Robertson's Ready Mix, Ltd. ready-mix concrete plant in Otay Mesa, CA
Otay Mesa Plant 28 · serving Otay Mesa, CA 92154-8310 (San Diego County)
NRMCA-certified
Robertson's Ready Mix, Ltd. (Otay Mesa Plant 28) is an NRMCA-certified ready-mix concrete plant serving Otay Mesa, CA and nearby ZIP areas. Request a ready-mix concrete quote for your pour (concrete strength, approximate size, pour date, and notes like slump or site access) below.
Certification
NRMCA cert #32610
Listed as certified when last checked 2026-07-03 · expires 2026-08-17
Contact
951-493-650
Location is ZIP-area approximate; confirm exact address with the plant.
Available strengths (PSI), slump, and admixtures aren't verified here. Tell us your spec and we'll confirm with the plant. Estimates only.
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Source: NRMCA Currently Certified Plants directory. Ready Mix Concrete is an independent directory of NRMCA-certified ready-mix concrete plants and is not affiliated with Robertson's Ready Mix, Ltd..