US Bridges

Carter County, Montana bridges

Carter County has 42 bridges and culverts in the National Bridge Inventory, the oldest built in 1938. 2 (5%) are rated poor. The most common type is stringer/multi-beam or girder (79%).

Bridges
42
Good
31%
Fair
64%
Poor
5%
2 bridges
Average age
40.9 yrs
Posted or closed
4

Map of bridges in Carter County

Green good, amber fair, red poor. Click a marker for details.

Search bridges in Carter County

Type at least two characters, or pick a condition or type, to search every bridge in the county.

Condition

5%poor
Good31%(13)
Fair64%(27)
Poor5%(2)

When they were built

<1900: 0 bridges<19001900s: 0 bridges19001910s: 0 bridges19101920s: 0 bridges19201930s: 4 bridges419301940s: 6 bridges619401950s: 2 bridges219501960s: 4 bridges419601970s: 0 bridges19701980s: 5 bridges519801990s: 1 bridges119902000s: 3 bridges320002010s: 17 bridges1720102020s: 0 bridges2020
Bridges built per decade. Year built as recorded in the inventory; reconstruction years are not included.

Busiest

  1. US 212 over Drainage
    2,642 vehicles/day
    Fair
  2. US 212 over Thompson Creek
    2,642 vehicles/day
    Fair
  3. US 212 over Little Missouri River
    2,642 vehicles/day
    Fair
  4. US 212 over Willow Creek
    2,285 vehicles/day
    Fair
  5. Chicago Ave over Russell Creek
    480 vehicles/day
    Good

Longest

  1. Mill Iron Camp Cro over Box Elder Creek 006
    227 ft
    Fair
  2. S 323 over Box Elder Creek
    184 ft
    Fair
  3. Capitol RD over Little Missouri Riv 014
    173 ft
    Good
  4. Larson Loop RD over Box Elder Creek
    151 ft
    Good
  5. US 212 over Little Missouri River
    143 ft
    Fair

Oldest

  1. Stagville Draw RD over Russell Creek 005
    Built 1938
    Fair
  2. Moore RD over Crow Creek 034
    Built 1938
    Fair
  3. Cottonwood CR RD over N Cottonwood Creek 037
    Built 1938
    Fair
  4. Central Ave over Russell Creek 001
    Built 1938
    Fair
  5. Mormon Ave over Russell Creek 035
    Built 1940
    Fair

All bridges in Carter County

Busiest first · showing 1–42 of 42
Bridges in Carter County
BridgeLocationBuiltTypeLengthDaily trafficCondition
US 212 over Drainage
No. 000000202408079
2M NW Alzada1965Culvert24 ft2,642Fair
US 212 over Thompson Creek
No. P00023134+04021
3M NW Alzada1965Stringer/Multi-beam or Girder103 ft2,642Fair
US 212 over Little Missouri River
No. P00023136+01271
1M NW Alzada1965Stringer/Multi-beam or Girder143 ft2,642Fair
US 212 over Willow Creek
No. P00023126+04531
8M NW Alzada1955Tee Beam92 ft2,285Fair
Chicago Ave over Russell Creek
No. 000000202308070
Ekalaka-Chicago Ave2019Stringer/Multi-beam or Girder40 ft480Good
Mormon Ave over Russell Creek 035
No. M06038000+00201
Ekalaka-Mormon Ave1940Stringer/Multi-beam or Girder57 ft480Fair
S 7 over Drainage
No. P00027001+02901
1M NE Ekalaka1940Stringer/Multi-beam or Girder39 ft473Poor
S 7 over Flasted Draw
No. P00027005+06231
5M NE Ekalaka1940Stringer/Multi-beam or Girder58 ft392Fair
S 7 over Little Beaver Creek
No. P00027006+00871
6M NE Ekalaka2010Stringer/Multi-beam or Girder116 ft392Fair
S 7 over Collins Creek
No. P00027006+04421
6M NE Ekalaka1940Stringer/Multi-beam or Girder58 ft392Poor
S 7 over Drainage
No. P00027008+00761
8M NE Ekalaka1940Stringer/Multi-beam or Girder58 ft392Fair
S 7 over Sheep Camp Creek
No. P00027011+04221
11M NE Ekalaka1941Stringer/Multi-beam or Girder58 ft392Fair
Ridge RD over Thompson Creek 032
No. L06005011+06001
12M W Alzada1987Culvert28 ft373Fair
S 323 over Box Elder Creek
No. S00323017+07001
17M SE Ekalaka1957Tee Beam184 ft316Fair
S 323 over Little Missouri River
No. S00323056+05001
15M NE Alzada1983Stringer/Multi-beam or Girder142 ft216Fair
Powderville RD over S Spring Creek 003
No. 000000000002419
20M SW Ekalaka2016Orthotropic40 ft100Fair
Padden RD over Tie Creek 017
No. 000000000002438
12M NW Capitol2017Stringer/Multi-beam or Girder50 ft100Fair
Larson Loop RD over Box Elder Creek
No. 000000202002429
30 M S Ekalaka2019Stringer/Multi-beam or Girder151 ft100Good
Crow Creek Road over Dry Creek
No. 000000202302421
20.7M N Hammond2015Stringer/Multi-beam or Girder70 ft100Good
Miles City Cutoff over Little Beaver Creek 004
No. L06002003+07001
4M NW Ekalaka1987Stringer/Multi-beam or Girder55 ft100Fair
Plevna Road over S Fork Mill Creek 039
No. L06004060+09501
20M N Ekalaka2013Culvert26 ft100Fair
Ismay RD over O`fallon Creek 002
No. L06007006+08001
20M NW Ekalaka1994Tee Beam73 ft100Good
Stagville Draw RD over Russell Creek 005
No. L06024000+04001
3M SE Ekalaka1938Stringer/Multi-beam or Girder58 ft100Fair
Crow Creek RD over Crow Creek 033
No. L06030017+06001
17M NW Hammond2015Stringer/Multi-beam or Girder70 ft100Good
Moore RD over Crow Creek 034
No. L06032000+02001
21M NW Hammond1938Stringer/Multi-beam or Girder50 ft100Fair
Tauck RD over Box Elder Creek 023
No. L06040000+09001
21M NE Hammond2013Stringer/Multi-beam or Girder75 ft100Good
Tauck RD over L O Creek 024
No. L06040001+04001
22M NE Hammond2014Stringer/Multi-beam or Girder50 ft100Good
Cottonwood CR RD over Box Elder Creek 022
No. L06042000+03001
18M NE Hammond2010Channel Beam102 ft100Good
Cottonwood CR RD over N Cottonwood Creek 037
No. L06042011+07001
17M NW Alzada1938Stringer/Multi-beam or Girder56 ft100Fair
Cottonwood CR RD over S Cottonwood Creek 021
No. L06042014+00001
15M NW Alzada2014Stringer/Multi-beam or Girder85 ft100Good
Cottonwood CR RD over Willow Creek 020
No. L06042020+05001
8M NW Alzada1986Stringer/Multi-beam or Girder89 ft100Fair
Capitol RD over Little Missouri Riv 014
No. L06127000+06001
E Capitol2003Stringer/Multi-beam or Girder173 ft100Good
Central Ave over Russell Creek 001
No. M06038000+00101
Ekalaka-Central Ave1938Stringer/Multi-beam or Girder23 ft100Fair
Mill Iron Camp Cro over Box Elder Creek 006
No. L06100019+00001
2M SE Mill Iron1965Stringer/Multi-beam or Girder227 ft74Fair
Little Missouri RD over Horse Creek 008
No. L06090003+07001
16M NE Alzada2012Stringer/Multi-beam or Girder50 ft42Fair
Little Missouri RD over Little Missouri Riv 009
No. L06090006+06001
15M SW Capitol1989Stringer/Multi-beam or Girder133 ft42Fair
Little Missouri RD over Drainage 010
No. L06090010+05001
11M SW Capitol2013Stringer/Multi-beam or Girder50 ft42Good
Little Missouri RD over Cottonwood Creek 011
No. L06090018+09001
3M S Capitol2015Stringer/Multi-beam or Girder85 ft42Good
Little Missouri RD over Sand Creek 015
No. L06101029+00001
2M N Capitol2015Stringer/Multi-beam or Girder50 ft42Good
Hammond RD over Box Elder Creek
No. S00277031+05001
31M NE Hammond2000Stringer/Multi-beam or Girder142 ft33Fair
Hammond RD over Whitetail Creek
No. S00277020+09001
21M NE Hammond2010Tee Beam102 ft32Fair
Hammond RD over Corral Creek
No. S00277029+00001
29M NE Hammond2000Stringer/Multi-beam or Girder113 ft32Fair

Structure types in Carter County

Stringer/Multi-beam or Girder3378.6%
Tee Beam49.5%
Culvert37.1%
Channel Beam12.4%
Orthotropic12.4%

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