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Need your help... What is the max span per the IRC for a
Hi..need your help... What is the max span per the IRC for a triple 2x8 girder beam for interior walls of a 2 story house...see attached picture..The load is for LR, AR..Is it 5.1 feet?… 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
consulting engineer
MS
1,276 satisfied customers
What is the maximum a double 2x10 girder beam can span
What is the maximum a double 2x10 girder beam can span between piers under a 2 story residential house? The girder beam supports the floor joists for the first floor that are 2x8's at 16 inches c-c. T… read more
walkereng
walkereng
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I want to build a square floating deck that is 24'x24' with
I want to build a square floating deck that is 24'x24' with a 12'x12' gazebo on top of one corner. I would like to keep it as low to the ground as possible so don't want to use lumber greater than 2x8… read more
walkereng
walkereng
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I need to find out the Post, Beam and Truss sizes for a
I need to find out the Post, Beam and Truss sizes for a patio roof that will be lean-to style. Attached on 2 sides (First is ledger, second is the side of the house along siding). 2 posts that will su… read more
walkereng
walkereng
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Can I span a 16ft 4in with 2x8 12in o.c. for a second story
can I span a 16ft 4in with 2x8 12in o.c. for a second story floor? … read more
walkereng
walkereng
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I have a 16x24 peir and beam floor there is 12 6x6 piers 30
I have a 16x24 peir and beam floor there is 12 6x6 piers 30 inches deep with a 2x8 beams down the center with 2x8 joist 16 inc centers I'm buying a wood planer that weighs 600 lbs with a foot print of… read more
walkereng
walkereng
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I am building a deck off the back of my house. It will be 10
I am building a deck off the back of my house. It will be 10 feet out from the house and about 45 feet long. I am planning on four concrete piers 14" x 36" inches deep spaced 15 feet apart. I am plann… read more
walkereng
walkereng
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Bachelor's Degree
5,336 satisfied customers
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
walkereng
walkereng
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I am rebuilding a 2nd story balcony/deck. It is connected to
I am rebuilding a 2nd story balcony/deck. It is connected to the house. I am needing to know if my beam size is correct. The span from post to post is 14'2.5". The joists will span 8'5' from house to … read more
StructuralEng
StructuralEng
Consultant
Bachelor's Degree
8,463 satisfied customers
I have a section of wall that needs to be replaced with a
I have a section of wall that needs to be replaced with a beam. It will measure out approximately 8 feet in run. It has 2x8 floor joists (actual dimension 1-3/4" x 7-3/4") on one side and 2x6 ceiling … read more
StructuralEng
StructuralEng
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Bachelor's Degree
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Because of a height restriction, I need an alternative to a
Because of a height restriction, I need an alternative to a (2) 2x10 beam to span 10 feet. (4) 2x8's maybe?… read more
walkereng
walkereng
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Bachelor's Degree
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I am using a beam made from a 1/2" piece of plywood
I am using a beam made from a 1/2" piece of plywood sandwiched between two 2 x 12's @ 15' in length in place of a wall that is load bearing. Is that length safe for this size beam?… read more
StructuralEng
StructuralEng
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Bachelor's Degree
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I'm trying to build a heavy duty bridge across a creek on my
Customer: Hi, I'm trying to build a heavy duty bridge across a creek on my property. I want to be able to drive my 7500 lb Bobcat track loader across the bridge. The span is about 10 ft across the cre… read more
StructuralEng
StructuralEng
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Bachelor's Degree
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I have a covered patio that currently has the support posts
Hello, I have a covered patio that currently has the support posts at 8'. The main support beam is 2 2x6's. the rafter span from the house to the post is 11'. The rafters are 24” on center. My questio… read more
StructuralEng
StructuralEng
Consultant
Bachelor's Degree
8,463 satisfied customers
I am adding an addition onto my elevated existing deck. The
I am adding an addition onto my elevated existing deck. The addition will be 9 feet long and 16 feet wide. I will be using the existing metal beam (approx 9x7 inches) of the existing deck. The span of… read more
walkereng
walkereng
Consultant
Bachelor's Degree
5,336 satisfied customers
Greetings. I am building close to ground (12" clearance) so
Greetings. I am building close to ground (12" clearance) so using treated lumber as directed by code. I would like to use 2x6's at 12" centers (for a floor that is 11' 8" inch span) instead of 2x8's a… read more
StructuralEng
StructuralEng
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Bachelor's Degree
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We want to span a 22 ft opening using a pine timber. The beam
We want to span a 22 ft opening using a pine timber. The beam will support a shed style roof with 2x8 rafters, 2x4 strapping and metal roofing. What size beam should we need?… read more
walkereng
walkereng
Consultant
Bachelor's Degree
5,336 satisfied customers
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