Use a post-hole digger or clamshell digger to dig a hole with an 8-inch diameter and a minimum depth of two feet. Locate the area where to put the mailbox post.
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Here are the guidelines for placing a mailbox directly from the USPS.
How to install a mailbox on an existing metal post. If you do not have a raised curb. Make sure youre wearing gloves and protective eyewear during installation. Grab your anchor and slide the crossbar through the two holes in the top of the bracket.
Take care that your spike is. By John Vivian A mailbox is. To make this project go smoothly check that you have all the necessary tools beforehand.
With diagrams for attaching the mailbox to the post arm building a lifting arm and installing a metal plumbing pipe post. Then using a big pry bar or the masons bar pry the post straight up using another board toolbox or significant other as a fulcrum. Place your mailbox 6 to 8 inches back from the curb.
Prop the post up with support beams on all sides extending around the outside of the hole. The recess on the under side of the box will determine the xx dimensions. Insert the mailbox post into the hole.
If your existing post uses a different pattern we recommend attaching your own DIY wooden adapter to your existing post then attaching your mailbox using the 4x10 pattern. Select your location for the new post and mark it with a stick or rock. Measure the height of the mailbox above the ground to ensure its around 42 inches.
Once youve cut the metal pipe to length proceed to install mailbox metal post. So how do you install a mailbox on an existing metal post. Make sure these are secure and will not shift as the concrete is poured.
Place the anchor on your designated spot and begin turning the crossbar while applying downward pressure. Do not drill new holes into your mailbox or it will promote corrosion and void your warranty. I got this mailbox kit at Home depot.
The lower sides of the box are then screwed to. Insert the post bracket back onto the bottom of the post and secure it to the post with the provided screws and a power drill. The post bracket has a lip that sits on the post and has holes for the screws.
Architectural mailboxes MB1 Mailbox post. I hope you enjoyed this video of how we installed a mailbox post. Position your mailbox 41 to 45 from the road surface to the bottom of the mailbox or point of mail entry.
Position your mailbox 41 to 45 inches from the road surface to the bottom of the mailbox or point of mail entry. Nail or screw a piece of 2x4 or larger lumber to the post at or within a few inches of ground level. Check with your local post office for the proper placement regulations before you dig.
After purchasing the kit just attach the bracket to the pole and the mailbox to the bracket. If your standard box is like the ones we country folks have using the holes in the metal attach a 1- x - xx - x - xx piece of wood to the metal plate. Place your mailbox 6 to 8 back from the curb.
To mount a mailbox on an existing metal post you will need to purchase a mailbox and pole bracket kit.