Encyclopedia of Environmental Science and Engineering, Volume I and II

652 MANAGEMENT OF SOLID WASTE

TABLE 9

Waste generation typical for small fi rms^14

Industrial classification

Weekly wastes

vol. per firm cu/yd 1a

Annual wastes

vol. per firm cu/yd 2b

Average employment

per firm 3c

Annual wastes vol. per

Title employee cu/yd 4d

Ordnance and accessories 2.500 130.00 ee

Canning and preserving^4 — (not surveyed) —

Other food processing (except

203)

10.875 565.50 26.979 20.961

Tobacco — NA — —

Textiles — NA — —

Apparel 4.000 208.00 5.882 35.360

Lumber and wood products 16.083 836.33 17.247 48.492

Furniture and fixtures 23.000 1,196.00 13.767 86.877

Paper and allied products 44.650 2,321.80 35.479 65.442

Printing, publishing and allied 6.448 335.29 13.289 25.230

Chemical and allied 6.506 338.31 18.439 18.438

Petroleum refining eeee

Rubber and plastics 5.275 274.30 9.596 28.583

Leather eeee

Stone, clay, glass, and concrete 9.415 489.60 16.747 29.235

Primary metals 2.000 104.00 23.409 4.443

Fabricated metal products 5.284 274.65 12.951 21.214

Nonelectrical machinery 4.450 231.40 12.921 17.909

Electrical machinery 6.733 350.13 21.036 16.645

Transportation equipment 4.550 236.60 16.490 14.348

Instruments 3.600 187.20 20.1933 8.943

Miscellaneous manufacturing

industries

1.250 65.00 10.931 5.946

a Column 1: Data obtained and calculated for each SIC on the basis of small firm questionnaire response supplied by FMC.

b Column 2: Weekly average in Column 1 multiplied by 52.

c Column 3: Average size of small firm estimated from the distribution of firms by employment size, supplied by the California

Department of Employment (Research and Statistics), San Francisco Office.

d Column 4: Column 2/Column 3.

e Data not available.

TABLE 10^12

Agricultural waste (1966)

Waste Composition

Amount

(million tons/yr)

Crop residue Corn stalks, grain stubble, cull, fruit and vegetable, vines, rice hulls, bagasse,

tree prunings, etc.

552

Animal manure (paunch manure) Organic matter, protein, fat, carbohydrates, nitrogen, phosphorus etc. 1.532a

Poultry manure Same as animal manure 30 b

Animal carcasses — —

Forest operations — 25

Pesticides, insecticides, etc. residue and

containers

Chlorinated hydrocarbons, organophosphorus compounds, other organics and

inorganics, e.g. sulfur, lead arsenate, etc.

—

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