Indexes for selected equipment show moderate increase

Costs for six selected equipment items used in refining construction operations have been surveyed for the 3 years, 1994--1996. The accompanying table shows Nelson-Farrar equipment indexes for these items of equipment. The six categories of equipment tracked are bubble trays, fractionating towers, tube stills, valves and fittings, tanks and pressure vessels, and non-metallic building materials. Tables also present data on operating costs for materials, labor, and equipment