TNPSC Combined Technical Services Syllabus and Exam Structure for 2025
πŸ•’ Updated On: 21 August 2026 | 06:57 AM πŸ“„ Category: Result

Overview of TNPSC CTS Syllabus 2025

The Tamil Nadu Public Service Commission (TNPSC) has unveiled the comprehensive syllabus for the Combined Technical Services (CTS) recruitment exam scheduled for 2025. Candidates are encouraged to review this syllabus in detail, along with the exam pattern, to formulate a structured study plan. Familiarity with both elements is crucial for effective preparation.

Key Information on TNPSC CTS Exam

Exam NameConducting AuthorityNumber of VacanciesSelection ProcessNo. of QuestionsDurationTotal MarksOfficial Website
TNPSC Combined Technical Services RecruitmentTamil Nadu Public Service Commission (TNPSC)330Written Examination and Interview200Paper-I - 3 Hours
Paper-II - 2 Hours
Paper-I - 300 Marks
Paper-II - 200 Marks
tnpsc.gov.in

Detailed TNPSC CTS Syllabus 2025

Understanding the syllabus is vital for preparing effectively for the TNPSC CTS exam. It outlines essential topics to be studied, ensuring you focus on crucial areas. The syllabus encompasses both general subjects and specific technical topics relevant to the positions available.

Paper-I

SubjectTopics Covered
SurveyingChain Surveying, Compass Techniques, Plane Table Methods, Theodolite Techniques, Levelling, Contouring, Area and Volume Calculations
Building MaterialsStones, Bricks, Cement, Lime, Timber, Paints and Varnishes, Miscellaneous Materials
Construction TechnologyFoundations, Brick Construction, Stone Construction, Doors and Windows, Floors and Roofs, Scaffolding, Formwork
Civil Engineering DrawingBuilding Design, Plan, Elevation, and Section, Doors and Windows, Staircases, Details of Structural Components
Estimating and CostingTypes of Estimates, Detailed and Abstract Estimates, Rate Analysis, Valuation
Environmental EngineeringWater Supply, Sanitation, Sewage Treatment, Solid Waste Management
Transportation EngineeringRoads, Railways, Bridges, Traffic Engineering
Irrigation EngineeringTypes of Irrigation, Canals, Dams, Water Logging, Drainage
Survey InstrumentsLevels, Theodolites, Total Stations, GPS, EDM Instruments

Paper-II

SectionTopics Covered
General StudiesGeneral Science (Physics, Chemistry, Biology), Recent Developments, Geography, India's History and Culture, Indian Polity, Economy of India, National Movement of India, Administrative Development in Tamil Nadu
Aptitude & Mental AbilitySimplification, Interest Types, Areas and Volumes, Work and Time, Logical Reasoning, Puzzles, Number Sequences, Data Interpretation

Exam Preparation Tips for TNPSC CTS 2025

To prepare effectively for the TNPSC CTS examination, candidates are advised to adhere to the following preparation strategies:

  • Understand the Exam Pattern and Syllabus: Familiarize yourself with the syllabus and exam format for better planning.
  • Create a Study Schedule: Organize study time for both General and Nursing subjects.
  • Refer to the Best Study Materials: Utilize recommended resources and books for a thorough grasp of each subject.
  • Practice Regularly: Engage in solving practice papers and previous years’ questions to hone your skills.
  • Focus on Conceptual Clarity: Prioritize understanding the underlying concepts rather than rote memorization.
  • Improve Speed and Accuracy: Work on answering questions efficiently and correctly.
  • Stay Updated with Current Affairs: Regularly read newspapers and digital resources for current events.
  • Maintain a Healthy Lifestyle: Ensure proper nutrition, hydration, and take frequent breaks.
  • Revision is Key: Regularly revisit topics to enhance retention and recall.
  • Stay Positive and Motivated: Maintain a confident and enthusiastic approach throughout your preparation journey.
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