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Graphics:

US 41, Lake Shore Drive from Foster to Jackson Congestion Scan - 2009, showing average speed by milepost by time of day.  Click on graphic to open congestion scan; click again to improve graphic resolution.

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US 41, Lake Shore Drive from Foster to Jackson Congestion Scan - 2009 (click for pdf version)

US 41, Lake Shore Drive from Foster to Jackson Congestion Scan - 2007, showing average speed by milepost by time of day.  Click on graphic to open congestion scan; click again to improve graphic resolution.

 /assets/0/24/52/658/1574/1593/d85f27f9-0b05-44e4-8f59-86db019d2679.jpg

 US 41, Lake Shore Drive from Foster to Jackson Congestion Scan - 2007 (click for pdf version)

Performance Data:

Non-holiday Tuesdays, Wednesdays, and Thursdays:

Note: Lake Shore Drive speed limits are typically 40 to 45 mph, lower in some locations.

South-bound US 41

 

Measure 2007     2008    2009 2010 2011
Free-Flow Travel Time
(Minutes)		 8.45 8.45     8.36 8.62 8.63
Average AM Peak-Period
Travel Time (Minutes)		 14.39 12.80   12.68 12.80 12.99
AM Travel Time Index 1.70 1.51     1.52 1.48 1.51
Average PM Peak-Period
Travel Time (Minutes)		 10.96 10.92   10.68 10.65 10.78
PM Travel Time Index

1.30

1.29

1.28

 1.24 1.25
AM Peak-Period
95th Percentile Travel Time
(Minutes)

30.55

28.34

27.88

 25.44 28.11

AM Peak-Period
Planning Time Index

3.62

3.35

3.33

 2.95 3.26
PM Peak-Period
95th Percentile Travel Time
(Minutes)

17.50

15.99

15.74

 15.36 15.10
PM Peak-Period
Planning Time Index

2.07

1.89

1.88

 1.78 1.75
Congested Hours

6.33

5.66

4.96

 4.67 4.94

 

 North-bound US 41

 

Measure

2007

  2008

   2009

 2010 2011
Free-Flow Travel Time
(Minutes)

    8.38

   8.30

8.21

 8.38 8.34
Average AM Peak-Period
Travel Time (Minutes)

8.88

   8.81

8.29

 8.63 8.79
AM Travel Time Index

1.06

1.06

1.01

 1.03 1.05
Average PM Peak-Period
Travel Time (Minutes)

14.42

13.85

12.64

 12.55 12.52
PM Travel Time Index

1.72

1.67

1.54

 1.50 1.50
AM Peak-Period
95th Percentile Travel Time
(Minutes)

10.05

10.29

9.20

 9.52 9.70

AM Peak-Period
Planning Time Index

1.20

1.24

1.12

 1.14 1.16
PM Peak-Period
95th Percentile Travel Time
(Minutes)

26.60

25.89

22.35

 22.07 21.52
PM Peak-Period
Planning Time Index

3.18

3.12

2.72

 2.63 2.58
Congested Hours

4.63

5.84

4.70

 3.43 3.50