1. Metal ranging rods
2. Measuring chain
3. Vernier theodolite
4. Prismatic compass
5. Engineers plane table
6. Trough compass
7. Plani meter
8. Optical square
9. Box sextant
10. Levelling staff
11. Substense bar with stand
12. Subtense bar
13. Total station
14. Laser theodolite
Dr.Nisha Rathakrishnan
Assistant Professor
Department of Civil Engineering
National
Tiruchirappalli – 620 015.
E-mail : nisha@nitt.edu