Construction Man-hour Norms
| Description | Items | Unit | Tradesman Hours | Labourer Hours |
| Flashings, Downpipes, Gutters | ||||
| Cover or apron flashing, sheet steel/aluminium | ||||
| 200mm-500mm girth | m | 0.45 | ||
| 500mm-800mm girth | m | 0.55 | ||
| Downpipe with metal brackets at 900mm centres | ||||
| Sheet steel 100mm dia | m | 0.3 | ||
| PVC 100mm dia | m | 0.25 | ||
| Bend to steel or PVC | No | 0.1 | ||
| Eaves gutter with metal brackets, straps at 900mm centres | ||||
| Standard sheet steel / aluminium | m | 0.35 | ||
| Standard PVC | m | 0.3 | ||
| Box gutter, sheet steel/aluminium, with metal straps/ | ||||
| brackets at 900mm centres | ||||
| 600mm-800mm girth | m | 0.6 | ||
| 1000mm-1200mm girth | m | 0.7 |
Planning Production Rates
| Task / Description | Slow | Ave | Fast | Units |
| UPVC Downpipes, 75mm | - | 3.3 | - | m/hr |
| UPVC Guttering, 75mm | - | 3.1 | - | m/hr |
| UPVC RWP Fittings, 75mm | - | 3.1 | - | no/hr |
| Cast Iron Downpipes, 75mm | - | 2.1 | - | m/hr |
| Cast Iron Guttering, 75mm | - | 2.5 | - | m/hr |
| Cast Iron RWP Fittings, 75mm | - | 2.2 | - | no/hr |
| Aluminium Downpipes, 72mm | - | 2.5 | - | m/hr |
| Aluminium Guttering, 72mm | - | 2.9 | - | m/hr |
| Aluminium RWP Fittings, 72mm | - | 1.9 | - | no/hr |
