I read this article yesterday. It starts off talking about snubbers but them becomes a discussion of anchor rodes and their shock absorbing ability and how to size rodes accordingly with a discussion about mixed rodes.
https://www.sailmagazine.com/cruising/anchor-snubber-tips You may find it informative. Ken H. On 2 October 2017 at 13:48, Josh Muckley via CnC-List <cnc-list@cnc-list.com > wrote: > Bruce, > > I'm in the process of upgrading/modifying my ground tackle in preps for a > manual windlass. The PO had arranged a 35lbs Bruce claw with 20' of 3/8ths > BBB chain shackled to 3/4" double braid which had an eye splice and > thimble. The thimble was huge and made retrieving the anchor difficult > since getting the thimble to roll over the bow roller was almost > impossible. I never had to ride out a severe storm but there were a few > spirited nights which held securely. Some people don't sleep well on the > hook but I never had a problem. > > As for the upgrade: I found a manual Simpson Lawrence Anchorman 500 on > ebay for ~$200. It came with a gypsy that is designed to seamlessly > transition from rode to chain. Multiple gypsies were available but this > one takes 9/16th g4 chain and 1/2 rode. I'd hear good things about plated > nylon rode (it doesn't twist and cause hockles in the chain) so while I was > wondering Bacon Sail in Annapolis I purchased their ~150 feet. I was also > prepared to buy cut chain but when I toured in the back I found a small > cardboard box labeled 9/16 g4 35'. It was a little shorter than I had > planned but not too much shorter. > > I do all my own rope splices and rigging so it wasn't too much to find the > instructions for doing a chain to rode splice. It turned out pretty well. > I have yet to install the windlass. This season had only necessitated > anchoring for 1 single 30 minute swim call. Evidently the plated rode > swells when wet so my 50' flakes jammed tight and I couldn't untie the > first one. I was only able to set the anchor with the chain in 7 foot > depths. It held fine and pulled up a huge clump of mud but I wouldn't have > trusted it. > > Josh Muckley > S/V Sea Hawk > 1989 C&C 37+ > Solomons, MD > > > > On Oct 2, 2017 8:59 AM, "Bruce Whitmore via CnC-List" < > cnc-list@cnc-list.com> wrote: > >> Hello all, >> >> We have a 1994 C&C 37/40+, and the anchor chain connected to its primary >> anchor, a 35 lb. Delta, is fused together with rust. The chain is also >> about 20 ft. in length, which I suspect is too short, as the conventional >> wisdom I think is that chain at least as long as the boat is highly >> recommended in order to keep the anchor set. >> >> Then there is the line, which is about 150 feet, which equally I think is >> a little short, though we are located on the west side of Florida where >> anchoring in 20 feet of water is almost an impossibility unless we're >> stupid enough to set anchor in the middle of the ICW. That said, we will >> eventually want to be doing some cruising down into the Caribbean, so I'm >> thinking carrying some additional rode poses little downsides. >> >> Finally, I've read that the recommended line size is 1/8" for every 9 >> feet of boat length, but of course that is somewhat relevant as to windage >> and boat weight. I consider our C&C to be relatively low both on the >> windage and weight scales, especially compared to the 40 foot powerboats >> I've seen out there. The 1/2" line (which is on the boat now) has a >> breaking strength of 7,500 lbs., but I presume the issue is more about >> chafe protection than breaking strength per se. So, the questions are as >> follows: >> >> 1). What size, type and length of chain would you recommend? We don't >> have a windlass now, but may eventually put one in. >> >> 2). Should I go with 9/16" line vs. the 1/2"? What length would you >> recommend if you were going to consider cruising in the Caribbean? >> >> I'm thinking of carrying 40 ft. of BBB chain and 250 ft. of rode on the >> primary Delta anchor, and perhaps a little less on both chain and line for >> our secondary (a Danforth), though I'm not sure that carrying the lesser >> amount on the secondary is advisable. >> >> Thanks in advance, >> Bruce Whitmore >> >> (847) 404-5092 (mobile) >> bwhitm...@sbcglobal.net >> >> _______________________________________________ >> >> The bills have started coming in for the year 2018 and have gone up >> again. October will be our fund raising month. Please consider sending a >> small contribution to help keep this list running. Use PayPal to send >> contribution -- https://www.paypal.me/stumurray >> >> All contributions are greatly appreciated! >> >> > _______________________________________________ > > The bills have started coming in for the year 2018 and have gone up > again. October will be our fund raising month. Please consider sending a > small contribution to help keep this list running. Use PayPal to send > contribution -- https://www.paypal.me/stumurray > > All contributions are greatly appreciated! > >
_______________________________________________ The bills have started coming in for the year 2018 and have gone up again. October will be our fund raising month. Please consider sending a small contribution to help keep this list running. Use PayPal to send contribution -- https://www.paypal.me/stumurray All contributions are greatly appreciated!
