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I have a room that is 24ft x18.9 ft what size ridge beam
I have a room that is 24ft x18.9 ft what size ridge beam should I use down the center to hang my rafters and what size rafter should I use? … read more
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Raising the roof of a second floor gable dormer to enlarge a
Hi. Raising the roof of a second floor gable dormer to enlarge a room and need help sizing a rafter member. One sidewall of the new dormer can be supported by first floor partition wall below that goe… read more
walkereng
walkereng
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1 1/2 story house. Wanting to remove knee wall to increase
1 1/2 story house. Wanting to remove knee wall to increase size of bedroom. The knee wall studs (2x4) are sitting (attached) to the floor joist (2x6) and the roof rafters (2x6) They (joist and rafters… read more
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I have a decorative dormer on the roof of my garage. I'm
Ok I have a decorative dormer on the roof of my garage. I'm converting the attic space to a storage room since it has 2x8 joists. The rafters were never cut to put in the dormer, it simply has a 2x8 f… read more
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We are removing a 16'6” load bearing wall in a 100yr old
We are removing a 16'6” load bearing wall in a 100yr old house, and need to know what sized beam to install. The wall runs parallel with the ridge is currently supporting 2x4 ceiling joists only; the … read more
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My house is 28 ft x 60 ft. Near the center of house is a
My house is 28 ft x 60 ft long. Near the center of house is a kitchen that is 12ftx16ft, with a load bearing wall between it and living room. The living room is 16ft x 16 ft. Between the two rooms is … read more
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Q1- Beam 1 runs north south If I increased span to 20 ft
Q1- Beam 1 runs north south If I increased span to 20 ft what would the required beam size be using lvl 2.0e? Beam will run north/south. The first six ft on north end supports 12 ft on west side to ex… read more
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My house has a roof made of 2x4 rafters 24" on center. No
My house has a roof made of 2x4 rafters 24" on center. No other collars or bracing. Span is 22 ft and the attic floor is 2x8's on 24 " centers. I want to strengthen the roof as we get a lot of snow so… read more
StructuralEng
StructuralEng
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I have a garage with a ceiling that I would like to remove
I have a garage with a ceiling that I would like to remove to expose a lofted or cathedral ceiling in it. I am not sure if I need to add a beam or rafter ties to make sure it is properly supported. Ga… read more
walkereng
walkereng
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I just found this and figured I would ask if anyone could
Hi, i just found this and figured I would ask if anyone could help me choose a headder. i am widening my garage door from 10 ft to 11. i need to put in a new headder. I have 2 2×10s with insert now wi… read more
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I am building a pavilion cover over a deck. I want to use
I am building a pavilion cover over a wood deck. I want to use cedar wood for the post, beams, and rafters. The post would be 8x8, the rafters 2x10 or 2x12 on 24" centers. The beams would span 14' on … read more
StructuralEng
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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StructuralEng
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My question is concerning replacement of a somewhat load
my question is concerning replacement of a somewhat load bearing wall, with a beam in the attic on top of the joists The house is a pretty plain Ranch 1950s, 1500 sq feet, stick built, with a crawl sp… read more
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StructuralEng
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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
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I need a steel beam to span 14' 10". The beam needs to be inside
I need a steel beam to span 14' 10". The beam needs to be inside an existing ceiling made of 2x8 joists spaced at 16" on center. The beam would run between two joists from an exterior wall to the cent… read more
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StructuralEng
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i want to put 24 foot dormer across rear of garage. existing
i want to put 24 foot dormer across rear of garage. existing slope is 6/12. garage depth is 26'. new roof (shed type) slope would be 3/12. what size lvl beam for ridge?… read more
StructuralEng
StructuralEng
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I would like to build two 6 ft. wide dormers on an existing
I would like to build two 6 ft. wide dormers on an existing 28' wide cape cod style house. The existing roof structure is 2x6 rafters at 16" o.c. with a 2x10 ridge board and 2x6 ceiling joists/collar … read more
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StructuralEng
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I have a house that is now a two and a half story structure
I have a house that is now a two and a half story structure (basically configured as a Cape Cod structure). The roof trusses have a 2X8 top chord and a 2X10 bottom chord. The pitch is 10/12. The truss… read more
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StructuralEng
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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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