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How far can an 8x8 deck beam span? Building a 16'x22'
Building a 16'x22' carport that will want to have as a roof deck down the line. Four 8x8 posts, two 16 ft long beams front and back, 22 ft joists perpendicular to them. what are the smallest beam and joist sizes possible with these spans? … read more
PaulP324
PaulP324
consulting engineer
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I have a beam that I need to replace a portion of. I'd like
I have a beam that I need to replace a portion of. I'd like to use a glue Lam, so that I can get rid of a support post that's in the middle of a room. The span I need to cover for that is a little ove… read more
StructuralEng
StructuralEng
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I have a foundation that is 61 feet wide. I have c 12x 20.7
I have a foundation that is 61 feet wide. I have c 12x 20.7 channel iron that I want to bolt back to back to span the width of the building. I will have 2 posts to support it, so the center span would… read more
StructuralEng
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I'm in Kohola big Island How much stronger would it make a
I'm Sean I'm in Kohola big Island How much stronger would it make a trust if I put plywood on both sides of it glued and nailed the whole trust … read more
StructuralEng
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What size fir or glue lam can span 20 ft from post to post
What size Doug fir or glue lam can span 20 ft from post to post with yeaha two ft overhang on a thre and 12 roof of comp shingle and 2x10 rafters 16 inches on center? … read more
StructuralEng
StructuralEng
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We are replacing a damaged beam that is one of three
We are replacing a damaged beam that is one of three supporting a flat, built up portico roof with gravel ballast. The span is roughly 28 feet.. The existing beam was 7 X 18 glue lam and worked fine u… read more
walkereng
walkereng
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What is the cost to provide or confirm the size of a LVL
what is the cost to provide or confirm the size of a LVL Beam? I have a 17 foot gap with one pone at 5 feet I want to take out and replace with new glue lam / LVL product? … read more
StructuralEng
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Thanks pearl. I am building a second floor inside a pole
thanks pearl. I am building a second floor inside a pole barn. The second floor will be resting on a concrete floor with 24X24 X18 inch piers. The second floor will measure 38ft 6 inches from outside … read more
walkereng
walkereng
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Building a enclosed patio off the back of my house i need to
Building a enclosed patio off the back of my house i need to size a beam for 25ft open span. I live in Ny so will have a snow load the rafters span 15ft from the house to the beam. 1/2 the load will b… read more
StructuralEng
StructuralEng
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Calculation for a glue Lam Beam and a house I have four
Calculation for a glue Lam Beam and a house I have four locations one I need is a 16 foot span supporting were the two static Joyce come together in the middle of the house nothing above it but attic … read more
StructuralEng
StructuralEng
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Size of a glue lam beam span 14" lenght of room 23" feet.
size of a glue lam beam span 14" lenght of room 23" feet. the beam will be supporting a 2nd floor room plus roof? … read more
StructuralEng
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Will a 5 1/2 x12 glue lam be sufficient for a roof beam with
Will a 5 1/2 x12 glue lam be sufficient for a roof beam with a 20 foot span. … read more
walkereng
walkereng
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What size header/beam do I need for a lean-to patio roof. I
What size header/beam do I need for a lean-to patio roof. I want to have an open span of 18 feet. The roof itself will be 20 feet wide by 16 feet deep. The 16 feet will attach to the house roof. Thank… read more
StructuralEng
StructuralEng
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I am doing some initial investigation into selection of glue
I am doing some initial investigation into selection of glue lams for a picnic shelter. The shelter is 12ft. x 16 ft. with a 4:12 gable roof (long direction). Our site will be sited here in So. Colorado. I have some input from a builder here who says snow loads are 30 lb./cu. ft. and wind loads of about 75 mph. Did I lose the basic size I just entered? … read more
StructuralEng
StructuralEng
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Beam size to support 1 story roof - Asphalt shingle roof -
Beam size to support 1 story roof - Asphalt shingle roof - beam to hold up roof - approx 12' from parallel wall - beam span to be 20' - Better to go with Glue-Lam Beam ? - what size?… read more
StructuralEng
StructuralEng
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Bachelor's Degree
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i live in maine and have a roof span of 17 feet, im thinking
i live in maine and have a roof span of 17 feet, im thinking a six by twelve glue lam. Is this adequate. I live in a double wide with two by two trussed cathedral ceilings.… read more
StructuralEng
StructuralEng
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Bachelor's Degree
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we want to build a lean to roof (metal) off the side of our
we want to build a lean to roof (metal) off the side of our detached garage. The roof will be 60 feet long with I'm guessing a span of 18-20 feet. The cement pad it is covering is 16 feet wide. I saw … read more
walkereng
walkereng
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Bachelor's Degree
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I would like to replace a structural post in the middle of
I would like to replace a structural post in the middle of a wall. The structural post I'm replacing is now 4 vertical - 2x6's holding up the roof trusses for this 11 foot span. I would like to place … read more
walkereng
walkereng
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Bachelor's Degree
5,076 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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