Will you please share with me the difference between the Indian Administrative Service and Indian Engineering Service?

As you want to get the difference between the Indian Administrative Service and Indian Engineering Service so here it is for you:

IAS is Indian Administrative Service

IES is Indian Engineering Service

Both the exams are conducted by the Union Public Service Commission

IES is only for the engineering candidates

IAS can be given by candidates who have passed graduation in any stream

Here for your reference I am giving you the eligibility criteria of these 2 exams:

IAS:
Nationality:
A candidate must be either :—
a citizen of India, or
a subject of Nepal, or
a subject of Bhutan, or
a Tibetan refugee who came over to India before 1st January, 1962 with the intention of permanently settling in India, or
a person of Indian origin who has migrated from Pakistan, Burma, Sri Lanka, East African countries of Kenya, Uganda, the United Republic of Tanzania, Zambia, Malawi, Zaire, Ethiopia and Vietnam with the intention of permanently settling in India.

Age Limit:
Candidates must have attained the age of 21 years and must not have crossed 30 years

Minimum Educational Qualifications:
Candidates must have passed graduation from any of Universities incorporated by an Act of the Central or State Legislature in India

Number of Attempts:
General: 4
OBC: 7
SC and ST: No Limit

Scheme of CS (Preliminary) Examination

The Preliminary Examination consists of two papers of objective type (multiple-choice questions) carrying a maximum of 400 marks.
The Question Papers (Test Booklets) are set in English & Hindi

General Studies Paper - I 200 Marks
General Studies Paper - II 200 Marks

Scheme - CS (Main)

Paper-I
One of the Indian Languages to be selected by the candidate from the 18 languages included in the VIIIth Schedule to the Constitution (Qualifying Paper) 300 Marks
Paper-II English (Qualifying Paper) 300 Marks
Paper-III Essay 200 Marks
Papers IV & V General Studies (300 Marks for each paper) 600 Marks
Papers VI, VII, VIII & IX
Any two subjects (each having 2 papers) to be selected from the prescribed optional subjects (300 marks for each paper) 1200 Marks
Total Marks for Written Examination 2000 Marks
Interview Test 300 Marks
Grand Total 2300 Marks

Important Dates:
CIVIL SERVICES (PRELIMINARY) EXAM 2015:-
Date of Notification:- 16.05.2015
Last date for receipt of applications:- 12.06.2015 (FRIDAY)
Date of commencement of Examination:- 23.08.2015 (SUNDAY)
Duration of the Exam:- 1 DAY

CIVIL SERVICES (MAIN) EXAM 2015:-
Date of commencement of Examination:- 18.12.2015 (FRIDAY)
Duration of the Exam:- 5 DAYS

IAS prelims syllabus:
General Studies Paper I
Maximum marks : 200
Number of Questions : 100
Total Time : 120 minutes (02 hours)
Syllabus
1. Current events of national and international importance
2. History of India and Indian national movement
3. Indian and World Geography
4. Indian Polity and governance
5. Economic and social development
6. General issues on environmental ecology, bio-diversity and climate change
7. General Science

General Studies Paper II
Maximum marks : 200
Number of Questions : 80
Total Time : 120 minutes (02 hours)
Syllabus
1. Comprehension
2. Interpersonal skills which include communication skills
3. Logical reasoning & analytical ability
4. Decision making & problem solving
5. General mental ability
6. Basic numeracy
7. English language comprehension skills (Class X level)

IES:
Candidates must have passed graduation in engineering

Number of Attempts:
General: 4
OBC: 7
SC and ST: No Limit

Age Limit:
Candidates must have attained the age of 21 years and must not have crossed 30 years

Exam Pattern:



IES Civil Engineering Syllabus:

Paper I
1. BUILDING MATERIALS
Timber: Different types and species of structural timber, density-moisture relationship, strength in different directions, defects, influence of defects on permissible stress, preservation, dry and wet rots, codal provisions for design, Plywood.
Bricks: Types, Indian Standard classification, absorption, saturation factor, strength in masonry, influence of morter strength on masonry strength.
Cement: Compounds of, different types, setting times, strength.
Cement Mortar: Ingredients, proportions, water demand, mortars for plastering and masonry.
Concrete: Importance of W/C Ratio, Strength, ingredients including admixtures, workability, testing for strength, elasticity, non-destructive testing, mix design methods.

2. SOLID MECHANICS
Elastic constants, stress, plane stress, Mohr’s circle of stress, strains, plane strain, Mohr’s circle of strain, combined stress; Elastic theories of failure; Simple bending, shear; Torsion of circular and rectangular sections and simple members.

3. STRUCTURAL ANALYSIS
Analysis of determinate structures - different methods including graphical methods.
Analysis of indeterminate skeletal frames - moment distribution, slope-deflection, stiffness and force methods, energy methods, Muller-Breslau principle and application.
Plastic analysis of indeterminate beams and simple frames - shape factors.

4. DESIGN OF STEEL STRUCTURES
Principles of working stress method. Design of connections, simple members, Built-up sections and frames, Design of Industrial roofs. Principles of ultimate load design. Design of simple members and frames.

5. DESIGN OF CONCRETE AND MASONRY STRUCTURES
Limit state design for bending, shear, axial compression and combined forces. Codal provisions for slabs, beams, walls and footings. Working stress method of design of R.C. members.
Principles of prestressed concrete design, materials, methods of prestressing, losses. Design of simple members and determinate structures. Introductions to prestressing of indeterminate structures.
Design of brick masonry as per I.S. Codes.

6. CONSTRUCTION PRACTICE, PLANNING AND MANAGEMENT
Concreting Equipment:
Weight Batcher, Mixer, vibrator, batching plant, concrete pump.
Cranes, hoists, lifting equipment.
Earthwork Equipment:
Power shovel, hoe, dozer, dumper, trailers and tractor, rollers, sheep foot rollers, pumps.
Construction, Planning and Management:
Bar chart, linked bar chart, work-break down structures, Activity - on - arrow diagrams. Critical path, probabilistic Activity durations; Event-based networks.
PERT network: Time-cost study, crashing; Resource allocation.

Paper II

1 A. FLUID MECHANICS, OPEN CHANNEL FLOW, PIPE FLOW
Fluid Properties, Pressure, Thrust, Buoyancy; Flow Kinematics; Integration of flow equations; Flow measurement; Relative motion; Moment of momentum; Viscosity, Boundary layer and Control, Drag, Lift; dimensional Analysis, Modelling; Cavitation; Flow oscillations; Momentum and Energy principles in Open channel flow, Flow controls, Hydraulic jump, Flow sections and properties; Normal flow, Gradually varied flow; Surges; Flow development and losses in pipe flows, Measurements; Siphons; Surges and Water hammer; Delivery of Power Pipe networks.

1 B. HYDRAULIC MACHINES AND HYDROPOWER
Centrifugal pumps, types, performance parameters, scaling, pumps in parallel; Reciprocating pumps, air vessels, performance parameters; Hydraulic ram; Hydraulic turbines, types, performance parameters, controls, choice; Power house, classification and layout, storage, pondage, control of supply.

2 A. HYDROLOGY
Hydrological cycle, precipitation and related data analyses, PMP, unit and synthetic hydrographs; Evaporation and transpiration; Floods and their management, PMF; Streams and their gauging; River morphology; Routing of floods; Capacity of Reservoirs.

2 B. WATER RESOURCES ENGINEERING
Water resources of the globe: Multipurpose uses of Water: Soil-Plant-Water relationships, irrigation systems, water demand assessment; Storages and their yields, ground water yield and well hydraulics; Waterlogging, drainage design; Irrigation revenue; Design of rigid boundary canals, Lacey’s and Tractive force concepts in canal design, lining of canals; Sediment transport in canals; Non-Overflow and overflow sections of gravity dams and their design, Energy dissipators and tailwater rating; Design of headworks, distribution works, falls, cross-drainage works, outlets; River training.

ENVIRONMENTAL ENGINEERING

3 A. WATER SUPPLY ENGINEERING
Sources of supply, yields, design of intakes and conductors; Estimation of demand; Water quality standards; Control of Water-borne diseases; Primary and secondary treatment, detailing and maintenance of treatment units; Conveyance and distribution systems of treated water, leakages and control; Rural water supply; Institutional and industrial water supply.

3 B. WASTE WATER ENGINEERING
Urban rain water disposal; Systems of sewage collection and disposal; Design of sewers and sewerage systems; pumping; Characteristics of sewage and its treatment, Disposal of products of sewage treatment, streamflow rejuvenation Institutional and industrial sewage management; Plumbing Systems; Rural and semi-urban sanitation.

3 C. SOLID WASTE MANAGEMENT
Sources, classification, collection and disposal; Design and Management of landfills.

3 D. AIR AND NOISE POLLUTION AND ECOLOGY
Sources and effects of air pollution, monitoring of air pollution; Noise pollution and standards; Ecological chain and balance, Environmental assessment.

4 A. SOIL MECHANICS
Properties of soils, classification and interrelationship; Compaction behaviour, methods of compaction and their choice; Permeability and seepage, flow nets, Inverted filters; Compressibility and consolidation; Shearing resistance, stresses and failure; soil testing in laboratory and in-situ; Stress path and applications; Earth pressure theories, stress distribution in soil; soil exploration, samplers, load tests, penetration tests.

4 B. FOUNDATION ENGINEERING
Types of foundations, Selection criteria, bearing capacity, settlement, laboratory and field tests; Types of piles and their design and layout, Foundations on expansive soils, swelling and its prevention, foundation on swelling soils.

5 A. SURVEYING
Classification of surveys, scales, accuracy; Measurement of distances - direct and indirect methods; optical and electronic devices; Measurement of directions, prismatic compass, local attraction; Theodolites - types; Measurement of elevations - Spirit and trigonometric levelling; Relief representation; Contours; Digital elevation modelling concept; Establishment of control by triangulations and traversing - measurements and adjustment of observations, computation of coordinates; Field astronomy, Concept of global positioning system; Map preparation by plane tabling and by photogrammetry; Remote sensing concepts, map substitutes.

5 B. TRANSPORTATION ENGINEERING
Planning of highway systems, alignment and geometric design, horizontal and vertical curves, grade separation; Materials and construction methods for different surfaces and maintenance: Principles of pavement design; Drainage.
Traffic surveys, Intersections, signalling: Mass transit systems, accessibility, networking.
Tunnelling, alignment, methods of construction, disposal of muck, drainage, lighting and ventilation, traffic control, emergency management.
Planning of railway systems, terminology and designs, relating to gauge, track, controls, transits, rolling stock, tractive power and track modernisation; Maintenance; Appurtenant works; Containerisation.
Harbours - layouts, shipping lanes, anchoring, location identification; Littoral transport with erosion and deposition; sounding methods; Dry and Wet docks, components and operational Tidal data and analyses.
Airports - layout and orientation; Runway and taxiway design and drainage management; Zoning laws; Visual aids and air traffic control; Helipads, hangers, service equipment.

Contact Details:
Union Public Service Commission
UPSC,
Man Singh Road Area,
New Delhi,
Delhi 110069
India

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