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Thank you. Do we need walls at the saddle or can we just add more rebar in the mat? Do you have a sketch?

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...

Thanks

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...

Thanks this document was helpful

Additional Photo with dimensionshttps://files.engineering.com/getfile.aspx?folder=12e205a9-9d16-4fe9-8ba6-75933491fba7&file=picture_2.png

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

Thank you for the quick response.

Is there any information on drilling holes thru the fleicore. Ned to drill 3.5" diameter from top

Thank you for all your help[

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.

Thanks for the input. Do you have the back sheet to the submitted documents as that describes how to use the table. I need to know if it includes the 2" top course. Thanks.

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...

Contacted the SJI and they identified it as Macomber. The web is 0.87"t diameter bar. No uprights in web except at end of span.https://files.engineering.com/getfile.aspx?folder=8fee6282-5e0c-4a14-8669-6962a8b762ae&file=DSC_0051.JPG

photo of bottom chord. It is 4" wide. Top chord looks similar and is 5" widehttps://files.engineering.com/getfile.aspx?folder=8fee6282-5e0c-4a14-8669-6962a8b762ae&file=DSC_0051.JPG

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