----- Original Message ----- From: "Daniel Hutchinson" <[EMAIL PROTECTED]> To: <[email protected]> Sent: Thursday, September 14, 2006 12:57 PM Subject: [canals-list] Re: How fast can an lock fill or Empty?
> --- In [email protected], "sean neill" <[EMAIL PROTECTED]> wrote: > > In the video 'Towpath Encounter' about horseboats they reckoned 3 > > minutes for a lock - but this involved opening the paddles fully as > the > > boat entered the lock at speed, in order to slow it down. It was > fairly > > routine in working days to push the gates open - IIRC FNC steamers > were > > claimed to be able to open the gate against about a foot head of > water, > > and of course the last few inches are the slowest. > > > > Sean > > > I think 3minutes is a bit optermistic, but certainly you can get though > them very quickly if you pull you finger out. > - For instance, straping in to any lock that has a stapping post > greatly speeds up the process if theres only two of you, as the > lockwheeler can be at the far end of the lock, and draw the paddles as > the boat enters the lock. This also greatly reduces the steam used for > both DRIVING the boat against a lock full fo water, and then stoping it. > - Emilyanne can also push the gate open against 6/8inchs of water, > which as you say, greatly speeds up the slowest last few inches. My > frend also reguarly uses a wedge to utilise what he calls "the third > paddle" on locks without gate paddles. I am surprised that you are admitting to pushing (presumably ramming gates) against 6 - 8 ins of water and utilising wedges. Are there any other bad practices that steamboat owners will admit to? :-( Phil Yahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/canals-list/ <*> Your email settings: Individual Email | Traditional <*> To change settings online go to: http://groups.yahoo.com/group/canals-list/join (Yahoo! ID required) <*> To change settings via email: mailto:[EMAIL PROTECTED] mailto:[EMAIL PROTECTED] <*> To unsubscribe from this group, send an email to: [EMAIL PROTECTED] <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/
