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Gould 0738
 
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Default Why need anchor chain?

Gulp! 25 feet of chain? What diameter? Can you use a heavier chain to get
away with a shorter rode? Remember, I don't have a windless.



If you have a 25' boat, you should be able to get by with 1/4" chain. 25-feet
would weigh about 15 pounds. You probably catch, or hope to catch, fish heavier
than that.

Since the "get by" is 1/4 inch, you might want to step up to 5/16 or 3/8.

5/16 will weigh about 10 pounds for ten feet, so your chain would weigh 25
pounds.

3/8 will weigh about 14 pounds per ten feet, so your chain would weigh 35
pounds.


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Harry Krause
 
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Default Why need anchor chain?

Gould 0738 wrote:

Gulp! 25 feet of chain? What diameter? Can you use a heavier chain to get
away with a shorter rode? Remember, I don't have a windless.




If you have a 25' boat, you should be able to get by with 1/4" chain. 25-feet
would weigh about 15 pounds. You probably catch, or hope to catch, fish heavier
than that.

Since the "get by" is 1/4 inch, you might want to step up to 5/16 or 3/8.

5/16 will weigh about 10 pounds for ten feet, so your chain would weigh 25
pounds.

3/8 will weigh about 14 pounds per ten feet, so your chain would weigh 35
pounds.



I only have a six foot chain on the Parker 25. Lots of times I anchor in
shallow water, and I don't like the "all chain rode" a 25' chain would
give me.
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Gould 0738
 
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Default Why need anchor chain?

I only have a six foot chain on the Parker 25. Lots of times I anchor in
shallow water, and I don't like the "all chain rode" a 25' chain would
give me.


Unless you're in less than 8 feet of water, you should have some rope out as
well.
Even at a short 3 to 1 scope, in 9 feet of wtaer you'd have 27 feet of rode
deployed...actually more if you follow good practice and take the distance
between the bow roller and the surface into account as well as the depth.
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Harry Krause
 
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Default Why need anchor chain?

Gould 0738 wrote:
I only have a six foot chain on the Parker 25. Lots of times I anchor in
shallow water, and I don't like the "all chain rode" a 25' chain would
give me.



Unless you're in less than 8 feet of water, you should have some rope out as
well.
Even at a short 3 to 1 scope, in 9 feet of wtaer you'd have 27 feet of rode
deployed...actually more if you follow good practice and take the distance
between the bow roller and the surface into account as well as the depth.


In terms of anchor rode scope, there are many times in which
practicality trumps "good practice." The amount of line I let out
depends upon the weather, current and tide conditions, the bottom, the
closeness of other boats or more solid objects, et cetera.
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Default Why need anchor chain?

Gould

Could I get an estimate of chain needed for my 31 foot ChrisCraft, all wood,
approximately 10,000 lbs.

Still finishing everything on it, hoping to be able to launch in June.

http://www.wildhorse-webdesign.com/boat


"Gould 0738" wrote in message
...
Gulp! 25 feet of chain? What diameter? Can you use a heavier chain to

get
away with a shorter rode? Remember, I don't have a windless.



If you have a 25' boat, you should be able to get by with 1/4" chain.

25-feet
would weigh about 15 pounds. You probably catch, or hope to catch, fish

heavier
than that.

Since the "get by" is 1/4 inch, you might want to step up to 5/16 or 3/8.

5/16 will weigh about 10 pounds for ten feet, so your chain would weigh 25
pounds.

3/8 will weigh about 14 pounds per ten feet, so your chain would weigh 35
pounds.






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Gould 0738
 
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Default Why need anchor chain?

Gould

Could I get an estimate of chain needed for my 31 foot ChrisCraft, all wood,
approximately 10,000 lbs.


If it were mine, I'd use at least 30 feet
of 1/2" chain, but you might "squeak by" with 3/8.

3/8 weighs about 14 pounds per ten feet.
1/2 weighs about 26.

That said, there are other factors to consider.

Where do you plan to anchor? If a lot of the prospective anchorages are fairly
deep, or crowded, you will want to use significantly more chain so that you're
not swinging a mile with every little shift in the wind or current. One of the
big advantages of more chain is that it your hook will continue to hold at low
scope levels that would fail in an all rope approach.

Out where I boat, we get 13-14 foot tide changes fairly routinely. Takes a bit
of noodlin' and a little more scope to be prepared for the impending additional
depth when anchoring at low tide.

"Chain" is not always chain. You're likely to have a windlass on a 30-footer,
so make sure you get a chain with properly configured links. Some chains, (BBB
for example), seem to mate up with the gypsy
more accurately.


  #8   Report Post  
 
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Default Why need anchor chain?

Gould

Thanks for the info...

I'll be anchoring only in temporary locations off the coast of Florida.
Mainly just when out to cruise, all other times she will be tied off in a
marina.

No windlass installed on her, but she does have a rather large anchorage
locker for chain stowage.

It appears, from the original equipment found onboard, that it was
originally set up with about 1/2 inch rope as the anchor line.

Keeps everything interesting, trying to locate what was supposed to be there
as I get the restoration completed.


"Gould 0738" wrote in message
...
Gould

Could I get an estimate of chain needed for my 31 foot ChrisCraft, all

wood,
approximately 10,000 lbs.


If it were mine, I'd use at least 30 feet
of 1/2" chain, but you might "squeak by" with 3/8.

3/8 weighs about 14 pounds per ten feet.
1/2 weighs about 26.

That said, there are other factors to consider.

Where do you plan to anchor? If a lot of the prospective anchorages are

fairly
deep, or crowded, you will want to use significantly more chain so that

you're
not swinging a mile with every little shift in the wind or current. One of

the
big advantages of more chain is that it your hook will continue to hold at

low
scope levels that would fail in an all rope approach.

Out where I boat, we get 13-14 foot tide changes fairly routinely. Takes a

bit
of noodlin' and a little more scope to be prepared for the impending

additional
depth when anchoring at low tide.

"Chain" is not always chain. You're likely to have a windlass on a

30-footer,
so make sure you get a chain with properly configured links. Some chains,

(BBB
for example), seem to mate up with the gypsy
more accurately.




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