Foreword
Cooperating organizations
Specification
1. Scope
2. Definitions
3. Materials
4. Design features
5. Manufacture and workmanship
6. Coatings
7. Grading
8. Types
9. Designation and specified dimensions
10. Design loads and type testing
11. Quality control tests
12. Marking
Appendices
A. Loading test
B. Optional items to be agreed between the manufacturer
and the purchaser
Tables
1. Designations and specified dimensions of surface
boxes
2. Design loads and test loads
Figures
1. Typical section of a composite unit
2. Keyway dimensions