List Of How Much Concrete Do I Need For A Mailbox Post Ideas. After you have decided where to put it you will have to dig a hole. Accurately measure 2.5 litres of clean water per 20kg bag and add the water to the hole.
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2) refer to table1 for thickness (h), width (w), and depth (d) of the concrete pad alternatives. Add water & half the rapid set concrete. The hole should be slightly wider than the mailbox that you plan to build.
A 6' High Fence Post 4X4 Needs A Hole 12 In Diameter By About 2' To 3' Deep.
Similarly, it is asked, how much concrete do i need for a mailbox post? The first thing you will need to do is figure out where you want your mailbox, consult with your local post office to find out what the regulations are, how close it should be to the curb, how tall the mailbox should be ect. [3] use a trowel to smooth out the concrete.
Accurately Measure 2.5 Litres Of Clean Water Per 20Kg Bag And Add The Water To The Hole.
Concrete is always best mixed using a cement mixer to ensure it's even, but if you only need to mix a little, hand mixing is ok (see mixing concrete project above for tips on how to do this). Do not bury your post deeper than 24 inches. Set the post into the form and temporarily stand straight.
Old Concrete Needs To Be Dug Out And New Needs To Be Installed.
Use enough water to saturate the dry mix. Use a level to position the post perfectly vertical. Start by measuring your post, and then using a shovel or post hole digger to dig out a hole that is 1/3 to 1/2 the length of the post.
If You Feel The Need To Stomp, Bash Or Otherwise Ceremoniously Destroy The Old Mailbox, Feel Free To Do So At This Point.
If you need to lengthen your post, screw a 4×4 block of wood, cut to the length you desire, to the bottom of the post. Here's a diagram using the same method for a fence post. Space it evenly around the post, so that the post remains in the center of the hole.
Be Sure To Leave Support Beams In Place For 4 To 6 Hours Or Until Concrete Is Dry.
I used them to build 2 mailbox posts and they came out amazing. If your old mailbox post was set in concrete, you’ll have to dig out all the old concrete before proceeding. Start by removing your old mailbox.
