1449B Post Drive Survey (Lane Departure Warning)

Study: ________________ OMB Control Number: 2127-NEW

Participant: __________ Expiration Date: MM/DD/YYYY

Date: _________________

Post-Drive Survey

Under the Paperwork Reduction Act, a federal agency may not conduct or sponsor, and a person is not required to respond to collection of information subject to the requirements of the Paperwork Reduction Act unless that collection of information displays a current valid OMB Control number. The OMB Control Number for this information collection is 2127-NEW (expiration date: MM/DD/YYYY). Public reporting for this collection of information is estimated to be approximately 10 minutes per response, including the time for reviewing instructions, completing and reviewing the collection of information. All responses to this collection of information are voluntary. Send comments regarding this burden estimate or any other aspect of this collection of information, including suggestions for reducing this burden, to: Information Collection Clearance Officer, National Highway Traffic Safety Administration, 1200 New Jersey Ave, S.E., Washington, DC, 20590

1) During the drive you just completed, were you more or less likely to stop to rest than if you were actually driving in a similar situation in the real world?

Much less likely			Just as likely			Much more likely
1	2	3	4	5	6	7

2) What factors did you consider when deciding whether to stop or continue during today’s drive?

_________________________________________________________________________________

_________________________________________________________________________________

3) Did the incentives for the session make you more or less likely to stop to rest than in the real world (select one)?

Much less likely			Just as likely			Much more likely
1	2	3	4	5	6	7

For the following questions, imagine a real world situation where you are driving home from a trip and have four hours left to reach home. You got little sleep the night before and are feeling drowsy, but are also motivated to reach home quickly.

4) How likely is it that you would stop to rest if you started to feel very drowsy in this situation?

Not At All Likely						Very Likely
1	2	3	4	5	6	7

5) What information would you consider when deciding whether to stop to rest in this situation?

_________________________________________________________________________________

_________________________________________________________________________________

6) What factors would you consider in the real-world driving situation (e.g., time, safety) that you also considered in the simulator?

_________________________________________________________________________________

_________________________________________________________________________________

7) What factors would you consider in the real-world driving situation that you did NOT consider in the simulator?

_________________________________________________________________________________

_________________________________________________________________________________

8) What factors did you consider in the simulator that you would NOT consider in the real world?

_________________________________________________________________________________

_________________________________________________________________________________

9) Did your strategy for dealing with drowsiness differ in the simulator from the real world?

 Yes  No

If your strategy for dealing with drowsiness differed, please describe how:

_________________________________________________________________________________

_________________________________________________________________________________

10) Prior to today’s study, did you have experience with lane departure warnings?

 Yes  No

If so, please describe how you have experienced lane departure warnings:

_________________________________________________________________________________

_________________________________________________________________________________

11) Did the lane departure warning cause you to change your driving behavior?

 Yes  No

If so, please describe how: ____________________________________________________________________________

__________________________________________________________________________________

12) To what extent did you find the lane departure warning annoying?

Not Annoying						Very Annoying
1	2	3	4	5	6	7

13) If a lane departure warning were available in your vehicle, how likely would you be to keep it on so that it provided warnings?

Not At All Likely						Very Likely
1	2	3	4	5	6	7

14) How likely do you think it is that the lane departure warning could prevent a crash due to drowsy driving?

Not At All Likely						Very Likely
1	2	3	4	5	6	7

15) What aspects of the lane departure warning did you find most useful?

__________________________________________________________________________________

__________________________________________________________________________________

16) What aspects of the lane departure warning did you find least useful?

__________________________________________________________________________________

__________________________________________________________________________________

17) Did the lane departure warning influence your decision to continue driving when drowsy?

 Yes  No

If so, please describe how: ____________________________________________________________________________

__________________________________________________________________________________

NHTSA Form 1449B