How far down do post holes need to be?
2 feet
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). Add about 6 inches of QUIKRETE All-Purpose Gravel into the bottom of the hole.
How many post holes can you dig in a day?
Augers are very powerful machines with a lot of torque that can throw you like a sack of potatoes if the auger bit encounters a rock or a root. If your soil is loamy or sandy, you too can drill 30 holes in a day’s worth of rental.
What size hole should I dig for a 4×4 post?
12 inches
The diameter of your post hole should be three times the diameter of your post. So, if you’re planning on using a four-inch round or 4×4-inch square post, your post hole will need to be 12 inches in diameter.
How do you dig a 4 foot deep post hole?
How to Dig a Hole: Pro Tips
- Step 1: String your line and pound the stakes.
- Step 2: Carve out a soil divot with a spade.
- Step 3: Loosen earth with a tile shovel.
- Step 4: Use your clamshell digger.
- Step 5: Use a reciprocating saw on large roots.
- Step 6: Dislodge rocks with a digging bar.
- Step 7: Tamp the soil with the other end.
How many posts does 20kg Postcrete do?
depends how ‘good’ are your holes. you will need minimum 1 bag per post. I usually use one and a half per post but I am using 25kg bags. often poscrete is in 20kg bags so 2 per post is more likely.
How long does it take concrete to dry in a post hole?
Typically, you can apply some weight to the posts after 4 hours, but it’s a good idea to wait at least 24 hours before resuming fence construction. Standard concrete mixes may take up to two hours to set and should cure for 24 to 48 hours before any forces are applied to the posts.
What’s the difference between Postcrete and concrete?
Postcrete, on the other hand, is the name given to a post mix concrete, which is a ready to use blend of concrete ingredients that requires no mixing. Postcrete has additives that have been formulated specifically for setting wooden, metal or concrete posts into the ground on smaller projects, including fencing.