GPSC Assistant Director Syllabus 2026

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GPSC Assistant Director Syllabus 2026 – Complete Update and Exam Pattern

The Gujarat Public Service Commission (GPSC) has released the revised GPSC Assistant Director Syllabus for the post of Assistant Director, Boilers (Class II) on 24 June 2026. This article provides a detailed overview of the updated syllabus, exam pattern, and essential preparation tips for candidates.

Short Information

The recruitment is conducted by the Gujarat Public Service Commission (GPSC) for the Labour, Skill Development and Employment Department. Advertisement No. 40/2026‑27 announces Assistant Director, Boilers, Class II with a primary test consisting of two parts: Part 1 (General Studies) – 100 marks in Gujarati, and Part 2 (Concern Subject – Engineering) – 200 questions, 200 marks in English.

Exam Pattern

Part	Subject / Section	Questions	Marks	Duration	Negative Marking
Part 1	General Studies (Gujarati)	100	100	2 hours	Not Specified
Part 2	Concern Subject – Engineering (English)	200	200	3 hours	Not Specified

The total primary test carries 300 marks. The official notification does not mention any negative marking, so candidates should verify this detail from the latest GPSC circular.

Subject‑wise Syllabus

Part 1 – General Studies (Gujarati)

Subject	Topics
History and Culture	Indus Valley Civilization, Vedic Period, Jainism & Buddhism, Central Asian contacts, major dynasties of India & Gujarat, Bhakti & Sufi movements, European arrival, 1857 revolt, 19th‑century reform movements, independence struggle, national leaders, post‑independence developments, art, literature, architecture, music, dance, tribal life, festivals, fairs, museums, Gujarati theatre, pilgrimage sites.
Indian Polity, Constitution & International Relations	Constitution origin, features, amendments, federal structure, constitutional institutions, local self‑government, judiciary, PIL, landmark judgments, foreign policy, international bodies, major policies & programmes of Centre & State.
Logical & Intellectual Ability	Logical reasoning, analytical ability, decision‑making, problem‑solving, basic numerical ability, data interpretation (charts, graphs, tables, data sufficiency).
Economy of India and Gujarat	Basic economic concepts, pre‑independence economy, planning models, NITI Aayog, agriculture (crops, irrigation, reforms, Green Revolution, organic farming), industrial policy, public sector, disinvestment, MSME, SEZ, foreign investment, infrastructure (water, energy, transport), demographic trends, poverty, unemployment, public finance (taxes, expenditure, debt, GST), foreign trade, Gujarat‑specific economic indicators.
Geography	General geography (Earth‑Sun system, seasons, internal structure), physical geography (landforms, climate, natural hazards, soils, rocks), social geography (population, literacy, occupational structure, SC/ST, ethnic groups), economic geography (agriculture, industry, services, transport), current geographic trends.
Science and Technology	Scope of science & technology, national policies, major institutions, contributions of Indian scientists, ICT applications, cyber security, space & defense technology (ISRO, DRDO, missiles), energy sources & policies, nuclear programme, environmental science (climate change, biodiversity, pollution), biotechnology, nanotechnology, emerging technologies, institutional roles.
General Knowledge & Current Affairs	Recent national, regional, and international events covering politics, sports, awards, scientific achievements, economic developments, and other significant happenings.

Part 2 – Concern Subject (Engineering – English)

Subject	Topics
Engineering Thermodynamics	Basic thermodynamic concepts, Zeroth law, First law (closed & open systems), Second law, Entropy, Exergy, Carnot, Rankine, reheat/regenerative cycles (qualitative).
Heat Transfer & Thermal Insulation	Conduction (Fourier’s law, conductivity), heat‑transfer through walls & cylinders, fouling factor, convection (Newton’s law, free/forced), radiation (blackbody, emissivity, Stefan‑Boltzmann), overall heat‑transfer coefficient, heat‑exchanger types, thermal insulation principles, material properties, economic thickness.
Properties of Steam, Fuels & Combustion	Two‑phase system, steam phases (wet, dry, superheated), dryness fraction, latent & sensible heat, steam tables & Mollier chart, throttling, critical point, sub‑/super‑critical steam, fuel classification, combustion stoichiometry, excess air, oil & gas combustion, coal characteristics, alternative fuels.
Boiler Manufacturing Processes	Welding (arc, TIG, MIG, submerged‑arc), weld defects, NDT, WPS/PQR, casting (sand, investment), casting defects, forging (open/closed‑die), forging defects, machining & forming of boiler components.
Steam Boilers – Types, Construction & Modern Designs	Definitions per IBR/Boilers Act, fire‑tube vs. water‑tube, pressure categories, circulation types, packaged vs. field‑erected, merits/demerits of various boiler designs (vertical, Lancashire, B&W, etc.), sub‑/super‑critical & AUSC boilers, fluidised‑bed combustion (BFBC, CFBC, PFBC), travelling‑grate, biomass, waste‑to‑energy, HRSG, solar‑thermal steam generation, fuel impact on design & environment.
Boiler Mountings, Accessories & Auxiliary Systems	Safety valves, water‑level indicator, pressure gauge, fusible plug, blow‑down valve, feed check valve, stop valve, economiser, air pre‑heater, superheater, feed pump, injector, draught systems (natural, forced, induced, balanced), chimney design, fans, ash‑handling, fuel‑handling, steam distribution, traps, condensate recovery, fluidised‑bed auxiliaries.
Steam Turbines & Prime Movers	Classification, impulse & reaction turbines, compounding (pressure, velocity, pressure‑velocity), velocity diagrams, governing methods (throttle, nozzle), condensers, vacuum, cogeneration, combined‑heat‑power, combined‑cycle concepts.
Boiler Feed‑Water Chemistry & Water Treatment	Feed‑water parameters (hardness, alkalinity, pH, TDS, silica, DO, conductivity), impurities and effects (scale, sludge, corrosion, caustic embrittlement, priming, foaming), external treatments (softening, ion‑exchange, RO), internal chemical treatments (phosphate, chelant, oxygen scavengers, deaeration, blow‑down control), standards based on boiler pressure.
Boiler Operation, Performance & Energy Efficiency	Performance parameters (evaporative capacity, equivalent evaporation, factor of evaporation, efficiency), direct & indirect efficiency methods, heat‑balance sheet, Sankey diagram, ASME PTC 4, BS/EN/BIS codes, fuel firing methods, energy‑conservation measures (excess‑air control, heat recovery, insulation), BEE PAT scheme, ISO 50001 basics.
Boiler Inspection, Maintenance, Defects & Failure Analysis	Maintenance strategies (preventive, predictive, breakdown), routine checks, shutdown procedures, common defects (scaling, corrosion, overheating, creep, fatigue, erosion, tube failures, refractory failure), inspection techniques (visual, hydrostatic, thickness survey), NDT methods (ultrasonic, radiography, dye‑penetrant, magnetic‑particle), fitness‑for‑service assessment, welding & PWHT, role of Inspecting Authority.
Boiler Safety, Risk Management & Emergency Response	Hazards (over‑pressure, low‑water, furnace explosion, flame failure, tube rupture), safety interlocks (valves, low‑water cut‑off, BMS), explosion causes, pressure‑vessel safety, permit‑to‑work, lock‑out/tag‑out, confined‑space safety, HAZOP/what‑if risk assessment, emergency preparedness, accident reporting.
Environmental Compliance & Emission Control	Fuel‑related environmental impact, emissions (PM, SOx, NOx, CO, CO₂), statutory framework (Air Act 1981, Environment Act, revised emission standards), CPCB & SPCB roles, Consent to Operate, control technologies (ESP, bag filters, cyclones, FGD, SCR/SNCR, low‑NOx burners), CEMS, stack monitoring, ambient air considerations.
Instrumentation, Automation & Digital Boiler (Industry 4.0)	Instrumentation (pressure, temperature, level, flow, flue‑gas composition), drum‑level control (single, two, three‑element), combustion control, air‑fuel ratio, master pressure control, control architecture (PLC, DCS, SCADA, BMS), IoT‑based condition monitoring, digital twins, AI/ML predictive maintenance, remote monitoring, cybersecurity basics, benefits & limitations of automation.
The Boilers Act, 2025 & Allied Legislation	Objectives, scope, definitions, six‑chapter structure, regulation of manufacture, erection, registration, inspection, alteration, repair, prohibition of unregistered boilers, registration renewal, safety of personnel, accident reporting, institutional framework (Central Boilers Board, Chief Inspector, Inspectors), penalties, de‑criminalisation, relationship with Factories Act & environmental laws.
Indian Boiler Regulations & Codes	IBR 1950 overview, material specifications, design & construction provisions, fittings, welding, hydraulic testing, inspection, certification, BIS/IS codes, ASME Boiler & Pressure Vessel Code, EN/PED, ISO 16528, Boiler Operation Engineer competency, certification.
Central & State Boiler Rules	Gujarat Boiler Rules 1966, Gujarat Economiser Rules 1968, Boiler Operation Engineer Rules 2025, Boiler Operation Attendant Rules 2025, state inspection department powers, duties of Assistant Director (Boiler), documentation workflow, grievance mechanisms.
Current Trends & Recent Developments	Latest policy updates, emerging boiler technologies, decarbonisation initiatives, digital transformation, recent amendments to legislation, and evolving industry standards.

How to Download Syllabus

Open the official GPSC website: https://gpsc.gujarat.gov.in.
Navigate to the “Advertisements” or “Notifications” section.
Search for Advertisement No. 40/2026‑27 (Assistant Director, Boilers, Class II).
Click the link titled “Official Notification / Advertisement” or “Download Syllabus”.
The PDF titled GPSC Assistant Director Boiler Syllabus 2026 will open; save it to your device for offline study.

Frequently Asked Questions

Q1. What is the advertisement number for the GPSC Assistant Director Boiler 2026 recruitment?
A: The advertisement number is 40/2026‑27.

Q2. When was the syllabus for this post last revised?
A: The syllabus was revised on 24 June 2026, with amendments primarily to Part 2 (Concern Subject).

Q3. In which languages are the two parts of the primary test conducted?
A: Part 1 (General Studies) is conducted in Gujarati, while Part 2 (Concern Subject – Engineering) is conducted in English.

Q4. How many total marks does the GPSC Assistant Director Boiler Primary Test carry?
A: The test carries 300 marks – 100 marks for Part 1 and 200 marks for Part 2.

Q5. What is the significance of the Boilers Act, 2025 for this exam?
A: The Boilers Act, 2025 (effective from 1 May 2025) regulates the manufacture, registration, inspection, and repair of boilers in India. It is a high‑priority topic in the syllabus, covering definitions, procedural requirements, safety provisions, and penalties.