Concrete Base

Precast Concrete Manhole Base

The concrete base sizes we offer range from 36” I.D. to 96” I.D and have 2 different heights depending on the inner diameter size you choose. All bases meet or exceed ASTM C-478.

PRODUCT OPTIONS:

  • 10″ Height
  • 12″ Height

We follow the ASTM C478 standard

CALPORTLAND CONCRETE PRODUCTS

519 South Benson Avenue, Ontario, CA 91762

CALL US: (909) 983-9789

HOURS

Monday 7:00AM-4:00PM PST
Tuesday 7:00AM-4:00PM PST
Wednesday 7:00AM-4:00PM PST
Thursday 7:00AM-4:00PM PST
Friday 7:00AM-4:00PM PST
Saturday Closed
Sunday Closed