| Activity | Unit | Labour | Material | ||
| Time-standard
(hour) |
Skill | Quantity | Product | ||
| Drain-pipe laying, on bedding, in trench | lm | 0.16 | labourer | 3.1 pcs
or 2.04 pcs |
terracotta pipe or
enamelled clay-tube |
| Collector and drain-system laying
on bedding, in trench, attached (diameter 10-15-20 cm) |
m | 0.16 | labourer | 1.015 m | concrete pipe
(cement duct) tube with base or socket |
| Bedding bottom-drain or bottom-channel | m3 | 2.09 | labourer | 1.23 m3 | screened gravel |
| Covering bottom-drain or bottom-channel | m | 0.07 | labourer | 5 pcs | partition brick |
| Building stratified filter (drain) mass | m3 | 2.57 | labourer | 1.08 m3 | screened gravel
(or sand, or riprap) |
| Sealing drain or channel
(barrier construction) |
m3 | 1.32 | labourer | 1.23 m3 | mine-clay, bitumen or cement
and soil |
| Spreading drain-blanket (layer)
on ready-made grade |
m3 | 1.83 | labourer | 1.14 m3 | gravel
(sand, grail) |
| Building temporary drain system
on bedding or in trench, attached |
m | 1.25 | labourer | 16.7 pcs | stock brick |
| Building temporary drain system
on bedding or in trench, attached |
m | 0.16 | labourer | 5.4 pcs
or 0.0085 m3 |
crest tile
of faggot |
| Backfill construction
maximun slope: 1:3 spread by equipment (e.g. grader) |
m3 | 0.1 | labourer | 0.3075 m3 | gravel |