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Building a 12x 18 deck on the back of the house at ground
Building a 12x 18 deck on the back of the house at ground level (36 inches)...Can I use 2x8's for the framing? Or do I need 2x10 or 2x12? I will be attaching to house with ledger board and supporting … read more
walkereng
walkereng
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Do you have structural engineer that can give a general
Do you have structural engineer that can give a general opinion on the load capacity of an as built deck?… read more
PaulP324
PaulP324
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I'm started replacing my deck, I'm using 2x10 joist and
Good morning, I'm started replacing my deck, I'm using 2x10 joist and 7-6x6 post. the top deck Floring will have composite material. I set posts at 7 ½ “ distance from each other and at 12' feet dista… read more
PaulP324
PaulP324
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What are the exact amounts of cantilever I can get away with
What are the exact amounts of cantilever I can get away with past the piers on the two locations noted in the diagram according to residential code. This is for a deck. Please provide exact footage.… read more
walkereng
walkereng
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What is the maximum cantilever allowed over a pier footing
what is the maximum cantilever allowed over a pier footing for three 2x10 beam spanning 18 ft?… read more
PaulP324
PaulP324
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I wish to build a deck 36 feet long 16 feet wide framed with
I wish to build a deck 36 feet long 16 feet wide framed with W8X10 beams. There will be a 3 ft foot cantilever along one 36 foot side. The deck joist will be 12 ga 8 inch CEE 2 1/2 inch flange on 16 i… read more
StructuralEng
StructuralEng
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Two 20 foot W12x26, cantilevered 15' over water 12 feet
Two 20 foot W12x26, cantilevered 15' over water 12 feet apart with 2x6 treated planks At the land end about 6ft from bulkhead and 3'-6" below grade, concrete pad 5'x5'x3' deep supporting uplift forceB… read more
StructuralEng
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I'm looking to build a deck support beam: ----------- Deck
I'm looking to build a deck support beam: ----------- … read more
StructuralEng
StructuralEng
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I have a spa that will add 100 psf to my deck. The deck is
I have a spa that will add 100 psf to my deck. The deck is attached to the house (2x10 bolted to house with metal hangers for joists). Joists are 2x10 16" oc sitting on a 12x6 beam held up by 3 6x6 po… read more
StructuralEng
StructuralEng
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Building a deck. panning to run the jost parrell to the
panning to run the jost parrell to the house id like flush beams and use as few support legs as possibel … read more
StructuralEng
StructuralEng
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What is the maximum span interior wall cut-out which is now
What is the maximum span for an interior wall cut-out which is now vertical 2x6s with 16" spacing in order to make an opening. Of course, I would use multiple 2x6s for the 2 posts and multiple 2x10s h… read more
StructuralEng
StructuralEng
Consultant
Bachelor's Degree
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I am trying to determine the weight capacity of my outdoor
I am trying to determine the weight capacity of my outdoor deck for a hot tub. Tub = 7.5'x7'= 52sqft 6500lb loaded and people Deck = 10ft joist span + 2ft cantilever 2x10x12 joist, 16" o.c. 4x4 post s… read more
StructuralEng
StructuralEng
Consultant
Bachelor's Degree
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Hello, I am interested in putting a hot tub on my deck. My
Hello, I am interested in putting a hot tub on my deck. My current deck is as follows: 16x8 freestanding deck. It's built on 1ftx1ft concrete piers. There is 28 piers, 4 piers for each joist. There ar… read more
StructuralEng
StructuralEng
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I have a wood deck that sits 11 feet above ground. I have
I have a wood deck that sits 11 feet above ground. I have 10 6x6 PT posts with a support beam of (3) 2x12 at the middle point of the deck which is 8 feet wide by 20 feet long. The (3) 2x12 support bea… read more
walkereng
walkereng
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Deck built with 2x8 pressure treated joists, 16 OC. These
Deck built with 2x8 pressure treated joists, 16 OC. These joists sit upon two 2x10 doubled girders on both ends. The joists are cantilevered 2 feet on both sides of the girders. Deck is not more than … read more
StructuralEng
StructuralEng
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building a deck platform to support hot tub. 8000lb live load,
building a deck platform to support hot tub. 8000lb live load, 49 sq ft hot tub (7X7), ~160 psf live load plus 20 psf dead load. thinking of having 3 beams underneath hot tub, double 2X12 southern pin… read more
StructuralEng
StructuralEng
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Bachelor's Degree
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I have an existing 2nd floor 12 X 20 deck i want to convert
I have an existing 2nd floor 12 X 20 deck i want to convert to a room addition. the existing deck is attached to the home structure along the long side of the rectangle (existing deck framing is 2 x 1… read more
StructuralEng
StructuralEng
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Bachelor's Degree
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I am constructing a deck. The deck is @ 16' (distance
Hi: I am constructing a deck. The deck is @ 16' long (distance parallel to house) x 10' wide (distance out from house). All structural lumber is pressure treated, all fasteners are galvanized. The led… 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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