- Designed for HS-20 Loading (Other Loading Available: Port, Aircraft, etc.)
- Concrete Compressive Strength of 5,500 PSI at 28 Days
- Steel Reinforced Precast Concrete (Other Reinforcement Options Available)
- Blockouts As Needed (shown)
- Manway Access Opening (shown)
- Concrete Slab Top with Cast Iron Ring & Cover (shown)
- Extended Base (shown)
- Cast Iron Grating in Lieu of Cover
- Thin Wall Knockouts in Lieu of Blockouts
- No Extended Base
- Custom Depths Available
- Riser Sections for Additional Height
- Grade Rings for Additional Height
