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Replacing a sistered beam with an i beam. Would like to keep
Replacing a sistered wood beam with an i beam. Would like to keep it at 8 inches of height. 14 foot 8 inches from support to support. Normal loading. Single floor home. Empty attic engineered rafters.… read more
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Structural engineer - how much load will a pressure treated
structural engineer - how much load will a pressure treated 4x6 bear as a horizontal beam? I have a point load on one end of 3,314 lbs with a support column directly underneath. There will be another … read more
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walkereng
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Trying find the minimum beam size for a 16'x12' rectangular
Trying find the minimum beam size for a 16'x12' rectangular gazebo that I am building on my deck. All 4 6x6 posts have cement footings and are also secured to either deck beam or frame. My local inspe… read more
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Remodeling older house. Rafter roof over bedroom has ceiling
Is there anything else the Structural Engineer should be aware of?Customer: adding a beam under joists 16' long that will support 16' of joists. Built beam out of 2x8 x 16 with 6 layers of 3/4" ply glued in between 2x's. then will add sister joist to existing 2x6's over the beam using 2x8s… read more
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I plan to create a beam of 3 2x12 with 2 layers of 1/2" ply
I plan to create a beam of 3 2x12 with 2 layers of 1/2" ply sandwiched between. The beam will span a 22 ft room with 2x6 construction and jacks supporting the beam. The beam will carry 16 oc 10 ft raf… read more
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Remodel of existing room, adding a cathedral ceiling. the
remodel of existing room, adding a cathedral ceiling. the room is 20x28 and currently has 2x4 truss on 24"centers. the ridge beam will run the 20ft span and the rafters will run the 28ft span Approx 1… read more
Shannon Galway
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I am building a cottage in PEI, Canada and am wondering how
I am building a cottage in PEI, Canada and am wondering how long I can span the roof beam before I need a column support under the following conditions: Roof construction: 2x10 rafter construction for… read more
StructuralEng
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I have another question that i would like referred to
I have another question that i would like referred to Shannon Galway who has previously worked with me. My question is what size rafters do i need for my 12/12 roof over a 31' by 31' cabin. The rafter… read more
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I want to remove an original lally column and replace it
I want to remove an original lally column and replace it with a jack column 2.5 ft further over. Beam is a triple 2x10 resting on cement-filled lally colums 5.5 ft apart. The span I want to increase f… read more
StructuralEng
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Trying to calculate the size of purlins if the purlin is a
Hi, trying to calculate the size of purlins if the purlin is a beam, supported at both ends … read more
StructuralEng
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I want to open up the wall between my kitchen and living room.
I want to open up the wall between my kitchen and living room. The wall is load bearing. The joists are 2x4 16 inch oc and the attic is non storage non occupied. The attic does hold the HVAC ducts, el… read more
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We have a 20'X32' wood frame cottage (with crawlspace) that
We have a 20'X32' wood frame cottage (with crawlspace) that was constructed with 2x8 floor joists 16"OC. There is a support beam down the center using 2x10 sistered together. The problem is instead of… read more
StructuralEng
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I am building a cover storage along the side of my house. It
I am building a cover for fire wood storage along the side of my house. It will extend 5' off the side of the house. What size beam will I need to span 6'X6" columns 8 ft on center with a snow load of… read more
StructuralEng
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, I am working on adjusting a boat lift to cradle a sailboat
Hi, I am working on adjusting a boat lift to cradle a sailboat on top of it. The lift is rated for 24000 lbs and the boat is only 6000 lbs, so the existing structure is fine. The lift has two large be… read more
StructuralEng
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Need to span 16' on floor joist carrying 2nd floor bathroom.
Need to span 16' on floor joist carrying 2nd floor bathroom. Current joist is 2x12 but they are spliced at 6ft on bearing wall. I need to remove bearing wall and span entire 16'… read more
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I am using LvL beams to strengthen the ceiling above my garage.
I am using LvL beams to strengthen the ceiling above my garage. The goal is to put storage up there. As it is right now there are 2x10 x 20' yellow pine beams spaced 2' on center holding up the ceilin… read more
StructuralEng
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How much static weight will a W10"x15(lb/ft)x26 steel I-beam
How much static weight will a W10"x15(lb/ft)x26' steel I-beam support at one end of it, if that end is cantilevered 6 feet beyond a supporting column, (assuming the rest of the beam is solidly support… read more
StructuralEng
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I have 30x26 foot shop on top of my attached garage the rafters
I have 30'x26' foot shop on top of my attached garage the rafters are 2x4 the ridge beam is 1x8 the side walls are three ft. high with pony walls 4 ft. out from the walls supporting the rafters. Last … read more
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vgdlpc

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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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