Cutting Holes in concrete by Hand (no/hr
Hole depth (mm) -->
0-75
75-125
125-250
250-375
375-500
Ne 50 cm2
2.94
1.85
1.75
-
-
50-100 cm2
2.22
1.39
1.32
-
-
100-150 cm2
1.67
1.11
1.05
-
-
250-500 cm2
1.28
0.88
0.83
-
-
Cutting Holes in concrete by Machine (no/hr)
Hole depth (mm) -->
0-75
75-125
125-250
250-375
375-500
Ne 50 cm2
-
-
5.88
5.00
4.55
50-100 cm2
-
-
4.00
3.45
3.03
100-150 cm2
-
-
2.50
2.17
1.92
150-250 cm2
-
-
1.67
1.45
1.28
250-500 cm2