Concrete Systems Inc (CSI)
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Specifications:
- Designed for 0` to 4` of cover
- Manufactured to meet 5,000 psi concrete
- ASTM A615/ASTM A185 GR 60 black plain reinforcing
- Utility structures designed in accordance with ASTM C858 & ACI 318-02
- **NOTE: If box is to be used as a septic tank the ASTM and design criteria may change.
Accessory Items Available:
- Flexible sleeves
- Asphalt coating
- Hatches
- Steps and ladders
