On the third hand...you can get covers that will last many decades

over wells..that are made of plastic

*** I like it! I sent an email to the guys with the fiberglass manhole
covers. Stainless steel would also be OK, if I could afford it. And weld
it. Probably require another addition to my collection of welding gases.

And nowadays - I risk a heart attack from sticker shock whenever I set foot in the gas store.

- Jerry Kaidor