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Publication Number: FHWA-RD-96-147
Date: October 1997

Development of Human Factors Guidelines for Advanced Traveler Information Systems and Commerical Vehicle Operations: Components of the Intelligent Transportation Systems: Designs Alternatives for In-Vehicle Information Displays

 

APPENDIX D: SCENARIO EVENT DOCUMENTATION

 

Events for Scenario 1.1

Distance (ft) Roadway Event ATIS Message Roadway Information
       
400 speed limit 40 mph sign    
1900 billboard: "TACO BELL"    
3725   ATIS message: merge left  
3725     roadway disabled vehicle sign legible
4650 disabled vehicle    
5425   ATIS message: slow down to 25 mph  
5425     roadway speed zone ahead sign legible
5700 intersection (green light)    
5700 1 pedestrian (right)    
5900 SA query    
6150 speed limit 25 mph    
7000 intersection    
7000 cross traffic from left    
8700 intersection (red light)    
8925   ATIS message: merge left  
8925     roadway transit only sign legible
9100 speed limit 40 mph    
9500 transit lane begins (right lane closed)    
10900 transit lane ends (right lane open)    
11000 billboard: "MOTEL 6"    
12725   ATIS message: slow down  
12725     roadway icy road sign legible
13200 icy road sign    
13500 ice begins    
14900 ice ends    
16000 end simulation    

Situation Awareness Query:

3. Which lane are you currently in?

a. right b. left

7. How many pedestrians were at the last intersection?

a. one b. two

9. Which action did the most recent ATIS message call for?

a. reduce speed b. change lanes

14. Should you be driving less than 35 mph over the next 30 seconds?

a. yes b. no

 

Events for Scenario 1.2

Distance (ft) Roadway Event ATIS Message Roadway Information
       
400 speed limit 40 mph sign    
1120 1 pedestrian (left)    
3125   ATIS message: slow down  
3600 ice begins    
4600 ice ends    
5500 billboard: "CHEVRON"    
6450   ATIS message: slow down  
6450     roadway Ped Xing sign legible

6475

2 pedestrians (right)    
6500 intersection (traffic from left)    
6925 SA query    
7000 crosswalk    
10250   ATIS message: merge left  

10300

billboard: "MOTEL 6"    
10300 disabled vehicle    
12425   ATIS message: merge left  
13400 construction zone begins (right lane closed)    
13650 1 pedestrian (right)    
13900 intersection (green light)    
13900 cross traffic (idle)    
14100 1 pedestrian (right)    
14350 1 pedestrian (right)    
14800 construction zone ends (right lane open)    
16600 end simulation    

Situation Awareness Query:

7. How many pedestrians were at the last intersection?

a. one b. two

1. Did you receive a message from ATIS in the last 30 seconds?

a. yes b. no

12. What was the billboard that you most recently passed advertising?

a. food b. gas

14. Should you be driving less than 35 mph over the next 30 seconds?

a. yes b. no

 

Scenario 1.3

Distance (ft) Roadway Event ATIS Message Roadway Information
       
400 speed limit 40 mph sign    
600 intersection (green light)    
800 car approaching    
1425     roadway transit only sign legible
2000 transit lane begins (right lane closed)    
3000 transit lane ends (right lane open)    
3850     roadway curve ahead sign legible
3850   ATIS message: slow down  
4200 curve begins    
4700 curve ends    
5400 1 pedestrian (right)    
6000 intersection (yellow light)    
6300 billboard: "TACO BELL"    
6420     roadway road work ahead sign legible
6895 SA query    
7000 construction zone begins (right lane closed)    
7350 1 pedestrian (right)    
8050 1 pedestrian (right)    
8400 construction zone ends (right lane open)    
12000 billboard: "ARCO"    
12000     roadway speed zone ahead sign legible
12650 speed limit 25 mph    
14050 speed limit 40 mph    
14250 2 pedestrians (left)    
16000 end simulation    

Situation Awareness Query:

4. What color was the light through which you most recently passed?

a. green b. yellow

8. Is there currently a vehicle ahead of you in the right lane?

a. yes b. no

12. What was the billboard that you most recently passed advertising?

a. food b. gas

14. Should you be driving less than 35 mph over the next 30 seconds?

a. yes b. no

 

Scenario 1.4

Distance (ft) Roadway Event ATIS Message Roadway Information
       
400 speed limit 40 mph sign    
1600 intersection (green light)    
2000 construction zone begins (right lane closed)    
3400 construction zone ends (right lane open)    
3900 intersection – cross traffic (left)    
6600 curve left begins    
7100 curve left ends    
8700 billboard: "WENDY'S"    
9500 2 pedestrians (left)    
10150 SA query    
10400 accident zone begins (right lane closed)    
11800 billboard: "EXXON"    
12100 accident    
13500 accident zone ends (right lane open)    
16275     roadway Ped Xing sign legible
16275   ATIS message: slow down  
16700 billboard: "ARBY'S" visible    
16750 crosswalk    
16750 1 pedestrian (right)    
17000 billboard: "ARBY'S"    
17500 end simulation    

Situation Awareness Query:

5. On what side of the road were the last pedestrians?

a. right b. left

3. Which lane are you currently in?

a. right b. left

10. What is the speed of the car ahead relative to your speed?

a. slower b. faster

15. Will you need to be in the left lane in the next 30 seconds?

a. yes b. no

 

Scenario 2.1

Distance (ft) Roadway Event ATIS Message Roadway Information
       
400 speed limit 40 mph sign    
1225     roadway road work ahead sign legible
1225   ATIS message: construction in right lane  
1900 road work begins (right lane closed)    
4800 road work ends (right lane open)    
4800 billboard: "ARCO"    

5100

2 pedestrians (left)    
6550     roadway curve ahead sign legible
6550   ATIS message: curved road ahead  

7500

curve begins    
8000 curve ends    
11000 intersection (green light) – cross traffic left    

11300

pedestrian (right)    
11425     roadway disabled vehicle sign legible
11425   ATIS message: disabled vehicle ahead  

12000

SA query    
12450 disabled vehicle    
12925     roadway speed zone ahead sign legible

12925

  ATIS message: speed zone ahead  
13100 intersection (yellow light)    
13600 speed limit 25 mph    

15000

speed limit 40 mph    
16800 billboard: "WENDY'S" legible    
17000 billboard: "WENDY'S"    
17100 end simulation    

Situation Awareness Query:

6. At the last intersection, from which side was the cross traffic coming?

a. right b. left

2. What is your current speed?

a. > 40 mph b. < 40 mph

13. What did your last message from the ATIS warn you about?

a. disabled vehicle b. construction

15. Will you need to be in the left lane in the next 30 seconds?

a. yes b. no

 

Scenario 2.2

Distance (ft) Roadway Event ATIS Message Roadway Information
       

400

speed limit 40 mph    
1400 2 pedestrians (right)    
2575   ATIS message: accident ahead right lane  

3100

accident zone begins (right lane closed)    
4400 traffic ahead    
5100 accident    

5700

accident zone ends (right lane open)    
7100 billboard: "MARRIOTT"    
7625     roadway Ped Xing sign legible

7625

  ATIS message: pedestrian crosswalk ahead  
8150 crosswalk    
10825   ATIS message: icy road ahead  

11300

ice begins    
12700 ice ends    
13000 billboard: "CHEVRON"    

13150

  ATIS message: disabled vehicle ahead  
13400 intersection (yellow light)    
14025 SA query    

14150

disabled vehicle    
16985 1 pedestrian (left)    
17000 end simulation    

Situation Awareness Query:

1. Did you receive a message from ATIS in the last 30 seconds?

a. yes b. no

4. What color was the light through which you most recently passed?

a. green b. yellow

12. What was the billboard that you most recently passed advertising?

a. food b. gas

14. Should you be driving less than 35 mph over the next 30 seconds?

a. yes b. no

 

Scenario 2.3

Distance (ft) Roadway Event ATIS Message Roadway Information
       

400

speed limit 40 mph    
1800 intersection (green light)    
1800 2 pedestrians (right)    

2250

    roadway transit only sign legible
2400 transit lane begins (right lane closed)    
2725 SA query    

3525

transit lane ends (right lane closed)    
4700 intersection    
5425     roadway curve ahead sign legible

6000

curve left begins    
6500 curve left ends    
6700 billboard: "ARBY'S"    

7500

intersection    
8225     roadway road work ahead sign legible
8225   ATIS message: road work ahead  

8900

road work begins (right lane closed)    
10200 billboard: "EXXON"    
11600 road work ends (right lane open)    

13300

2 pedestrians (right)    
14500     roadway Ped Xing sign legible
15850 crosswalk    
16100 end simulation    

Situation Awareness Query:

8. Is there currently a vehicle ahead of you in the right lane?

a. yes b. no

7. How many pedestrians were at the last intersection?

a. one b. two

10. What is the speed of the car ahead relative to your speed?

a. slower b. faster

15. Will you need to be in the left lane in the next 30 seconds?

a. yes b. no

 

Scenario 2.4

Distance (ft) Roadway Event ATIS Message Roadway Information
       

400

speed limit 40 mph    
1230 intersection (yellow light)    
1800 SA query    

2300

accident zone begins (right lane closed)    
4100 accident    
4100 accident zone cleared (right lane open)    

4150

  ATIS message: speed zone ahead  
4325     roadway speed zone sign legible
4850 speed limit 25 mph    
6250 speed limit 40 mph    

8000

billboard: "HILTON"    
10100 2 pedestrians (left)    
11800 ice begins    
13250 ice ends    

13600

billboard: "CHEVRON"    
14950 transit lane begins    
15850 transit lane ends    

16230

intersection (green light)    
16700 billboard: "TACO BELL"    
17000 end simulation    

Situation Awareness Query:

3. Which lane are you currently in?

a. right b. left

4. What color was the light through which you most recently passed?

a. green b. yellow

10. What is the speed of the car ahead relative to your speed?

a. slower b. faster

15. Will you need to be in the left lane in the next 30 seconds?

a. yes b. no

 

Scenario 3.1

Distance (ft) Roadway Event ATIS Message Roadway Information
       

400

speed limit 40 mph sign    
1400 billboard: "TACO BELL"    
1575     roadway disabled vehicle sign legible
1575   ATIS message: disabled vehicle ahead  

1600

intersection (green light)    
1600 cross traffic (right)    
2150 SA query    
2500 disabled vehicle    

2950

    roadway transit lane only sign legible
2950   ATIS message: transit only right lane  
3500 transit lane begins    
3725 transit lane ends    

5200

intersection with cross traffic right    
8800 2 pedestrians (right)    
9725     roadway icy road sign legible
9725   ATIS message: icy road ahead  

10325

1 pedestrian (right)    
10500 ice begins    
10500 billboard: "CHEVRON"    
11900 ice ends    

12925

  ATIS message: curved road ahead  
12925     roadway curve ahead sign legible
13800 curve left begins    
14300 curve left ends    
16000 end simulation    

Situation Awareness Query:

1. Did you receive a message from ATIS in the last 30 seconds?

a. yes b. no

6. At the last intersection, from which side was the cross traffic coming?

a. right b. left

12. What was the billboard that you most recently passed advertising?

a. food b. gas

15. Will you need to be in the left lane in the next 30 seconds?

a. yes b. no

 

Scenario 3.2

Distance (ft) Roadway Event ATIS Message Roadway Information
       

400

speed limit 40 mph    
1600 intersection (green light)    
2225     roadway icy road sign legible
2225   ATIS message: icy road ahead  

2900

ice begins    
4300 ice ends    
4500 billboard: "ARCO"    
5050   ATIS message: accident ahead in right lane  

5525

SA query    
6000 accident zone begins (right lane closed)    
7250 1 pedestrian (left)    
7700 accident    

8100

accident zone ends (right lane open)    
9325   ATIS message: construction in right lane  
11510 2 pedestrians (right)    
13500 intersection with cross traffic right    

13850

  ATIS message: 25 mph zone ahead  
14700 speed limit 25 mph    
16100 speed limit 40 mph    
18500 end simulation    

Situation Awareness Query:

2. What is your current speed?

a. > 40 mph b. < 40 mph

8. Is there currently a vehicle ahead of you in the right lane?

a. yes b. no

11. What did your last message from the ATIS warn you about?

a. accident b. icy road

14. Should you be driving less than 35 mph over the next 30 seconds?

a. yes b. no

 

Scenario 3.3

Distance (ft) Roadway Event ATIS Message Roadway Information
       

400

speed limit 40 mph    
1200   ATIS message: construction zone  
1200     roadway road work ahead sign legible
1200 billboard: "WENDY'S"    

1700

construction zone begins (right lane closed)    
3900 construction zone ends (right lane open)    
4050 1 pedestrian    
4150     roadway Ped Xing sign legible

4920

intersection (green light)    
4950 crosswalk    
4955 2 pedestrians (left)    
5150     roadway curve ahead sign legible

5525

SA Query    
6100 curve left begins    
6600 curve left ends    
8750 intersection (red light)    

9025

    roadway transit only sign legible
9500 transit lane begins (right lane closed)    
10750 transit lane ends (right lane open)    
11000 billboard: "MOTEL 6"    
16000 end simulation    

Situation Awareness Query:

3. Which lane are you currently in?

a. right b. left

5. On what side of the road were the last pedestrians?

a. right b. left

10. What is the speed of the car ahead relative to your speed?

a. slower b. faster

14. Should you be driving less than 35 mph over the next 30 seconds?

a. yes b. no

 

Scenario 3.4

Distance (ft) Roadway Event ATIS Message Roadway Information
       

400

speed limit 40 mph    
3400 disabled vehicle (lane closed)    
3800 disabled vehicle    
4300 intersection (green light)    

5875

    oadway speed zone ahead sign legible
6600 speed limit 25 mph    
8000 speed limit 40 mph    
8200 billboard: "EXXON"    

9400

billboard: "MARRIOTT"    
9800 intersection (no light)    
9800 cross traffic (left)    
9900 1 pedestrian (right)    

9950

  ATIS message: accident ahead in right lane  
10300 SA query    
10500 accident zone begins (right lane closed)    
12000 accident    

13300

accident zone ends (right lane open)    
15550 crosswalk    
16500 end simulation    

Situation Awareness Query:

6. At the last intersection, from which side was the cross traffic coming?

a. right b. left

5. On what side of the road were the last pedestrians?

a. right b. left

10. What is the speed of the car ahead relative to your speed?

a. slower b. faster

15. Will you need to be in the left lane in the next 30 seconds?

a. yes b. no

 

Scenario 4.1

Distance (ft) Roadway Event ATIS Message Roadway Information
       

400

speed limit 40 mph    
1625   ATIS message: slow down  
1625     roadway icy road sign legible
2400 ice begins    

3800

ice ends    
4425   ATIS message: slow down  
4425     roadway speed zone ahead sign
6300 speed limit 25 mph    

6600

billboard: "EXXON"    
7500 speed limit 40 mph    
7700 1 pedestrian (right)    
8125   ATIS message: merge left  

8125

    roadway disabled vehicle sign legible
8175 intersection (yellow light)    
8600 SA query    
8950 disabled vehicle    

11000

billboard: "ARBY'S"    
12600 2 pedestrians (left)    
13325   ATIS message: merge left  
13325     roadway road work ahead sign legible

13800

    roadway construction sign
14100 construction zone begins (right lane closed)    
15200 green light (intersection)    
16300 construction zone ends (right lane open)    
16700 end simulation    

Situation Awareness Query:

5. On what side of the road were the last pedestrians?

a. right b. left

4. What color was the light through which you most recently passed?

a. green b. yellow

13. What did your last message from the ATIS warn you about?

a. disabled vehicle b. construction

14. Should you be driving less than 35 mph over the next 30 seconds?

a. yes b. no

 

Scenario 4.2

Distance (ft) Roadway Event ATIS Message Roadway Information
       

400

speed limit 40 mph    
1200 intersection    
1350 2 pedestrians (right)    
1375   ATIS message: slow down  

1850

SA query    
1900 crosswalk    
1900 2 pedestrians (right)    
1980 intersection    

3100

billboard: "CHEVRON"    
3825     roadway curve ahead sign legible
3825   ATIS message: slow down  
4700 curve begins    

5400

curve ends    
5700 2 pedestrians (left)    
8125   ATIS message: merge left  
8600 construction zone begins (right lane closed)    

9800

green light (intersection)    
10900 construction zone ends (right lane open)    
13000 billboard: "HILTON"    
15025   ATIS message: merge left  

15400

transit lane begins (right lane closed)    
16525 transit lane ends (right lane open)    
16600 1 pedestrian (left)    
17000 end simulation    

Situation Awareness Query:

2. What is your current speed?

a. > 40 mph b. < 40 mph

7. How many pedestrians were at the last intersection?

a. one b. two

10. What is the speed of the car ahead relative to your speed?

a. slower b. faster

14. Should you be driving less than 35 mph over the next 30 seconds?

a. yes b. no

 

Scenario 4.3

Distance (ft) Roadway Event ATIS Message Roadway Information
       

400

speed limit 40 mph    
700 intersection (green light)    
925     roadway curve ahead sign
1800 curve begins    

2500

1 pedestrian (right)    
2500 curve ends    
5105     roadway accident ahead sign legible
6000 accident zone begins (right lane closed)    

6600

accident    
7900 accident zone ends (right lane open)    
8625   ATIS message: merge left  
9000     roadway transit only sign legible

9400

transit lane begins (right lane closed)    
10500 transit lane ends (right lane open)    
11500 billboard: "TACO BELL"    
11950 intersection    

11950

cross traffic (right)    
12450 SA query    
12600 2 pedestrians (right)    
12925     roadway icy road sign legible

13600

ice begins    
14600 ice ends    
15700 intersection (green light)    
16500 end simulation    

Situation Awareness Query:

6. At the last intersection, from which side was the cross traffic coming?

a. right b. left

1. Did you receive a message from ATIS in the last 30 seconds?

a. yes b. no

12. What was the billboard that you most recently passed advertising?

a. food b. gas

15. Will you need to be in the left lane in the next 30 seconds?

a. yes b. no

 

Scenario 4.4

Distance (ft) Roadway Event ATIS Message Roadway Information
       

400

speed limit 40 mph    
3150 disabled vehicle    
5275   ATIS message: slow down  
5750 crosswalk    

6300

car approaching from ahead    
7425 billboard: "WENDY'S"    
7530 intersection (green light)    
7530 cross traffic    

8100

SA query    
8500 speed limit 25 mph    
9900 speed limit 40 mph    
10030 intersection (green light)    

14000

2 pedestrians (left)    
15300     roadway accident ahead sign legible
15800 accident zone begins (right lane closed)    

17500

accident zone ends (right lane open)    
17700 billboard: "CHEVRON"    
18000 end simulation    

Situation Awareness Query:

2. What is your current speed?

a. > 40 mph b. < 40 mph

8. Is there currently a vehicle ahead of you in the right lane?

a. yes b. no

12. What was the billboard that you most recently passed advertising?

a. food b. gas

15. Will you need to be in the left lane in the next 30 seconds?

a. yes b. no

 

FHWA-RD-96-147

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