Choosing the Correct Grid

KNOW THE REQUIREMENTS

Specific Cattle Guard

• Federal Agency
• State (DOT)
• County
• City
   

Load Rating

• Specific design vehicle
• Minimum Axle Capacity
• Max Axle Rating
   

Fabricator Qualifications

• AISC Certified Bridge Manufacturing Plant
• AWS Certified Inspectors/Fabricators
• CWB Certified Fabrication of Steel Bridges
   

Materials

• Steel Grade
• New Metal (unused)
• American Made and Melted (Domestic)
• ASTM Requirements
   

Coating

• Unpainted
• Painted – One Coat DTM
• Painted – Prime and one coat
• Painted – Prime and two coats
• Hot Dipped Galvanized
   

Dimensions

• Height
• Road Width
• Driving Distance
   

DD = Driving Distance; RW = Road Width