The exhaustive list of topics in Traffic Engineering & Management in which we provide Help with Homework Assignment and Help with Project is as follows:
- Traffic stream characteristics:
- traffic engineering: Road user characteristics, human and vehicle characteristics.
- Fundamental parameters and relations of traffic flow: speed, density, volume, travel time, headway, spacing, time-space diagram, time mean speed, space mean speed and their relation, relation between speeds, flow, density, fundamental diagrams.
- Traffic stream models: Greenshield’s model, Greenberg’s logarithmic model, Underwood’s exponential model, pipe’s generalized model, multi-regime models.
- Moving observer method: Concepts and derivation, illustration, Calibration of Greenshild’s model.
- Traffic measurement procedures:
- Measurement at a point: Traffic volume measurement, equipment for flow measurements, data analysis, concepts of ADT, AADT;
- Measurement over a short section: Speed measurements, 15th and 85th percentile speeds, design speed, speed distributions.
- Measurement along a length of road: Density measurement, travel time measurement.
- Automated traffic measurement: GPS devices, loop detectors, video analysis, and other technologies.
- Microscopic traffic flow modelling:
- Car-following models: Concept of stimulus-response, general mottoes models, safety distance, pscho-physical, optimal velocity, fuzzy logic models, and applications.
- Lane changing models: Conceptual framework, lane selection model, gap acceptance models.
- Vehicle arrival models: Poisson distribution, headway modeling, random vehicle generation.
- Microscopic traffic simulation: Vehicle generation, design, calibration, validation, applications, operational models.
- Macroscopic and mesoscopic traffic flow modelling:
- Traffic flow modeling analogies: Fluid flow analogy, heat flow analogy, granular flow, Lighthill-Withams theory, shock waves;
- Cell transmission models: Flow conservation, flow transmission.
- Traffic progression models: Robertson progression model, platoon movement, dispersion index, applications;=.
- Discrete simulation models: Cellular automata concepts, discretization of time and space, rules for acceleration,deceleration, randomization, and vehicle updation.
- Uninterrupted flow:
- Capacity and Level of service LOS: Definitions, highway capacity, factors affecting LOS, HCM methods.
- Urban Street: Classification, operational performance measures, congestion management.
- Multilane highways: Characteristics, capacity and level of service.
- Freeway operations: Operational considerations, capacity and level of service of a basic freeway segment, weaving operation.
- Ramp metering: Merging and diverging areas; gap acceptance, speed at ramps; fixed, reactive, and predictive systems.
- Corridor analysis: Segment capacity, free flow travel time, queue delay, transit corridor.
- Traffic intersection control:
- Principles of traffic control: Requirements, basic driving rules, priority movements, principles of traffic control, intersections conflicts.
- Traffic signs and road markings: Regulatory, warning, and information signs; longitudinal, transverse, and object marking.
- Uncontrolled intersection: Level of service concept, priority streams, confliting traffic, critical gap and follow-up time, capacity, queue length, control delay.
- Channelization: channelizing devices, geometrical aspects, turning radius.
- Traffic rotary: Conflict resolution in a rotary, geometric layout, design elements, capacity of rotary.
- Grade separated intersection: Road over bridges, under pass, overpass, trumpet interchange, diamond interchange, fully and partial clover leaf intersection.
- Traffic signal design:
- Elements of traffic signal: Definitions, analysis of saturation headway, saturation flow, lost time, critical flows, derivation of cycle length.
- Design principles of a traffic signal: Phase design, cycle time determination, green splitting, pedestrian phases, and performance measures.
- Evaluation of a traffic signal: Definitions and measurement of stopped and control delay, Webster’s delay model, oversaturated conditions.
- Capacity and Los analysis of a signalized I/S: HCM 2000 method of analysis of a signalized intersection and determination of the level of service.
- Coordinated traffic signal: Concepts of offset, common cycle length bandwidth, offset for one-way and two way streets.
- Vehicle actuated signals and Area traffic control: Basic principles of vehicle actuation, collection of data, system architecture and algorithms.
- Specialised traffic studies:
- Parking Studies: Parking inventory, statistics, parking surveys; in-out, license palate, on-street and off-street parking.
- Accident Studies: Accident data collection, statistics, safety audit, sfety measures.
- Fuel consumption and emission studies: Consumption models, pollutants, air quality models, mitigation measures;
- Congestion studies: Performance measures, intensity, duration, extent of congestion, traveler perception, remedial measures, congestion pricing.
- Toll operation: Design and configuration, queuing theory, operation and maintenance issues.
- Pedestrian studies: Pedestrian counts, pedestrian volume and level of service, design principles of pedestrian facilities.
- Intelligent transportation system: Introduction, system architecture, performance evaluation, tools and technologies.
- Pedestrian studies: Public transit management system, case studies.