Guild of Project Controls: Compendium | Roles | Assessment | Certifications | Membership

Cutting Back

Posted Sun, 2009-03-01 18:58 by PP Admin

Cutting Back Concrete

Cutting Piles For Pile Caps, Using Breaker & Air Tools

Providing A Rough Finish (hrs/pile)

Pile Diameter-->

0.35m

0.5m

0.6m

0.79m

0.94m

1.1m

2.2m

0 - 100mm high

0.32

0.44

0.63

0.93

1.38

1.74

 8.10

100-200mm high

0.39

0.56

0.81

1.22

1.83

2.16

 8.58

200-300mm high

0.44

0.64

0.94

1.45

1.92

2.34

 9.00

300-500mm high

0.49

0.72

1.07

1.65

2.10

2.50

 9.50

500-750mm high

0.68

1.02

1.54

2.16

2.55

2.55

10.01

750-1000mm high

0.83

1.32

1.78

2.36

3.37

4.20

10.52

 Providing A Neat Finish (hrs/pile)

Pile Diameter-->

0.35m

0.5m

0.6m

0.79m

0.94m

1.1m

2.2m

0 - 100 mm high

 -

0.63

0.90

1.32

1.93

2.25

 9.72

100-200 mm high

 -

0.76

1.11

1.65

2.39

2.81

10.29

200-300 mm high

 -

0.85

1.25

1.93

2.49

3.04

10.85

300-500 mm high

 -

1.05

1.59

2.38

2.73

3.25

11.40

500-750 mm high

 -

1.41

2.13

2.97

3.45

4.30

12.01

750-1000mm high

 -

2.07

2.79

3.72

4.38

5.43

12.62

Cut Concrete Slabs

Using Trolley Type Clipper Saw (m/hr)

Ne 25 mm deep

15.2

25-50 mm deep

11.5

50-75 mm deep

6.67

Cutting Back

Task / DescriptionSlow  Ave  Fast   Units
 Concrete Pile Caps, 50-300mm deep and 0.6m dia0.6 -  0.3  hrs/no
 Concrete Pile Caps, 300-750mm deep and 0.6m dia1.5 -  0.4  hrs/no
 Concrete Pile Caps, > 750mm deep and 0.6m dia1.8 -  0.8  hrs/no
 Concrete Pile Caps, 50-300mm deep and 1.1m dia1.9 -  0.8  hrs/no
 Concrete Pile Caps, 300-750mm deep and 1.1m dia2.5 -  1.1  hrs/no
 Concrete Pile Caps, > 750mm deep and 1.1m dia4.2 -  2.3  hrs/no
 Concrete Pile Caps, 50-300mm deep and 2.5m dia9.2 -  8.2  hrs/no
 Concrete Pile Caps, 300-750mm deep and 2.5m dia10.1 -  9.5  hrs/no
 Concrete Pile Caps, > 750mm deep and 2.5m dia11.5 -  10.2  hrs/no
 Concrete, Cutting Slabs, 5-25m deep-  15.2 -   m/hr
 Concrete, Cutting Slabs, 25-50m deep-  11.5 -   m/hr
 Concrete, Cutting Slabs, 50-75m deep-  6.7 -   m/hr
 Concrete, Cutting Holes, coring machine-  0.2 -   m3/hr
 Concrete, Cutting Back to expose couplers 0.7m slab-  2.5 -   m/day

Market Place

Eastwood Harris Pty
Primavera P6 and Microsoft Project books, on-line video training courses and training material available from an internationally recognised publisher. Teach yourself using on-line or book based learning or run your own in-house or public courses.
http://www.eh.com.au/