C443-21 Standard Specification for Joints for Concrete Pipe and Manholes, Using Rubber Gaskets
- See also WK84798 proposed revision
- See also WK84798 proposed revision
C1619-23 Standard Specification for Elastomeric Seals for Joining Concrete Structures
- See also WK78454 proposed revision
- See also WK88001 proposed reapproval
C1677-11a(2024) Standard Specification for Joints for Concrete Box, Using Rubber Gaskets
- See also WK88000 proposed reapproval
- See also WK87998 proposed revision
C1896-20 Standard Specification for Joints for Concrete Arch Pipe Using Profile Rubber Gaskets
- See also WK87999 proposed revision