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Looking to span 48 feet with timber, to support 30k with a
Looking to span 48 feet with timber, to support 30k with a wheel base of 35 feet (1 ton truck and trailer). I have large douglas fir trees and a mill … read more
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I'm replacing an existing deck that was built on 16 pyramid
I'm replacing an existing deck that was built on 16 pyramid concrete blocks. I've dug 2 ft by 2ft by 8 inch pads and poured concrete. I put concrete blocks on that and then 4x4 pressure-treated wood p… read more
StructuralEng
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What is the load bearing strength of a 12 foot presure
What is the load bearing strength of a 12 foot presure treated douglas FIr 4x6? … read more
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I am trying to find the load on a 12" tall x 8' wide
I am trying to find the load on a 12" tall x 8' wide x19'6''long sp. an supported on each end with 4wide flange beams separated on a bridge structure approx. 4 ' apart. Can you help me with what load … read more
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What size glulam would be needed to span 16' for a 40,000
what size glulam would be needed to span 16' for a 40,000 moving load … read more
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How much weight would a 5-1/2 x 5-1/2 pressure treated beam
how much weight would a 5-1/2 x 5-1/2 pressure treated beam support at 12 foot span? … read more
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I have a horse corral made of 1 5/8 pipe panels, called a 4
I have a horse corral made of 1 5/8 pipe panels, called a 4 rail (4 horizontal rails on each pannel). … read more
StructuralEng
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What is the vehicle load capacity on a bridge with qty 3
What is the vehicle load capacity on a bridge with qty 3 I-Beams spaced 3 feet apart on a one lane bridge. Each Beam is 10" x 10" with 1/2" thickness top and bottom, center section is 3/8" thickness s… read more
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I need to estimate the capacity of a bridge constructed with
I need to estimate the capacity of a bridge constructed with wood on top of two steel I-beams that are a little over 18 inches deep and a about 9 inches wide. The span is about 20 feet. The wood deck … read more
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I have 3 w24x84 I beams that are 39 feet that I plan to use
I have 3 w24x84 I beams that are 39 feet long that I plan to use to build a bridge. How much weight will they hold?… read more
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I want to cantilever a 1:12 roof 6'. The structure would be on an exi
Hi, I want to cantilever a 1:12 roof for about 6'. The structure would be on an existing light concrete deck supported by 4x10 beams. The existing roof has a 26" overhang. I wonder if I can attach a b… read more
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We had a support wash out and the middle section of a bridge
We had a support wash out and the middle section of a bridge collapsed since support tipped over into creek. Only lost one concrete support. The bridge consisted of a 30ft and a 15 ft span. One of the… read more
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My name is XXXXX XXXXX I have a garage that has a workshop below
I have a garage that has a workshop below the floor of the garage that is constructed with a 4 ply 2X10 douglas fir beam, three 6X6 wood posts 8 ft apart on concrete footings. The floor is constructed… read more
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WHAT IS THE VERTICAL LOAD LIMIT FOR AN I BEAM BRIDGE WITH TWO
WHAT IS THE VERTICAL LOAD LIMIT FOR AN I BEAM BRIDGE WITH TWO BEAMS 28 INCHES HIGH WITH 12 INCH FLANGES. BEAM THICKNESS APPROX. TWO INCHES.… read more
walkereng
walkereng
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I need to build a residential wood-top bridge to span a small
I need to build a residential wood-top bridge to span a small stream. The bridge will be one lane, leading from a driveway to a parking spot and needs to support a car/single axle delivery truck. The … read more
walkereng
walkereng
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to make a creek crossing spanning 18 to 20 feet across what
to make a creek crossing spanning 18 to 20 feet across what size would the douglas fir timbers have to be say to hold 10000 lbs… read more
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StructuralEng
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hello I am spaning a ditch 40 feet and am going to use 6 I
hello I am spaning a ditch 40 feet and am going to use 6 I beams 14 inches tall by 8 inches wide, center rib is half inch. will it carry the weight of semi traffic. this for my home, xxxxx… read more
walkereng
walkereng
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In general terms: with a simple I beam vehicle bridge 40 ft.
In general terms: with a simple I beam vehicle bridge 40 ft. long x 10 ft. wide supported at each end on Concrete with a wood Deck carrying max load of single axle dump truck GVW of 33000 lbs., how de… read more
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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