A friend forwarded this thread to me....and reminded me I am a member here.
I use the Mac platform for running a decidedly windows based 3 D printing system. If this sounds like a sales pitch...it isn't. Don't call me. ;-)
I simply like Mac Vs Windows arguments...and I especially enjoy my...
Actually Dave,
The customer really wanted sand to fill the void. This would be compacted and then 4" concrete over that.
The problem was transporting the sand by wheel barrow, down a flight of stairs, inside a house, into and thru impossible openings and such. Not fun or easy.
My 120' of 2.5"...
DaveMinter,
No, your are not reading incorrectly...but it was CDF...nothing structural.
Filling a swimming pool about 6 feet for example.
I soaped a slab job in 110º heat after the contractor poorly prepared an in-floor heating system. The loops were popping up and wallsin a mono pour were...
Another fun item is specing slump as it's placed or at the pump truck.
I see specs call for a 4 slump. It's easy to get it at the pump truck but it's hard to cart a load off a high rise.
One day we had an impossible mix that was going in the pump a 3 and coming out a 2.
The heat was making...
I don't disagree.
In my experience, however, the pumpability of the mix is not given the consideration it is due. Often the pumper is at the mercy of the inspector, the machine is in jeopardy and the placing crew at risk because the the mix won't pump.
It's true, engineers goof, but so does...
My guess is your firm has been burned on several jobs that didn't pump properly. Most likely, the cement content was shorted.
I don't see any reason to shy away from pea rock.
As a concrete pumper, specifying a "pumpable pea-gravel mix" , or a "pumpable mix" whenever a pump is used or...
