Plumbing

Common labour factors for Plumbing.

For a feasibility study, your Plumbing breakdown is 50% labour, 50% materials and 0% fixed costs.

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Plumbing

Description

Man Hours

Unit

Sanitary Fixtures

Fix only including brackets, fixings, etc

Vanity basin

1.70

hrs/no.

Wall basin

1.75

hrs/no.

Bath, pressed steel

1.40

hrs/no.

Bidet—excluding heater

2.00

hrs/no.

W.C. suite
floor mounted

2.35

hrs/no.

W.C. pan
wall mounted

1.00

hrs/no.

Cistern, wall type

1.00

hrs/no.

Cleaner's sink

1.80

hrs/no.

Kitchen sink

1.50

hrs/no.

Laundry trough

1.00

hrs/no.

Slop hopper

5.00

hrs/no,

Urinal

single stall

3.50

hrs/no.

1800mm long

5.00

hrs/no.

3000mm long

6.50

hrs/no.

Hot Water Units

Fix only, including connections to piping

Hot water cylinder

Instantaneous multi-point

1.50

hrs/no.

180 litre mains pressure, glass lined

3.00

hrs/no.

Add for low pressure unit

3.00

hrs/no.

Cocks, Taps and Traps

Fix only including connections, diameter

Stop cock

15mm to 25mm

0.25

hrs/no.

32mm

0.35

hrs/no.

40mm

0.50

hrs/no.

50mm

0.75

hrs/no.

Tap or faucet

Basin combination set

0.50

hrs/set

Laundry combination set

0.75

hrs/set

Pillar tap

0.35

hrs/set

Shower combination set

3.00

hrs/set

Sink combination set

1.25

hrs/set

‘S’ or ‘P’ trap, copper or brass

40mm diameter

0.25

hrs/no.

50mm diameter

0.30

hrs/no

‘S’ or ‘P’ trap, PVC

32mm diameter

0.50

hrs/no.

40mm diameter

0.55

hrs/no.

50mm diameter

0.60

hrs/no.

Soil, Waste and Vent Pipes

Constants include fixing to walls and testing.

Pipe constants exclude bends, junctions, etc. To include these in ‘per metre’ constant, allow one fitting for every 2 to 3 metres of pipe

Copper pipe, diameter

32mm

0.35

hrs/m

40mm

0.40

hrs/m

50mm

0.47

hrs/m

65mm

0.53

hrs/m

80mm

0.60

hrs/m

100mm

0.68

hrs/m

150mm

0.78

hrs/m

Bend, diameter

32mm

0.15

hrs/no.

40mm

0.18

hrs/no.

50mm

0.25

hrs/no.

65mm

0.30

hrs/no.

80mm

0.35

hrs/no.

100mm

0.45

hrs/no.

150mm

0.65

hrs/no.

Junction, diameter

32mm

0.22

hrs/no.

40mm

0.26

hrs/no.

50mm

0.30

hrs/no.

65mm

0.35

hrs/no.

80mm

0.40

hrs/no.

100mm

0.50

hrs/no.

150mm

0.80

hrs/no.

PVC pipe, diameter

32mm

0.25

hrs/m

40mm

0.28

hrs/m

50mm

0.30

hrs/m

65mm

0.33

hrs/m

80mm

0.38

hrs/m

100mm

0.40

hrs/m

Bend, diameter

32mm

0.16

hrs/no.

40mm

0.18

hrs/no.

50mm

0.22

hrs/no.

65mm

0.27

hrs/no.

80mm

0.33

hrs/no.

100mm

0.42

hrs/no.

Junction, diameter

32mm

0.18

hrs/no.

40mm

0.20

hrs/no.

50mm

0.24

hrs/no

65mm

0.30

hrs/no.

80mm

0.35

hrs/no.

100mm

0.45

hrs/no.

Water Pipes

Constants include fixing to walls and testing.

Pipe constants exclude bends, tees, etc. To include these in ‘per metre’ constant, allow one fitting for every 2 to 3
metres of pipe

Copper pipe, diameter

15mm

0.22

hrs/m

20mm

0.24

hrs/m

25mm

0.26

hrs/m

32mm

0.30

hrs/m

40mm

0.35

hrs/m

50mm

.040

hrs/m

65mm

0.47

hrs/m

80mm

0.55

hrs/m

100mm

0.65

hrs/m

PVC pipe, diameter

15mm

0.13

hrs/m

20mm

0.13

hrs/m

25mm

0.16

hrs/m

32mm

0.18

hrs/m

40mm

0.20

hrs/m

50mm

0.23

hrs/m

65mm

0.26

hrs/m

80mm

0.30

hrs/m

100mm

0.35

hrs/m

Bend, diameter

15mm

0.10

hrs/no.

20mm

0.10

hrs/no.

25mm

0.10

hrs/no.

32mm

0.13

hrs/no.

40mm

0.15

hrs/no.

50mm

0.18

hrs/no.

65mm

0.20

hrs/no.

80mm

0.25

hrs/no.

100mm

0.33

hrs/no.

Tee, diameter

15mm

0.14

hrs/no.

20mm

0.14

hrs/no.

25mm

0.14

hrs/no.

32mm

0.15

hrs/no.

40mm

0.18

hrs/no.

50mm

0.22

hrs/no.

65mm

0.24

hrs/no.

80mm

0.29

hrs/no.

100mm

0.38

hrs/no.

Plumbing

Common labour factors for Plumbing.

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Plumbing

Common labour factors for Plumbing.

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