Finally figured out why my site grid was always off by a few centimeters

I was using a modern steel tape for everything, but my professor in Athens said to always use a fiberglass tape on digs because metal expands in the heat. Has anyone else had a simple tool choice mess up their data?

2 comments

2 Comments

clark.iris9d ago

Even humidity can warp a wooden folding rule.

jamiebailey9d ago

My grandpa's old Stanley rule from the 70s has been in his damp basement shop for decades and it's still dead straight. I mean, maybe it depends on the wood or the glue they used back then.