Dear rconnor & cvg,
Yes, the "it" I was referring to was the asphalt driveway. That is, the driveway cracked right over the culvert pipe within 6 months of the driveway being installed.
You had also asked, rconnor, about the "original non-concrete culvert pipe" material. It was originally...
Dear CVG,
Is the "flowable concrete backfill" you mentioned the same thing as "flowable fill?" (So that I can construe this to mean you believe the flowable fill would be better than regular old gravel/sand stuff?)
I sure do wish we had 24" to bury the pipe, but we are going down as far as we...
Thanks for the comments, guys!
The culvert pipe is currently black plastic, 15" in diameter, installed under a newly paved driveway. This culvert carries rainwater drainage from the street. It is not a large quantity of water, just an average amount, carrying only water run-off from the road...
CVG,
Thanks so much for responding but, as I said, I'm a homeowner and I have no idea what your recommendation is! I'm sorry.
Because this culvert pipe is sitting underneath our driveway to carry the draining water, the depth of the pipe is restricted by the height of a culvert 20 feet away...
Engineering Folks.......
I'm a homeowner with a question on a driveway. Can you help, please??
Is "flowable fill" suitable to put under a 12" diameter non-concrete culvert pipe? The culvert pipe is near the road-end of the driveway to carry drainage water. The driveway guy originally put a...