Engineering Center

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I want to inquire about product: HILTI FIRE FOAM CP 620 compatibility with standards: EN45545-2 and NFPA130 as we will be supposed to use it in railway products.

I’m inquiring about the Hilti Firestop System No. F-C-2516. I have an existing warehouse with a new Mezzanine being added. The Mezzanine is enclosed and the Floor has a 3/4-HR Fire Resistance Rating. The walls supporting the mezzanine below also has a 3/4-HR Fire Resistance Rating. The Mezzanine floor consist of: NEW FLOOR -...

Supposed we have 2 same anchors ¾” – 6 ¾” emb. with 3 ¾” edge distance, the first one will be installed on the uncracked concrete foundation (f’c=30Mpa), while the second one will be installed on the cracked concrete foundation (f’c=30Mpa) 1. The first anchor will have the maximum tension Tr=17.97 kips x 0.3 (load adjustme...

We are installing a 3/8 Kiwk Bolt TZ2 carbon steel anchor, but have accidentally torqued it to 25 lbf-ft instead of the recommended 30 lbf-ft. The anchor is no longer accessible without great difficulty. Is there any code provision (e.g. reliability tests under ACI 355.2) to allow this under-torquing to be analyzed (e.g. by ...

Hello, we have a situation, that on some places we need to anchor directly to the ,,connection between slab and structural curb (poured way later than slab). Can we assume that this concrete is solid in Profis? Darius.

Hi, Do you have any detail of firestop material at the top of a fire rated partition (metal stud wall + gypsum board) and a skylight? Can Hilti firestop material used for gap between floor slab and curtain wall be used for above situation? Please see attached for reference. Thanks, Bach Luong, OAA Architect

We need to close portion of a skylight in an existing building. Fire rated wall to go up to skylight. Does HILTI have any fire rated product suggestion for this detail. Looking for spandrel detail and fire rated wall at skylight detail.

Can you run Plastic pipe in a rated shaft? My understanding was that the plumbing code said no. See attached photo. They have not built this shaft correctly and have reached out for some support

Does HILTI hace dwg (autocad) file of HAC-TU cast in channel? We are intending to use it on our project in Toronto, Canada