P.Park NJ’s R1-RCA meets the spec for Sports Builders Association ASTM F 2107-08, NJDOT 901.10.02 and NYSDOT 304.1011 Type 2 and 4. R1-RCA’s uses include sub-base (patios, sidewalks, parking lots), drainage alternative, and DGA alternative.

R2 RCA is a less expensive alternative to R1 RCA. It is produced from concrete and contains traces of brick. These products are generally suitable for most commercial and residential sub-base applications providing excellent compaction and durability.

R52 is a well graded sub-grade material. It has excellent compaction qualities when mixed with water and cement it makes an excellent dry pack. This product can earn you LEED credits and increase your profits by replacing expensive natural stone screenings. Use our fine sub-grade material on your next project.

R34 RCA (3/4” Aggregate) is a recycled concrete aggregate that is an alternative to a 3/4" natural stone as determined by the ASTM #57 stone spec. R34 is an aggregate supplement in ready mix concrete specifically for use in inground pools. Its light weight characteristics and compressive strength of 3000 psi make R34 an ideal aggregate supplement. P.Park NJ’s R34 is a green alternative to expensive natural stone which can earn you LEED credits and increase your profits.

R3 RCA (Drainage Stone) mixture is specially made for use as a backfill for storm water drainage systems. This uniform graded material is an excellent alternative to natural quarry stone. Using R3 RCA for your next project can earn you LEED credits and increase your profits by replacing expensive natural stone.