Worker scenario

Source geometry

Mass

(t)

Density

(g/cm³)

Thickness

(cm)

Radius

(cm)

Distance

(cm)

Time

(h)

Source material for the external pathway^a

Source material for the internal pathway^a

Dust loading (g/m³)

Number of workers

Scrap truck driver

1 full cylinder

3.3

0.126

400

145

150

1

NORM scrap

NORM scrap

1 × 10⁻⁵

2

Scrap unloader

1 full cylinder

3.3

0.126

400

145

150

3

NORM scrap

NORM scrap

1 × 10⁻⁵

2

Scrap cutter/sorter

1 full cylinder

3.3

0.126

400

145

150

10

NORM scrap

NORM scrap

1 × 10⁻⁵

2