| Activity | Unit | Labour | Material | |||
| Building | Removing | Skill | Quantity | Product | ||
| Time-standard (hour) | ||||||
| Laying pipes for top (open) draining
including bedding (x) |
lm | 0.65 | - | labourer | 31.1 pcs
0.12 m3 |
terracotta pipe
gravel |
| Constructing top (open) draining sump
off shaft rings, bottomed |
lm | 4.0 | 0.8 | labourer | 1.353 pcs
0.198 m3 |
80/75 shaft ring
concrete |
| Constructing vacuum-well
not deeper than 7.5 m 0.6-2.4 m distances, in loose soil (x) |
pcs | 0.5
1.5 |
0.1
0.3 |
driller
labourer |
1.02 m/lm
1 pc |
zinc coated steel pipex
perfect well |
| Constructing vacuum-well
not deeper than 7.5 m 0.6-2.4 m distances, in heavy soil (x) |
pcs | 0.6
1.8 |
0.12
0.36 |
driller
labourer |
1.02 m/lm
1 pc |
zinc coated steel pipex
perfect well |
| Constructing point-well
not deeper than 12 m (x) (approx. 2.0 m distances, NPS 300-400) |
pcs | 6.5
19.5 |
1.3
4.0 |
driller
labourer |
1.02 m/lm
1.02 m/lm 1.02 m/lm |
zinc coated steel pipex
perforated casingx sleeve pipe NPS 200-300 |
| Fitting collector- or force-pipe for
vacuum-well or point-well dewatering |
lm | 0.3
0.6 |
0.06
0.12 |
plumber
labourer |
1.02 m | NPS 100-NPS 300x |