Engineering Center

Referring to ICC-ES ESR-4786, Tables 3 & 4, the strength of S-MD 12-14 x 2 & 2 1/2 with Minimum Thickness of Supporting Steel Member = 0.25 is blank. If I want to fasten (2) - 1/4 thick steel members together do I have to use a 4 long screw?

Hi, In the Canadian design code for concrete structures, CSA A23.3-19, a modification factor for lightweight concrete, λa, is incorporated in the anchor design equations of concrete breakout under tension and shear. Does λa need to be applied in the equations when the concrete is of normal weight? Thank you for your attention....

How do I download Hilti Profis Standard?

Hi, I would like to clarify whether the HIS-N sleeve with the HVU2 mortar can be used for seismic applications. If no, would you have any other sleeve/drop in type anchors that could be used instead for seismic? Thank you

We have been instructed to fire rated a steel deck fluted ceiling with hat channel and drywall secured to the underside of open web steel joists. However our walls are built to the roof deck, thus the drywall ceiling is non-continous as a result of the wall partitions. Is there a way to still deem the ceiling fire rated with ...

In my earlier EJ (642049A) I was advised to send safety data sheets for the spray foam insulation that we are using to be applied over CP - 606 & CFS - SP WB firestopping products in one of the rated walls of our project.

I have recently attended your webinar on Joint Design for Fire and Sound Considerations (FS102)” Now we have a project which includes Interior Expansion Joint. We want to seal it to prevent the spread of Fire and smoke through the expansion joints I would like to get the information on the produscts yopu have which can help u...

I am trying to use Hilti Profis with a multiwythe brick application. however it wont let me customize the base plate anchors, i can only put a max. of 6 anchors and i am trying to put at least 8. Is there a solution to this?

Do you have a spray fire protection product to cover combustible spray foam insulation?

Can a system like C-AJ-1278 be used if the piping isn't a straight piece but is instead an elbow? If not, then what's the alternative?