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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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I designing a detached ADU for my backyard, and am trying to
I designing a detached ADU for my backyard, and am trying to figure out the floor framing for the main room which is 14' 9" x 18' 3". According to my code book, I would need to use 2x10s for the floor… read more
walkereng
walkereng
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Look at this house...the main beams in the crawl space are
Hi.. look at this house...the main beams in the crawl space are equally spaced under the house at 9.5 feet sitting on piers at every 5 feet for the 40 ft length of the house...The two main load bearin… read more
walkereng
walkereng
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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
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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
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I have a 2 story house with 3 double 2x10 main beams
I have a 2 story house with 3 double 2x10 main beams supporting 2x8 floor joists. I have a couple of pictures I can send. The main load bearing wall runs perpendicular to the main beams and under this… read more
PaulP324
PaulP324
consulting engineer
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Removing a 14 foot span of load bearing wall that is down
Removing a 14 foot span of load bearing wall that is down the center of my house. The bottom plate of the existing wall falls on top of the existing floor joist overlap and the foundation piers. The w… read more
PaulP324
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I am building a double outhouse and storage closet,
Hi! I am building a double outhouse and storage closet, basically 3 4'x4' rooms, on a 16'x8' deck. I am planning on using PT 4x6's on pre-cast pier blocks for the foundation. My question is: how far c… read more
walkereng
walkereng
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I would like to add an additional beam to try and address
I would like to add an additional beam to try and address some deflection and bounce in my old floors which are supported by 2x8 joists spanning 12 feet from the center beam to the foundation wall Alt… read more
walkereng
walkereng
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I am trying to find the uniform load capacity for a 6"x4" I
I am trying to find the uniform load capacity for a 6"x4" I beam that is 3/16" thick. I would like to use it as a beam to support 2x8 floor joists at mid span. To be very cautious, the beam would have… read more
walkereng
walkereng
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I have a 1960s 1 story cottage that has a sagging floor. It
Hi. I have a 1960s 1 story cottage that has a sagging floor. It is approx. 40' wide by 26' deep. 2x8 joist 16” … read more
StructuralEng
StructuralEng
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We are planning to build a 24'x24' pole barn with hay
We are planning to build a 24'x24' pole barn with hay storage above (50 psf live load) using 2x10 SPF on 16" centers . our plan is 12' pole spacing with a built-up spf flush framed center girder. My q… read more
StructuralEng
StructuralEng
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I have an old home I'm repairing foundation. Its built in
Its built in 1919, needing to know how far I can span 2x10 Southern pine … read more
walkereng
walkereng
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I'm currently doing research for a diy renovation. I live in
I'm currently doing research for a diy renovation. I live in a 2 story colonial style home in the Philadelphia area with a finished basement and a previous 2 story addition resting above a crawl space… read more
StructuralEng
StructuralEng
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I'm doing a kitchen renovation and I'm interested in
I'm doing a kitchen renovation and I'm interested in installing a quartz counter top. I'm worried that the floor won't hold it though. … read more
walkereng
walkereng
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What is the maximum span for a beam made of two southern
what is the maximum span for a beam made of two southern pine #2 2x8's under a two story camp ?… read more
walkereng
walkereng
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I am designing additions to an 1840 home in Virginia. The
I am designing additions to an 1840 home in Virginia. The bedroom add on is 16 by 16: What do you recommend I use for floor joists and should they be supported by a pier and sleeper beam? Likewise, sh… read more
StructuralEng
StructuralEng
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Bachelor's Degree
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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
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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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