachelor's Degree
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I own a townhouse that was built in 1974. I am trying to
I own a townhouse that was built in 1974. I am trying to take out a series of headers, beams and walls to create more of an open floor plan. I just did this with another unit that I own in the complex… read more
StructuralEng
StructuralEng
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I HAVE TWO STRUCTURAL QUESTIONS the project is a 26x50 home
I HAVE TWO STRUCTURAL QUESTIONS the project is a 26x50 home with a stem wall foundation and a crawl space. There is a 21 foot length of the exterior wall (supporting aprox 7 trusses) I would like to i… read more
walkereng
walkereng
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I am expanding my garage with a 2nd floor bonus room above.
I am expanding my garage with a 2nd floor bonus room above. I can attach my plans, but I need to confirm that my spans are good and the beams/rafters are properly sized. The garage is 18' x 22' and th… read more
walkereng
walkereng
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A 30' X 32' TWO CAR GARAGE WITH A GAME ROOM ON TOP. THE ROOF
I AM BUILDING A 30' X 32' TWO CAR GARAGE WITH A GAME ROOM ON TOP. THE ROOF WILL BE TRUSS DESIGN AND REST ON OUTER 2X4 WALLS. WHAT SIZE STEEL BEAM WOULD I NEED TO SUPPORT THE UPPER FLOOR JOIST SPANNING… read more
walkereng
walkereng
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I would like to build a 30ft by 30ft garage with a 17 ft
hi, I would like to build a 30ft by 30ft garage with a 17 ft wide section second story for a walk in closet, I don't want any support posts in the garage, want all open space. I'm assuming I will need… read more
walkereng
walkereng
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I need to replace 3 beams in my basement in order to remove
I need to replace 3 beams in my basement in order to remove some poorly placed teleposts from original construction. The current beams are as follows: - 2 x (5) 2"x10"x14' - 1 x (5) 2"x10"x18'. I woul… read more
StructuralEng
StructuralEng
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My contractor used a beam consisting of 3 2x10s to span
My contractor used a beam consisting of 3 2x10s to span 7'-8", This beam holds up the 2nd floor and limited use attic but no roof loads. The beam in in the center of a 24 foot wide wood framed house, … read more
walkereng
walkereng
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I have a interior span of 28' with a floor supported on one
I have a interior span of 28' with a floor supported on one side of the beam. The floor is 17' X 28'. one end of the 17' span is supported by a exterior wall and looking for the beam to carry the othe… read more
StructuralEng
StructuralEng
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Hi Building a 24x24ft wooden house. It's 2 storey (with
Hi Building a 24x24ft wooden house. It's 2 storey (with a small tower on one corner and a roof deck). I want the lower floor to be completely open inside and have been advised a built up beam is the w… read more
walkereng
walkereng
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wood beam sizing table a bale of hay is 3 x 1.5 x 1.5
wood beam sizing table a bale of hay is 3 x 1.5 x 1.5 and weighs 50 pounds. my barn has wooden 2 x 10 24" oc for half of the floor and 2 x 8 24 oc for the other half. what is the safe loading for for … read more
walkereng
walkereng
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Bachelor's Degree
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I have a 22 by 13 second floor. The floor iself is framed
I have a 22' by 13' second floor. The floor iself is framed with 2by4by13's with 8" centers, and is finished with 4"by8"by 3/4" plyywood. the floor is supported by 4"by6"by22' beam on steel supports o… read more
walkereng
walkereng
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I want to support a floor that is 24 foot wide by 24 foot long,
I want to support a floor that is 24 foot wide by 24 foot long, with a steel beam running down the center of it underneath. What size beam would I need to bridge the total area? The floor will only be… read more
walkereng
walkereng
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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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