Structure ID: 300450

3×3 Storm Manhole

Standard Features:

  • 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)
  • Manway Access Opening (shown)
  • Blockouts as Needed (shown)
  • Concrete Slab TopĀ (shown)
  • Heavy Duty Cast Iron Frame & Cover
  • No Special Lifting Attachments Required- Standard Hooks Only
  • Smooth Corners for Safe Installation & Quality &…It Just Looks Better!

Additional Notes:

  • Steel Grating In Lieu of Cast Iron
  • Change the Height as Needed
  • Riser Sections for Adjustable Height
  • Storm Manhole Grade Rings for Adjustable Height

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