How long will a wooden fence post last in concrete?

A treated 4×4 will last 20 to 25 years in the ground if the conditions in the soil and climate are favorable. That number could increase to 40 to 75 years if you install the treated 4×4 in a cement ring rather than the soil. There are a few factors that influence how long the 4×4 can last in the ground.

Can you put wood post in concrete?

Concrete provides a strong foundation for wooden fence posts, but can rot them more quickly. Setting them in dirt, with or without gravel or crushed rock depending on your soil type, can help the posts last longer before going rotten. You can also use metal fence post anchors to prolong their life.

How do you keep fence posts from rotting in concrete?

How You Can Protect Your Wooden Fence Posts From Rotting

1. Wet Rot Vs. Dry Rot.
2. Choose Rot Resistant Wood.
3. Dry the Fence Posts Out.
4. Consider Adding Posts to Concrete.
5. Apply Preservative to the Wooden Post.
6. Consider Staining Your Wood.
7. Start Digging.
8. Fill Up the Hole.

Will treated post last in concrete?

Simply setting the posts in concrete does create a condition that will accelerate rot in the bottom of the posts. With pressure-treated posts, the rot will be slow. Concrete should be poured around the post – no concrete under the post.

How long will a wood post last in the ground?

At least 15 years, maybe a less time with lime concrete settings in the hole. May last longer if there is a 6 inch small pebble rock at the base of the post hole for water drainage, and a liquid tar sealant applied on the bottom 2ft of the post to prevent the lime in the concrete from eating away the wood.

Do pressure treated posts rot in concrete?

Simply setting the posts in concrete does create a condition that will accelerate rot in the bottom of the posts. With pressure-treated posts, the rot will be slow. This allows any moisture that gets between the concrete and the bottom of the post to percolate through the gravel and away from the bottom of the post.

How long will posts last in concrete?

A PT post will last a long time in concrete, maybe 5 to 10 years in soil alone. I suggest you embed the post in concrete, trowel a peak around the post so water runs off, and don’t let the PT post come in contact with the ground.

How do you protect a wooden post from rotting in the ground?

Placing a thick layer of loose gravel at the bottom of the post hole will allow groundwater to trickle through the rocks and down away from the base of the post. This will prevent the post from rotting by keeping it constantly dry. You can purchase gravel at a local hardware store or landscaping-supply business.

Do posts rot faster in concrete?

A: Actually, your point is well taken. Simply setting the posts in concrete does create a condition that will accelerate rot in the bottom of the posts. This allows any moisture that gets between the concrete and the bottom of the post to percolate through the gravel and away from the bottom of the post.