- Collection:
- Georgia Government Publications
- Serial:
- Transportation metropolitan Atlanta performance report.
- Title:
- 2010 transportation metropolitan Atlanta performance report- Appendix 1
- Creator:
- Georgia Regional Transportation Authority
- Contributor to Resource:
- Georgia Regional Transportation Authority.
- Publisher:
- Atlanta, GA : Georgia Regional Transportation Authority, 2010
- Date of Original:
- 2010
- Subject:
- Transportation--Georgia
Transportation--Planning - Location:
- United States, Georgia, Atlanta Metropolitan Area, 33.8498, 84.4383
- Medium:
- state government records
- Type:
- Text
- Format:
- application/pdf
- Description:
- 2007; title from title page.
- External Identifiers:
- Call Number GA T730 .S1 T7 2010/Appendix 1
- Metadata URL:
- https://dlg.galileo.usg.edu/id:dlg_ggpd_y-ga-bt730-b-ps1-bt7-b2010-sappendix-b1-belec-p-btext
- Digital Object URL:
- https://dlg.galileo.usg.edu/do:dlg_ggpd_y-ga-bt730-b-ps1-bt7-b2010-sappendix-b1-belec-p-btext
- Language:
- eng
- Holding Institution:
- University of Georgia. Map and Government Information Library
- Rights:
-
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
47
APPENDIX
2010 Transportation MAP Report
The Georgia Regional Transportation Authority 245 Peachtree Center Ave., NE Atlanta, GA 30303
404-463-3000 www.grta.org
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
48
APPENDIX
Figure 1: NaviGAtor Video Detection Coverage Freeway Segments
CHEROKEE
INTER STATE
INTERSTATE GEOR GIA
575
19
INTER STATE
INTERSTATE GEOR GIA
75
COBB
FULTON
400
GWINNETT
Legend
1
NaviGAtor Instrumented Freeway Segments Future Coverage Segment Boundary
1-20 Segment Numbers
INTER STATE
INTERSTATE
GE OR GIA
285
IN TERSTATE
INTERSTATE
GE ORGIA
285
11
10
IN TERSTATE
INTERSTATE GE OR GIA
12
285
IN TERSTATE
INTERSTATE
GE ORGIA
75
2
400
INT ERSTATE
INTERSTATE GE ORGIA
85
8
144
IN TERSTATE
INTERSTATE GE ORGIA
85
7
13
IN TERSTATE
INTERSTATE
GE OR GIA
285
78
INT ERSTATE
INTERSTATE GE OR GIA
20
20
CITY OF ATLANTA
15
166
INTER STATE
INTERSTATE
GE ORGIA
75/85
3
INTERSTATE
GE ORGIA
75/85
4
INTER STATE
INTERSTATE
GE OR GIA
285
9
IN TERSTATE
INTERSTATE
GE ORGIA
85
INTER STATE
INTERSTATE
GEOR GIA
75
5
17
14 INT ERSTATE INTERSTATE GE OR GIA
285
16
INTER STATE
INTERSTATE GEOR GIA
20
INT ERSTATE
INTERSTATE
GE OR GIA
285
18
DEKALB
FULTON
IN TERSTATE
INTERSTATE
GE OR GIA
85
INTER STATE
INTERSTATE
GE OR GIA
285
INTER STATE
INTERSTATE
GE OR GIA
75
CLAYTON
INTER STATE
INTERSTATE GE OR GIA
675
6
ROCK HENRY DALE
FAYETTE
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
49
Figure 2: Travel Times by Freeway Segment
Travel Time (minutes)
Segment 1: I-75 NB (from I-285 to Wade Green Road)
10
67 mph
AM Peak
Segment Length (miles) 65 mph Travel Time (minutes:seconds) 35 mph Travel Time (minutes:seconds)
14.00 12:55 23:59
12
1: NB
14
Travel Time (minutes)
Time of Day
10
12
41 mph
14
16
18
20
22
24
26
28
Time of Day
PM Peak
2002 2007 2008 2009 65 mph Travel Time 35 mph Travel Time
Travel Time (minutes)
Segment 1: I-75 SB (from Wade Green Road to I-285)
12
14
16
18
20
22
45 mph
24
26
AM Peak
Segment Length (miles) 65 mph Travel Time (minutes:seconds) 35 mph Travel Time (minutes:seconds)
14.55 13:26 24:56
1: SB
Travel Time (minutes)
Time of Day 11
66 mph 13 15
Time of Day
PM Peak
2002 2007 2008 2009 65 mph Travel Time 35 mph Travel Time
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
50
Travel Time (minutes)
Travel Time (minutes)
07
08 65 mph
09
10
Segment 2: I-75 NB (from I-85 to I-285)
AM Peak
Segment Length (miles) 55 mph Travel Time (minutes:seconds) 35 mph Travel Time (minutes:seconds)
8.45 9:13 14:29
2: NB
Time of Day
07 51 mph
08 09 10 11 12
Time of Day
PM Peak
2002 2007 2008 2009 55 mph Travel Time
Segment 2: I-75 SB (from I-285 to I-85)
07
AM Peak
Segment Length (miles)
7.86
55 mph Travel Time (minutes:seconds)
8:34
08
09
54 mph
2: SB
10
Time of Day
07
PM Peak
08 59 mph
09
Time of Day
2002 2007 2008 2009 55 mph Travel Time
Travel Time (minutes)
Travel Time (minutes)
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
51
Travel Time (minutes)
Travel Time (minutes)
Segment 3: I-75/I-85 NB (from I-20 to I-85)
03
AM Peak
Segment Length (miles)
4.41
55 mph Travel Time (minutes:seconds)
4:49
04
35 mph Travel Time (minutes:seconds)
7:33
05
06
42 mph
07
3: NB
Time of Day
04
05
06
07
37 mph
08
Time of Day
PM Peak
2002 2007 2008 2009 55 mph Travel Time 35 mph Travel Time
Segment 3: I-75/I-85 SB (from I-85 to I-20)
03
04
05
06
52 mph
07
AM Peak
Segment Length (miles) 55 mph Travel Time (minutes:seconds) 35 mph Travel Time (minutes:seconds) 20 mph Travel Time (minutes:seconds)
3: SB
4.40 4:48 7:32 13:11
Time of Day
04
06
22 mph
08
10
12
14
Time of Day
PM Peak
2002 2007 2008 2009 55 mph Travel Time 35 mph Travel Time 20 mph Travel Time
Travel Time (minutes)
Travel Time (minutes)
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
52
Travel Time (minutes)
Travel Time (minutes)
03 05 07
09 11
32 mph 13
Segment 4: I-75 NB (from I-85 to I-20)
AM Peak
Segment Length (miles) 55 mph Travel Time (minutes:seconds) 35 mph Travel Time (minutes:seconds) 20 mph Travel Time (minutes:seconds)
4: NB
3.88 4:14 6:39 11:38
Time of Day 03
54 mph 04 05
Time of Day
PM Peak
2002 2007 2008 2009 55 mph Travel Time 35 mph Travel Time 20 mph Travel Time
03
04 64 mph
05
Segment 4: I-75 SB (from I-20 to I-85)
AM Peak
Segment Length (miles)
3.75
55 mph Travel Time (minutes:seconds)
4:05
35 mph Travel Time (minutes:seconds)
6:25
4: SB
Time of Day
03
PM Peak
04 57 mph
05
Time of Day
2002 2007 2008 2009 55 mph Travel Time
Travel Time (minutes)
Travel Time (minutes)
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
53
Travel Time (minutes)
Travel Time (minutes)
Segment 5: I-75 NB (from I-285 to I-85)
03
AM Peak
Segment Length (miles)
4.00
55 mph Travel Time (minutes:seconds)
4:22
35 mph Travel Time (minutes:seconds)
6:51
04
65 mph 05
5: NB
Time of Day 03
64 mph 04 05
Time of Day
PM Peak
2002 2007 2008 2009 55 mph Travel Time
Segment 5: I-75 SB (from I-85 to I-285)
03
AM Peak
Segment Length (miles)
4.12
55 mph Travel Time (minutes:seconds)
4:30
35 mph Travel Time (minutes:seconds)
7:03
04
66 mph 05
5: SB
Time of Day
03
04
05
06
55 mph
07
Time of Day
PM Peak
2002 2007 2008 2009 55 mph Travel Time
Travel Time (minutes)
Travel Time (minutes)
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
54
Travel Time (minutes)
Travel Time (minutes)
Segment 6: I-75 NB (from Hudson Bridge Road to I-285)
10 56 mph
12
AM Peak
Segment Length (miles) 65 mph Travel Time (minutes:seconds)
14.53 13:25
14
6: NB
16
Time of Day
10
62 mph
12
14
16
Time of Day
PM Peak
2004 2007 2008 2009 65 mph Travel Time
Segment 6: I-75 SB (from I-285 to Hudson Bridge Road)
10 65 mph
AM Peak
Segment Length (miles) 65 mph Travel Time (minutes:seconds)
14.45 13:20
12
6: SB
14
Time of Day 10
42 mph 12 14 16 18 20 22
Time of Day
PM Peak
2004 2007 2008 2009 65 mph Travel Time
Travel Time (minutes)
Travel Time (minutes)
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
55
Travel Time (minutes)
Travel Time (minutes)
Segment 7: I-85 NB (from I-285 to Old Norcross Road)
09
10
11 64 mph
12
AM Peak
Segment Length (miles) 65 mph Travel Time (minutes:seconds) 35 mph Travel Time (minutes:seconds)
10.71 9:53 18:21
7: NB
Time of Day
10 42 mph
12 14 16 18 20 22 24
Time of Day
PM Peak
2002 2007 2008 2009 65 mph Travel Time 35 mph Travel Time
Segment 7: I-85 SB (from Old Norcross Road to I-285)
09
11
42 mph
13
15
17
19
AM Peak
Segment Length (miles) 65 mph Travel Time (minutes:seconds) 35 mph Travel Time (minutes:seconds)
10.66 9:50 18:16
7: SB
Time of Day 09
10
11
62 mph
12
Time of Day
PM Peak
2002 2007 2008 2009 65 mph Travel Time 35 mph Travel Time
Travel Time (minutes)
Travel Time (minutes)
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
56
Travel Time (minutes)
Travel Time (minutes)
08
09
10
67 mph
11
Segment 8: I-85 NB (from I-75 to I-285)
AM Peak
Segment Length (miles) 55 mph Travel Time (minutes:seconds) 35 mph Travel Time (minutes:seconds)
9.96 10:52 17:04
8: NB
Time of Day 08 09 10 11
59 mph 12
Time of Day
PM Peak
2002 2007 2008 2009 55 mph Travel Time
09
10
11
12
13
51 mph
14
Segment 8: I-85 SB (from I-285 to I-75)
AM Peak
Segment Length (miles) 55 mph Travel Time (minutes:seconds) 35 mph Travel Time (minutes:seconds)
10.45 11:24 17:54
8: SB
Time of Day
09 51 mph
10 11 12 13 14 15 16
Time of Day
PM Peak
2002 2007 2008 2009 55 mph Travel Time
Travel Time (minutes)
Travel Time (minutes)
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
57
Travel Time (minutes)
Travel Time (minutes)
Segment 9: I-85 NB (from Camp Creek Parkway to I-75)
03 64 mph
04 05
AM Peak
Segment Length (miles)
4.86
55 mph Travel Time (minutes:seconds)
5:18
35 mph Travel Time (minutes:seconds)
8:19
9: NB
06
Time of Day 03
67 mph 04 05 06
Time of Day
PM Peak
2002 2007 2008 2009 55 mph Travel Time
Segment 9: I-85 SB (from I-75 to Camp Creek Parkway)
03 67 mph
AM Peak
Segment Length (miles)
4.20
55 mph Travel Time (minutes:seconds) 4:35
35 mph Travel Time (minutes:seconds)
7:11
04
9: SB
05
Time of Day 03
63 mph 04 05
Time of Day
PM Peak
2002 2007 2008 2009 55 mph Travel Time
Travel Time (minutes)
Travel Time (minutes)
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
58
Travel Time (minutes)
Travel Time (minutes)
Segment 10: GA-400 NB (from I-285 to Old Milton Parkway)
12
14
35 mph
16
18
20
22
24
AM Peak
Segment Length (miles) 65 mph Travel Time (minutes:seconds) 35 mph Travel Time (minutes:seconds) 20 mph Travel Time (minutes:seconds)
10: NB
13.14 12:08 22:31 39:24
Time of Day
12 25 mph
16 20 24 28 32 36 40
Time of Day
PM Peak
2002 2003 2004 65 mph Travel Time 35 mph Travel Time 20 mph Travel Time
Segment 10: GA-400 SB (from Old Milton Parkway to I-285)
12
14
28 mph
16
18
20
22
24
26
28
30
AM Peak
Segment Length (miles) 65 mph Travel Time (minutes:seconds) 35 mph Travel Time (minutes:seconds)
13.16 12:09 22:33
10: SB
Time of Day
12 40 mph
14 16 18 20 22 24
Time of Day
PM Peak
2002 2003 2004 65 mph Travel Time 35 mph Travel Time
Travel Time (minutes)
Travel Time (minutes)
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
59
Travel Time (minutes)
Travel Time (minutes)
Segment 11: I-285 EB (from I-75 to GA-400)
05 46 mph
06 07 08 09 10 11
AM Peak
Segment Length (miles)
6.82
55 mph Travel Time (minutes:seconds)
7:26
11: EB
Time of Day 05
55 mph 06 07 08
Time of Day
PM Peak
2002 2007 2008 2009 55 mph Travel Time
Segment 11: I-285 WB (from GA-400 to I-75)
AM Peak
Segment Length (miles)
7.21
06
55 mph Travel Time (minutes:seconds)
7:52
35 mph Travel Time (minutes:seconds)
12:21
07 62 mph
08
11: WB
Time of Day
07 08 09 10 11 12 13 14 15
32 mph
Time of Day
PM Peak
2002 2007 2008 2009 55 mph Travel Time 35 mph Travel Time
Travel Time (minutes)
Travel Time (minutes)
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
60
Travel Time (minutes)
Travel Time (minutes)
Segment 12: I-285 EB (from GA-400 to I-85)
05 62 mph
06
AM Peak
Segment Length (miles) 55 mph Travel Time (minutes:seconds) 35 mph Travel Time (minutes:seconds) 20 mph Travel Time (minutes:seconds)
6.48 7:04 11:06 19:26
07
12: EB
08
Time of Day
06 08 10 12 14 16
30 mph 18 20 22
Time of Day
PM Peak
2002 2007 2008 2009 55 mph Travel Time 35 mph Travel Time 20 mph Travel Time
Segment 12: I-285 WB (from I-85 to GA-400)
05
06
07
08
09
10
11
41 mph
12
AM Peak
Segment Length (miles) 55 mph Travel Time (minutes:seconds) 35 mph Travel Time (minutes:seconds)
6.37 6:57 10:55
12: WB
Time of Day
05
06
07
08
48 mph
09
10
Time of Day
PM Peak
2002 2007 2008 2009 55 mph Travel Time 35 mph Travel Time
Travel Time (minutes)
Travel Time (minutes)
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
61
Travel Time (minutes)
Travel Time (minutes)
Segment 13: I-285 NB (from US-78 to I-85)
04 43 mph
05 06 07 08 09 10 11
AM Peak
Segment Length (miles)
5.37
55 mph Travel Time (minutes:seconds)
5:51
35 mph Travel Time (minutes:seconds)
9:12
13: NB
Time of Day 05 06 07 08
56 mph 09 10
Time of Day
PM Peak
2004 2007 2008 2009 55 mph Travel Time 35 mph Travel Time
Segment 13: I-285 SB (from I-85 to US-78)
05
06 60 mph
07
AM Peak
Segment Length (miles) 55 mph Travel Time (minutes:seconds) 35 mph Travel Time (minutes:seconds) 20 mph Travel Time (minutes:seconds)
13: SB
5.89 6:26 10:05 17:39
Time of Day
06
08
10
12
14
16
29 mph
18
Time of Day
PM Peak
2004 2007 2008 2009 55 mph Travel Time 35 mph Travel Time 20 mph Travel Time
Travel Time (minutes)
Travel Time (minutes)
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
62
Travel Time (minutes)
Travel Time (minutes)
Segment 14: I-285 NB (from I-20 to US-78)
06 41 mph
08 10 12 14 16 18
AM Peak
Segment Length (miles) 55 mph Travel Time (minutes:seconds) 35 mph Travel Time (minutes:seconds)
14: NB
8.20 8:57 14:03
Time of Day
08
PM Peak
09
54 mph 10
Time of Day
2004 2007 2009 2008 55 mph Travel Time 35 mph Travel Time
Segment 14: I-285 SB (from US-78 to I-20)
06
AM Peak
Segment Length (miles)
7.45
AM Peak
55 mph Travel Time (minutes:seconds)
8:08
07
08 64 mph
09
14: SB
Time of Day
07
PM Peak
PM Peak
08
09 49 mph
10
Time of Day
2004 2007 2008 2009 55 mph Travel Time
Travel Time (minutes)
Travel Time (minutes)
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
63
Travel Time (minutes)
Travel Time (minutes)
Segment 15: I-20 EB (from I-285 to I-75/I-85)
05 57 mph
06
AM Peak
AM Peak
Segment Length (miles)
6.43
55 mph Travel Time (minutes:seconds)
7:01
07
15: EB
08
Time of Day
05 62 mph
06
PM Peak PM Peak
07 08
Time of Day
2002 2007 2008 2009 55 mph Travel Time
Segment 15: I-20 WB (from I-75/I-85 to I-285)
06 63 mph
07
AM Peak
Segment Length (miles) 55 mph Travel Time (minutes:seconds) 35 mph Travel Time (minutes:seconds)
15: WB
7.12 7:46 12:12
08
Time of Day
06 59 mph
PM Peak PM Peak
07
08
Time of Day
2002 2007 2008 2009 55 mph Travel Time
Travel Time (minutes)
Travel Time (minutes)
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
64
Travel Time (minutes)
Travel Time (minutes)
Segment 16: I-20 EB (from I-75/I-85 to I-285)
08 64 mph
09
AM Peak AM Peak
Segment Length (miles) 55 mph Travel Time (minutes:seconds)
9.85 10:45
10
11
16: EB
12
Time of Day
08 55 mph
09 10 11 12 13
PM Peak PM Peak
Time of Day
2003 2007 2008 2009 55 mph Travel Time
Segment 16: I-20 WB (from I-285 to I-75/I-85)
08
09
10
11
12
13
58 mph
14
AM Peak AM Peak
Segment Length (miles) 55 mph Travel Time (minutes:seconds)
9.39 10:15
16: WB
Time of Day
08
PM Peak PM Peak
09 66 mph
10
11
Time of Day
2003 2007 2008 2009 55 mph Travel Time
Travel Time (minutes)
Travel Time (minutes)
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
65
Travel Time (minutes)
Travel Time (minutes)
Segment 17: I-285 NB (from Airport Tunnel to I-675)
04 69 mph
05
AM Peak
Segment Length (miles)
6.22
55 mph Travel Time (minutes:seconds)
6:47
06
07
17: NB
08
Title 04
66 mph 05 06 07 08
Title
PM Peak
2007 2008 2009 55 mph Travel Time
Segment 17: I-285 SB (from I-675 to Airport Tunnel)
04
AM Peak
Segment Length (miles)
6.26
05
55 mph Travel Time (minutes:seconds)
6:50
06
07
67 mph
08
17: SB
Title
04 05 06 07
67 mph 08
Title
PM Peak
2007 2008 2009 55 mph Travel Time
Travel Time (minutes)
Travel Time (minutes)
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
66
Travel Time (minutes)
Travel Time (minutes)
Segment 18: I-285 NB (from I-675 to I-20)
04 62 mph
05
AM Peak
Segment Length (miles)
5.98
55 mph Travel Time (minutes:seconds)
6:31
06
07
18: NB
08
Title 04 05 06 07
57 mph 08
Title
PM Peak
2007 2008 2009 55 mph Travel Time
Segment 18: I-285 SB (from I-20 to I-567)
04
AM Peak
Segment Length (miles)
6.14
05
AM Peak
55 mph Travel Time (minutes:seconds)
6:42
06
07
65 mph
08
18: SB
Time of Day
04
PM Peak
PM Peak
05
06
07 63 mph
08
Time of Day
2007 2008 2009 55 mph Travel Time
Travel Time (minutes)
Travel Time (minutes)
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
67
Travel Time (minutes)
Travel Time (minutes)
Segment 19: I-575 NB (from I-75 to Hwy 92)
04
05
69 mph
06
07
08
09
10
11
12
AM Peak
Segment Length (miles)
7.15
65 mph Travel Time (minutes:seconds)
6:36
19: NB
Title
04 05 06 07 08 09 10
47 mph 11 12
Title
PM Peak
2008 2009 65 mph Travel Time
Segment 19: I-575 SB (from Hwy 92 to I-75)
04
05
06
07
08
09
10
40 mph
11
12
AM Peak
AM Peak
Segment Length (miles)
7.28
65 mph Travel Time (minutes:seconds)
6:43
19: SB
Time of Day
04
05
06
07
08
09
10
11
68 mph
12
PM Peak PM Peak
2008 2009 65 mph Travel Time
Time of Day
Travel Time (minutes)
Travel Time (minutes)
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
68
Travel Time (minutes)
Travel Time (minutes)
Segment 20: I-285 NB (from I-20 to I-75)
08
09
10
11
12
13
14
15
53 mph
16
17
AM Peak
Segment Length (miles) 55 mph Travel Time (minutes:seconds)
9.45 10:19
20: NB
Title
08
09
10
11
12
13
14
15
60 mph
16
17
Title
PM Peak
2008 2009 55 mph Travel Time
Segment 20: I-285 SB (from I-75 to I-20)
08
09
10
11
12
13
14
15
69 mph
16
17
AM Peak
Segment Length (miles) 55 mph Travel Time (minutes:seconds)
10.52 11:29
20: SB
Time of Day
08
09
10
11
12
13
14
15
16
41 mph
17
PM Peak PM Peak
2008 2009 55 mph Travel Time
Time of Day
Travel Time (minutes)
Travel Time (minutes)
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
69
Figure 3: Planning Time Index by Freeway Segment
Planning Time Index
Segment 1: I-75 NB (from I-285 to Wade Green Road)
AM Peak
3.2 3.0
Segment Length (miles)
14.00
2.8
Free-flow (65 mph) Travel Time (minutes) 12.9
2.6
2.4
2.2
2.0
1.8 1.6 1.4
1: NB
1.2
1.0
0.8
Planning Time Index
Planning Time Index
Time of Day
3.2
PM Peak
3.0
2.8
2.6
2.4
2.2
2.0
1.8
1.6
1.4
1.2 1.0
2002
0.8
2007
2008
2009
Time of Day
Segment 1: I-75 SB (from Wade Green Road to I-285)
3.2
AM Peak
3.0
Segment Length (miles)
14.55
2.8
Free-flow (65 mph) Travel Time (minutes) 13.4
2.6
2.4
2.2
2.0
1.8
1.6 1.4
1: SB
1.2
1.0
0.8
Time of Day
3.2
PM Peak
3.0
2.8
2.6
2.4
2.2
2.0
1.8
1.6
1.4
1.2
1.0
2002
0.8 2007
2008
2009
Time of Day
Note: Planning Time Index is expressed as the ratio of the planning time and free-flow travel time. Planning time represents the amount of time needed to be on-time 95 percent of the time.
Planning Time Index
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
70
Planning Time Index
Planning Time Index
Segment 2: I-75 NB (from I-85 to I-285)
2.4
AM Peak
Segment Length (miles)
8.45
2.2
Free-flow (55 mph) Travel Time (minutes) 9.2
2.0
1.8
1.6
1.4
1.2
1.0
0.8
Time of Day
2.2
PM Peak
2.0
1.8
1.6
1.4
1.2
1.0
0.8
2002
2007
2008
Time of Day
2009
Segment 2: I-75 SB (from I-285 to I-85)
2.4
AM Peak
Segment Length (miles)
7.86
2.2
Free-flow (55 mph) Travel Time (minutes) 8.6
2.0
1.8
1.6 1.4
2: SB
1.2
1.0
0.8
Time of Day
2.4
PM Peak
2.2
2.0
1.8
1.6
1.4
1.2
1.0
0.8
2002
2007
2008
Time of Day
2009
Note: Planning Time Index is expressed as the ratio of the planning time and free-flow travel time. Planning time represents the amount of time needed to be on-time 95 percent of the time.
Planning Time Index
Planning Time Index
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
71
Planning Time Index
Planning Time Index
Segment 3: I-75/I-85 NB (from I-20 to I-85)
3.8
AM Peak
Segment Length (miles)
4.41
Free-flow (55 mph) Travel Time (minutes) 4.8
3.3
2.8
2.3
3: NB
1.8
1.3
0.8
Time of Day
PM Peak
3.8
3.3
2.8
2.3
1.8
1.3
2002
0.8
2007
2008
2009
Time of Day
Segment 3: I-75/I-85 SB (from I-85 to I-20)
3.8
AM Peak
Segment Length (miles)
4.40
Free-flow (55 mph) Travel Time (minutes) 4.8
3.3
2.8
2.3
3: SB
1.8
1.3
0.8
Time of Day
3.8
PM Peak
3.3
2.8
2.3
1.8
1.3
0.8
Time of Day
Note: Planning Time Index is expressed as the ratio of the planning time and free-flow travel time. Planning time represents the amount of time needed to be on-time 95 percent of the time.
2002 2007 2008 2009
Planning Time Index
Planning Time Index
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
72
Planning Time Index
Planning Time Index
Segment 4: I-75 NB (from I-85 to I-20)
4.3
AM Peak
Segment Length (miles)
3.88
Free-flow (55 mph) Travel Time (minutes) 4.2
3.8
3.3
2.8
2.3
4: NB
1.8
1.3
0.8
Time of Day
PM Peak 3.8
3.3
2.8
2.3
1.8
1.3 0.8
Time of Day
2002 2007 2008 2009
Segment 4: I-75 SB (from I-20 to I-85)
3.8
AM Peak
Segment Length (miles)
3.75
Free-flow (55 mph) Travel Time (minutes) 4.1
3.3
2.8
2.3
4: SB
1.8
1.3
0.8
Time of Day
3.8
PM Peak
3.3
2.8
2.3
1.8
1.3
0.8 Time of Day
2002 2007 2008 2009
Note: Planning Time Index is expressed as the ratio of the planning time and free-flow travel time. Planning time represents the amount of time needed to be on-time 95 percent of the time.
Planning Time Index
Planning Time Index
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
73
Planning Time Index
Planning Time Index
Segment 5: I-75 NB (from I-285 to I-85)
2.2
AM Peak
Segment Length (miles)
4.00
Free-flow (55 mph) Travel Time (minutes) 4.4
2.0
1.8
1.6
1.4
5: NB
1.2
1.0
0.8
Time of Day
2.2
PM Peak
2.0
1.8
1.6
1.4
1.2
1.0
2002
0.8
2007
2008
2009
Time of Day
Segment 5: I-75 SB (from I-85 to I-285)
2.2
AM Peak
Segment Length (miles)
4.12
Free-flow (55 mph) Travel Time (minutes) 4.5
2.0
1.8
1.6
1.4
5: SB
1.2
1.0
0.8
Time of Day
2.2
PM Peak
2.0
1.8
1.6
1.4
1.2
1.0 2002
0.8
2007
2008
2009
Time of Day
Note: Planning Time Index is expressed as the ratio of the planning time and free-flow travel time. Planning time represents the amount of time needed to be on-time 95 percent of the time.
Planning Time Index
Planning Time Index
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
74
Planning Time Index
Planning Time Index
Segment 6: I-75 NB (from Hudson Bridge Road to I-285)
3.2
AM Peak
Segment Length (miles)
14.53
2.8
Free-flow (65 mph) Travel Time (minutes) 13.4
2.4
2.0
1.6
6: NB
1.2
0.8
Time of Day
3.2
PM Peak
2.8
2.4
2.0
1.6
1.2
2004
0.8
2007
2008
2009
Time of Day
Segment 6: I-75 SB (from I-285 to Hudson Bridge Road)
3.2
AM Peak
Segment Length (miles)
14.45
2.8
Free-flow (65 mph) Travel Time (minutes) 13.3
2.4
2.0
1.6
6: SB
1.2
0.8
Time of Day
3.2
PM Peak
2.8
2.4
2.0
1.6
2004
1.2
2007
2008 0.8
2009
Time of Day
Note: Planning Time Index is expressed as the ratio of the planning time and free-flow travel time. Planning time represents the amount of time needed to be on-time 95 percent of the time.
Planning Time Index
Planning Time Index
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
75
Planning Time Index
Planning Time Index
Segment 7: I-85 NB (from I-285 to Old Norcross Road)
3.8
AM Peak
Segment Length (miles)
10.71
Free-flow (65 mph) Travel Time (minutes) 9.9
3.3
2.8
2.3
7: NB
1.8
1.3
0.8
Time of Day
3.8
PM Peak
3.3
2.8
2.3
1.8
1.3 0.8
Time of Day
2002 2007 2008 2009
Segment 7: I-85 SB (from Old Norcross Road to I-285)
3.8
AM Peak
Segment Length (miles)
10.66
3.3
Free-flow (65 mph) Travel Time (minutes) 9.8
2.8
2.3
1.8
7: SB
1.3
0.8
Time of Day
PM Peak 3.8
3.3
2.8
2.3
1.8
1.3 0.8
Time of Day
2002 2007 2008 2009
Note: Planning Time Index is expressed as the ratio of the planning time and free-flow travel time. Planning time represents the amount of time needed to be on-time 95 percent of the time.
Planning Time Index
Planning Time Index
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
76
Planning Time Index
Planning Time Index
Segment 8: I-85 NB (from I-75 to I-285)
AM Peak
Segment Length (miles)
9.96
2.0
Free-flow (55 mph) Travel Time (minutes) 10.9
1.8
1.6
1.4
8: NB
1.2
1.0
0.8
Time of Day
2.0
PM Peak
1.8
1.6
1.4
1.2
1.0 0.8
Time of Day
2002 2007 2008 2009
Segment 8: I-85 SB (from I-285 to I-75)
1.7
AM Peak
Segment Length (miles)
10.45
1.6
Free-flow (55 mph) Travel Time (minutes) 11.4
1.5
1.4
1.3
1.2
8: SB
1.1
1.0
0.9
0.8
Time of Day
2.0
PM Peak
1.8
1.6
1.4
1.2
1.0 0.8
Time of Day
2002 2007 2008 2009
Note: Planning Time Index is expressed as the ratio of the planning time and free-flow travel time. Planning time represents the amount of time needed to be on-time 95 percent of the time.
Planning Time Index
Planning Time Index
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
77
Planning Time Index
Planning Time Index
Segment 9: I-85 NB (from Camp Creek Parkway to I-75)
1.3
AM Peak
Segment Length (miles)
4.86
1.2
Free-flow (55 mph) Travel Time (minutes) 5.3
1.2
1.1
1.1
1.0
9: NB
1.0
0.9
0.9
0.8
Time of Day
1.4
PM Peak
1.3
1.2
1.1
1.0
0.9 0.8
Time of Day
2002 2007 2008 2009
Segment 9: I-85 SB (from I-75 to Camp Creek Parkway)
AM Peak
Segment Length (miles)
4.20
1.4
Free-flow (55 mph) Travel Time (minutes) 4.6
1.3
1.2
1.1
9: SB
1.0
0.9
0.8
Time of Day
1.4
PM Peak
1.3
1.2
1.1
1.0
0.9 0.8
Time of Day
2002 2007 2008 2009
Note: Planning Time Index is expressed as the ratio of the planning time and free-flow travel time. Planning time represents the amount of time needed to be on-time 95 percent of the time.
Planning Time Index
Planning Time Index
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
78
Planning Time Index
Planning Time Index
Segment 10: GA-400 NB (from I-285 to Old Milton Parkway)
4.3
AM Peak
Segment Length (miles)
13.14
Free-flow (65 mph) Travel Time (minutes) 12.1
3.8
3.3
2.8
2.3
10: NB
1.8
1.3
0.8
Time of Day
4.3
PM Peak
3.8
3.3
2.8
2.3
1.8
1.3
0.8
2002
2003
Time of Day
2004
Segment 10: GA-400 SB (from Old Milton Parkway to I-285)
4.3
AM Peak
Segment Length (miles)
13.16
Free-flow (65 mph) Travel Time (minutes) 12.1
3.8
3.3
2.8
2.3
10: SB
1.8
1.3
0.8
Time of Day
4.3
PM Peak
3.8
3.3
2.8
2.3
1.8
1.3
2002
0.8
2003
2004
Time of Day
Note: Planning Time Index is expressed as the ratio of the planning time and free-flow travel time. Planning time represents the amount of time needed to be on-time 95 percent of the time.
Planning Time Index
Planning Time Index
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
79
Planning Time Index
Planning Time Index
Segment 11: I-285 EB (from I-75 to GA-400)
3.3
AM Peak
Segment Length (miles)
6.82
Free-flow (55 mph) Travel Time (minutes) 7.4
2.8
2.3
1.8
11: EB
1.3
0.8
Time of Day
3.3
PM Peak
2.8
2.3
1.8
1.3 0.8
Time of Day
2002 2007 2008 2009
Segment 11: I-285 WB (from GA-400 to I-75)
AM Peak
Segment Length (miles)
7.21
3.3
Free-flow (55 mph) Travel Time (minutes) 7.9
2.8
2.3
1.8
11: WB
1.3
0.8
Time of Day PM Peak
3.3 2.8 2.3 1.8 1.3 0.8
Time of Day Note: Planning Time Index is expressed as the ratio of the planning time and free-flow travel time. Planning time represents the amount of time needed to be on-time 95 percent of the time.
2002 2007 2008 2009
Planning Time Index
Planning Time Index
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
80
Planning Time Index
Planning Time Index
Segment 12: I-285 EB (from GA-400 to I-85)
4.3
AM Peak
Segment Length (miles)
6.48
Free-flow (55 mph) Travel Time (minutes) 7.1
3.8
3.3
2.8
2.3
12: EB
1.8
1.3
0.8
Time of Day
PM Peak 4.3
3.8
3.3
2.8
2.3
1.8
1.3
0.8 2002
2007
2008
Time of Day
2009
Segment 12: I-285 WB (from I-85 to GA-400)
4.3
AM Peak
Segment Length (miles)
6.37
Free-flow (55 mph) Travel Time (minutes) 6.9
3.8
3.3
2.8
2.3
12: WB
1.8
1.3
0.8
Time of Day
4.3
PM Peak
3.8
3.3
2.8
2.3
1.8
1.3 2002
0.8
2007
2008
Time of Day
2009
Note: Planning Time Index is expressed as the ratio of the planning time and free-flow travel time. Planning time represents the amount of time needed to be on-time 95 percent of the time.
Planning Time Index
Planning Time Index
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
81
Planning Time Index
Planning Time Index
Segment 13: I-285 NB (from US-78 to I-85)
4.3
AM Peak
Segment Length (miles)
5.37
3.8
Free-flow (55 mph) Travel Time (minutes) 5.9
3.3
2.8
2.3 1.8
13: NB
1.3
0.8
Time of Day
PM Peak 4.3
3.8
3.3
2.8
2.3
1.8
1.3
0.8
2004
2007
Time of Day
2008 2009
Segment 13: I-285 SB (from I-85 to US-78)
4.3
AM Peak
Segment Length (miles)
5.89
3.8
Free-flow (55 mph) Travel Time (minutes) 6.4
3.3
2.8
2.3
1.8
13: SB
1.3
0.8
Time of Day
4.8
PM Peak
4.3
3.8 3.3
2.8
2.3
1.8
1.3
0.8
2004
2007
Time of Day
2008 2009
Note: Planning Time Index is expressed as the ratio of the planning time and free-flow travel time. Planning time represents the amount of time needed to be on-time 95 percent of the time.
Planning Time Index
Planning Time Index
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
82
Planning Time Index
Planning Time Index
Segment 14: I-285 NB (from I-20 to US-78)
3.8
AM Peak
Segment Length (miles)
8.20
3.3
Free-flow (55 mph) Travel Time (minutes) 8.9
2.8
2.3
1.8
14: NB
1.3
0.8
Time of Day
3.8
PM Peak
3.3
2.8
2.3
1.8
1.3
0.8 Time of Day
2004 2007 2008 2009
Segment 14: I-285 SB (from US-78 to I-20)
3.8
AM Peak
Segment Length (miles)
7.45
3.3
Free-flow (55 mph) Travel Time (minutes) 8.1
2.8
2.3
1.8
14: SB
1.3
0.8
Time of Day
3.8
PM Peak
3.3
2.8
2.3
1.8
1.3
0.8 Time of Day
2004 2007 2008 2009
Note: Planning Time Index is expressed as the ratio of the planning time and free-flow travel time. Planning time represents the amount of time needed to be on-time 95 percent of the time.
Planning Time Index
Planning Time Index
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
83
Planning Time Index
Planning Time Index
Segment 15: I-20 EB (from I-285 to I-75/I-85)
1.5
AM Peak
Segment Length (miles)
6.43
1.4
Free-flow (55 mph) Travel Time (minutes) 7.0
1.3
1.2
1.1 1.0
15: EB
0.9
0.8
Time of Day
1.5
PM Peak
1.4
1.3
1.2
1.1
1.0
0.9
A
0.8 2002
2007
Time of Day
2008 2009
Segment 15: I-20 WB (from I-75/I-85 to I-285)
1.5
AM Peak
Segment Length (miles)
7.12
1.4
Free-flow (55 mph) Travel Time (minutes) 7.8
1.3
1.2
1.1
1.0
15: WB
0.9
0.8
Time of Day
1.5
PM Peak
1.4
1.3
1.2
1.1
1.0
0.9
0.8 2002
2007
Time of Day
2008 2009
Note: Planning Time Index is expressed as the ratio of the planning time and free-flow travel time. Planning time represents the amount of time needed to be on-time 95 percent of the time.
Planning Time Index
Planning Time Index
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
84
Planning Time Index
Planning Time Index
Segment 16: I-20 EB (from I-75/I-85 to I-285)
2.2
AM Peak
Segment Length (miles)
9.85
2.0
Free-flow (55 mph) Travel Time (minutes) 10.7
1.8
1.6
1.4 1.2
16: EB
1.0
0.8
Time of Day
2.2
PM Peak
2.0
1.8
1.6
1.4
1.2
1.0
0.8 2003
2007
Time of Day
2008 2009
Segment 16: I-20 WB (from I-285 to I-75/I-85)
2.2
AM Peak
Segment Length (miles)
9.39
2.0
Free-flow (55 mph) Travel Time (minutes) 10.2
1.8
1.6
1.4 1.2
16: WB
1.0
0.8
Time of Day
2.2
PM Peak
2.0
1.8
1.6
1.4
1.2
1.0
0.8
2003
2007
Time of Day
2008 2009
Note: Planning Time Index is expressed as the ratio of the planning time and free-flow travel time. Planning time represents the amount of time needed to be on-time 95 percent of the time.
Planning Time Index
Planning Time Index
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
85
Planning Time Index
Planning Time Index
Segment 17: I-285 NB (from Airport Tunnel to I-675)
1.2
AM Peak
Segment Length (miles)
6.22
1.1
Free-flow (55 mph) Travel Time (minutes) 6.8
1.0
0.9
0.8
17: NB
0.7
0.6
Time of Day
1.2
PM Peak
1.1
1.0
0.9
0.8
0.7
0.6
2007
2008
2009
Time of Day
Segment 17: I-285 SB (from I-675 to Airport Tunnel)
AM Peak
1.2
Segment Length (miles)
6.26
1.1
Free-flow (55 mph) Travel Time (minutes) 6.8
1.0
0.9
0.8
17: SB
0.7
0.6
Time of Day
PM Peak 1.2 1.1 1.0 0.9 0.8 0.7 0.6
Time of Day
2007 2008 2009
Note: Planning Time Index is expressed as the ratio of the planning time and free-flow travel time. Planning time represents the amount of time needed to be on-time 95 percent of the time.
Planning Time Index
Planning Time Index
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
86
Planning Time Index
Planning Time Index
Segment 18: I-285 NB (from I-675 to I-20)
2.0
AM Peak
Segment Length (miles)
5.98
1.8
Free-flow (55 mph) Travel Time (minutes) 6.5
1.6
1.4
1.2
18: NB
1.0
0.8
Time of Day
PM Peak 2.0
1.8
1.6
1.4
1.2
1.0
0.8
2007
2008
2009
Time of Day
Segment 18: I-285 SB (from I-20 to I-567)
AM Peak
2.0
Segment Length (miles)
6.14
1.8
Free-flow (55 mph) Travel Time (minutes) 6.7
1.6
1.4
1.2
18: SB
1.0
0.8
Time of Day PM Peak
2.0 1.8 1.6 1.4 1.2 1.0 0.8
Time of Day
Note: Planning Time Index is expressed as the ratio of the planning time and free-flow travel time. Planning time represents the amount of time needed to be on-time 95 percent of the time.
2007 2008 2009
Planning Time Index
Planning Time Index
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
87
Planning Time Index
Planning Time Index
Segment 19: I-575 NB (from I-75 to Hwy 92)
AM Peak
3.6
Segment Length (miles)
7.15
3.2
Free-flow (65 mph) Travel Time (minutes) 7.8
2.8
2.4
2.0
1.6
19: NB
1.2
0.8
Time of Day
PM Peak 3.6
3.2
2.8
2.4
2.0
1.6
1.2
0.8
2008
2009
Time of Day
Segment 19: I-575 SB (from Hwy 92 to I-75)
AM Peak
3.6
Segment Length (miles)
7.28
3.2
Free-flow (65 mph) Travel Time (minutes) 7.9
2.8
2.4
2.0 1.6
19: SB
1.2
0.8
Time of Day PM Peak
3.6 3.2 2.8 2.4 2.0 1.6 1.2 0.8
Time of Day
Note: Planning Time Index is expressed as the ratio of the planning time and free-flow travel time. Planning time represents the amount of time needed to be on-time 95 percent of the time.
2008 2009
Planning Time Index
Planning Time Index
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
88
Planning Time Index
Planning Time Index
Segment 20: I-285 NB (from I-20 to I-75)
AM Peak
2.4
Segment Length (miles)
9.45
2.2
Free-flow (55 mph) Travel Time (minutes) 10.3
2.0
1.8
1.6
1.4 1.2
20: NB
1.0
0.8
Time of Day PM Peak
2.4
2.2
2.0
1.8
1.6
1.4
1.2
1.0
0.8
2008
2009
Time of Day
Segment 20: I-285 SB (from I-75 to I-20)
AM Peak
2.4
Segment Length (miles)
10.52
2.2
Free-flow (55 mph) Travel Time (minutes) 11.5
2.0
1.8
1.6
1.4
20: SB
1.2
1.0
0.8
Time of Day
PM Peak
2.4
2.2
2.0
1.8
1.6
1.4 1.2
1.0
0.8
Time of Day
Note: Planning Time Index is expressed as the ratio of the planning time and free-flow travel time. Planning time represents the amount of time needed to be on-time 95 percent of the time.
2008 2009
Planning Time Index
Planning Time Index
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
89
Figure 4: Buffer Time Index by Freeway Segment
Buffer Time Index (%)
Buffer Time Index (%)
Segment 1: I-75 NB (from I-285 to Wade Green Road)
AM Peak
80
Segment Length (miles)
14.00
70
Free-flow (65 mph) Travel Time (minutes) 12.9
60
50
40
30 20
1: NB
10
0
Time of Day
80
PM Peak
70
60
50
40
30
20
10
2002
0
2007
2008
2009
Time of Day
Segment 1: I-75 SB (from Wade Green Road to I-285)
80
AM Peak
Segment Length (miles)
14.55
70
Free-flow (65 mph) Travel Time (minutes) 13.4
60
50
40
30 20
1: SB
10
0
Time of Day
80
PM Peak
70
60
50
40
30
20
10
2002
0
2007
2008
2009
Time of Day
Note: Buffer Time Index represents the amount of extra "buffer" needed to be on-time 95 percent of the time and is expressed as a percentage of the average travel time.
Buffer Time Index (%)
Buffer Time Index (%)
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
90
Buffer Time Index (%)
Buffer Time Index (%)
Segment 2: I-75 NB (from I-85 to I-285)
100
AM Peak
Segment Length (miles)
8.45
90
Free-flow (55 mph) Travel Time (minutes) 9.2
80
70
60
50 40
2: NB
30
20
10
0
Time of Day
90
PM Peak
80
70
60
50
40
30
20
10
0
2002
2007
2008
Time of Day
2009
Segment 2: I-75 SB (from I-285 to I-85)
100
AM Peak
Segment Length (miles)
7.86
90
Free-flow (55 mph) Travel Time (minutes) 8.6
80
70
60
50 40
2: SB
30
20
10
0
Time of Day
100
PM Peak
90
80
70
60
50
40
30
20
10
0
2002
2007
2008
Time of Day
2009
Note: Buffer Time Index represents the amount of extra "buffer" needed to be on-time 95 percent of the time and is expressed as a percentage of the average travel time.
Buffer Time Index (%)
Buffer Time Index (%)
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
91
Buffer Time Index (%)
Buffer Time Index (%)
Segment 3: I-75/I-85 NB (from I-20 to I-85)
120
AM Peak
Segment Length (miles)
4.41
Free-flow (55 mph) Travel Time (minutes) 4.8
100
80
60
3: NB
40
20
0
Time of Day
120
PM Peak
100
80
60
40
20 0
Time of Day
2002 2007 2008 2009
Segment 3: I-75/I-85 SB (from I-85 to I-20)
120
AM Peak
Segment Length (miles)
4.40
Free-flow (55 mph) Travel Time (minutes) 4.8
100
80
60
3: SB
40
20
0
Time of Day
120
PM Peak
100
80
60
40
20
2002
0
2007
2008
2009
Time of Day
Note: Buffer Time Index represents the amount of extra "buffer" needed to be on-time 95 percent of the time and is expressed as a percentage of the average travel time.
Buffer Time Index (%)
Buffer Time Index (%)
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
92
Buffer Time Index (%)
Buffer Time Index (%)
Segment 4: I-75 NB (from I-85 to I-20)
180
AM Peak
Segment Length (miles)
3.88
160
Free-flow (55 mph) Travel Time (minutes) 4.2
140
120
100
80
4: NB
60
40
20
0
Time of Day
PM Peak 180
160
140
120
100
80
60
40
20
2002
0
2007
2008
2009
Time of Day
Segment 4: I-75 SB (from I-20 to I-85)
180 160
AM Peak
Segment Length (miles)
3.75
Free-flow (55 mph) Travel Time (minutes) 4.1
140
120
100 80
4: SB
60
40
20
0
Time of Day
180
PM Peak
160
140
120
100
80
60
40
20
0
2002
2007
2008
Time of Day
2009
Note: Buffer Time Index represents the amount of extra "buffer" needed to be on-time 95 percent of the time and is expressed as a percentage of the average travel time.
Buffer Time Index (%)
Buffer Time Index (%)
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
93
Buffer Time Index (%)
Buffer Time Index (%)
Segment 5: I-75 NB (from I-285 to I-85)
80
AM Peak
Segment Length (miles)
4.00
Free-flow (55 mph) Travel Time (minutes) 4.4
70
60
50
40 30
5: NB
20
10
0
Time of Day
80
PM Peak
70
60
50
40
30
20
10
2002
0
2007
2008
2009
Time of Day
Segment 5: I-75 SB (from I-85 to I-285)
80
AM Peak
Segment Length (miles)
4.12
70
Free-flow (55 mph) Travel Time (minutes) 4.5
60
50
40 30
5: SB
20
10
0
Time of Day
80
PM Peak
70 60
50 40
30
20
2002
10
2007
0
2008
2009
Time of Day
Note: Buffer Time Index represents the amount of extra "buffer" needed to be on-time 95 percent of the time and is expressed as a percentage of the average travel time.
Buffer Time Index (%)
Buffer Time Index (%)
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
94
Buffer Time Index (%)
Buffer Time Index (%)
Segment 6: I-75 NB (from Hudson Bridge Road to I-285)
120
AM Peak
Segment Length (miles)
14.53
100
Free-flow (65 mph) Travel Time (minutes) 13.4
80
60
40
6: NB
20
0
Time of Day
120
PM Peak
100
80
60
2004
40
2007
20
2008
0
2009
Time of Day
Segment 6: I-75 SB (from I-285 to Hudson Bridge Road)
120
AM Peak
Segment Length (miles)
14.45
100
Free-flow (65 mph) Travel Time (minutes) 13.3
80
60
40
6: SB
20
0
Time of Day
120
PM Peak
100
80
60
2004
40
2007
20
2008
2009 0
Time of Day
Note: Buffer Time Index represents the amount of extra "buffer" needed to be on-time 95 percent of the time and is expressed as a percentage of the average travel time.
Buffer Time Index (%)
Buffer Time Index (%)
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
95
Buffer Time Index (%)
Buffer Time Index (%)
Segment 7: I-85 NB (from I-285 to Old Norcross Road)
70
AM Peak
Segment Length (miles)
10.71
Free-flow (65 mph) Travel Time (minutes) 9.9
60
50
40
30
7: NB
20
10
0
Time of Day
70
PM Peak
60
50
40
30
20
10
2002
0
2007
2008
2009
Time of Day
Segment 7: I-85 SB (from Old Norcross Road to I-285)
70
AM Peak
Segment Length (miles)
10.66
60
Free-flow (65 mph) Travel Time (minutes) 9.8
50
40
30 20
7: SB
10
0
Time of Day
PM Peak 70
60
50
40
30
20
10
2002
0
2007
2008
2009
Time of Day
Note: Buffer Time Index represents the amount of extra "buffer" needed to be on-time 95 percent of the time and is expressed as a percentage of the average travel time.
Buffer Time Index (%)
Buffer Time Index (%)
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
96
Buffer Time Index (%)
Buffer Time Index (%)
Segment 8: I-85 NB (from I-75 to I-285)
AM Peak
Segment Length (miles)
9.96
70
Free-flow (55 mph) Travel Time (minutes) 10.9
60
50
40 30
8: NB
20
10
0
Time of Day
70
PM Peak
60
50
40
30
20
10
0
2002
2007
2008
Time of Day
2009
Segment 8: I-85 SB (from I-285 to I-75)
70
AM Peak
Segment Length (miles)
10.45
Free-flow (55 mph) Travel Time (minutes) 11.4
60
50
40
30
8: SB
20
10
0
Time of Day
70
PM Peak
60
50
40
30
20
10
0
2002
2007
2008
Time of Day
2009
Note: Buffer Time Index represents the amount of extra "buffer" needed to be on-time 95 percent of the time and is expressed as a percentage of the average travel time.
Buffer Time Index (%)
Buffer Time Index (%)
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
97
Buffer Time Index (%)
Buffer Time Index (%)
Segment 9: I-85 NB (from Camp Creek Parkway to I-75)
60
AM Peak
Segment Length (miles)
4.86
Free-flow (55 mph) Travel Time (minutes) 5.3
50
40
30
9: NB
20
10
0
Time of Day
60
PM Peak
50
40
30
20
10
2002
0
2007
2008
2009
Time of Day
Segment 9: I-85 SB (from I-75 to Camp Creek Parkway)
60
AM Peak
Segment Length (miles)
4.20
Free-flow (55 mph) Travel Time (minutes) 4.6
50
40
30
9: SB
20
10
0
Time of Day
60
PM Peak
50
40
30
20
10
2002
0
2007
2008
2009
Time of Day
Note: Buffer Time Index represents the amount of extra "buffer" needed to be on-time 95 percent of the time and is expressed as a percentage of the average travel time.
Buffer Time Index (%)
Buffer Time Index (%)
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
98
Buffer Time Index (%)
Buffer Time Index (%)
Segment 10: GA-400 NB (from I-285 to Old Milton Parkway)
100
AM Peak
Segment Length (miles)
13.14
90
Free-flow (65 mph) Travel Time (minutes) 12.1
80
70
60
50 40 30
10: NB
20
10
0
Time of Day
100
PM Peak
90
80
70
60
50
40
30
20
10
0
2002
2003
Time of Day
2004
Segment 10: GA-400 SB (from Old Milton Parkway to I-285)
100 90
AM Peak
Segment Length (miles)
13.16
Free-flow (65 mph) Travel Time (minutes) 12.1
80
70
60
50 40
10: SB
30
20
10
0
Time of Day
100
PM Peak
90
80
70
60
50
40
30
20
10
2002
0
2003
2004
Time of Day
Note: Buffer Time Index represents the amount of extra "buffer" needed to be on-time 95 percent of the time and is expressed as a percentage of the average travel time.
Buffer Time Index (%)
Buffer Time Index (%)
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
99
Buffer Time Index (%)
Buffer Time Index (%)
Segment 11: I-285 EB (from I-75 to GA-400)
100
AM Peak
Segment Length (miles)
6.82
90
Free-flow (55 mph) Travel Time (minutes) 7.4
80
70
60
50 40
11: EB
30
20
10
0
Time of Day
100
PM Peak
90
80
70
60
50
40
30
2002
20 10
2007
0
2008
2009
Time of Day
Segment 11: I-285 WB (from GA-400 to I-75)
AM Peak
Segment Length (miles)
7.21
100 90
Free-flow (55 mph) Travel Time (minutes) 7.9
80
70
60
50 40
11: WB
30
20
10
0
Time of Day
PM Peak
100 90
80
70
60
50
40
30
20
10
2002
0
2007
2008
2009
Time of Day
Note: Buffer Time Index represents the amount of extra "buffer" needed to be on-time 95 percent of the time and is expressed as a percentage of the average travel time.
Buffer Time Index (%)
Buffer Time Index (%)
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
100
Buffer Time Index (%)
Buffer Time Index (%)
Segment 12: I-285 EB (from GA-400 to I-85)
120
AM Peak
Segment Length (miles)
6.48
Free-flow (55 mph) Travel Time (minutes) 7.1
100
80
60 40
12: EB
20
0
Time of Day
PM Peak 120
100
80
60
40
20
0 Time of Day
2002 2007 2008 2009
Segment 12: I-285 WB (from I-85 to GA-400)
120
AM Peak
Segment Length (miles)
6.37
Free-flow (55 mph) Travel Time (minutes) 6.9
100
80
60 40
12: WB
20
0
Time of Day
120
PM Peak
100
80
60
40 2002
20 2007
0
2008
Time of Day
2009
Note: Buffer Time Index represents the amount of extra "buffer" needed to be on-time 95 percent of the time and is expressed as a percentage of the average travel time.
Buffer Time Index (%)
Buffer Time Index (%)
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
101
Buffer Time Index (%)
Buffer Time Index (%)
Segment 13: I-285 NB (from US-78 to I-85)
140
AM Peak
Segment Length (miles)
5.37
120
Free-flow (55 mph) Travel Time (minutes) 5.9
100
80
60 40
13: NB
20
0
Time of Day
PM Peak 140
120
100
80
60
40
20
2004
0
2007
2008
2009
Time of Day
Segment 13: I-285 SB (from I-85 to US-78)
140
AM Peak
Segment Length (miles)
5.89
120
Free-flow (55 mph) Travel Time (minutes) 6.4
100
80
60 40
13: SB
20
0
Time of Day
140
PM Peak
120
100
80
60
40
20
0
2004
2007
2008
Time of Day
2009
Note: Buffer Time Index represents the amount of extra "buffer" needed to be on-time 95 percent of the time and is expressed as a percentage of the average travel time.
Buffer Time Index (%)
Buffer Time Index (%)
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
102
Buffer Time Index (%)
Buffer Time Index (%)
Segment 14: I-285 NB (from I-20 to US-78)
140
AM Peak
Segment Length (miles)
8.20
120
Free-flow (55 mph) Travel Time (minutes) 8.9
100
80
60
14: NB
40
20
0
Time of Day
PM Peak 160
140
120
100 80
60
40 2004
20
0
2007
2008
2009
Time of Day
Segment 14: I-285 SB (from US-78 to I-20)
160
AM Peak
Segment Length (miles)
7.45
140
AM Peak
Free-flow (55 mph) Travel Time (minutes) 8.1
120
100
80
60 40
14: SB
20
0
Time of Day
160
PM Peak
140
PM Peak
120 100
80
60
40
2004
20
2007
0
2008
2009
Time of Day
Note: Buffer Time Index represents the amount of extra "buffer" needed to be on-time 95 percent of the time and is expressed as a percentage of the average travel time.
Buffer Time Index (%)
Buffer Time Index (%)
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
103
Buffer Time Index (%)
Buffer Time Index (%)
Segment 15: I-20 EB (from I-285 to I-75/I-85)
60
AM Peak
50
AM Peak
Segment Length (miles)
6.43
Free-flow (55 mph) Travel Time (minutes) 7.0
40
30
20
15: EB
10
0
Time of Day
60
PM Peak
PM Peak 50
40
30
20
10
2002
0
2007
2008
2009
Time of Day
Segment 15: I-20 WB (from I-75/I-85 to I-285)
60
AM Peak
Segment Length (miles)
7.12
50
Free-flow (55 mph) Travel Time (minutes) 7.8
40
AM Peak
30
20
15: WB
10
0
Time of Day
40
PM Peak PM Peak
35
30
25
20
15
10
5
2002
0
2007
2008
2009
Time of Day
Note: Buffer Time Index represents the amount of extra "buffer" needed to be on-time 95 percent of the time and is expressed as a percentage of the average travel time.
Buffer Time Index (%)
Buffer Time Index (%)
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
104
Buffer Time Index (%)
Buffer Time Index (%)
Segment 16: I-20 EB (from I-75/I-85 to I-285)
80 70
AM Peak AM Peak
Segment Length (miles)
9.85
Free-flow (55 mph) Travel Time (minutes) 10.7
60
50
40
30 20
16: EB
10
0
Time of Day
80
PM Peak
70
PM Peak
60
50
40
30
20
10
0 2003
2007
2008
Time of Day
2009
Segment 16: I-20 WB (from I-285 to I-75/I-85)
80
AM Peak
Segment Length (miles)
9.39
70
AM Peak
Free-flow (55 mph) Travel Time (minutes) 10.2
60
50
40
30 20
16: WB
10
0
Time of Day
PM Peak 80 70 60 50
40 30 20 10
2003 0
2007
2008
Time of Day
2009
Note: Buffer Time Index represents the amount of extra "buffer" needed to be on-time 95 percent of the time and is expressed as a percentage of the average travel time.
Buffer Time Index (%)
Buffer Time Index (%)
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
105
Buffer Time Index (%)
Buffer Time Index (%)
Segment 17: I-285 NB (from I-675 to I-20)
30
AM Peak
AM Peak
Segment Length (miles)
6.22
25
Free-flow ( mph) Travel Time (minutes)
6.8
20
15
10
17: NB
5
0
Time of Day
30
PM Peak
PM Peak
25
20
15
10
5
A
0
2007 2008 2009
Time of Day
Segment 17: I-285 SB (from I-20 to I-567)
AM Peak
30
Segment Length (miles)
6.26
25
AM Peak
Free-flow ( mph) Travel Time (minutes)
6.8
20
15
10
17: SB
5
0
Time of Day
PM Peak
30
25
20
15
10
5
2007
0
2008
2009
Time of Day
Note: Buffer Time Index represents the amount of extra "buffer" needed to be on-time 95 percent of the time and is expressed as a percentage of the average travel time.
Buffer Time Index (%)
Buffer Time Index (%)
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
106
Buffer Time Index (%)
Buffer Time Index (%)
Segment 18: I-285 NB (from Airport Tunnel to I-675)
AM Peak
90 80
AM Peak
Segment Length (miles)
5.98
Free-flow ( mph) Travel Time (minutes)
6.5
70
60
50
40 30
18: NB
20
10
0
Time of Day
PM Peak 90
80
PM Peak
70
60
50
40
30
20
10
2007
0
2008
2009
Time of Day
Segment 18: I-285 SB (from I-675 to Airport Tunnel)
AM Peak
90
Segment Length (miles)
6.14
80
AM Peak
Free-flow ( mph) Travel Time (minutes)
6.7
70
60
50
40 30
18: SB
20
10
0
Time of Day
PM Peak
90
80
70
60
50
40
30
20 10
2007
0
2008
2009
Time of Day
Note: Buffer Time Index represents the amount of extra "buffer" needed to be on-time 95 percent of the time and is expressed as a percentage of the average travel time.
Buffer Time Index (%)
Buffer Time Index (%)
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
107
Buffer Time Index (%)
Buffer Time Index (%)
Segment 19: I-575 NB (from I-75 to Hwy 92)
AM Peak
120
AM Peak
Segment Length (miles)
7.15
100
Free-flow ( mph) Travel Time (minutes)
6.6
80
60
40
19: NB
20
0
Time of Day
PM Peak 120
PM Peak 100
80
60
40
20
A
0
2008
2009
Time of Day
Segment 19: I-575 SB (from Hwy 92 to I-75)
AM Peak
120
Segment Length (miles)
7.28
100
AM Peak
Free-flow ( mph) Travel Time (minutes)
6.7
80
60
40
19: SB
20
0
Time of Day
PM Peak
120 100
80 60 40 20
2008 0
2009
Time of Day
Note: Buffer Time Index represents the amount of extra "buffer" needed to be on-time 95 percent of the time and is expressed as a percentage of the average travel time.
Buffer Time Index (%)
Buffer Time Index (%)
2010 Transportation MAP (Metropolitan Atlanta Performance) Appendix
108
Buffer Time Index (%)
Buffer Time Index (%)
Segment 20: I-285 NB (from I-20 to I-75)
AM Peak
90 80 70
AM Peak
Segment Length (miles)
9.45
Free-flow ( mph) Travel Time (minutes)
10.3
60
50
40
30 20
20: NB
10
0
Time of Day
PM Peak 90
80
PM Peak
70
60
50
40
30
20
10
0
2008
2009
Time of Day
Segment 20: I-285 SB (from I-75 to I-20)
AM Peak
90
Segment Length (miles)
10.52
80
AM Peak
Free-flow ( mph) Travel Time (minutes)
11.5
70
60
50
40 30
20: SB
20
10
0
Time of Day
PM Peak
90 80 70 60 50 40 30 20 10
0
Time of Day
2008 2009
Note: Buffer Time Index represents the amount of extra "buffer" needed to be on-time 95 percent of the time and is expressed as a percentage of the average travel time.
Buffer Time Index (%)
Buffer Time Index (%)