CE25C03 Surveying and Geomatics – Semester III – Civil / Agri / Geo / Env / Civil(Env) – R-2025

Subject Code & Name: CE25C03 – Surveying and Geomatics

Regulation: R-2025

Semester: III (Third Semester)

Branch: B.E. Civil Engineering (Civil) / B.Tech. Agricultural Engineering (Agri) / B.E. Geoinformatics Engineering (Geo) / B.E. Environmental Engineering (Env) / B.E. Civil Engineering (Environmental Engineering) (Civil(Env))

Credits / L-T-P: 3 Credits | L-T-P: 3-0-0

Course Objectives

• To study the various methods of surveying and understand the concept of control, control and modern surveying and also to use various survey instruments.

Full Unit-wise Syllabus

Unit I – Levelling

Chain Surveying, Datum, benchmarks, levelling methods (fly and check), booking and reduction, contouring

Unit II – Theodolite Surveying

Horizontal and vertical angle measurements - Temporary and permanent adjustments - Trigonometric levelling - Single and double plane methods – Stadia tacheometry - Subtense method - Tangential tacheometry.

Activities: Review of Competitive Exam Questions related to levelling and theodolite surveying.

Unit III – Modern Surveying

Total station - components, working, errors, applications; Bathymetry, GPS - components, data acquisition, errors, applications; Introduction to drone surveying and LiDAR.

Activities: Case study report on GPS applications.

Unit IV – Control Surveying, Adjustment

Horizontal and vertical control, triangulation, traversing, trilateration, coordinate computation; errors, weights, and adjustment of observations.

Activities: Seminar on control surveying.

Course Outcomes (COs)

• CO1: Explain principles of levelling, theodolite surveying, and contouring.
• CO2: Apply surveying techniques to determine heights, distances, and field measurements.
• CO3: Analyze modern surveying methods such as Total Station, GPS, and remote sensing tools.
• CO4: Apply control surveying methods and adjust observations for accurate surveying results.

Assessment Pattern (Quick Note)

• Weightage: Continuous Assessment 40% | End Semester Examinations 60%
• Internal methodology: Quiz - 10%, Case study report – 20%; Seminar report – 20%, Internal Examinations – 50%

Source: Official Anna University – B.E. Civil Engineering R-2025 Curriculum
Last Updated: September 2026