BTSC Work Inspector Syllabus 2025 and Exam Pattern

1. General Awareness & Current Affairs

• Indian History & Freedom Movement
• Ancient, Medieval, and Modern India; key events leading to independence; major freedom fighters; and constitutional developments.
• Geography (India & Bihar)
• Physical geography (rivers, mountains, climate), economic and social geography, and regional features of Bihar.
• Indian Polity & Governance:
• Constitution of India, fundamental rights/duties, central & state government structure, Panchayati Raj, and administrative bodies.
• Indian Economy & State Economy
• Basic concepts (GDP, inflation); economic planning; schemes and policies; Bihar’s economy, agriculture, and industry.
• Science & Technology
• Basic concepts from physics, chemistry, and biology; applications in daily life; recent innovations and developments.
• Current Affairs & Events
• National and international events, awards, sports, environment, government schemes, and Bihar‐specific news.
• General Knowledge

Books & authors, important dates, abbreviations, sports personalities, cultural heritage, institutions, and organizations.

2. Technical Knowledge

• Construction Materials & Properties
• Cement, concrete, brick, steel, mortar; quality parameters and testing methods; durability, defects.
• Surveying & Leveling
• Instruments (theodolite, total station, dumpy level); leveling, contouring; distance measurement; errors and corrections.
• Estimation, Costing & Valuation
• Quantity estimation, rate analysis, labor, material, and overhead costs, valuation of buildings, and working out civil estimates.
• Structural Engineering Basics
• Concepts of load, bending, shear; beams, columns, slabs; simple stress & strain; basics of RCC design.
• Construction Methods & Practices
• Earthwork, masonry, plastering, roofing, finishing, road & pavement, and water supply and drainage works.
• Quality Control & Safety Norms
• Testing of materials (slump test, compressive strength, etc.); safety standards on construction sites; environmental norms.
• Contracts, Specifications & Codes

Indian Standards (IS Codes), specifications for civil works, contract clauses, and inspection procedures.

• Hydraulics & Irrigation (Basic)
• Water movement, open channel flow, pumps, canals, and irrigation structures, if applicable to public works projects.

3. Reasoning & Numerical Ability

Reasoning / Logical Ability

• Classification, analogy
• Series (number, alphabet)
• Syllogism & Venn diagrams
• Coding‐decoding
• Logical puzzles, seating arrangement
• Statement & conclusion/inference
• Direction sense & blood relations

Numerical Ability / Quantitative Aptitude

• Number system, factors, multiples
• Percentages, ratios & proportions
• Simple & compound interest
• Time, speed, distance, time & work
• Profit & loss; discounts
• Algebra (linear equations), averages
• Geometry & mensuration (triangles, circles, area, perimeter)
• Data interpretation (tables, charts, graphs)
• Basic statistical concepts (mean, median, mode)