• Rated 200 psf.
• 12", 15" deep or 24" deep - nominal inside clear.
• 10", 20", 24", 30", 40" or 48" widths - nominal inside clear.
• Lids -
  • Economical fiber reinforced, man removable concrete lids.
  • Durable, crack resistant Polymer Concrete lids.
  • Lightweight, 5ft long, man removable Comcore™ Composite lids.
  • Steel checker plate.
  • Aluminum checker plate.
• 10ft sections.
• Open bottom or solid bottom (special order)

Medium Vehicle

• Rated 7,000# Gross Vehicle Weight
• 12', 15" deep or 24" deep - nominal inside clear
• 10", 20", 24", 30", 40" or 48" wide - nominal inside clear.
• Lids -
  • 5ft long machine removable concrete lids, most economical.
  • Lightweight, 5ft long, man removable Comcore™ Composite lids.
  • Steel checker plate.
• 10 ft sections.
• Open bottom or solid bottom (special order)

HS20 Road Crossing

• Rated 32,000 lbs/axle highway traffic.
• 12", 16", 24", 36" and 48" deep - nominal inside clear.
• 10", 20", 24", 30", 40", 48" or 60" wide - nominal inside clear.
• 36" and 48" depths are also available in 72, 84 and 96" widths.
• Bases - 10 ft sections standard, 5ft minimum.
• Lids -
  • Concrete - 10ft long machine removable, most economical
  • Steel - 15 to 40 inches long, man removable.
  • Comcore™ Composite - 40 to 60 inches long, lightweight, man removable.
• Solid bottom standard.
  • selected drains and openings by special order.