Can someone please link me to the Wiki instructions on building a TIN file from LAS files using V8i SS4 with Geopak? I have been looking everywhere.

Yes, I have Geopak app for Microstation:

Then I can pull out all my Geopak tools from there. I use a bunch of different workspaces for different clients, but I think there is only one version of Microstation installed on my computer. Some of the workspaces use InRoads and some use Geopak. I do not have Open Roads.

Regards
What I see is that you are using Microstation, and not GEOPAK, which is the software that you are being shown that you should use.
I hope my opinion is useful for you.

Carlos Mario Velasquez.

Here is the version I'm currently in.

Here is a very brief walkthrough of where the tools are located. I

I tried to post a video...no luck.

classic Geopak. I do not have OpenRoads. All the instructions I am finding are for OpenRoads.