- 5 -
Year
Grades
Size (inches)
Volume (Pounds)
1974 & 1975
Tovex® EL825-B
2-1/2 x 16
89,450
Use
Quarry & Construction
200
1-1/2 x 12
11,283
Quarry & Underground Mining
200
1 x 12
30,685
Tunnel & Construction
550
2-1/2 x 16
130,550
Quarry & Construction
Total 1974 & 1975
261,968
1976
Tovex® EL825-B
2-1/2 x 16
146,600
Quarry & Construction
800
2-1/2 x 16
80,000
550
2-1/2 x 16
5,000
Quarry & Construction
Quarry
200
1 x 12
138,165
Construction
200
1-1/4 x 12
27,617
Mining & Construction
Total 1976
397,382
1977
Tovex® 800
2-1/2 x 16
332,200
Quarry
200
1 x 12
96,650
Tunnel & Construction
200
1-1/4 x 12
71,350
Quarry & Construction
Pourvex® Extra
5" x 25 Pounds
201,500
Quarry
Total 1977
701,700
Total Volume
1,361,050