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TNPSC Technical Assistant (Civil) Syllabus 2026, Exam Pattern
TNPSC Technical Assistant (Civil) Syllabus 2026, Exam Pattern, Exam Date 2026
Detail Information about TNPSC has published notification 2026 for the recruitment of Technical Assistant (Civil) vacancies. Those Candidates who are Interested to the following vacancy and completed all Eligibility Criteria can read the Notification & Apply Online. In this page we provide the Complete Syllabus of this Recruitment with Latest Update Exam Pattern and the Exam Date also.
TNPSC Technical Assistant (Civil) Syllabus 2026 - Overview
| Recruitment Authority | Tamil Nadu Public Service Commission |
| Posts Name | Technical Assistant (Civil) |
| Vacancies | Notified Soon |
| Apply Mode | Online |
| Category | Syllabus and Exam Pattern |
| TNPSC Exam Date 2026 | Paper-I Exam Date : Notified Soon Paper-II Exam Date : Notified Soon |
| Job Location | Tamil Nadu |
| Selection Process | Paper I & Paper II |
| Official Website | tnpsc.gov.in |
TNPSC Technical Assistant (Civil) Syllabus 2026
Paper I :-
Part A: Tamil Eligibility Test :
Unit I Grammar (25 questions) :
Writing by separating letters, writing together, joining letters, joining lines - difference between kuril and nedil, difference between lakara, lakara, lakara, difference between nakara, nakara, difference between rakara, rakara, difference between rakara, different letters, recognizing cursive letters - recognizing singular and plural letters.
Word root recognition - Identifying the verb stem, adverb, adverb participle, noun, and noun types from the root word. Identifying Tamil words, antonyms, verb spelling errors, and spelling mistakes. Identifying the difference between two verbs.
Unit II: Vocabulary (15 questions) :
(i) Identifying antonyms, one word, one language, finding the correct meaning, multiple words giving the same meaning, finding the wrong word, arranging words in alphabetical order. Words that indicate one meaning, multilingual, two meanings, spoken language, written language. Knowing both the meaning and the synonym of a word.
(ii) Choosing the correct word to write in the space provided (e.g.) Going to school and getting education Speciality (studying, writing) If it appears in the sky, it will rain (mugil, star) Choosing the appropriate object (e.g.) Media Communication device (news and communication device). Society People's group [People's group meeting] Write the abbreviation of place names. (e.g.) Puducherry Puduwai, Mannargudi Mannai, Mylapore - Mayilai; Correct the error (e.g.) Combining pure Tamil words equivalent to one colloquial word (e.g.) Vethil Vetillai Nakkaali Chaiyar
(iii) Correction of errors in speech acts (e.g.) It rained yesterday. Forming new words by combining words and, or. By, then, until, this is not it. However, however, thus Inserting the word in brackets in the appropriate place (therefore because, therefore as, so, until, after) (e.g.) I went to the forest and therefore I saw the tiger I will play until the evening is over After completing the exam, we can go on a trip. A letter that gives meaning (e.g.) Aapasu Eekodu Thai month fire: Name a word that gives multiple meanings (e.g.) Kamala Ganjam Mulari Bangayam These words refer to lotus
Unit III: Writing Skills (15 questions) :
(i) Arranging words to form sentences - Types of sentences - Verb, Infinitive, Infinitive, Singular, Plural, Correct and Correct Sentences.
(ii) Traditional Tamil: Thinai Traditional High Thinai: Mother came. Mother came, the cows got wet. The cows got wet; Male: Masculine; He came. He came; Feminine She came She came: Many Male: They came They came. One's male: It came. It came Many's male: Birds flew - Birds flew; Time: It rained yesterday It rained yesterday I will come yesterday. I will come yesterday; Young name: Cow calf Goat cub: The dog screamed. The dog barked. Verbal: Basket full of rice. Amount: Crowd of people Crowd of sheep Herd Punctuation marks: Quarter point, semicolon, three-quarter point, full stop Exclamation mark Question mark places.
Unit IV: Art Terms (10 Questions) :
You should know the Tamil words that are directly related to the technical terms of various fields, such as science, medicine, management, law, geography. Technology, media, information technology, etc. (For example, search engine Migration. - Allergy, gug-Gene, and modo. Nautical Mile)
Unit V: Reading Comprehension (15 questions) :
Reading newspaper editorials, front pages, government news, articles, etc. Reading comprehension skills Understanding the meaning of a series of parables Understanding the meaning of a series of proverbs Understanding the meaning of proverbs Understanding the content of documents.
Unit VI: Simple Translation (5 questions) :
Must know Tamil equivalents of English and foreign words Must be able to translate English words in use (Reference: pendrive, printer computer, keyboard). Understand the translation of documents, header files, letters, petitions.
Unit VII: Literature, Tamil Scholars and Tamil Language (15 Questions) :
News related to Thirukkural (twenty chapters only) Morality, patience, encouragement, hospitality, emphasis on virtue. Eigai, Periyarai Subjunctive Verb, Non-attendance, Perspective. Love, education, neutrality, morality, nobility, character, friendliness, non-judgment, grace. Quotes - News related to religious books (Naladiyar. Naanmanikkadigai, Proverb Nanuroo Mudhumozhikanchi. Trikadugam, Innanalpadu. Sirupanchamoolam, Elathi, Avvaiyar songs) - News related to ancient Tamil languages, special Dravidian languages, Uve. Saminatha Iyer, The. Bomeenatchi Sundaram C. Ilakuvanar, News related to Tamil work, Devanya Pavanar, Agaramathali Pavalareru Perunchithranar, Jiu Pope. Veeramamunivar, News related to Tamil Thondu, News related to Tamil scholars, Pavendar. D.K. Chidambaranathar, Thavathiru Kunrakudi Adikalar Kannadasan, Kayide Millath Tara Bharathi. Velunachiyar Pattukkottai Kalyanasundaram Mudiyarasan Tamil Oli Ruthrangankannar K.V.A. Jaganthathar, Namakkal poet.
PART B: General Studies (Degree Standard) :
UNIT I: General Science (5 Questions) :
Scientific knowledge and scientific temper - Power of reasoning - Rote learning vs conceptual learning - Science as a tool to understand the past, present, and future; Nature of universe - General scientific laws– Mechanics - Properties of matter, force, motion, and energy - Everyday application of the basic principles of mechanics, electricity and magnetism, light, sound, heat, nuclear physics, laser, electronics, and communications; Elements and compounds, acids, bases, salts, petroleum products, fertilizers, pesticides; Main concepts of life science, classification of living organisms, evolution, genetics, physiology, nutrition, health and hygiene, human diseases; Environment and ecology; Latest inventions in science and technology; Current affairs.
UNIT II: Geography of India (5 Questions) :
Location - Physical features - Monsoon, rainfall, weather and climate - Water resources - Rivers in India - Soil, Minerals and Natural Resources - Forest and Wildlife - Agricultural pattern; Transport –Communication; Social Geography – Population density and distribution - Racial, linguistic groups and major tribes; Natural calamity - Disaster management; Environmental pollution - Reasons and preventivemeasures - Climate change - Green energy; Geographical landmarks; Current affairs.
UNIT III: History, Culture of India, and Indian National Movement (10 Questions) :
Indus Valley Civilization - Guptas, Delhi Sultans, Mughals, and Marathas - Age of Vijayanagaram and Bahmani Kingdoms - South Indian History; National Renaissance - Early uprising against British rule - Indian National Congress - Emergence of leaders – B.R.Ambedkar, Bhagat Singh, Bharathiar, V.O.Chidambaranar, Jawaharlal Nehru, Kamarajar, Mahatma Gandhi, Maulana Abul Kalam Azad, Thanthai Periyar, Rajaji, Subash Chandra Bose, Rabindranath Tagore, and others; Different modes of agitation: Growth of Satyagraha and Militant Movements; Communalism and Partition; Change and continuity in the socio-cultural history of India; Characteristics of Indian Culture, Unity in Diversity – Race, Language, Custom; India as a secular state, Social harmony; Prominent personalities in various spheres– Arts, Science, Literature and Philosophy
UNIT IV: Indian Polity (15 Questions) :
Constitution of India - Preamble to the Constitution - Salient features of the Constitution - Union, State and Union Territory - Citizenship, Fundamental Rights, Fundamental Duties, Directive Principles of State Policy - Union Executive, Union Legislature - State Executive, State Legislature - Local Governments, Panchayat Raj - Spirit of federalism: Centre - State relationships - Election - Judiciary in India – Rule of Law - Corruption in public life – Anti-corruption measures - Lokpal and Lok Ayukta - Right to Information - Empowerment of Women - Consumer Protection Forums, Human Rights Charter; Political parties and political system in India; Current affairs.
UNIT V: Indian Economy and Development Administration in Tamil Nadu (20 Questions) :
Nature of Indian Economy – Five-year plan models - an assessment - Planning Commission and Niti Aayog; Sources of revenue - Reserve Bank of India - Fiscal Policy and Monetary Policy - Finance Commission - Resource sharing between Union and State Governments - Goods and Services Tax; Structure of Indian Economy and Employment Generation, Land Reforms and Agriculture - Application of Science and Technology in Agriculture - Industrial growth - Rural welfare oriented programmes - Social problems - Population, Education, Health, Employment, Poverty; Human Development Indicators in Tamil Nadu and a comparative assessment across the Country – Impact of social reform movements in the socio-economic development of Tamil Nadu - Political parties, and welfare schemes for various sections of people - Rationale behind the reservation policy, and access to the social resources - Economic trends in Tamil Nadu - Role and impact of social welfare schemes in the socio-economic development of Tamil Nadu - Social Justice and social harmony as the cornerstones of socio-economic development; Education and health systems in Tamil Nadu; Geography of Tamil Nadu and its impact on economic growth; Achievements of Tamil Nadu in various fields; e-Governance in Tamil Nadu; Public awareness and General administration - Welfare oriented Government schemes and their utility, Problems in public delivery systems; Current socio-economic issues; Current affairs.
UNIT VI: History, Culture, Heritage, and Socio-Political Movements in Tamil Nadu (20 Questions) :
History of Tamil Society, related archaeological discoveries, Tamil literature from Sangam age till contemporary times - Thirukkural - Significance as a secular literature - Relevance to everyday life, Impact of Thirukkural on humanity, Thirukkural and universal values - Relevance to Socio-politicoeconomic affairs, Philosophical content in Thirukkural; Role of Tamil Nadu in freedom struggle - Early agitations against British Rule - Role of women in freedom struggle; Evolution of 19th and 20th century socio-political movements in Tamil Nadu - Justice Party, Growth of Rationalism - Self Respect Movement, Dravidian Movement, and principles underlying both these movements; Contributions of Thanthai Periyar and Perarignar Anna.
PART C: Aptitude and Mental Ability :-
UNIT I: Aptitude (15 Questions) :
Simplification - Percentage - Highest Common Factor (HCF) - Lowest Common Multiple (LCM) - Ratio and Proportion - Simple interest - Compound interest - Area - Volume - Time and Work.
UNIT II: Reasoning (10 Questions) :
Logical reasoning - Puzzles - Dice - Visual reasoning - Alpha numeric reasoning - Number series.
Paper II: Civil Engineering (Degree Standard) :
Unit I: Engineering Mechanics (20 Questions) :
Direct Stresses and strains (Tensile and compressive) due to Axial forces – Deformation of elastic bar due to uni-axial force – Composite Sections – Modular ratio – Relationship between elastic constants -Shear force and bending moment diagrams for statically determinate beams - Geometrical properties of sections - Stresses in beams due to bending – Flexural rigidity – Strength equation - Stresses in shafts due to torsion – Pin jointed perfect frames with vertical loads on nodal points (method of joints only).
Unit II: Mechanics of Structure (15 Questions) :
Deflection of cantilever and simply supported beams for point and uniformly distributed loads – Shear force and bending moment diagrams for statically indeterminate structures (Propped cantilever, Fixed Beams, continuous beams, Non-sway Portal frames) using Mohr’s theorems and moment distribution
method. Euler’s and Rankin’s formula for columns – Effective length for different end conditions - Stresses due to eccentric loads – combined stresses due to direct loads and bending moments in rectangular sections –Conditions for No tension (Circular, square and rectangular) – Stability of earth retaining walls.
Unit III: Construction Materials & Construction Practice (25 Questions) :
Bricks, Lime, Tiles (Athangudi Tiles), Cement, Fine Aggregate, Coarse Aggregate, Timber, Ply wood, Steel, Glass, Plastics, PVC, UPVC, Paints, Mortars, Concrete – M-sand, P-sand – Latest construction Materials and construction Chemicals - Different types, qualities, requirements, standard specifications, Admixtures for cement mortar and concrete – Green Building Materials, Usage of PPC, Flyash Bricks, Solar Panels, Hollow clay Bricks (Tiles). Different types of Foundations (Buildings Ocean, Harbour and other ordinary works) Masonry, Floors,
Roofs, Interior Works, False ceiling – Wall paneling – Wooden flooring Precast Block (Under Ground metro, metro slabs) Doors and Windows, Weathering Course, Damp proof course, Plastering, Painting, Colour Washing, Specifications for different works – Maintenance of created (Ocean & Harbours) assets. Heritage structures – Construction, Traditional Flooring - Athangudi Tiles – List of Heritage Buildings.
Unit IV: Transportation Engineering (25 Questions) :
Roads – Different types – methods of formation of water bound macadam Road, bituminous and concrete roads – Hill roads – Requirements – Camber, gradient, super elevation, carriage way, pavements, drainage system, sight distance etc., Traffic Engineering Bridges – Classification of bridges – Site selection and alignment – Foundation, substructure and super-structure. Sub-grade soil – Soil mass as a three phase system – Grain size classification - Atterberg limits – IS Classification of soils–Compaction – Shear strength - Road Arboriculture – Express Highways – Rapid Transport System. Railways – Formation of Tracks – Rails – Ballasts – Sleepers – Characteristics of materials – Rail Joints. Harbour and Ocean structures – Component parts.
Unit V: Hydraulics (15 Questions) :
Measurement of pressure in liquids – Pressure distribution and total pressure on immersed surfaces – Types of flow (Laminar, turbulent, steady, unsteady, uniform, non- uniform) – Flow through pipes – Losses, Frictional losses – Hydraulic gradient and total energy lines. Bernoullis theorem – use of Orifice, Mouthpiece, Hydraulic Coefficient Cd, Cc, Cv Orifice meter and Venturimeters – Flow through channels– Chez’s formula – Bazin’s and manning’s formula – Economical sections for open channels, Conditions for Maximum discharge - Pumps – Reciprocating pumps – Centrifugal pumps – Characteristics – Selection and choice for pump - Discharge – Power and efficiency, Ground water – Types of well – Test for yield of wells.
Unit VI: Surveying and Remote Sensing (20 Questions) :
Types of Surveys –Chain surveying – Compass surveying – Levelling – Contour surveying –Theodalite surveying – Trignometrical levelling – Tacheometry – Field work – Simple problems. Curves, Global Positioning System (GPS), Remote sensing – Photogrammetric Surveying and Hydrographic Surveying, Total Station and Geographical Information System (GIS) – Fundamentals of Remote sensing, Photogrammetry – Image interpretation & Analysis.
Unit VII: Environmental Engineering and Pollution Control (20 Questions) :
Sources of water – Conveyance of water – Treatment of water – Quality of water – Tests on water –Distribution systems – Sewers – Collection and conveyance of sewage– Sewer Appurtenances –Drainage arrangements and Sanitary fittings in buildings – Effluent treatment plants - Treatment and disposal of sewage, Solid waste Management. Environmental pollution Control - Air – water – Soil – Noise - Pollution Control.
Unit VIII: Estimating and Costing (20 Questions) :
Systems of taking out quantities – Trade and Group systems – Material requirement for different items of works – Preparation of data for works – Report writing – Valuation of buildings and properties – Fixation of rents – Approximate estimates – Detailed estimate and Abstract estimate for buildings, wall, sump, septic tanks, compound wall, roads, Harbour – (Floating structures such as jetty, wharf groyne, Break water, quay wall), CMDA Rules and regulations – Buildings Bye laws.
Unit IX: Structural Engineering (20 Questions) :
Reinforced cement concrete structure – Analysis and design of singly and Doubly reinforced rectangular and T-beam sections – Cantilever, simply supported, continuous beams – One way and two way slabs –Lintels and Sunshades – Staircases – Rectangular and Circular short Columns – Isolated column footings. (All designs by Limit State Method only) – Basics of Retrofitting (Roof slab, Column & Beam) Steel structures – Design of Tension and compression members by L.S.M – Different forms of Tension members – Design strength of single Angle Tension member – Design of ties using single Angles and channel section – Design of simple Beams and welded connection by L.S.M – Web Design strength in Bending, Shear – Limiting deflection of Beam.
Unit X: Construction Management and Computer Applications (20 Questions) :
Planning of a project – Factors to be considered – Project reports – Organization structure of construction departments – Construction planning – CPM and PERT networks – Contracts – Tenders and Tender documents – Bill- Supervision and Quality control – Safety measures in construction sites – Labour legislations - Banking practice – Cash flow diagrams - Financial Management. Ethics in Engineering – Disaster Management – Types of Natural calamities – Causes – Preparedness –Response and Recovery.Use of Computers – Application of CAD softwares – Project management softwares – Use of MS word, Excel, PowerPoint – Application of Design and Analysis softwares.
Part A: Tamil Eligibility Test :
Unit I Grammar (25 questions) :
Writing by separating letters, writing together, joining letters, joining lines - difference between kuril and nedil, difference between lakara, lakara, lakara, difference between nakara, nakara, difference between rakara, rakara, difference between rakara, different letters, recognizing cursive letters - recognizing singular and plural letters.
Word root recognition - Identifying the verb stem, adverb, adverb participle, noun, and noun types from the root word. Identifying Tamil words, antonyms, verb spelling errors, and spelling mistakes. Identifying the difference between two verbs.
Unit II: Vocabulary (15 questions) :
(i) Identifying antonyms, one word, one language, finding the correct meaning, multiple words giving the same meaning, finding the wrong word, arranging words in alphabetical order. Words that indicate one meaning, multilingual, two meanings, spoken language, written language. Knowing both the meaning and the synonym of a word.
(ii) Choosing the correct word to write in the space provided (e.g.) Going to school and getting education Speciality (studying, writing) If it appears in the sky, it will rain (mugil, star) Choosing the appropriate object (e.g.) Media Communication device (news and communication device). Society People's group [People's group meeting] Write the abbreviation of place names. (e.g.) Puducherry Puduwai, Mannargudi Mannai, Mylapore - Mayilai; Correct the error (e.g.) Combining pure Tamil words equivalent to one colloquial word (e.g.) Vethil Vetillai Nakkaali Chaiyar
(iii) Correction of errors in speech acts (e.g.) It rained yesterday. Forming new words by combining words and, or. By, then, until, this is not it. However, however, thus Inserting the word in brackets in the appropriate place (therefore because, therefore as, so, until, after) (e.g.) I went to the forest and therefore I saw the tiger I will play until the evening is over After completing the exam, we can go on a trip. A letter that gives meaning (e.g.) Aapasu Eekodu Thai month fire: Name a word that gives multiple meanings (e.g.) Kamala Ganjam Mulari Bangayam These words refer to lotus
Unit III: Writing Skills (15 questions) :
(i) Arranging words to form sentences - Types of sentences - Verb, Infinitive, Infinitive, Singular, Plural, Correct and Correct Sentences.
(ii) Traditional Tamil: Thinai Traditional High Thinai: Mother came. Mother came, the cows got wet. The cows got wet; Male: Masculine; He came. He came; Feminine She came She came: Many Male: They came They came. One's male: It came. It came Many's male: Birds flew - Birds flew; Time: It rained yesterday It rained yesterday I will come yesterday. I will come yesterday; Young name: Cow calf Goat cub: The dog screamed. The dog barked. Verbal: Basket full of rice. Amount: Crowd of people Crowd of sheep Herd Punctuation marks: Quarter point, semicolon, three-quarter point, full stop Exclamation mark Question mark places.
Unit IV: Art Terms (10 Questions) :
You should know the Tamil words that are directly related to the technical terms of various fields, such as science, medicine, management, law, geography. Technology, media, information technology, etc. (For example, search engine Migration. - Allergy, gug-Gene, and modo. Nautical Mile)
Unit V: Reading Comprehension (15 questions) :
Reading newspaper editorials, front pages, government news, articles, etc. Reading comprehension skills Understanding the meaning of a series of parables Understanding the meaning of a series of proverbs Understanding the meaning of proverbs Understanding the content of documents.
Unit VI: Simple Translation (5 questions) :
Must know Tamil equivalents of English and foreign words Must be able to translate English words in use (Reference: pendrive, printer computer, keyboard). Understand the translation of documents, header files, letters, petitions.
Unit VII: Literature, Tamil Scholars and Tamil Language (15 Questions) :
News related to Thirukkural (twenty chapters only) Morality, patience, encouragement, hospitality, emphasis on virtue. Eigai, Periyarai Subjunctive Verb, Non-attendance, Perspective. Love, education, neutrality, morality, nobility, character, friendliness, non-judgment, grace. Quotes - News related to religious books (Naladiyar. Naanmanikkadigai, Proverb Nanuroo Mudhumozhikanchi. Trikadugam, Innanalpadu. Sirupanchamoolam, Elathi, Avvaiyar songs) - News related to ancient Tamil languages, special Dravidian languages, Uve. Saminatha Iyer, The. Bomeenatchi Sundaram C. Ilakuvanar, News related to Tamil work, Devanya Pavanar, Agaramathali Pavalareru Perunchithranar, Jiu Pope. Veeramamunivar, News related to Tamil Thondu, News related to Tamil scholars, Pavendar. D.K. Chidambaranathar, Thavathiru Kunrakudi Adikalar Kannadasan, Kayide Millath Tara Bharathi. Velunachiyar Pattukkottai Kalyanasundaram Mudiyarasan Tamil Oli Ruthrangankannar K.V.A. Jaganthathar, Namakkal poet.
PART B: General Studies (Degree Standard) :
UNIT I: General Science (5 Questions) :
Scientific knowledge and scientific temper - Power of reasoning - Rote learning vs conceptual learning - Science as a tool to understand the past, present, and future; Nature of universe - General scientific laws– Mechanics - Properties of matter, force, motion, and energy - Everyday application of the basic principles of mechanics, electricity and magnetism, light, sound, heat, nuclear physics, laser, electronics, and communications; Elements and compounds, acids, bases, salts, petroleum products, fertilizers, pesticides; Main concepts of life science, classification of living organisms, evolution, genetics, physiology, nutrition, health and hygiene, human diseases; Environment and ecology; Latest inventions in science and technology; Current affairs.
UNIT II: Geography of India (5 Questions) :
Location - Physical features - Monsoon, rainfall, weather and climate - Water resources - Rivers in India - Soil, Minerals and Natural Resources - Forest and Wildlife - Agricultural pattern; Transport –Communication; Social Geography – Population density and distribution - Racial, linguistic groups and major tribes; Natural calamity - Disaster management; Environmental pollution - Reasons and preventivemeasures - Climate change - Green energy; Geographical landmarks; Current affairs.
UNIT III: History, Culture of India, and Indian National Movement (10 Questions) :
Indus Valley Civilization - Guptas, Delhi Sultans, Mughals, and Marathas - Age of Vijayanagaram and Bahmani Kingdoms - South Indian History; National Renaissance - Early uprising against British rule - Indian National Congress - Emergence of leaders – B.R.Ambedkar, Bhagat Singh, Bharathiar, V.O.Chidambaranar, Jawaharlal Nehru, Kamarajar, Mahatma Gandhi, Maulana Abul Kalam Azad, Thanthai Periyar, Rajaji, Subash Chandra Bose, Rabindranath Tagore, and others; Different modes of agitation: Growth of Satyagraha and Militant Movements; Communalism and Partition; Change and continuity in the socio-cultural history of India; Characteristics of Indian Culture, Unity in Diversity – Race, Language, Custom; India as a secular state, Social harmony; Prominent personalities in various spheres– Arts, Science, Literature and Philosophy
UNIT IV: Indian Polity (15 Questions) :
Constitution of India - Preamble to the Constitution - Salient features of the Constitution - Union, State and Union Territory - Citizenship, Fundamental Rights, Fundamental Duties, Directive Principles of State Policy - Union Executive, Union Legislature - State Executive, State Legislature - Local Governments, Panchayat Raj - Spirit of federalism: Centre - State relationships - Election - Judiciary in India – Rule of Law - Corruption in public life – Anti-corruption measures - Lokpal and Lok Ayukta - Right to Information - Empowerment of Women - Consumer Protection Forums, Human Rights Charter; Political parties and political system in India; Current affairs.
UNIT V: Indian Economy and Development Administration in Tamil Nadu (20 Questions) :
Nature of Indian Economy – Five-year plan models - an assessment - Planning Commission and Niti Aayog; Sources of revenue - Reserve Bank of India - Fiscal Policy and Monetary Policy - Finance Commission - Resource sharing between Union and State Governments - Goods and Services Tax; Structure of Indian Economy and Employment Generation, Land Reforms and Agriculture - Application of Science and Technology in Agriculture - Industrial growth - Rural welfare oriented programmes - Social problems - Population, Education, Health, Employment, Poverty; Human Development Indicators in Tamil Nadu and a comparative assessment across the Country – Impact of social reform movements in the socio-economic development of Tamil Nadu - Political parties, and welfare schemes for various sections of people - Rationale behind the reservation policy, and access to the social resources - Economic trends in Tamil Nadu - Role and impact of social welfare schemes in the socio-economic development of Tamil Nadu - Social Justice and social harmony as the cornerstones of socio-economic development; Education and health systems in Tamil Nadu; Geography of Tamil Nadu and its impact on economic growth; Achievements of Tamil Nadu in various fields; e-Governance in Tamil Nadu; Public awareness and General administration - Welfare oriented Government schemes and their utility, Problems in public delivery systems; Current socio-economic issues; Current affairs.
UNIT VI: History, Culture, Heritage, and Socio-Political Movements in Tamil Nadu (20 Questions) :
History of Tamil Society, related archaeological discoveries, Tamil literature from Sangam age till contemporary times - Thirukkural - Significance as a secular literature - Relevance to everyday life, Impact of Thirukkural on humanity, Thirukkural and universal values - Relevance to Socio-politicoeconomic affairs, Philosophical content in Thirukkural; Role of Tamil Nadu in freedom struggle - Early agitations against British Rule - Role of women in freedom struggle; Evolution of 19th and 20th century socio-political movements in Tamil Nadu - Justice Party, Growth of Rationalism - Self Respect Movement, Dravidian Movement, and principles underlying both these movements; Contributions of Thanthai Periyar and Perarignar Anna.
PART C: Aptitude and Mental Ability :-
UNIT I: Aptitude (15 Questions) :
Simplification - Percentage - Highest Common Factor (HCF) - Lowest Common Multiple (LCM) - Ratio and Proportion - Simple interest - Compound interest - Area - Volume - Time and Work.
UNIT II: Reasoning (10 Questions) :
Logical reasoning - Puzzles - Dice - Visual reasoning - Alpha numeric reasoning - Number series.
Paper II: Civil Engineering (Degree Standard) :
Unit I: Engineering Mechanics (20 Questions) :
Direct Stresses and strains (Tensile and compressive) due to Axial forces – Deformation of elastic bar due to uni-axial force – Composite Sections – Modular ratio – Relationship between elastic constants -Shear force and bending moment diagrams for statically determinate beams - Geometrical properties of sections - Stresses in beams due to bending – Flexural rigidity – Strength equation - Stresses in shafts due to torsion – Pin jointed perfect frames with vertical loads on nodal points (method of joints only).
Unit II: Mechanics of Structure (15 Questions) :
Deflection of cantilever and simply supported beams for point and uniformly distributed loads – Shear force and bending moment diagrams for statically indeterminate structures (Propped cantilever, Fixed Beams, continuous beams, Non-sway Portal frames) using Mohr’s theorems and moment distribution
method. Euler’s and Rankin’s formula for columns – Effective length for different end conditions - Stresses due to eccentric loads – combined stresses due to direct loads and bending moments in rectangular sections –Conditions for No tension (Circular, square and rectangular) – Stability of earth retaining walls.
Unit III: Construction Materials & Construction Practice (25 Questions) :
Bricks, Lime, Tiles (Athangudi Tiles), Cement, Fine Aggregate, Coarse Aggregate, Timber, Ply wood, Steel, Glass, Plastics, PVC, UPVC, Paints, Mortars, Concrete – M-sand, P-sand – Latest construction Materials and construction Chemicals - Different types, qualities, requirements, standard specifications, Admixtures for cement mortar and concrete – Green Building Materials, Usage of PPC, Flyash Bricks, Solar Panels, Hollow clay Bricks (Tiles). Different types of Foundations (Buildings Ocean, Harbour and other ordinary works) Masonry, Floors,
Roofs, Interior Works, False ceiling – Wall paneling – Wooden flooring Precast Block (Under Ground metro, metro slabs) Doors and Windows, Weathering Course, Damp proof course, Plastering, Painting, Colour Washing, Specifications for different works – Maintenance of created (Ocean & Harbours) assets. Heritage structures – Construction, Traditional Flooring - Athangudi Tiles – List of Heritage Buildings.
Unit IV: Transportation Engineering (25 Questions) :
Roads – Different types – methods of formation of water bound macadam Road, bituminous and concrete roads – Hill roads – Requirements – Camber, gradient, super elevation, carriage way, pavements, drainage system, sight distance etc., Traffic Engineering Bridges – Classification of bridges – Site selection and alignment – Foundation, substructure and super-structure. Sub-grade soil – Soil mass as a three phase system – Grain size classification - Atterberg limits – IS Classification of soils–Compaction – Shear strength - Road Arboriculture – Express Highways – Rapid Transport System. Railways – Formation of Tracks – Rails – Ballasts – Sleepers – Characteristics of materials – Rail Joints. Harbour and Ocean structures – Component parts.
Unit V: Hydraulics (15 Questions) :
Measurement of pressure in liquids – Pressure distribution and total pressure on immersed surfaces – Types of flow (Laminar, turbulent, steady, unsteady, uniform, non- uniform) – Flow through pipes – Losses, Frictional losses – Hydraulic gradient and total energy lines. Bernoullis theorem – use of Orifice, Mouthpiece, Hydraulic Coefficient Cd, Cc, Cv Orifice meter and Venturimeters – Flow through channels– Chez’s formula – Bazin’s and manning’s formula – Economical sections for open channels, Conditions for Maximum discharge - Pumps – Reciprocating pumps – Centrifugal pumps – Characteristics – Selection and choice for pump - Discharge – Power and efficiency, Ground water – Types of well – Test for yield of wells.
Unit VI: Surveying and Remote Sensing (20 Questions) :
Types of Surveys –Chain surveying – Compass surveying – Levelling – Contour surveying –Theodalite surveying – Trignometrical levelling – Tacheometry – Field work – Simple problems. Curves, Global Positioning System (GPS), Remote sensing – Photogrammetric Surveying and Hydrographic Surveying, Total Station and Geographical Information System (GIS) – Fundamentals of Remote sensing, Photogrammetry – Image interpretation & Analysis.
Unit VII: Environmental Engineering and Pollution Control (20 Questions) :
Sources of water – Conveyance of water – Treatment of water – Quality of water – Tests on water –Distribution systems – Sewers – Collection and conveyance of sewage– Sewer Appurtenances –Drainage arrangements and Sanitary fittings in buildings – Effluent treatment plants - Treatment and disposal of sewage, Solid waste Management. Environmental pollution Control - Air – water – Soil – Noise - Pollution Control.
Unit VIII: Estimating and Costing (20 Questions) :
Systems of taking out quantities – Trade and Group systems – Material requirement for different items of works – Preparation of data for works – Report writing – Valuation of buildings and properties – Fixation of rents – Approximate estimates – Detailed estimate and Abstract estimate for buildings, wall, sump, septic tanks, compound wall, roads, Harbour – (Floating structures such as jetty, wharf groyne, Break water, quay wall), CMDA Rules and regulations – Buildings Bye laws.
Unit IX: Structural Engineering (20 Questions) :
Reinforced cement concrete structure – Analysis and design of singly and Doubly reinforced rectangular and T-beam sections – Cantilever, simply supported, continuous beams – One way and two way slabs –Lintels and Sunshades – Staircases – Rectangular and Circular short Columns – Isolated column footings. (All designs by Limit State Method only) – Basics of Retrofitting (Roof slab, Column & Beam) Steel structures – Design of Tension and compression members by L.S.M – Different forms of Tension members – Design strength of single Angle Tension member – Design of ties using single Angles and channel section – Design of simple Beams and welded connection by L.S.M – Web Design strength in Bending, Shear – Limiting deflection of Beam.
Unit X: Construction Management and Computer Applications (20 Questions) :
Planning of a project – Factors to be considered – Project reports – Organization structure of construction departments – Construction planning – CPM and PERT networks – Contracts – Tenders and Tender documents – Bill- Supervision and Quality control – Safety measures in construction sites – Labour legislations - Banking practice – Cash flow diagrams - Financial Management. Ethics in Engineering – Disaster Management – Types of Natural calamities – Causes – Preparedness –Response and Recovery.Use of Computers – Application of CAD softwares – Project management softwares – Use of MS word, Excel, PowerPoint – Application of Design and Analysis softwares.
TNPSC Technical Assistant (Civil) Exam Pattern 2026
| Paper | Subject | No.of Question | Marks | Duration |
| Paper I | Part A Tamil Eligibility Test | 100 | 150 | 3 Hour |
| Part B General Studies | 75 | 150 | ||
| Part C Aptitude and Mental Ability | 25 | |||
| Paper II | Subject Paper (Civil) | 200 | 300 | 3 Hour |
TNPSC Exam Date 2026 : Notified Soon
Starting Date of Application Form : Notified Soon
Last Date of Application Form : Notified Soon
FAQs
Tnpsc Technical Assistant (civil) 2026 Exam Syllabus Frequently Asked Questions (FAQ's)
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