Engineering Center

Can you explain Vy,N,Mx,My entries for anchors on a 69K vessel? I have calculated shear which I believe is Vy. The vertical and moment arm entries are a little confusing. I have calculated Vertical moment, and included effect of gravity Qe combo equation. It appears N and My are conflicting entries.

Manufactures instructions graphically show a "X" lip that seals to back side of sheet rock and refers to CLIV. CLIV doesn't seem to discuss this part of application. Can install only be edge of box with a mud ring?

For big diameter anchors, there is no characteristic bond strength in cracked concrete for threaded rod for RE-500

I’m looking for information on the proper product that needs to be utilized. I am replacing old 7/8” anchor bolts that are no longer good. They are located in a cooling tower sump and will be underwater most of the time other than the installation and cure time required for the proper product. What is the best product for ad...

I am looking for a detail solution to add a shower niche within a 2x6 1 hour fire rated demising partition. How do you continue the fire rating?

do you do a shot fired fixing that would fix a joist hanger to a concrete deck and 2mm mild steel. Please see attached picture

Are there any adverse effects of elastomeric firestopping sealants being used in a hydrogen rich environment? Since those sealant are air-tight will they stop that kind of air transfer still in that kind of environment?

Is there a problem with side by side use of chemical anchors and through bolts (i.e. a combination of anchor bolt types)? We have a pole mounting base plate that is partially over an 18" thick concrete beam and partially over a 7" deck slab (the 7" insn't deep enough to get needed embedment.

Can I use RE500 V3 to install M42 ROD? Looking for approval

I have frequently found that when I select Seismic Load Combinations, KB TZ2 anchors are not available as a selectable design option, even with very small utilization. It appears the KB TZ2 anchors are approved for seismic applications, so I, and several others, are very puzzled why these anchors are not an available option. ...