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Boulder Lift

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 I built this to handle the larger boulders on a streach of creek

 a friend of mine owned. This was when dredging was still legal

 in Calif.  I used a 1 ton chain hoist from Harbor Freight Tools,

 I bought the floats from Keene and had the local wel

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Forgot to add on

 

 To calculate how many coils to cut for the trommel barrel:

  Devide the barrel length by the spacing you want between

  the coils plus the coil width ( 30/2.375" )= 12.6 number of coils.

  12.6 x .375 = 4.7 " of tube min. needed.  If you have enou

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Trommel Barrel build

To anyone wanting to build there own trommel I made a 3" model

with step by step photo's how to do it. You would know they show

up in the reverse order but thats not a big problem, I'm ass back-

wards most of the time also.  #1 wrap paper around what

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