A contractor placed a 3" schedule 40 NEMA pipe in a column for the drainage system. The specs call for ASTM D1785. Will this be a problem? What concerns would the client have with this type of error?
In a soil nail wall construction, the contractor placed the nail at the bottom of the excavated lift, then placed rebar and shotcrete, then excavated. The result is three nails do not have the shotcrete centered around the soil nails. Is the tributary area critical in this first layer of wall...
JAE,
Thank you for your insights.
1. Yes, there is a strut to the interior wall from the roof framing. This I can temporarily remove after adding two struts from a member secured to the 2X6 ceiling joists on both sides of the strut.
2. Thanks for pointing out the unbraced length. I will...
I wish to eliminate a wall separating two 20' X 18' rooms in a conventionally framed house. The wall supports 2 X 6 X 18' timber joists which carry the ceiling drywall and ceiling fan.
To avoid falsework, and to hide the beam, I would like to add a beam in the attic above the 2 X 6's and place...
I agree with Ingenuity. A realtor recently asked me to design some additions and a replacement of a roof on her house. My fee was 5 % of the estimated construction cost. The realtor immediately went into sticker shock. She couldn't believe it would cost so much. I explained to her all I...
Thank you for the help, Qshake. I looked into the FEMA and NEHRP websites and couldn't find info on publications specific to my needs. I did get the SEAOC Blue Book and it is very helpful, but what I really need is a specific design example. I looked into the SMACNA for loads on suspended...
Thank you for helping me with the previous thread. Now I have a situation with a conveyor belt system supported overhead from the roof joists of a warehouse. I know the forces on this will come from the roof, but how do I treat the swinging action on the conveyor.
I cannot brace it against...
I am designing the anchor bolts for a few large peices of equipment for a bakery in Zone 4. What load do I place on the equipment? Is it just the seismic design base shear due to the weight of the equipment, or is the building base shear applied?
Also, can I use friction between the...
