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42 votes

Why use a tube for post footings instead of directly pouring concrete into the hole?

There are many different reasons. You can have it above ground. Code often requires 6" above ground before wood contacts the concrete. You can calculate the volume a lot easier. You don't waste ...
Fresh Codemonger's user avatar
39 votes

How to keep squirrels off of a 4x4 post that's already in the ground?

What I did that worked really well for both squirrels and raccoons climbing a 4x4 post I had bird feeders on was to get a piece of round snap-together HVAC duct around the post up as high as I needed. ...
Milwrdfan's user avatar
  • 4,394
29 votes

Filling post holes where fence was removed - suburban backyard environment

Why use any gravel? Fill entirely with soil.
Jim Stewart's user avatar
  • 21.6k
23 votes
Accepted

How to keep squirrels off of a 4x4 post that's already in the ground?

A: Accept that the squirrels will probably beat whatever you come up with, they are persistent and clever. B: For an existing post of a non-standard size, attempt to build an exclusion cone from metal ...
Ecnerwal's user avatar
  • 211k
20 votes

Why use a tube for post footings instead of directly pouring concrete into the hole?

If the area you are in freezes, a smooth column will allow the frost to heave around it, sliding by, while a rough mess poured into a dug hole will be lifted or at least stressed by frost action as ...
Ecnerwal's user avatar
  • 211k
15 votes

How can I repair a snapped 4x4 mailbox post without digging out the footing?

Ground screw. source Screw this down through the old wood post. The depicted ground screw is 27 inches but I am sure you can find others if that is too long. The screw will be anchored in the old ...
Willk's user avatar
  • 6,593
14 votes
Accepted

Will a shade sail have too much pull on 4x4x12' posts?

It isn't a question of post size. Well, it is, but you have bigger concerns: The brackets will not serve your purpose. They're mostly designed to anchor the base of the post, and to keep it off the ...
isherwood's user avatar
  • 135k
12 votes
Accepted

How to secure these wooden porch posts to the concrete slab?

There are many kinds of post bases available which are designed for exactly this purpose. You want something attached to the concrete. You'd do that with concrete screws and a hammer drill. "...
isherwood's user avatar
  • 135k
12 votes

Raising a sagging section of my houses central beam ~1.2 inches

The general trick with jacking a house that has sagged over 40 (or 140) years is that you should not un-sag it in a matter of days, or even weeks, unless the sag is very minor. The jack has no problem ...
Ecnerwal's user avatar
  • 211k
11 votes

How to keep squirrels off of a 4x4 post that's already in the ground?

When positioning either the HVAC pipe or the flared cone fashioned from flashing, or both if you use the combination, a bonus discouragement is to hang them loosely around the 4x4 as the movement this ...
Squirrel Nut's user avatar
10 votes

Should I replace a carport post as it was originally built or with an upgraded column?

The post looks reasonably adequate as it was originally built even by modern standards. If it wasn't you'd have seen disaster long ago, when it first started to decay. To maintain the style detail I'...
isherwood's user avatar
  • 135k
10 votes

How can I repair a snapped 4x4 mailbox post without digging out the footing?

If it broke off below grade, you can fill in the original hole and use a drive-in stake anchor for a new post in a new spot. As long as you have the ability to move left or right a foot or so, this ...
Tim B's user avatar
  • 2,460
10 votes

How can I repair a snapped 4x4 mailbox post without digging out the footing?

This might be overkill, but it does solve the "no re-pour" requirement Get some concrete and a single post tie designed to be put into concrete (i.e. for decking). You can typically find ...
Machavity's user avatar
  • 24.7k
10 votes

Load bearing steel post rusted

Load bearing makes life a bit more difficult. Replacement of the whole post is probably the best option, but a licensed welder should be able to cut out the bad section and weld in a new piece. Will ...
crip659's user avatar
  • 23.8k
9 votes

How can I repair a snapped 4x4 mailbox post without digging out the footing?

I had the exact same problem. I got a 6 foot dig bar and just chopped the heck out of the 12 inches of wood remaining in the square hole and was able to remove all of the wood. I got a new 4x4, cut it ...
JACK's user avatar
  • 79.9k
8 votes

Filling post holes where fence was removed - suburban backyard environment

I would not recommend filling with gravel. Just think about if you ever need to dig at the same spot again, it will just be a hassle. Also gravel costs money and needs to be transported home. I would ...
user118367's user avatar
8 votes

Why use a tube for post footings instead of directly pouring concrete into the hole?

With a tube, you know the exact volume of concrete you need. There's less chance of making too little or too much.
Steve Wellens's user avatar
8 votes
Accepted

How can I repair this rotted fence post with footing below ground?

I've used an "easy mender" (see below) with success. It fits around one side of a 4x4 fence post and the protruding strike ledge is used to drive it down. It gets driven down along the post ...
Armand's user avatar
  • 4,426
7 votes
Accepted

Hanging clothes on a line between concrete pillars without drilling

Wrap one end of the rope around a pillar 3-4 times, tie the loose end back to the standing portion of the rope (probably with a bowline), and then slide the wraps up to the top of the pillar so that ...
Daniel Griscom's user avatar
6 votes
Accepted

Do I need to replace these metal support posts?

Short answer: No. If they ring when you tap them like you did in your video, then they are solid. Sand them and paint them with a good rust inhibiting paint.
ArchonOSX's user avatar
  • 19.8k
5 votes

How do I drill a long hole lengthwise all the way through a post to make a standing lamp?

Long (18" and longer) drill bits do exist. If the hole is wide enough, bit extensions are also usable. However, there's also a simple-but-elegant cheat. Cut the piece lengthwise, rout a channel in ...
keshlam's user avatar
  • 28.7k
5 votes
Accepted

DIY lamp post using 4x4 pressure treated wood?

It may be easier to make a post out of two 2x4's where you can use a router to cut in a V groove down the center of the face of each piece. The two V grooves facing each other would make a channel ...
Michael Karas's user avatar
  • 64.3k
5 votes

How do I cut a beveled fence post cap on already installed fence posts?

I use 2 large C clamps to hold a board in place. You can screw a guide board to the post if you don't have large C clamps. Then use a circular saw with the blade adjusted to the angle you want. By ...
Ed Beal's user avatar
  • 103k
5 votes

Will a shade sail have too much pull on 4x4x12' posts?

I had this exact question regarding a 16x16 sun shade I am installing. I am planning on 8' above ground height and need 12' posts. I reviewed my project with a friend who is contractor, his response ...
Freiheit's user avatar
  • 4,192
5 votes

How to support 4x4 posts on cement driveway

+1 option #4, plastic standoffs. "Any thoughts on the most robust way to anchor the posts?" You said you are renting and can not anchor. Take some five gallon buckets and mix up some cement, ...
Alaska Man's user avatar
  • 13.5k
5 votes

Dirt or concrete for Aluminum fence posts?

Do not use concrete. Concrete and aluminum have incompatible issues. Dirt and compact it well, every 2" or so as you refill the hole.
Ecnerwal's user avatar
  • 211k
5 votes

Do beam supporting posts need to line up from basement to roof

The posts do not have to line up- structures can certainly be designed and engineered that way. Is this OK for your project ? There is no way that anyone here can make that judgement with the ...
Kyle's user avatar
  • 4,533
5 votes
Accepted

Are metal anchors or buried posts better for 6 x 6 posts for a pavilion?

The pier and footing is the best approach. A structure, even a deck or pavilion should not have to rely upon the posts being anchored in concrete for structural support. The pavilion itself should be ...
HoneyDo's user avatar
  • 8,754
5 votes

How can I temporarily set this porch post until after the winter?

This needs to be taken seriously especially since people use it as a support. That post could be transferring load from the upper floors down to the concrete footer so it should be really secure. ...
JACK's user avatar
  • 79.9k
5 votes

Why use a tube for post footings instead of directly pouring concrete into the hole?

A tube also controls the drying rate of the concrete and gives it time to cure, where a dirt hole might drain it too quickly.Having said that, my rain-barrel platform sits on concrete poured into ...
keshlam's user avatar
  • 28.7k

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