On Mon, 24 Feb 2003 08:23:42 +0000 (UTC), Paul Kelly wrote:

completely off topic aside: What's the difference between an
inspection cover and a manhole cover - and why?

The hole underneath.

A manhole, as the name suggests, is (should be) big enough to enable
access by a person, ie you can climb into it. An inspection chamber is
just that for inspection and rodding access without climbing in.

--
Cheers
Dave. Remove "spam" for valid email.