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I have two girder beams in the crawl space supporting a 2-
Hi. I have two girder beams in the crawl space supporting a 2- story house.The girder beams are 3-2x8's and the girder beams have spans down their beams between piers ranging from 5.6 feet to 8.9 feet… read more
walkereng
walkereng
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Bachelor's Degree
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Need help from IRC table on girder beams. 3-2x6 girder beams
Need help from IRC table on girder beams. 3-2x6 girder beams in crawl space supporting 2x8 floor joists are not listed in the charts in chapter 5 for 28 ft wide building for internal walls. Can you gi… read more
PaulP324
PaulP324
consulting engineer
MS
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I have a main house beam that is a single 2x12 that spans
Hi.. I have a main house beam that is a single 2x12 that spans roughly 6 feet between piers. The floor joists span 13 feet and are supported by rim joist beams that are also 2x12's on the house exteri… read more
walkereng
walkereng
Consultant
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I want to build a 18 deep by 30 wide porch free standing in
I want to build a 18 deep by 30 wide porch free standing in front of house was told that I would have to put post 5'9" apart to bolt my 2x8 frame to if I use a 30ft LVL what is my span between post an… read more
PaulP324
PaulP324
consulting engineer
MS
1,276 satisfied customers
I have a 24' x 4' front porch on my home. The home is a
Hello... I have a 24' x 4' front porch on my home. The home is a simple rectangle with an a-frame roof pitched down the front and back of the home. The porch is at the center, like it was carved into … read more
walkereng
walkereng
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Bachelor's Degree
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I want to replace the center beam which is 19 feet in my
I want to replace the center beam which is 19 feet long in my basement with a clear span beam, steel or microlam to get rid of the column in the middle of the work space … read more
walkereng
walkereng
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Bachelor's Degree
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I have 22ft wall in which i would like to create a 18ft
I have 22ft wall in which i would like to create a 18ft clear span. The project engineer has specified a 10x68 to be placed under an existing 6x6 wood grider. I would like to substitute by through bol… read more
StructuralEng
StructuralEng
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Bachelor's Degree
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I need a girder beam in a house to open up the floor plan.
I need a girder beam in a house to open up the floor plan. Width of the house is 24'. The girder is slightly off center to 9.5' and 13.5'. Looking to size a Lam Beam to span 20'. The floor joist are 1… read more
StructuralEng
StructuralEng
Consultant
Bachelor's Degree
9,772 satisfied customers
We are building a 6'6" wide deck that goes on the front of
We are building a 6'6" wide deck that goes on the front of the house 16' 6". We would like to have 2 parallel beams span the entire 16" 6" length because there is a garage door on the front of the hou… read more
StructuralEng
StructuralEng
Consultant
Bachelor's Degree
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I need the size of a beam to span a 15 foot span out from
I need the size of a wood beam to span a 15 foot span out from the house to a post supporting roof trusses 24" OC perpendicular to the beam … read more
walkereng
walkereng
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Bachelor's Degree
4,728 satisfied customers
Looking at doing a 2x8 beam on south wall of house for
Looking at doing a 2x8 beam on south wall of house for garage door opening. Planning on using flitch plate with triple 2x8's and steel sitting on top of the sill plate if I use 1/2" steel, what hole s… read more
StructuralEng
StructuralEng
Consultant
Bachelor's Degree
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Would like to have clear span for crawlspace to basement
Would like to have clear span for crawlspace to basement conversion. Longest span is 48 feet. House is 1 story with bonus room. Plan to support beam with Ram Jack steel piers on each end.… read more
walkereng
walkereng
Consultant
Bachelor's Degree
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I am building a covered porch with a shed roof with a span
I am building a covered porch with a shed roof with a span of 13'-1". I plan on using 2x8 rafters at 16" oc at a pitch of 2/12. Does that seem ok? The columns are 4X6's and are 6'-6" apart. Can I use … read more
walkereng
walkereng
Consultant
Bachelor's Degree
4,728 satisfied customers
The lower floor back, exterior wall of the 2 story house buts
The lower floor back, exterior wall of the 2 story house buts an 8 ft porch which has a covered roof. The shed roof is attached to the house with a 6 and 12 pitch which is attached just below the upst… read more
StructuralEng
StructuralEng
Consultant
Bachelor's Degree
9,772 satisfied customers
How big a LVL beam do I need to span 20 feet on a porch that
How big a LVL beam do I need to span 20 feet on a porch that is 16 feet wide. The beam will support 2x8 rafters.… read more
walkereng
walkereng
Consultant
Bachelor's Degree
4,728 satisfied customers
We are having a new roof installed, 1200 square foot bungalow
We are having a new roof installed, 1200 square foot bungalow with attached single garage could you recommend please - how many vents in the soffit do you recommend - how many vents on the roof? We al… read more
StructuralEng
StructuralEng
Consultant
Bachelor's Degree
9,772 satisfied customers
Planned bedroom is 16 feet wide with only room for 2x8 floor
Planned bedroom is 16 feet wide with only room for 2x8 floor joists. I can install a built up girder down the center of the room and then hang 2x8 joists that are only 8 foot long. How big will the 20… read more
StructuralEng
StructuralEng
Consultant
Bachelor's Degree
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I am adding a porch roof to the rear of my house. I plan to
I am adding a porch roof to the rear of my house. I plan to use a 12:12 pitch roof (2"x8" rafters with 3/4" thick T&G Cedar attached to the bottom) and a single 2”x10” Ridge Bream. The porch/ridge bea… read more
StructuralEng
StructuralEng
Consultant
Bachelor's Degree
9,772 satisfied customers
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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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