Study of plane table and its accessories.
Introduction
The most commonly used plane table It consists of a well-seasoned wooden table Top mounted on a tripod. The table top can rotate about vertical axis freely. Whenever necessary table can be clamped in the desired orientation. The table can be levelled by adjusting tripod legs.
This experiment is useful to study plane table and its accesories.
Principle
Plane Table is a graphical method where measurements are carrying out the plotting details for preparing the map of the area.
Equipments Used
- Plane table with tripod.
- Alidade.
- Plump bob.
- Plumbing fork.
- Ranging rods.
- Spirit level tube.
- Drawing sheet.
- Level with tripod.
- Leveling staff.
- Magnetic compass.
- Measuring tape.
- Graticule.
- Clinometer.
- Theodolite.
- Staff.