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I need to know if these beams can span close to 20 feet for
Customer: I need to know if these beams can span close to 20 feet for patio cover? Wood I am considering: #1) 8” x 16” Alaskan Yellow Cedar (1st choice) #2) 8” x 16” Bald Cypress (2nd choice) #3) 5-1/… read more
walkereng
walkereng
Consultant
Bachelor's Degree
4,728 satisfied customers
Im trying to figure out a beam length. I have a shed, 24;
i have a shed, 24; wide by 16" deep 1 story, i want to use 2x8 rafters and an LVL ridge beam … read more
PaulP324
PaulP324
consulting engineer
MS
564 satisfied customers
Im trying to design the rafters for an addition im building,
Im trying to design the rafters for an addition im building, the building is 27 feet wide, so we figure the rafters need to span 18 feet each. Id like to have a 6 foot rise i,e. about 6 feet in the at… read more
PaulP324
PaulP324
consulting engineer
MS
564 satisfied customers
I want to build rafters using red cedar 4 x 4 x12'.over a
i want to build rafters using red cedar 4 x 4 x12'.over a patio with of building is 17Ft any suggestions wanting to use cedar for the look … read more
PaulH471
PaulH471
Construction Manager
Associate Degree
46 satisfied customers
Need structural engineering assistance. Need assistance
Need assistance determining ridge beam type and size and rafters. Looking to rebuild a patio that was a hipped roof converting to a gable roof. 3.5/12 pitch. Beam will be tied into house. 27' wide by 16' 1" to sheathing. Will be tied into house (2x4). … read more
PaulP324
PaulP324
consulting engineer
MS
564 satisfied customers
Will a 4x12 be able to span 17'6" carrying a roof load,
Will a 4x12 be able to span 17'6" carrying a roof load, (5/12 pitch, 4x6 rafters 24"oc, asphalt shingles for a patio cover 12'x18') … read more
walkereng
walkereng
Consultant
Bachelor's Degree
4,728 satisfied customers
I have a triple 1-3/4" x 11-7/8" Metsawood brand Kerto LVL
I have a triple 1-3/4" x 11-7/8" Metsawood brand Kerto LVL beam spanning 21 feet inside to inside from 3'' bearing inside a wall on a house to 5-1/2" bearing on a 6x6 treated lumber post. The beam is … read more
StructuralEng
StructuralEng
Consultant
Bachelor's Degree
8,463 satisfied customers
I have existing 19'-10" W x 36'- 0" L shop garage building.
I have existing 19'-10" W x 36'- 0" L shop garage building. I currently has a single slope roof using wood joists, 3/4" wood plan sheathing, and 5-vcrimp metal roof. What is there now is in very poor … read more
StructuralEng
StructuralEng
Consultant
Bachelor's Degree
8,463 satisfied customers
Size LVL's: 20 ft clear span garage addition; Lvl will carry
Size LVL's : 20 ft clear span garage addition; Lvl will carry gable end of the addition . 20 ft gable truss, 10/12 pitch with 1 ft OH on each end, 1/2 OSB sheathing with 15 1b felt & asphalt shingles … read more
StructuralEng
StructuralEng
Consultant
Bachelor's Degree
8,463 satisfied customers
I am building a sunroom attached to my home. 12' by 20' in
I am building a sunroom attached to my home. 12' by 20' in northern Indiana. I would like to have a cathedral ceiling using rafter hangers and a ridge beam spanning the 20' length. What size lvl shoul… read more
StructuralEng
StructuralEng
Consultant
Bachelor's Degree
8,463 satisfied customers
35 ft beam 2 poles at end and 2 poles at 10 and 20ft for
35 ft beam 2 poles at end and 2 poles at 10 and 20ft for total of 4 pole connections. open ceiling with 2x6x12 at 16in oc, osb decking then metal roof … read more
StructuralEng
StructuralEng
Consultant
Bachelor's Degree
8,463 satisfied customers
I am having a great room built with open ceiling. the
I am having a great room built with open ceiling. the overall dimensions are 22 ft wide by 36 feet long; 4 foot overhand on one gable end and standard 1 foot at other gable. the roof rafters will cons… read more
StructuralEng
StructuralEng
Consultant
Bachelor's Degree
8,463 satisfied customers
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
Consultant
Bachelor's Degree
8,463 satisfied customers
I will be constructing a24' x 40' pole barn. I am using
I will be constructing a24' x 40' pole barn. I am using 3-ply 2x6 laminated posts spaced 8' OC with trusses sitting on a truss carrier 4' OC / 24' span plus 1' overhang. The structure will have a 10' … read more
StructuralEng
StructuralEng
Consultant
Bachelor's Degree
8,463 satisfied customers
I am constructing a building app. 24' long by 30' wide with
I am constructing a building app. 24' long by 30' wide with a rafter beam spanning the 24' length and rafters 16'. I sandwiched 4 ply thick 2 by 10's yellow pine to make the beam. My problem is I'm ge… read more
StructuralEng
StructuralEng
Consultant
Bachelor's Degree
8,463 satisfied customers
I want to build a patio cover off the back of my garage. I
I want to build a patio cover off the back of my garage. I live in NJ and get decent snowfalls during the winter. I want to build a low slope gable end using 2x6 rafters spanning roughly 10 ft and use… read more
StructuralEng
StructuralEng
Consultant
Bachelor's Degree
8,463 satisfied customers
I just finished building a low level deck and now want to build
I just finished building a low level deck and now want to build a gabled roof over the left half of it (17X16). The roof will extend out 90 degrees to the house as in the attached pic. The small shed … read more
walkereng
walkereng
Consultant
Bachelor's Degree
4,728 satisfied customers
I am building a car port with a full (ashalt shingled) gable
I am building a car port with a full (ashalt shingled) gable roof with the gable facing the car entry. The car entry opening is 25 feet from post to post. I need to know what size header beam to use f… read more
StructuralEng
StructuralEng
Consultant
Bachelor's Degree
8,463 satisfied customers
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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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