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fundamentals of engineering supplied-reference handbook - Ventech!

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Other Mass Transfer Operations<br />

For additional information concerning solid/fluid separators,<br />

membrane separations, and air stripping, refer to the<br />

ENVIRONMENTAL ENGINEERING section.<br />

107<br />

COST ESTIMATION<br />

Cost Indexes<br />

CHEMICAL ENGINEERING (continued)<br />

Cost Indexes as Annual Averages<br />

Year<br />

Marshall and Swift installedequipment<br />

index for the<br />

process industry, 1926 = 100<br />

Chemical<br />

<strong>engineering</strong> plant<br />

cost index<br />

1957–1959 = 100<br />

1950 167 79<br />

1960 237 102<br />

1970 301 126<br />

1980 675 261<br />

1990 924 356<br />

2000 1,108 394

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