Scope for

Traffic

Surveys

Traffic and Revenue Assessment Study for Rajiv

Gandhi sea link bridge in state of Maharashtra

Page 1

Scope of Work –

Carrying out Traffic Surveys in Maharashtra

Scope of work, Submission and payment will be as follows:

1. Scope of Work:

Carrying out traffic surveys as described below in the Figure: Surveys location map and

Table: Traffic Surveys summary by adhering to the survey objectives, survey time period,

terms & conditions, payment schedule and checklist which are mentioned in detail in the

sections 2, 3, 4, 5 and 7. Submit the quotation as per the details mentioned in the section no.6

along with item rates for additional traffic surveys as per details mentioned in section 6.1. The

traffic survey forms and targeted sample of each traffic survey is provided in the annexure.

Study area and Location map:

The project section is Rajiv Gandhi Sea link Bridge (Bandra Worli sea link) which forms part

of the western freeway. It is an eight - lane facility for the exclusive use of fast moving vehicles

with limited access (only four wheelers and above). The project section has two toll plaza

locations whose details are given in below table and as well represented in below map.

Table: Project Corridors for the Traffic study

S.no. Project/Corridor State Highway Length (in

kms) Toll Plaza Locations

1 Rajiv Gandhi Sea Link (Bandra – Worli Sea Link)

Maharashtra (Mumbai)

NA 5.6 km 1

Scope for

Traffic

Surveys

Traffic and Revenue Assessment Study for Rajiv

Gandhi sea link bridge in state of Maharashtra

Page 2

Figure 1: Rajiv Gandhi Sea Link (Bandra – Worli Sea Link) in the state of Maharashtra

Figure: Study Area and Survey Locations

In case of any additional surveys required the survey agency needs to be carried out as per

the objectives and scope for which payment will be done on item rate basis. The entire traffic

surveys are planned for completion in the duration of twelve (12) days including data coding

and processing.

Table: Traffic surveys – Toll Plaza Locations

S.no. Traffic survey Survey

duration (days & hours)

No. of Locations

Remarks

1 Traffic count – Video count

7 days X 24hr 1 Toll Plaza Locations (refer above picture)

2 Origin – Destination survey

1 day X 24hr 1

3 Willingness to pay survey

500 samples Project

Influence area

Scope for

Traffic

Surveys

Traffic and Revenue Assessment Study for Rajiv

Gandhi sea link bridge in state of Maharashtra

Page 3

2. Survey Objectives:

a) Classified Vehicle Counts – Using Videography Method

Classified vehicle volume counts shall be conducted at identified locations for a period

specified in the survey plan using videography method. The output should present direction

wise and Category wise, hourly flow, 15 minute flow and daily variation. Care must be taken

on clear visibility should be ensured before the start of survey itself. The traffic count summary

for every day should be provided to client in soft copy (MS Excel) within 4 days of conclusion

of each traffic count survey. The filled-in survey formats (hard copy) along with Video data in

a hard disk should be submitted by the end of the corresponding week.

b) Origin-Destination (OD) Survey

Origin-destination surveys shall be conducted through roadside interviews on the stretch

identified for a period of 24 continuous hours for the specified day. The information shall be

obtained by trained enumerators and experienced supervisors and include: type of vehicle,

origin, destination, frequency of passenger (additional query “purpose”) and goods vehicles

(additional query “commodity”). Based on the survey, travel desire pattern will be established.

The coded OD survey data should be provided to client in soft copy (MS Excel) within 4 days

of conclusion of the OD survey. The filled-in survey formats (hard copy) should be submitted

by the end of the corresponding week.

c) Willingness to shift survey

Consultants will conduct a sample based Willingness to shift survey at the identified survey

locations and some activity centres of the project influence area to capture the travel pattern

choices of users on different scenarios and assessing that under which scenario they will shift

to sea link.

Different scenarios are developed for each mode. Users were asked to make choices among

these scenarios. The data collected by this process was analyzed through SPSS software and

which after multiple iterations provides percentage of users which will shift to sea link.

3. Time Period of Completion

Surveys to be commenced from the date specified after the approval from the

approving authority and should be completed within 12 days from the date of start of

work this shall include the data coding and processing.

Data Coding, Punching (converting it to soft copy) shall be carried out simultaneously

at site and in no case deliverables of the soft copies shall be beyond 5 days after the

completion of the respective survey.

Any suggestion/correction should be incorporated and submitted in 3 days’ time from the date

of issuing the work order.

Scope for

Traffic

Surveys

Traffic and Revenue Assessment Study for Rajiv

Gandhi sea link bridge in state of Maharashtra

Page 4

4. Terms and Conditions

1) A trained and experienced Supervisor shall be present at all times at all the survey

locations.

2) As mentioned in the survey plan, the mentioned number of enumerators shall be

placed at all the survey locations for all the days of the surveys.

3) All the survey forms in hard copies for conducting all traffic surveys and stationery

items (pens, pads etc.) shall be procured by the traffic survey agency; the softcopy of

the survey format will be provided by the Client

4) The video data has to be submitted in a hard disk and the hard disk will be retained by

the client.

5) All the necessary infrastructure required for smooth conduct of surveys such as safety

jackets, lighting (for night times or low light conditions), temporary seating

arrangements, tents, traffic cones, batons, etc. Should be provided by the survey

agency and it is the responsibility of the survey agency to maintain the same for the

whole duration of the surveys.

6) All the traffic survey enumerators and supervisors should be well trained and

experienced before the start of each survey. The mandatory age of all the enumerators

shall be minimum as prescribed and applicable by the local laws.

7) Manpower deployment should be as per commitment. DIMTS reserves the right to

conduct checks at random, and in case of any discrepancy, you would have to repeat

that particular survey on the same day of the week and the cost of the repeated survey

will be borne by the survey agency.

8) Data Coding and punching in MS Excel has to be done for all the traffic surveys in the

English language only and submitted vide e-mail within the stipulated time agreed prior

to the commencement of survey.

9) In case DIMTS is not satisfied with the quality of either data collection or data coding,

you may be asked to repeat that particular survey on the same day of the week and

the cost of the repeated survey will be borne by the survey agency.

10) Termination: This agreement may be terminated at any point of time which can also

be due to the reasons beyond control of the client. If the reason for termination is due

to non-performance or non-adherence to the principles of the survey (data collection)

by the survey agency (vendor) then no payment shall be made to the survey agency.

11) If the work is not completed within the stipulated time frame, unless the reasons are

beyond control, a penalty of 0.5% of total fee will be levied on per day basis.

12) The cost of local conveyance (to and fro from survey locations), food and any other

daily allowance of all the Supervisors and enumerators shall be borne by the survey

agency.

13) Survey schedule and contact numbers of the deployed team should be communicated

to the Client (DIMTS) at least 24 hours prior to commencement of the survey.

14) Survey agency team should follow the checklist given below at all the time of the traffic

survey.

Apart from the above-mentioned terms and conditions, checklist provided as part of the work

order should also be strictly followed

Scope for

Traffic

Surveys

Traffic and Revenue Assessment Study for Rajiv

Gandhi sea link bridge in state of Maharashtra

Page 5

5. Payment Schedule

The payment to the survey agency shall be made in Indian (INR) currency. Payment will be

made upon raising the invoice as per following schedule:

1. 30% mobilization fee.

2. 30% amount shall be released after completion of the surveys.

3. 40% amount shall be released after submission of all data in soft and hard copies and

incorporating all corrections/ suggestions, if any.

5.1. Penalty

If the work is not completed within the stipulated time frame, unless the reasons are beyond

control, a penalty of 0.5% of total fee will be levied on per day basis where the Final penalty

is limited to 10% of the Quote value.

6. Quotation

Submit the quotation under major heads mentioning the rates along with the total amount in

the Indian currency excluding taxes.

Table: Survey Quotation summary with fee rates and Quantity

S.no Traffic Survey Duration

of survey

Quantity (Survey

Locations)

Rate (per Unit)

Total Amount

Remarks

A B A * B

1 Traffic count – Video count

7 days X 24hr

1 Toll Plaza Locations on project corridors

2 Origin – Destination survey

1 day X 24hr

1

3 Willingness to shift survey

500 samples

Project Influence

area

Total Amount in Rs. (Amount in Numbers)

Total Amount in Rs. (Amount in Words excluding taxes):

Taxes applicable (GST):

Total Amount in Rs. (Amount in Words including taxes):

6.1. Additional scope of work

Any additional surveys (including duration and type of surveys) beyond the surveys mentioned

in the scope of work will be paid on item rate which shall be paid as per the quotes provided

below.

Scope for

Traffic

Surveys

Traffic and Revenue Assessment Study for Rajiv

Gandhi sea link bridge in state of Maharashtra

Page 6

Table: Item rates for Additional Traffic surveys

S.no. Additional Traffic Surveys

(Adjacent roads) Survey Duration

Rates (in Rs.) per Location

1 Traffic count - video TVC - 24h X 7d

2 Traffic count - video TVC - 24h X 3d

2 Traffic count - video TVC - 24h X 1d

3 Traffic count survey-manual TVC - 24h X 3d

4 OD Survey - 24hr OD - 24h X 1d

7. Checklist:

For survey supervisors and enumerators

Checklist during Traffic Surveys

1 All survey supervisors and enumerators present at site should be wearing reflective jackets as safety precautions

2 Enumerators should be clearly briefed and tested about category of vehicle and its identification, that they are counting and interviewing (OD survey)

3 Mock survey of minimum of 30 min. at start of the day is ensured at all locations

4 Survey locations are set up on either side of the road to cater to each direction of traffic.

5 Enumerators for change of shift on day one are at site at least an hour before their slot and briefed and tested for category of vehicles

6 Survey is being carried out with relievers (already considered in the manpower requirement) at all locations - to cover during breaks/shifts

7 Enumerators are taking break for food/rest only if relievers (already considered in the manpower requirement) are taking their place

8 Surveys are continuously and thoroughly supervised;

9 Proper precautions shall be taken care of like the anticipation of rain which should not hamper the survey progress

10 Frequent checks are done to ensure that enumerators are completely aware of the category of vehicle that are counting

11 The responses for OD survey should be recorded in English language preferably and the coded and punched data shall be sent in English language only

Scope for

Traffic

Surveys

Traffic and Revenue Assessment Study for Rajiv

Gandhi sea link bridge in state of Maharashtra

Page 7

ANNEXURE: Traffic Survey Forms

Survey Forms attached

S.no Traffic Survey Survey Forms Remarks

1 TVC survey (video / manual)

Attached (Passenger & Goods traffic separate personnel per direction)

100% data

2 OD survey Attached Sample basis (40% to 50%)

3 Willingness to shift survey

Attached Sample basis (500 sample)