Recycled 57 concrete is crushed old concrete screened to a 3/4 inch to 1 inch size range. It's gray to light gray, angular in shape, and made from recycled material such as old sidewalks, slabs, and demolished structures. The 57 refers to a standard gradation size used across the construction industry. It works as a durable, lower-cost alternative to mined stone for driveways, drainage, French drains, retaining wall backfill, and general fill.

Recycled 57 concrete is commonly used for driveways and parking pads, road base and sub-base layers, drainage systems and French drains, retaining wall backfill, temporary construction site access, and under-slab general fill. The angular shape locks together well for stable surfaces, and the open spaces between stones let water drain freely. It is not suitable for structural concrete mixes or projects that require strict aesthetic uniformity, since color and texture vary slightly batch to batch.

Both are #57 gradation and perform comparably for drainage and driveway base. The differences are source, appearance, and price. Limerock is mined virgin limestone with a consistent off-white color. Recycled concrete is crushed from demolished slabs and tends to be gray with occasional color variation from brick or old aggregate fragments. Recycled concrete typically costs less and has a smaller carbon footprint. Limerock is preferred when uniform appearance matters, when an engineer specifies virgin aggregate, or for placement near acid-loving plants such as azaleas, blueberries, or citrus.

As a recycled product, the production costs are significantly lower than those of virgin quarried stone. The honest tradeoffs are slightly higher water absorption, less uniform color, occasional inert debris, and mild alkalinity in early runoff near plants. For structural specs that require virgin material, recycled concrete may not be permitted, but for the vast majority of residential and commercial uses, it's the better value per ton.

Yes. It drains fast in heavy rain and holds up to the wet/dry cycle that softer materials struggle with. The angular pieces lock together better than rounded river rock, and the open gradation lets afternoon thunderstorm runoff move through the voids instead of pooling. For typical residential use, plan 4 inches compacted over a stable base. If your sub-grade is soft sandy soil, common in Florida, lay 3-4 inches of limerock screenings or crushed concrete fines first and compact before adding your 57 stone.

Yes. The 3/4 to 1 inch gradation creates large void spaces that move water quickly, making it one of the most common stones for French drains. It drains just as freely as virgin limerock 57 at a lower cost. Wrap the perforated drain pipe and surrounding stone in non-woven geotextile fabric to keep silt from migrating in and clogging the voids over time. If the drain runs near acid-loving plants, see the pH question above or step up to virgin limerock 57 instead.

For a driveway or any heavy-use surface, yes. A non-woven geotextile, also called permeable landscape fabric, stops the stone from sinking into soft sub-soil and stops weeds and silt from migrating up into the void space. Without it on Florida's sandy soils, you'll lose stone depth over time and the surface will rut. For a decorative landscape bed with light foot traffic, fabric is optional but still recommended.

Properly installed, no. The angular shape of crushed concrete locks tighter than rounded river stone, and the open gradation lets water move down through the voids instead of carrying material sideways. The two common failure modes are lack of edge containment, where stone migrates over driveway shoulders during heavy flow, and installation on bare sandy soil without a geotextile fabric below. Add steel, paver, or concrete edging plus a geotextile underlayment and a 57 stone driveway will hold through Florida storm season.

No. Every load is run through a magnetic separator at the crushing plant to remove rebar, wire mesh, and tie wire before the material is screened to size. You may occasionally see small inert fragments, that's normal for recycled material, but loose metal is removed before it reaches a truck.

You may see small amounts. Well-run plants screen this down to very low levels, but recycled 57 concrete does come from mixed demolition sources, so occasional inert debris such as brick fragments or old aggregate is possible. It does not affect drainage or driveway performance. For projects where uniform appearance matters, virgin limerock 57 is the cleaner aesthetic choice.

Recycled 57 concrete weighs about 1.2-1.4 tons per cubic yard. A standard dump truck in Florida carries up to 20 tons. At a 4-inch compacted depth (typical residential driveway base), one full load covers roughly 1,000 square feet. Use the calculator on this page for exact tonnage with a 10% buffer for compaction and edge loss.

Yes. We deliver recycled 57 concrete across Florida, including Tallahassee, Jacksonville, Gainesville, Orlando, Lakeland, Clearwater, Tampa, St. Petersburg, Port St. Lucie, West Palm Beach, Fort Myers, Cape Coral, Pompano Beach, Fort Lauderdale, Hialeah, and Miami, plus surrounding areas. Enter your ZIP on the product page for an all-in delivered price with no hidden fees, pick your delivery date, and a dump truck drops the stone at the most accessible spot on your property. Someone must be available on site to receive the delivery.