• 1. This recommended practice describes a procedure for the application of a coating system to the interior surfaces of covered railroad steel hopper cars used primarily in the plastic, food, and chemical industries.
• 1.2 The requirements for surface preparation, coatings application, inspection, and quality tests necessary for internally coating a hopper car are covered in this standard.
• 1.3 This recommended practice calls attention to basic safety precautions regarding the handling and use of coating materials and solvents. NACE Publication 6D16~, "A Manual for Painter Safety," contains more detailed information. Material safety data sheets supplied by the coatings manufacturer provide specific safety instructions. 
• 1.4 Appendix A is a suggested hopper car coating system inspection report form.  1.5 Appendix B describes essential facilities and equipment for application of a coating system to the interior of covered hopper cars

Historical Document 1986