Revision of Drainage, Manholes and Gulleys from Thu, 2011-07-14 15:02
Manholes and Gulleys
| Task / Description | Slow | Ave | Fast | Units |
| Concrete Pre-Cast Manhole Units, 610 x 455 x 51 mm | - | 1.2 | - | hrs/no |
| Concrete Pre-Cast Manhole Units, 990 x 610 x 64 mm | - | 1.6 | - | hrs/no |
| Brickwork Manhole, 1.0 brick engineering | - | 0.3 | - | m2/hr |
| Brickwork Manhole, 1.5 brick engineering | - | 0.2 | - | m2/hr |
| Brickwork Manhole, 2.0 brick engineering | - | 0.2 | - | m2/hr |
| Benching to Manhole, under 0.5m2 | - | 0.9 | - | hrs/no |
| Benching to Manhole, 0.5-0.75m2 | - | 1.2 | - | hrs/no |
| Benching to Manhole, 0.75-1.0m2 | - | 1.8 | - | hrs/no |
| Brickwork Manhole, build in pipes, under 150mm dia | - | 0.1 | - | hrs/no |
| Brickwork Manhole, build in pipes, 150-225mm dia | - | 0.2 | - | hrs/no |
| Brickwork Manhole, build in pipes, over 225mm dia | - | 0.3 | - | hrs/no |
| Brickwork Manhole, build in cast iron covers | 0.3 | 0.6 | 1.2 | hrs/no |
| Yard Gulleys, 75-150mm dia pipes, bed and level | - | 2.2 | - | no/hr |
| Yard Gulleys, 150-225mm dia pipes, bed and level | - | 1.8 | - | no/hr |
| Yard Gulleys, 225-300mm dia pipes, bed and level | - | 1.5 | - | no/hr |
| Road Gulleys, 600mm deep, bed and level | - | 1.2 | - | no/hr |
| Road Gulleys, 750mm deep, bed and level | - | 0.8 | - | no/hr |
| Road Gulleys, 900mm deep, bed and level | - | 0.4 | - | no/hr |
| Road Gulleys, 1,200mm deep, bed and level | - | 0.3 | - | no/hr |
| Road Gulleys, install gratings | - | 5.0 | - | no/hr |
| PVC Manhole | - | 15.0 | - | mins/no |
