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The in-place costs per square foot of 74 wall constructions and of 54 floor-ceiling constructions have been estimated for 12 selected cities in the United States. These wall and floor constructions —all previously rated for transmission of airborne and (or) impact sound—are ranked from lowest to highest cost for several minimum levels of insulation against noise.
Iowa State University. Agricultural and Home Economics Experiment Station
Prestemon, Dean R., "Least-cost wall and floor constructions for limiting transmission of noise" (1968). Special Report. 60.