Question: How Deep Should A 5 Foot Fence Post Be?

How do I keep my fence post from rotting?

The ideal solution is to eliminate contact between soil and wood.

Using a metal post anchor set in concrete is probably the most effective method for achieving maximum longevity.

To help keep the post from wicking water, choose an anchor that spaces the post bottom away from the concrete..

Should pressure treated posts be set 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. With pressure-treated posts, the rot will be slow. … Concrete should be poured around the post – no concrete under the post.

What size post do I need for a 5 foot fence?

If you’re setting wooden or concrete posts in concrete you’ll need 8ft (2.4m) posts for a 6ft (1.828m) fence – i.e. your posts are 2ft (0.6m) longer than the fence height. Use 4in x 4in posts for fences of 5ft and over and 3in x 3in posts for anything under 5ft.

How many posts will a bag of Postcrete do?

“Usually one bag of postcrete per post is enough, however you can use a two bags per post if you feel this is needed. The instructions are on the bag.”

Can you put dry concrete in a post hole?

Fast-setting concrete is ideal for setting posts because there’s no mixing—you simply pour the dry concrete from the bag right into the hole, then add water.

Is 2 feet deep enough for fence posts?

The minimum depth that you should dig your fence post holes for panel sections is 2 feet. A general formula is to dig the holes one-third to one-half of the post’s aboveground height. The deeper you dig the holes, the more stability your fence has, but you must also purchase longer posts.

Should I use concrete for fence posts?

Setting Fence Posts in Concrete Concrete is the most secure material for setting fence posts, especially if you have sandy soil. Gravel may be okay with dense, clay-heavy soil, but in looser soil, concrete is the only thing that will truly keep your fence posts stuck in place.

How many bags of concrete do I need per fence post?

Mix two 50lb bags of concrete with water in a mixing tub or 5-gallon bucket. Add concrete into the hole and around the 4” x 4”. Depending on your climate, let concrete set up for 24 – 48 hours.

How big of a hole do I need for a 4×4 post?

A general rule of thumb is to dig the diameter of the hole at least 3-4 times the diameter of the post. For example, if setting 4 x 4 wood posts, dig holes 9-12″ in diameter. Posts should be centered in the hole and the posts should always have concrete under them.

How many bags of quikrete do I need for a fence post?

Remember, the depth of the post hole should be one-half of the above-ground post height. (Example: For a 6 feet above ground post, use a post with an overall height of 9 feet and place 3 feet in the ground). The calculator will indicate the number of 50 lb. bags of QUIKRETE® Fast-Setting Concrete you need.

Is 1 ft deep enough for fence post?

Determining Post Length You should always bury one-third of your fence post underground. … This means that unless you are building a 2-foot fence, which is unlikely in any garden, a 1-foot hole will not be deep enough to support your post. For main and gateposts, you should dig the holes an additional 6 inches deep.

How deep should a fence post be?

Dig post hole so diameter of the hole is 3 times the width of the post (i.e., the hole for a 4” wood post should be about 12 inches wide). The depth of the hole should be 1/3-1/2 the post height above ground (i.e., a 6-foot tall fence would require a hole depth of at least 2 feet).

Is 18 inches deep enough for fence post?

The general rule of thumb when setting a post is that the depth of the post’s hole needs to be one-third to one-half of the actual above-ground height of the post. … For our six-foot-high fence post, we would need a hole that’s 36 inches deep and 12 inches in diameter.

How long of a post do I need for a 6 foot fence?

A good rule of thumb is the “One-Third Rule”, which says to bury at least one-third of the post height for a wooden fence, so the minimum depth for a 6-ft. tall post is 2 feet. Taller fences need deeper posts. However, different areas may require even deeper post depths.

How deep should post be for 8 foot fence?

The depth of the post hole needs to be 1/3 to 1/2 the height of your fence. For example, if you are building a fence that’s 6 feet tall, you will need a hole that is at least 2 feet deep. That also means that you’d need to use an 8-foot post. The hole will need to be about 3 times the width of your post.