Replies from a questionnaire indicate that the cost of industrial maintenance painting is increasing and that labor-to-material costs are in a ratio of 3 to 1. Data also are given on parameters by which the average cost of maintenance painting in six industrial categories may be estimated. Field testing is the most popular method of selecting a paint and the applied cost of systems based on sandblasted surfaces is noticeably higher than for systems on hand-cleaned surfaces.
Appearance was the most frequently mentioned reason for repainting, with availability of a budget next in significance. The concensus was that intervals for repainting indoors or out should be about four years. Engineers think improved painting practices have saved their companies about 26 percent of total painting costs.
1.2.2, 5.4.5
