scope:

General

This standard describes a procedure for the application of a coating system to the interior surfaces of covered steel hopper rail cars used primarily in the plastic, food, and chemical industries.

The requirements for surface preparation, coating application, inspection, and quality tests necessary for internally coating a covered steel hopper car are covered in this standard.

This standard calls attention to basic safety precautions regarding the handling and use of coating materials and solvents. Chapter 1 of NACE Publication TPC 2¹ contains more detailed information. Material safety data sheets (MSDS) supplied by the coating manufacturer provide specific safety information.

Appendix A (nonmandatory) is a suggested inspection report form for covered hopper car coating systems.

Appendix B (nonmandatory) describes essential facilities and equipment for application of a coating system to the interior of covered hopper cars.