# Anna University Semester 6 Civil Engineering Syllabus

Anna University Semester 6 Civil Engineering Syllabus – The sixth semester syllabus  of Anna University Civil Engineering course in Bachelor degree course of B.E and B.Tech has five important subjects and one easy environmental theory subject that is easy to clear.The core subjects in this semester are Design of Steel Structures and design of reinforced concrete and brick masonry.Another important subject is Structural analysis that is widely used in Site auditing of buildings.

Anna University Semester 6 Civil Engineering Syllabus

## DESIGN OF REINFORCED CONCRETE & BRICK MASONRY STRUCTURES

UNIT I RETAINING WALLS 9
Design of Cantilever and Counterfort Retaining walls
UNIT II WATER TANKS 9
Design of rectangular and circular water tanks both below and above ground level – Design of
circular slab.
UNIT III SELECTED TOPICS 9
Design of staircases (ordinary and doglegged) – Design of flat slabs – Principles of design of mat
foundation, box culvert and road bridges
UNIT IV YIELD LINE THEORY 9
Assumptions – Characteristics of yield line – Determination of collapse load / plastic moment –
Application of virtual work method – square, rectangular, circular and triangular slabs – Design
problems
UNIT V BRICK MASONRY 9
Introduction, Classification of walls, Lateral supports and stability, effective height of wall and
columns, effective length of walls, design loads, load dispersion, permissible stresses, design of
axially and eccentrically loaded brick walls

## STRUCTURAL ANALYSIS II

UNIT I FLEXIBILITY METHOD 9
Equilibrium and compatibility – Determinate vs Indeterminate structures – Indeterminacy – Primary
structure – Compatibility conditions – Analysis of indeterminate pin-jointed plane frames,
continuous beams, rigid jointed plane frames (with redundancy restricted to two).
UNIT II STIFFNESS MATRIX METHOD 9
Element and global stiffness matrices – Analysis of continuous beams – Co-ordinate
transformations – Rotation matrix – Transformations of stiffness matrices, load vectors and
displacements vectors – Analysis of pin-jointed plane frames and rigid frames (with redundancy
limited to two)
UNIT III FINITE ELEMENT METHOD 9
Introduction – Discretisation of a structure – Displacement functions – Truss element – Beam
element – Plane stress and plane strain – Triangular elements
UNIT IV PLASTIC ANALYSIS OF STRUCTURES 9
Statically indeterminate axial problems – Beams in pure bending – Plastic moment of resistance –
Plastic modulus – Shape factor – Load factor – Plastic hinge and mechanism – Plastic analysis of
indeterminate beams and frames – Upper and lower bound theorems
UNIT V SPACE AND CABLE STRUCTURES 9
Analysis of Space trusses using method of tension coefficients – Beams curved in plan
Suspension cables – suspension bridges with two and three hinged stiffening girders

## Design of Steel Structures

UNIT I INTRODUCTION 9
Properties of steel – Structural steel sections – Limit State Design Concepts – Loads on Structures
– Connections using rivets, welding, bolting – Design of bolted and welded joints – Eccentric
connections – Efficiency of joints.
UNIT II TENSION MEMBERS 6
Types of sections – Net area – Net effective sections for angles and Tee in tension – Design of
connections in tension members – Use of lug angles – Design of tension splice – Concept of shear
lag
UNIT III COMPRESSION MEMBERS 12
Types of compression members – Theory of columns – Basis of current codal provision for
compression member design – Slenderness ratio – Design of single section and compound
section compression members – Design of laced and battened type columns – Design of column
bases – Gusseted base
UNIT IV BEAMS 9
Design of laterally supported and unsupported beams – Built up beams – Beams subjected to
uniaxial and biaxial bending – Design of plate girders – Intermediate and bearing stiffeners –
Flange and web splices.
UNIT V ROOF TRUSSES AND INDUSTRIAL STRUCTURES 9
Roof trusses – Roof and side coverings – Design of purlin and elements of truss; end bearing –
Design of gantry girder

## RAILWAYS, AIRPORTS AND HARBOUR ENGINEERING

UNIT I RAILWAY PLANNING 10
Significance of Road, Rail, Air and Water transports – Coordination of all modes to achieve
sustainability – Elements of permanent way – Rails, Sleepers, Ballast, rail fixtures and fastenings, –
Track Stress, coning of wheels, creep in rails, defects in rails – Route alignment surveys,
conventional and modern methods- Soil suitability analysis – Geometric design of railways,
gradient, super elevation, widening of gauge on curves- Points and Crossings.
UNIT II RAILWAY CONSTRUCTION AND MAINTENANCE 9
Earthwork – Stabilization of track on poor soil –- Tunneling Methods, drainage and ventilation –-
Calculation of Materials required for track laying – Construction and maintenance of tracks –
Modern methods of construction & maintenance – Railway stations and yards and passenger
amenities- Urban rail – Infrastructure for Metro, Mono and underground railways.
UNIT III AIRPORT PLANNING 8
Air transport characteristics-airport classification-air port planning: objectives, components, layout
characteristics, socio-economic characteristics of the Catchment area, criteria for airport site
selection and ICAO stipulations, Typical airport layouts, Case studies, Parking and circulation
area.
UNIT IV AIRPORT DESIGN 8
Runway Design: Orientation, Wind Rose Diagram – Runway length – Problems on basic and
Actual Length, Geometric design of runways, Configuration and Pavement Design Principles –
Elements of Taxiway Design – Airport Zones – Passenger Facilities and Services – Runway and
Taxiway Markings and lighting.
UNIT V HARBOUR ENGINEERING 10
Definition of Basic Terms: Harbor, Port, Satellite Port, Docks, Waves and Tides – Planning and
Design of Harbours: Requirements, Classification, Location and Design Principles – Harbour
Layout and Terminal Facilities – Coastal Structures: Piers, Break waters, Wharves, Jetties, Quays,
Spring Fenders, Dolphins and Floating Landing Stage – Inland Water Transport – Wave action on
Coastal Structures and Coastal Protection Works – Environmental concern of Port Operations –
Coastal Regulation Zone, 2011.

## ENVIRONMENTAL ENGINEERING II

UNIT I PLANNING FOR SEWERAGE SYSTEMS 7
Sources of wastewater generation – Effects – Estimation of sanitary sewage flow – Estimation of
storm runoff – Factors affecting Characteristics and composition of sewage and their significance –
Effluent standards – Legislation requirements.
UNIT II SEWER DESIGN 8
Sewerage – Hydraulics of flow in sewers – Objectives – Design period – Design of sanitary and
storm sewers – Small bore systems – Computer applications – Laying, joining & testing of sewers
– appurtenances – Pumps – selection of pumps and pipe Drainage -. Plumbing System for
Buildings – One pipe and two pipe system.
UNIT III PRIMARY TREATMENT OF SEWAGE 9
Objective – Selection of treatment processes – Principles, Functions, Design and Drawing of Units
– Onsite sanitation – Septic tank with dispersion – Grey water harvesting – Primary treatment –
Principles, functions design and drawing of screen, grit chambers and primary sedimentation tanks
– Construction, operation and Maintenance aspects.
UNIT IV SECONDARY TREATMENT OF SEWAGE 12
Objective – Selection of Treatment Methods – Principles, Functions, Design and Drawing of Units –
Activated Sludge Process and Trickling filter – Oxidation ditches, UASB – Waste Stabilization
Ponds – Reclamation and Reuse of sewage – sewage recycle in residential complex – Recent
Advances in Sewage Treatment – Construction and Operation & Maintenance of Sewage
Treatment Plants.
UNIT V DISPOSAL OF SEWAGE AND SLUDGE MANAGEMENT 9
Standards for Disposal – Methods – dilution – Self purification of surface water bodies – Oxygen
sag curve – Land disposal – Sludge characterization – Thickening – Sludge digestion – Biogas
recovery – Sludge Conditioning and Dewatering – disposal – Advances in Sludge Treatment and
disposal.