Concretum Operis
Richmond, CA 94801
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Our Story
We are a family-owned business. Owner Roberto Gonzalez has been in the business for 20+ years, and we are dedicated to helping you with your Concrete needs. Our goal is customer satisfaction from start to finish & will guarantee top quality service. Our experience, man-power, & disciple is what separates us from our competitors. Concrete works is our product in which we must try & sell to the customers. No project is ever too small or too big, we will always go into a project with the same mindset; providing the best product & satisfying the customer.
Commercial Experience
Airport Runway
Apartments & Condominiums
Bridge
Casinos
Civil & Site Development
Dams & Levies
Education (K-12)
Government
Grocery Stores
Historic Preservation
Hotel / Motel
House
Jail / Prison
Manufacturing Plant
Non-Residential Building
Office Building
Park / Playground
Parking Garage
Parking Lots
Residential Building
Restaurant
Retail Store
Road / Highway
School / College / University
Sewage / Water Treatment Plant
Single Family Residential
Tunnel
Regions & Counties Serviced
- San Francisco, Oakland, San Jose
California 9
- Alameda
- Contra Costa
- Marin
- Napa
- San Francisco
- Santa Clara
- Santa Cruz
- Solano
- Sonoma
Our CSI Codes
03 01 20 - Maintenance of Concrete Reinforcing
03 01 30 - Maintenance of Cast-in-Place Concrete
03 01 70 - Maintenance of Mass Concrete
03 06 20 - Schedules for Concrete Reinforcing
03 06 20.13 - Concrete Beam Reinforcing Schedule
03 06 20.16 - Concrete Slab Reinforcing Schedule
03 06 30 - Schedules for Cast-in-Place Concrete
03 06 30.13 - Concrete Footing Schedule
03 06 30.16 - Concrete Column Schedule
03 06 30.19 - Concrete Slab Schedule
03 06 30.26 - Concrete Beam Schedule
03 06 70 - Schedules for Mass Concrete
03 30 53 - Miscellaneous Cast-in-Place Concrete
03 31 13 - Heavyweight Structural Concrete
03 31 23 - High-Performance Structural Concrete
03 70 00.00.01 - Mass Concrete
03 71 00.00.01 - Mass Concrete for Raft Foundations
03 72 00.00.01 - Mass Concrete for Dams
35 01 70 - Operation and Maintenance of Dams
35 05 70 - Common Work Results for Dams
35 06 70 - Schedules for Dams
35 49 13 - Floodwalls
35 49 13.13 - Concrete Floodwalls
35 70 00.00.01 - Dam Construction and Equipment
35 71 13 - Concrete Gravity Dams
35 71 16 - Masonry Gravity Dams
35 72 13 - Concrete Arch Dams
35 74 13 - Concrete Buttress Dams
