Engineering Center

The use of the hole roughening tool typically required after drilling holes using a diamond coring bit. If I am drilling holes to install adhesive anchors with a typical drill bit masonary and switch to a rebar cutter to cut through rebar e.g.(https://www.diablotools.com/products/DMAPLRC1060) would the finish in the hole requ...

I have completed the quiz and went to upload it to my PDH log on the NCEES website. One question I need to answer is who was the instructor.

We want to install 3 jib cranes, there is some cracking in the concrete. requirement is to use 3/4 chemical anchors. Could we use the HIT-TZ for this cracked concrete application

Where can I find technical data on the epoxy products used in wood-to-wood doweling connections? I see some mention of it for HIT-RE 500 V3 for instance, but no load capacity tables.

Is it ok if No-burn plus THb spray foam comes in contact with the 680p hilti sleeve? This is on the bottom side of a concrete podium deck in parking garage.

For several reasons I need to weld a steel plate to the backside (not open side) of an MT-60 channel strut to attach the strut to existing structure. What Code should I direct my personnel to for the proper welding procedure. Would this be AWS D1.1 or some other welding code? I would think it would the same code you weld back ...

I have a rated wall that needs to be built up to the deck, however there are water shut off valves imbedded in the wall that need to be accessible. The wall is hard lid with a fire rated access panel. Am I able to add a layer of gypsum to the hard lid and call it a 1Hr wall or would I have to build the wall up?

We are applying a layer of the CFS SIL GG sealant to a metal surface. After sometime [wait time for inspections] we are applying another layer of the same sealant on top for adhesion, a layer of mineral wool over that new sealant layer, following by another layer of CGS SIL GG and then closing it up with flashing. Essentially...

i need a fire rated pvc floor drain with f and t ratings of 1 hour

I am designing a temporary lift lug to attach to an overhead concrete slab, and planning to use either two or four 1/2 diameter wedge anchors with 3-3/4 nominal embedment. I am assuming the KBTZ2 is the most common wedge anchor so I'm looking at the technical data for that and am confused looking at the spacing tables. I wan...