19
May

Essential Guide to Traffic Impact Assessments

Conceptual Framework of Traffic Impact Assessment (TIA):

 

The conceptual framework of this study is designed based on the previous traffic impact assessment literature. The frame is started on reviewing previous literature and end with the outcome of this study. Field visit is for preliminary concept about study area which gives basic information in the locality. Inventory survey includes the important location in the locality and some opinion of the local people about the study area which helps to make final questioner survey form. The data collection is mainly based on the traffic survey and willing to pay survey. Finally, the survey data is analyzed and visualized. The final recommendation is based on the outcome of the  study.

traffic impact assessment consultant Structure ,TIA workflow
TIA workflow

Specific Objectives of Traffic Impact Assessment (TIA):

  • To know Origin- Destination (OD) of vehicles and passengers.
  • To determine Annual Average Daily Traffic (AADT) of the existing roads of the study area.
  • To determine speed and delay of the study areas roads.
  • To analyze Level of Services (LOS) of the existing road condition.
  • To calculate vehicle compositions of the study area.
  • To predict future volume of traffic in the study area.
  • To analyze footpath Level of Services (LOS).
  • To analyze willing to pay (WTP) conditions of the study area.
  • To existing transportations infrastructures and facilities.
  • To explore the traffic impact of the project area after constructions of any projects
  • Traffic Condition in Bangladesh:

Greentech Inspection Ltd Analysis of state wise contribution of traffic flowing through the study area is important to analyses the impact of state growth on the traffic growth. Dhaka, Gazipur, Chittagong and Narayangonj states are identified as the major traffic contributing states on the present study area from number plate survey. The percentage of state wise traffic contributions are calculated from the data collected by conducting one day number plate survey on working day of a week and the data is presented in our Traffic Impact Assessment (TIA). The major passenger and goods traffic were contributed by Dhaka, Gazipur and Narayanganj states goods traffic contribution was more compared to Chittagong contribution.