6.5.4.2. Underground piping - Using excavation machinery

Manhours for attending* on excavating equipment, can be assessed with the following calculator. *Labour to clean up the sides and bottom of the trench, remove obstacles etc., as the machine proceeds. Cognizance should be taken, however, that conditions such as the soil, terrain, climate, labour practices, and availability of equipment will require that estimates be adjusted. Input dimensions as indicated using either US/Imperial or metric measurements. 

A hypothetical example can be seen by clicking Real time sync (Foot of table), then enter the secret word 'assisters' and click connect.