I am designing the foundation for a horizontal aboveground storage tank. It is supported by 2 saddles. My question is do I need to put a perimeter curtain wall down to frost, do I need to place well graded gravel down to frost or can I go with 18 inches of stone. Mat foundation is 12 inches...
What is the correct way to specify a bolting pattern to connect two wood members? If I want 2 rows top and bottom with each row spaced 12" apart and offset by 6" do I say 1/2" bolts 12" o.c. staggered" or do I say 1/2" bolts 6" o.c. staggered top and bottom? Sounds simple but have a lot of...
I was asked to analyze a series of floor joists that have multiple holes. The code does not address how many holes can be installed next to each other. In this case I think a minimum spacing of 4inches is required to prevent splitting. I am trying to find a reference regarding this concern...
looking for an old NER report from ICC (now ESRs). It is for a Georgia Pacific I-joist built around 1999. The label is GP Performance with the NER indicated as NER-OR357 or 397
If anyone has an old brochure, it would be greatly appreciated. They are 11-7/8 deep with 2x4 flanges
Thanks
looking for an old NER report from ICC (now ESRs). It is for a Georgia Pacific I-joist built around 1999. The label is GP Performance with the NER indicated as NER-OR357 or 397
If anyone has an old brochure, it would be greatly appreciated. They are 11-7/8 deep with 2x4 flanges...
New Jersey did not have a standard state code until 1976. I believe most engineers and architects Used BOCA. Trying to find pre 1978 BOCA codes or the codes you think were used.
Thanks,
Jim
looking for any information regarding Thomas Edison concrete houses. May need to analyze and make renovations and rehabilitate.
i believe there are railroad rails used
SJI has a procedure for analyzing point loads on bar joists. Can no longer find this. I have an existing 24H8 bar joist that I would like to support a sprinkler system from. Need to analyze for point loads.
Thanks for your help.
Trying to determine design data on these precast, prestressed hollow concrete planks. the building is pre 1954. The planks are 16" wide, 8" tall with a 2" concrete top. There are two 6" diameter holes and four rebars along the bottom. One on each end and two in the middle. See photos. They...
Need to determine what size my bar joist is. i have the Macomber Steel Joists 1968 manual with the cross sections. This is different from what I have. Does anyone have a catalog for 1963-64 ?
Thanks
Looking at a building constructed in Yonkers NY. Have plans dated 1930. Having a hard time determining what the steel is. Have the AISC Steel book of old sections. Any reference book or help with the following:
9C25; 9C20 1/2; 18W42.7;6I;9W9 sometimes the w looks like a "u" or an upside down...
Trying to evaluate a Rubble Foundation basement wall. The house was constructed in 1850. Wall looks like it was a dugout(stones placed against the earth). Wall was also underpinned. No information on that. Drainage concerns will be eliminated, but would like to provide some type of...
Looking at a structure I believe was built in the 1980s. The floor beams are wood I-joists with the designation " WI 33-9 1/2. I'm guessing they are an older Georgia-Pacific product. Does anyone have load tables? or do you recognize eh manufacturer. Thanks
Asked to look at a 4" square column in a single story store. Column supports a header is about 12' tall and out of plumb about3/4". This does not meet the l/500 criteria. Are there any other codes or analysis to determine if this is a concern. I'd like to try and leave it as is ,but need to...
I wa asked to prepare a repair for a steel column that was dented by a vehicle. Damage does not look bad, but a repair is required based on the client. I would prefer to not heat treat and bend back into shape. i am considering welding a plate over the dented section. Still need to excavate...
A new house is being constructed next to my client. They drove piles in the rain and crushed the pile tops. Piles were as close as 15' away. Reported damages consist of cracked concrete driveway and walkway. Both houses are on the water in a sandy location. Client's house is constructed on...
Looking at a house in which a new foundation was installed to raise the house out of the flood zone. Trying to determine if bond beams were installed. is there a difference that can be seen in a completed cmu wall. Also the wall is 35' long and 8'8" above grade. Shouldn't there be a pilaster...
Looking at a 2' x 4' suspended ceiling panel system placed as a soffit on the exterior of a building. Ceiling failed in high winds. It was obvious there were no uplift struts. Going to court and need to cite all codes discussing the requirements. I found ASTM c-635. i have the 2003 version. Has...
Looking at a 2' x 4' suspended ceiling panel system placed as a soffit on the exterior of a building. Ceiling failed in high winds. It was obvious there were no uplift struts. Going to court and need to cite all codes discussing the requirements. I found ASTM c-635. i have the 2003 version...
Performing a failure analysis on a brick and concrete arch roof to a root cellar. The arch is supported by steel I beam and end walls. The steel is exposed at top and flush with deck. Found a cross section in the old Carnegie Pocket companion but this shows clay. Need some information for a...
