Linear measurement

Angular measurement

Vertical measurement

Linear and angular measurement

Vertical dimension

Horizontal dimension

Inclined dimension

Parallel dimension

Plane table levelling

Trigonometric levelling

Reciprocal levelling

Simple levelling

1.700 m

1.600 m

1.500 m

0.700 m

To measure vertical angle only

To measure inclined angle only

To measure horizontal angle only

To measure horizontal vertical angles