Hi The original spec was for a room roughly 3’ x 3’. You then put the clocks on the walls. Let’s say they are a foot deep on all 4 walls. You now have a 1’ x 1’ clear space for your ladder or hoist. Even if it’s 1.5 x 1.5 that seems difficult.
Bob > On Sep 13, 2021, at 10:33 AM, Joseph Gwinn <joegw...@comcast.net> wrote: > > On Mon, 13 Sep 2021 03:30:35 -0400, time-nuts-requ...@lists.febo.com > wrote: > Re: time-nuts Digest, Vol 209, Issue 11 > [snip] >> ------------------------------ >> >> Message: 2 >> Date: Sun, 12 Sep 2021 09:58:32 -0400 >> From: Bob kb8tq <kb...@n1k.org> >> Subject: [time-nuts] Re: in-ground clock room >> To: Discussion of precise time and frequency measurement >> <time-nuts@lists.febo.com> >> > [snip] >> >> No matter what’s on top, you still need to get in and out of your vault. >> A ladder might work. I *know* that bringing the sort of stuff you >> are talking >> about down a ladder would not be anything I would even remotely want >> to try. Stairs and multiple doors would work, but you just > doubled the >> size of the hole. It’s not quite clear how you deal with the “thermal leak” >> that the stairs create. The door to the stairs also uses up valuable wall >> space. Even a trap door to get to a ladder would require a bit of thought. > > One can use a ladder so long as there are provisions for hoisting > equipment up and down. Basically there must be a structural frame > above the access hatch from which to hang a block and tackle or the > modern equivalent. > > I installed such a setup in my attic, so I could store 100# air > conditioners in the attic over the winter. No way was anybody going > to harry that thing up and down those rickety folding starts. This > hoist has been very useful over the years. > > Joe Gwinn > _______________________________________________ > time-nuts mailing list -- time-nuts@lists.febo.com -- To unsubscribe send an > email to time-nuts-le...@lists.febo.com > To unsubscribe, go to and follow the instructions there. _______________________________________________ time-nuts mailing list -- time-nuts@lists.febo.com -- To unsubscribe send an email to time-nuts-le...@lists.febo.com To unsubscribe, go to and follow the instructions there.
