Answer: 4,000 PSI Explanation: The question is incomplete compressive strength is largely determined by the traffic that the driveway is intended to service. Our standard residential driveway mix is 4000 PSI 
Maven Group LLC 
Answer: 4,000 PSI Explanation: Its minimum psi strength reccomended to withstand the elements and durability of average size vehicles. 
BAT Concrete llc 
Answer: 3,000 PSI Explanation: This is typical 
Phoenix concrete services inc. 

ProMatcher 
Answer: 4,000 PSI Explanation: A pound per square inch (psi) is the unit of measurement used to describe the compressive strength of concrete. The most desirable strength for driveways varies based on climatic conditions. In broad terms, the colder the climate the higher the desired psi. Areas which experience large numbers of freeze and thaw cycles also require a higher psi concrete mix design. The typical concrete strength used for a driveway is in the 3000 psi to 4000 psi range, although temperate areas of the country may use lower strengths 
Colorado Concrete 
Answer: 3,500 PSI Explanation: Most Driveways are reinforced at 3500 psi 
Design4 
Answer: 4,000 PSI Explanation: 4,000 lb concrete reinforced with rebar is usually what we place. City approach ' s will be different usually a city mix and 6 inches thick which requires a permit. 
Concrete services 

ProMatcher 
Answer: 4,000 PSI Explanation: 4,000 psi is recommended for vehicle parking 
BellPro Construction LLC 
Answer: 3,000 PSI Explanation: We always use at least 3000 psi concrete. 
A to Z Fence and Concrete 
Answer: 3,500 PSI Explanation: 3500 is standard with higher options easily ordered 
DIRTCO CONSTRUCTION 

ProMatcher 