Had a similar thing happen with a red oak a few years back. Now I always use a 7/16 drill bit to test the wood at the chosen anchor point before doing anything else. If the shavings come out dry and crumbly instead of long and wet, I pick a different spot. Saved me at least twice since then.

Classic conspiracy recycling, same junk different decade.

Fair point but I've never had great luck with rotary hammers on tougher concrete myself.

The Port of Seattle's intake actually averages around 2 knots, not 3.

Remember when Laura Lee lost all her sponsors in one day, that's the old way I actually miss.