Marshall And Swift Cost Index For Mining And Milling
Marshall And Swift Cost Index For Mining And Milling. Cost estimation cost indexes present costoriginal cost at time t marshall and industryequipment average of 47 equipment equipment average of 8 of these cement 2 paint 5 chemicals 48 paper 10 clay products 2 petroleum 22 glass 3 rubber 8 ms was 100 in 1926.