Interstate 465

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Interstate 465
Auxiliary route of the Interstate Highway System
Length: 57.51 mi[1] (92.55 km)
Formed: 1959 (completed 1970)
Beltway around Indianapolis, Indiana
Major
junctions:
I-65
I-70
I-74
I-65
I-69
I-70
I-74
Indiana roads
< SR 462 SR 520 >
Interstates - U.S. Routes - State Roads - Decommissioned

Interstate 465 (I-465) is the beltway circling Indianapolis, Indiana, United States. It is roughly rectangular in shape and has a perimeter of approximately 53 miles (85 km). It lies almost completely within the boundaries of Marion County, except for two short sections on the north end in Boone and Hamilton Counties. It crosses I-65, I-69, I-70 and I-74, and provides additional access to I-65 via I-865. It also intersects with the Airport Expressway, which leads to Indianapolis International Airport. An $800 million project is underway to refurbish the western edge of the loop, with an estimated completion in 2014 (see "External Links").

Contents

[edit] Route description

Much of I-465 replaced the routing of the defunct parallel State Road 100.

Except for I-65 and I-70, no numbered highways run through downtown Indianapolis. All routes that continue from one side to the other run around the city, concurrent with I-465:

The approximately one-mile section between exits 46 and 47 carries eight routes - I-465, US 31, US 36, US 40, US 52, US 421, SR 37 and SR 67. It may also carry Interstate 69 in the future.

It should be noted that in most cases, markers other than I-74's are not posted along I-465 itself; rather, signs on onramps direct traffic following a particular route to follow I-465 to a particular exit to continue on that route.

[edit] History

In 2002, David Letterman's late-night talk show sidekick and band leader Paul Shaffer was honored by having a street in Thunder Bay, Ontario named for him. This led Letterman to ask (on his program) why he couldn't have his own eponymous road, and he suggested I-465 be named the David Letterman Expressway. His fans took the idea seriously, especially in the Indianapolis area where highway signs promoting the idea were displayed. Advertisers and traffic reports started to refer to I-465 as the "DLX", or later the "David Letterman Bypass", a reference to his quintuple heart bypass surgery in January 2000. Letterman even telephoned the Mayor of Indianapolis, Bart Peterson to make his case, but eventually the idea went nowhere.

[edit] Exit list

Exits are numbered in a clockwise (CW) direction, in accordance with AASHTO guidelines.

County Location Mile # Destinations Notes
Marion Indianapolis 2
U.S. Highway 31 South - East Street; Indianapolis
split into 2A (north) and 2B (south); US 31 joins CCW and leaves CW
4
State Road 37 south - Harding Street
SR 37 joins CCW and leaves CW
7 Mann Road CW exit and CCW entrance
8
State Road 67 South - Kentucky Avenue
SR 67 joins CCW and leaves CW
9 Interstate 70 - Terre Haute; St. Louis, MO; Indianapolis split into 9A (east) and 9B (west)
11 Airport Expressway; Indianapolis International Airport split into 11A (Airport Expressway) and 11B (Airport)
12
U.S. Highway 40 West - Washington Street
split into 12A (east) and 12B (west); US 40 joins CCW and leaves CW
13
U.S. Highway 36 West - Rockville Road; Danville
split into 13A (east) and 13B (west); US 36 joins CCW and leaves CW
14 10th Street split into 14A (east) and 14B (west)
16A
U.S. Highway 136 West - Crawfordsville Road
Eastern terminus of U.S. 136.
16B
Interstate 74 West - Peoria, IL
I-74 joins CCW and splits CW
17 38th Street
19 56th Street CW exit and CCW entrance
20
Interstate 65 North - Chicago
CW exit and CCW entrance
20
Interstate 65 South - Indianapolis
CCW exit and CW entrance
21 71st Street
23 86th Street
Boone 25

Interstate 865 West to Interstate 65 North - Chicago (U.S. Highway 52 west)
US 52 joins CW and leaves CCW
Marion 27
U.S. Highway 421 North - Michigan Road
US 421 joins CW and leaves CCW
Boone 31
U.S. Highway 31 Nrth - Meridian Street
US 31 joins CW and leaves CCW
Marion 33 State Road 431 - Keystone Avenue
35 Allisonville Road
37A Binford Boulevard - Indianapolis CW exit and CCW entrance
37B
Interstate 69 North; State Road 37 North - Fort Wayne
exit 37 CCW; SR 37 joins CW and leaves CCW
40 Shadeland Avenue; 56th Street
42
U.S. Highway 36 East; State Road 67 North - Lawrence
US 36 joins CW and leaves CCW; SR 67 joins CW and leaves CCW
44 Interstate 70 - Indianapolis; Columbus, OH split into 44A (west) and 44B (east)
46
U.S. Highway 40 East - Washington Street
US 40 joins CW and leaves CCW
47
U.S. Highway 52 East - Brookville Road
US 52 joins CCW and leaves CW
48 Shadeland Avenue CCW exit and CW entrance
49
Interstate 74 East - Southeastern Avenue; Cincinnati, OH (U.S. Highway 421 South)
split into 49A (Southeastern Avenue) and 49B (I-74 east); I-74 joins CW and leaves CCW; US 421 joins CCW and leaves CW
52 Emerson Avenue - Beech Grove
53 Interstate 65 - Indianapolis; Louisville, KY split into 53A (north) and 53B (south)

[edit] References

  1. ^ Route Log- Auxiliary Routes of the Eisenhower National System of Interstate and Defense Highways - Table 2
  2. ^ 1969 Indianapolis map (note that the highlighting is wrong, as exit 47 was a partial interchange, so US 52 had to use exit 48 and Shadeland Avenue (State Road 100))
  3. ^ USGS 1984 map

[edit] External links

Auxiliary routes of Interstate 65
Current and Future (F) Former
I-165 Alabama
I-265 Indiana - Kentucky Tennessee
I-465 Indiana
I-565 Alabama
I-865 Indiana