The ideal concrete psi for a given project depends on various factors, but the bare minimum for any project usually starts around 2,500 to 3,000 psi. Each concrete structure has a normally acceptable ...

Quikrete Q-Max Pro Concrete Gives 1-Hour Working Time, 3-Hour Walk-On Time, 6,500 psi. First concrete mix to deliver one-hour working time, ... 3,000 psi in 24 hours and 6,500 psi in 28 days; ...

The hikes, ranging from $6 to $8 a cubic yard, depending on the grade and volume, now put the average going rate for a cubic yard of 3000 PSI concrete at about $75 to $78, industry sources say.

Sidewalk-grade concrete is usually rated at a crush strength of 3,000 psi. Custom mixes that might require special handling and finishing can achieve ratings in excess of 6,000 psi. “Concrete in ...

For challenging concrete repairs from 1/4 in. to 6 in. thick, ... The mix develops strength greater than 3,000 psi at 1 hour and 9,000 psi after 28 days. Request More Info .

It will burrow 8 meters into the ground through 10,000 psi reinforced concrete." That’s quite a reduction between 5,000 and 10,000 psi. Something several times stronger could degrade performance ...