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TRAFFIC ENGINEERING
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DI04006081
Code: DI04006081
Credits: 4
Semester 4
Electronics
Traffic Engineering
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Follow on Instagram for UpdatesTraffic Engineering Syllabus — Unit-wise Content
The official GTU curriculum for Traffic Engineering (subject code DI04006081) as prescribed for Electronics · Semester 4 divides the course into 6 units, covering 38 listed topics. The unit-wise breakdown below is read from the GTU syllabus document for this subject code, so you can check what the course actually covers before deciding which papers to attempt.
Download the official syllabus PDF (DI04006081)Unit 1 Introduction to Traffic Engineering
- Objectives, and Scope o Meaning of traffic engineering o Need for safe and efficient movement o Role of traffic engineers in society 1.2
- Road User Characteristics o Physical: eyesight
- fatigue o Mental: decision-making
- judgment o Emotional: anger
- impatience o Effect on driving behaviour 1.3
- Vehicular Characteristics o Dimensions: length
- wheelbase o Performance: acceleration
- speed potential o Effect on roadway design and capacity 1.4
- Driver Reaction Time o PIEV theory explained o Factors influencing reaction time (age
- fatigue) o Examples and field relevance
Unit 2 Traffic Data Collection and Studies
- 2.1 Types and Need for Traffic Studies o Importance in planning and design o Volume
- accident studies 2.2 Traffic Volume Studies o Manual count methods (cross-section
- intersection) o Automatic methods (sensors
- apps) o PCU concept and its applications Program Name: Diploma Engineering Level: Diploma Branch: Civil Engineering Subject Code: DI04006081 Subject Name: Traffic Engineering o Data presentation (graphs
- charts) 2.3 Origin–Destination Studies o Need and uses (travel pattern
- planning new facilities) o Survey methods: roadside interview
- number plate method o Simple tabular representation 2.4 Speed Studies o Spot speed and space mean speed o Data collection methods (stopwatch
- sensors) o 85th percentile speed and its applications o Speed-flow relationship basics 2.5 Parking Studies o On-street vs. off-street parking o Accumulation and duration methods o Parking demand estimation o Solutions for parking problems 2.6 Accident Studies o Collection of accident data o Spot map and collision diagrams o Importance in road safety planning
Unit 3 Traffic Control Systems
- 3.1 Principles of Traffic Control Devices o Need for uniformity and clarity o Human factors in design 3.2 Traffic Signs o Classification (Regulatory
- Informatory) o Placement and visibility o Examples from IRC standards 3.3 Traffic Signals o Types: fixed-time
- manual control o Advantages and disadvantages o Coordination of signals (green wave concept) 3.4 Signal Cycle Time Design o Factors affecting signal timing (volume
- pedestrian flow
- safety) o Webster’s method and IRC recommendations o Simple numerical problems 3.5 Road Markings o Pavement
- object markings Program Name: Diploma Engineering Level: Diploma Branch: Civil Engineering Subject Code: DI04006081 Subject Name: Traffic Engineering o Use of reflective paints and studs o Road safety contribution
Unit 4 Traffic Operations and Management
- 4.1 Principles and Objectives of Traffic Management o Efficient use of road space o Reducing congestion and delays 4.2 Street Furniture o Delineators and hazard markers o Speed breakers
- rumble strips o Guard rails
- barricades o Safety applications 4.3 Traffic Regulations o Scope of traffic rules and laws o Important provisions of the Motor Vehicle Act o Role of enforcement in regulation 4.4 Traffic Geometrics o Types of at grade intersections o Interchanges (flyover
- cloverleaf – basic) o Traffic islands – channelizing
- rotary o Terminal facilities – bus bays
- parking terminals
- truck terminals
Unit 5 Road Safety and Environmental Aspects
- 5.1 Road Accidents o Definition and classification o Causes: human error
- vehicle defect
- roadway/environmental factors o Preventive strategies 5.2 Accident Recording and Analysis o Accident reporting system o Data collection formats o Collision and condition diagrams and interpretation 5.3 Road Safety Measures o Road safety rules and regulations o Traffic safety education and awareness o Engineering measures for accident prevention o Role of police and community 5.4 Street Lighting o Objectives and advantages of road lighting o Types of lamps (LED
- sodium vapor
- solar) Program Name: Diploma Engineering Level: Diploma Branch: Civil Engineering Subject Code: DI04006081 Subject Name: Traffic Engineering o Factors affecting visibility and safety 5.5 Arboriculture o Role of roadside plantation in road safety o Selection of trees suitable for highways o Maintenance and environmental benefits
Unit 6 Emerging Trends in Traffic Engineering
- 6.1 Highway Traffic Management System (HTMS) o Concept and objectives of HTMS o Main components: traffic monitoring
- control centres o Applications on expressways and urban roads 6.2 Intelligent Transportation Systems (ITS) o Definition and importance 6.3 Smart Traffic Management System (STMS) o Adaptive traffic signals (basic idea) o Use of cameras and sensors in traffic monitoring
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