Modern PT lumber

tphoyt

Lieutenant Commander
Joined
Jun 10, 2010
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1,729
All the buildings where I work were built in the 1880’s. There were built on stone and cedar post. I have a collection of cedar post that I make stuff out of all the time. They are in beautiful condition. All but one of the buildings have been lifted over the past 25 years and had a basement poured then set back down so when that happens I add to the collection.
Cedar is an amazing wood and just beautiful.
 

Chris1956

Supreme Mariner
Joined
Mar 25, 2004
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Cedar is very rot resistant, and superior to pine in several ways. If PT pine was not a lot cheaper that cedar, it would not be used, IMO.

As for Chestnut, I do not know how long it resists rot, if it is used for a deck, but if used for the walls of a roofed barn, I am pretty sure it will last longer.
 

kd4pbs

Petty Officer 1st Class
Joined
Mar 5, 2012
Messages
298
Then there were the old-growth Southern yellow pine pilings which were under the Cape Hatteras lighthouse. When they moved it, the pilings were still in near-perfect shape.
We hobbyist woodworkers, lament the loss of chestnut in this country. I've worked a couple small projects with reclaimed chestnut and it's a very attractive wood for virtually waterproof projects.
 

Pmt133

Lieutenant Junior Grade
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Jan 6, 2022
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1,039
Then there were the old-growth Southern yellow pine pilings which were under the Cape Hatteras lighthouse. When they moved it, the pilings were still in near-perfect shape.
We hobbyist woodworkers, lament the loss of chestnut in this country. I've worked a couple small projects with reclaimed chestnut and it's a very attractive wood for virtually waterproof projects.
Those timbers under the lighthouse were completely submerged in a freshwater aquifer. So long as theres no light and oxygen, it couldn't really rot.
 

tphoyt

Lieutenant Commander
Joined
Jun 10, 2010
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I love seeing the beautiful woods that are reclaimed from rivers and lakes that have been there for 100 or more years. A lady I used to do some work for had her library floor done in reclaimed yellow pine from one of the Great Lakes. It was beautiful and I made my dinning room table from the scraps. I only had the table for about 2 months and was offered $4,500 for it so I let it go. Man that was nearly 30 years ago. How time flies.
 

Chris1956

Supreme Mariner
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Mar 25, 2004
Messages
28,430
The pilings that Venice is built on were whatever was available in Europe at the time. They were a mix of soft and hard wood. They were driven a foot apart or less, and were of different diameters and lengths. The key was to drive them to the water level, and top them with waterproof travertine stone. As long the the water covered them, they lasted hundreds of years.
 
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