quick fix with a farm jack

We always access the house through the kitchen door since this is most convenient to the carport.  The steps to the porch to the front door are neglected and have sagged miserably as the concrete base on which they rest settled into the ground.

the post at bottom right has sagged the most and you can see how it has pulled the top post, to which it is connected, off vertical
the post at bottom right has sagged the most and you can see how it has pulled the top post, to which it is connected, off vertical

My neighbor is a builder and his suggestion was to remove the stairs and then level the concrete base and then re-attach the stairs.  I notice  professionals prefer to remove what is defective and begin from the beginning, which is logical since everything will look good and plumb and, with adequate manpower is quicker, though with more material cost.  I however wanted a quick fix with my own resources, and so I decided to raise and level the stairs and later I can pour concrete to level the concrete base.

But how do I single-handedly level the stairs?  Not enough space for a bottle jack or car jack.  And then I thought of my farm jack, also called a Hi-Lift jack which I last used 5 years ago to hoist railway ties, also called sleepers, out of the ground.  It cost <$30 and now is about double in price.

Ok, the farm jack would be the lifter but how do I attach it to the stairs?  I thought of screwing a 2×4 horizontally to the ground level posts and use that for the jacking point, but then I saw the posts were nailed to the stair risers and the jack would just lift the posts off the stairs.  Not what I wanted.  The connection had to be to the stair risers, but how?

the solution - a chain connected to the bottom of the risers
the solution – a chain bolted to the bottom of each of the risers

I then used the farm jack to raise the stairs.

it
farm jack in action with bottom of stairs raised off the ground

I had two lengths of chain which was handy since I was able to use a grab hook (shown in blue) to adjust the length to what I wanted.

I leveled the stairs with concrete blocks
I leveled the stairs with concrete blocks and used flashing to protect the wood from rising damp

Since the top left corner of the slab had settled most, that end of the stairs needed the most adjustment – thick concrete slab and treated 2×6 and flashing for damp protection.

Next steps are to scrape, prime and paint the stairs and then pour a level concrete step on top of the existing base.

a few weeks later – here is the finished product:

I made a simple mould, poured concrete which self-levelled and added 4 red flagstones, and the result (to me) is acceptable
I made a simple mould, poured concrete which self-leveled and topped with 4 red flagstones, and the result (to me) is acceptable

 

 

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