Did I make a major mistake on my garage shelves?












4















I built garage shelves using Grip Rite construction screws (photo of box below). Only afterwards did I notice the statement about "non-structural" use.



Did I make a major mistake? Should I get some stronger screws to attach the beams to the posts?



FWIW, I also used wood glue (Titlebond II) to attach the shelves to the posts.



enter image description here



enter image description here










share|improve this question




















  • 2





    If I understand your photo right. the weight of the middle shelf is held by the shear strength of the screws and glue. I think you would have a strength improvement if you glued/screwed some additional struts so that the shelf was held up by longitudinal sections of wood (even small ones)

    – Douglas Held
    2 days ago











  • the glue will probably provide more shear strength to the joint than the screws would, but the screws can probably take ~100lbs shear each anyway.

    – Zac Faragher
    yesterday











  • It has king studs but it's missing its cripples : "held up by longitudinal sections of wood"

    – Mazura
    yesterday











  • I've built shelves the same way, it is plenty strong for what it is. You wouldn't want to build say a deck like this, thus the warning on the screws.

    – Greg H
    yesterday
















4















I built garage shelves using Grip Rite construction screws (photo of box below). Only afterwards did I notice the statement about "non-structural" use.



Did I make a major mistake? Should I get some stronger screws to attach the beams to the posts?



FWIW, I also used wood glue (Titlebond II) to attach the shelves to the posts.



enter image description here



enter image description here










share|improve this question




















  • 2





    If I understand your photo right. the weight of the middle shelf is held by the shear strength of the screws and glue. I think you would have a strength improvement if you glued/screwed some additional struts so that the shelf was held up by longitudinal sections of wood (even small ones)

    – Douglas Held
    2 days ago











  • the glue will probably provide more shear strength to the joint than the screws would, but the screws can probably take ~100lbs shear each anyway.

    – Zac Faragher
    yesterday











  • It has king studs but it's missing its cripples : "held up by longitudinal sections of wood"

    – Mazura
    yesterday











  • I've built shelves the same way, it is plenty strong for what it is. You wouldn't want to build say a deck like this, thus the warning on the screws.

    – Greg H
    yesterday














4












4








4








I built garage shelves using Grip Rite construction screws (photo of box below). Only afterwards did I notice the statement about "non-structural" use.



Did I make a major mistake? Should I get some stronger screws to attach the beams to the posts?



FWIW, I also used wood glue (Titlebond II) to attach the shelves to the posts.



enter image description here



enter image description here










share|improve this question
















I built garage shelves using Grip Rite construction screws (photo of box below). Only afterwards did I notice the statement about "non-structural" use.



Did I make a major mistake? Should I get some stronger screws to attach the beams to the posts?



FWIW, I also used wood glue (Titlebond II) to attach the shelves to the posts.



enter image description here



enter image description here







woodworking shelving






share|improve this question















share|improve this question













share|improve this question




share|improve this question








edited yesterday









David Richerby

1095




1095










asked 2 days ago









BillBill

23029




23029








  • 2





    If I understand your photo right. the weight of the middle shelf is held by the shear strength of the screws and glue. I think you would have a strength improvement if you glued/screwed some additional struts so that the shelf was held up by longitudinal sections of wood (even small ones)

    – Douglas Held
    2 days ago











  • the glue will probably provide more shear strength to the joint than the screws would, but the screws can probably take ~100lbs shear each anyway.

    – Zac Faragher
    yesterday











  • It has king studs but it's missing its cripples : "held up by longitudinal sections of wood"

    – Mazura
    yesterday











  • I've built shelves the same way, it is plenty strong for what it is. You wouldn't want to build say a deck like this, thus the warning on the screws.

    – Greg H
    yesterday














  • 2





    If I understand your photo right. the weight of the middle shelf is held by the shear strength of the screws and glue. I think you would have a strength improvement if you glued/screwed some additional struts so that the shelf was held up by longitudinal sections of wood (even small ones)

    – Douglas Held
    2 days ago











  • the glue will probably provide more shear strength to the joint than the screws would, but the screws can probably take ~100lbs shear each anyway.

    – Zac Faragher
    yesterday











  • It has king studs but it's missing its cripples : "held up by longitudinal sections of wood"

    – Mazura
    yesterday











  • I've built shelves the same way, it is plenty strong for what it is. You wouldn't want to build say a deck like this, thus the warning on the screws.

    – Greg H
    yesterday








2




2





If I understand your photo right. the weight of the middle shelf is held by the shear strength of the screws and glue. I think you would have a strength improvement if you glued/screwed some additional struts so that the shelf was held up by longitudinal sections of wood (even small ones)

– Douglas Held
2 days ago





If I understand your photo right. the weight of the middle shelf is held by the shear strength of the screws and glue. I think you would have a strength improvement if you glued/screwed some additional struts so that the shelf was held up by longitudinal sections of wood (even small ones)

– Douglas Held
2 days ago













the glue will probably provide more shear strength to the joint than the screws would, but the screws can probably take ~100lbs shear each anyway.

– Zac Faragher
yesterday





the glue will probably provide more shear strength to the joint than the screws would, but the screws can probably take ~100lbs shear each anyway.

– Zac Faragher
yesterday













It has king studs but it's missing its cripples : "held up by longitudinal sections of wood"

– Mazura
yesterday





It has king studs but it's missing its cripples : "held up by longitudinal sections of wood"

– Mazura
yesterday













I've built shelves the same way, it is plenty strong for what it is. You wouldn't want to build say a deck like this, thus the warning on the screws.

– Greg H
yesterday





I've built shelves the same way, it is plenty strong for what it is. You wouldn't want to build say a deck like this, thus the warning on the screws.

– Greg H
yesterday










4 Answers
4






active

oldest

votes


















17














"Structural" applies to load-bearing walls and the like. I think you're safe. From what i can tell in the picture, unless you're storing engine blocks on them, you should be fine.






share|improve this answer








New contributor




Solz is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.




























    9














    I think generally, shelves are non-structural. Structural use is building a house.



    Although I bet those 2 could use your good-looking shelves as a sweet fort structure! That doesn't count.



    My idea: let those 2 paint the shelves. They go to the paint store and each one picks his / her color. The boy gets the vertical pieces. Then when those dry, the girl gets the big flat areas. You can turn it sideways for her turn. Whenever they see those shelves as they grow up, they will be the shelves they painted.






    share|improve this answer



















    • 2





      Nice idea about the painting, I love it :-)

      – Michaël Polla
      2 days ago






    • 2





      Great idea! Thanks for the suggestion. :)

      – Bill
      2 days ago






    • 3





      Well I guess we know what Tom Sawyer's account name is now.

      – Dan Neely
      2 days ago



















    1















    Did I make a major mistake?




    No, non-structural screws are suitable for the shelves in the photo. 2×4s and wood screws support millions of shelves in garages around the world.




    Should I get some stronger screws to attach the beams to the posts?




    Only if you're paranoid, or there'll be extra-heavy stuff. Based on this calculator and some conservative assumptions, each screw will support 50 pounds after the glue fails.



    Your confusion comes from engineers having a more specific definition of "structure" than anyone else. To an engineer, "structural" means it supports loads as dictated by the relevant building code. Shelves also have loads, but nobody regulates the design of your homemade shelving.






    share|improve this answer































      0














      Why risk it? Usually shelves get over stacked with time. So reinforce them now to avoid possible crashes in the future. Do it right the first time.






      share|improve this answer








      New contributor




      user95656 is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.




















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        4 Answers
        4






        active

        oldest

        votes








        4 Answers
        4






        active

        oldest

        votes









        active

        oldest

        votes






        active

        oldest

        votes









        17














        "Structural" applies to load-bearing walls and the like. I think you're safe. From what i can tell in the picture, unless you're storing engine blocks on them, you should be fine.






        share|improve this answer








        New contributor




        Solz is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
        Check out our Code of Conduct.

























          17














          "Structural" applies to load-bearing walls and the like. I think you're safe. From what i can tell in the picture, unless you're storing engine blocks on them, you should be fine.






          share|improve this answer








          New contributor




          Solz is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
          Check out our Code of Conduct.























            17












            17








            17







            "Structural" applies to load-bearing walls and the like. I think you're safe. From what i can tell in the picture, unless you're storing engine blocks on them, you should be fine.






            share|improve this answer








            New contributor




            Solz is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
            Check out our Code of Conduct.










            "Structural" applies to load-bearing walls and the like. I think you're safe. From what i can tell in the picture, unless you're storing engine blocks on them, you should be fine.







            share|improve this answer








            New contributor




            Solz is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
            Check out our Code of Conduct.









            share|improve this answer



            share|improve this answer






            New contributor




            Solz is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
            Check out our Code of Conduct.









            answered 2 days ago









            SolzSolz

            3243




            3243




            New contributor




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            New contributor





            Solz is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
            Check out our Code of Conduct.






            Solz is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
            Check out our Code of Conduct.

























                9














                I think generally, shelves are non-structural. Structural use is building a house.



                Although I bet those 2 could use your good-looking shelves as a sweet fort structure! That doesn't count.



                My idea: let those 2 paint the shelves. They go to the paint store and each one picks his / her color. The boy gets the vertical pieces. Then when those dry, the girl gets the big flat areas. You can turn it sideways for her turn. Whenever they see those shelves as they grow up, they will be the shelves they painted.






                share|improve this answer



















                • 2





                  Nice idea about the painting, I love it :-)

                  – Michaël Polla
                  2 days ago






                • 2





                  Great idea! Thanks for the suggestion. :)

                  – Bill
                  2 days ago






                • 3





                  Well I guess we know what Tom Sawyer's account name is now.

                  – Dan Neely
                  2 days ago
















                9














                I think generally, shelves are non-structural. Structural use is building a house.



                Although I bet those 2 could use your good-looking shelves as a sweet fort structure! That doesn't count.



                My idea: let those 2 paint the shelves. They go to the paint store and each one picks his / her color. The boy gets the vertical pieces. Then when those dry, the girl gets the big flat areas. You can turn it sideways for her turn. Whenever they see those shelves as they grow up, they will be the shelves they painted.






                share|improve this answer



















                • 2





                  Nice idea about the painting, I love it :-)

                  – Michaël Polla
                  2 days ago






                • 2





                  Great idea! Thanks for the suggestion. :)

                  – Bill
                  2 days ago






                • 3





                  Well I guess we know what Tom Sawyer's account name is now.

                  – Dan Neely
                  2 days ago














                9












                9








                9







                I think generally, shelves are non-structural. Structural use is building a house.



                Although I bet those 2 could use your good-looking shelves as a sweet fort structure! That doesn't count.



                My idea: let those 2 paint the shelves. They go to the paint store and each one picks his / her color. The boy gets the vertical pieces. Then when those dry, the girl gets the big flat areas. You can turn it sideways for her turn. Whenever they see those shelves as they grow up, they will be the shelves they painted.






                share|improve this answer













                I think generally, shelves are non-structural. Structural use is building a house.



                Although I bet those 2 could use your good-looking shelves as a sweet fort structure! That doesn't count.



                My idea: let those 2 paint the shelves. They go to the paint store and each one picks his / her color. The boy gets the vertical pieces. Then when those dry, the girl gets the big flat areas. You can turn it sideways for her turn. Whenever they see those shelves as they grow up, they will be the shelves they painted.







                share|improve this answer












                share|improve this answer



                share|improve this answer










                answered 2 days ago









                WillkWillk

                2264




                2264








                • 2





                  Nice idea about the painting, I love it :-)

                  – Michaël Polla
                  2 days ago






                • 2





                  Great idea! Thanks for the suggestion. :)

                  – Bill
                  2 days ago






                • 3





                  Well I guess we know what Tom Sawyer's account name is now.

                  – Dan Neely
                  2 days ago














                • 2





                  Nice idea about the painting, I love it :-)

                  – Michaël Polla
                  2 days ago






                • 2





                  Great idea! Thanks for the suggestion. :)

                  – Bill
                  2 days ago






                • 3





                  Well I guess we know what Tom Sawyer's account name is now.

                  – Dan Neely
                  2 days ago








                2




                2





                Nice idea about the painting, I love it :-)

                – Michaël Polla
                2 days ago





                Nice idea about the painting, I love it :-)

                – Michaël Polla
                2 days ago




                2




                2





                Great idea! Thanks for the suggestion. :)

                – Bill
                2 days ago





                Great idea! Thanks for the suggestion. :)

                – Bill
                2 days ago




                3




                3





                Well I guess we know what Tom Sawyer's account name is now.

                – Dan Neely
                2 days ago





                Well I guess we know what Tom Sawyer's account name is now.

                – Dan Neely
                2 days ago











                1















                Did I make a major mistake?




                No, non-structural screws are suitable for the shelves in the photo. 2×4s and wood screws support millions of shelves in garages around the world.




                Should I get some stronger screws to attach the beams to the posts?




                Only if you're paranoid, or there'll be extra-heavy stuff. Based on this calculator and some conservative assumptions, each screw will support 50 pounds after the glue fails.



                Your confusion comes from engineers having a more specific definition of "structure" than anyone else. To an engineer, "structural" means it supports loads as dictated by the relevant building code. Shelves also have loads, but nobody regulates the design of your homemade shelving.






                share|improve this answer




























                  1















                  Did I make a major mistake?




                  No, non-structural screws are suitable for the shelves in the photo. 2×4s and wood screws support millions of shelves in garages around the world.




                  Should I get some stronger screws to attach the beams to the posts?




                  Only if you're paranoid, or there'll be extra-heavy stuff. Based on this calculator and some conservative assumptions, each screw will support 50 pounds after the glue fails.



                  Your confusion comes from engineers having a more specific definition of "structure" than anyone else. To an engineer, "structural" means it supports loads as dictated by the relevant building code. Shelves also have loads, but nobody regulates the design of your homemade shelving.






                  share|improve this answer


























                    1












                    1








                    1








                    Did I make a major mistake?




                    No, non-structural screws are suitable for the shelves in the photo. 2×4s and wood screws support millions of shelves in garages around the world.




                    Should I get some stronger screws to attach the beams to the posts?




                    Only if you're paranoid, or there'll be extra-heavy stuff. Based on this calculator and some conservative assumptions, each screw will support 50 pounds after the glue fails.



                    Your confusion comes from engineers having a more specific definition of "structure" than anyone else. To an engineer, "structural" means it supports loads as dictated by the relevant building code. Shelves also have loads, but nobody regulates the design of your homemade shelving.






                    share|improve this answer














                    Did I make a major mistake?




                    No, non-structural screws are suitable for the shelves in the photo. 2×4s and wood screws support millions of shelves in garages around the world.




                    Should I get some stronger screws to attach the beams to the posts?




                    Only if you're paranoid, or there'll be extra-heavy stuff. Based on this calculator and some conservative assumptions, each screw will support 50 pounds after the glue fails.



                    Your confusion comes from engineers having a more specific definition of "structure" than anyone else. To an engineer, "structural" means it supports loads as dictated by the relevant building code. Shelves also have loads, but nobody regulates the design of your homemade shelving.







                    share|improve this answer












                    share|improve this answer



                    share|improve this answer










                    answered 21 hours ago









                    Spencer JoplinSpencer Joplin

                    32328




                    32328























                        0














                        Why risk it? Usually shelves get over stacked with time. So reinforce them now to avoid possible crashes in the future. Do it right the first time.






                        share|improve this answer








                        New contributor




                        user95656 is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
                        Check out our Code of Conduct.

























                          0














                          Why risk it? Usually shelves get over stacked with time. So reinforce them now to avoid possible crashes in the future. Do it right the first time.






                          share|improve this answer








                          New contributor




                          user95656 is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
                          Check out our Code of Conduct.























                            0












                            0








                            0







                            Why risk it? Usually shelves get over stacked with time. So reinforce them now to avoid possible crashes in the future. Do it right the first time.






                            share|improve this answer








                            New contributor




                            user95656 is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
                            Check out our Code of Conduct.










                            Why risk it? Usually shelves get over stacked with time. So reinforce them now to avoid possible crashes in the future. Do it right the first time.







                            share|improve this answer








                            New contributor




                            user95656 is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
                            Check out our Code of Conduct.









                            share|improve this answer



                            share|improve this answer






                            New contributor




                            user95656 is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
                            Check out our Code of Conduct.









                            answered yesterday









                            user95656user95656

                            1




                            1




                            New contributor




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                            New contributor





                            user95656 is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
                            Check out our Code of Conduct.






                            user95656 is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
                            Check out our Code of Conduct.






























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