Class III Pipe Detail
Technical Specifications
- ASTM C443
- ASTM C76
- AASHTO M170
Installation
ASTM C1479 or Project Plans and Specifications, whichever is more stringent.
Inspection
For inspection, follow AASHTO "Culvert and Storm Drain System Inspection Guide"
Suggested Fill Height Table (based on ACPA guidance)
Pair Class III Pipe Detail with...
Butyl Rubber Sealant
Meets ASTM C990 and AASHTO M198.
Available Sizes:
- Conseal 3/4": 15", 18"
- Conseal 1": 24", 30"
- Conseal 1 1/4": 36", 42", 48", 54", 60", & 72"
Joint Details
Documents
- 15"-42" Wall "B" Joint Foltz Details (PDF - 169 KB)
- 48"-72" Wall "C" Joint Foltz Details (PDF - 114 KB)
- ASTM C76 15"-72" Class III Foltz Detail (PDF - 145 KB)
- ASTM C76 Special Reinforcement Design Foltz Detail (PDF - 97 KB)

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