Retaining walls and patio

   / Retaining walls and patio
  • Thread Starter
#231  
Forms are all set for the concrete pour tomorrow.

These are not normal stairs. They are floating sections that have a cantilever overhang to give them the appearance of floating. Also they are spaced out by the width of the 2x6 form since that's the look my brother wanted. There are other ways to do cantilever stairs without the gap but this is how we did it.

There are a number of challenges with this lot and we faced a couple of options for addressing them. Mainly, keeping the stair riser the same height meant adjustment of the step length when the stairs were at too steep of an angle. Since the angle changed, this seemed to make the most sense. There are a few shorter steps at the bottom and then two longer steps in the middle, but otherwise generally kept the same size.

The pour should be right around 6 yards but I ordered 7 yards. We're going with 3000psi pea gravel with fiber reinforcement. This is much to the dismay of the big rock fans but I found that virtually every contractor around here uses pea gravel for steps as it pumps easier and is easier to work.
 

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   / Retaining walls and patio #232  
Interesting idea going with the overhang on every step. Are you relying on the fiber for strength, or will you be adding wire mesh to each stair once you start filling up the form?
 
   / Retaining walls and patio
  • Thread Starter
#233  
Interesting idea going with the overhang on every step. Are you relying on the fiber for strength, or will you be adding wire mesh to each stair once you start filling up the form?
The pour is still going to be 3 inches thick at the thinnest point on the overhang.
 
   / Retaining walls and patio
  • Thread Starter
#234  
It's 87 degrees and sunny today. Perfect conditions for pouring concrete, right? :LOL:
 
   / Retaining walls and patio #236  
It got up to 46 here today but sleet and snow are still falling. Great Lakes area, ~ the 44th parallel. I'll set those posts in concrete some other day. :sneaky:

btw, Don't let the pour(s) dry out too quickly in the heat. Keep 'crete wet/cool for a while after finishung, a few days should do.
 
   / Retaining walls and patio
  • Thread Starter
#237  
Uneventful pour... which is a good thing I guess. Ordered 7 yards, used about 6.5. 480 sq ft.

$1,187 for concrete, $385 for pumping, $800 for finishers.
 

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   / Retaining walls and patio
  • Thread Starter
#238  
I tried to find form oil but couldn't so I made some with a 30/70 mix of motor oil and diesel. Let's see if it helps the forms pop off tomorrow.
 
   / Retaining walls and patio #240  
When I did our garage addition last year I used 50/50 vegetable oil and mineral oil. Worked very well.
 
 
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