| Carries | Crosses | Location | Design | Status | Year Built | Year Recon. | Span Len. | Total Len. | Condition | Suff. Rating | ID | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| NBI report Bridgehunter | LITTLE HORN RD | LITTLE BIGHORN RIVER 072 | 8M SW WYOLA | Steel Truss - Thru | -- | 1926 | 1952 | 89.9 | 91.9 | Fair | 64.5 | L02202009+07001 |
| NBI report | WARMAN LOOP | BIGHORN CANAL 018 | 3M NE FORT SMITH | Wood Stringer/Multi-beam or girder (2 spans) | -- | 1930 | -- | 21.0 | 44.9 | Fair | 81.9 | L02224003+09001 |
| NBI report | OLD HWY 87 | PERISTA CREEK 026 | 6M W HARDIN | Wood Stringer/Multi-beam or girder (2 spans) | -- | 1931 | -- | 19.0 | 38.1 | Poor | 43.4 | L02313017+01001 |
| NBI report Bridgehunter | OLD HWY 87 | TWO LEGGIN CANAL 050 | 1M W HARDIN | Concrete Tee beam | -- | 1931 | -- | 30.8 | 33.1 | Poor | 57.1 | L02313021+06001 |
| NBI report | BATTLEFIELD ROAD | DEEP COULEE | I-90, EXIT 510, EAST ON U | Concrete Culvert (2 spans) | -- | 1938 | -- | 9.8 | 22.0 | Fair | 81.9 | 1380001P0000000 |
| NBI report | BATTLEFIELD ROAD | MEDICINE TAIL COULEE | I-90, EXIT 510, EAST ON U | Concrete Culvert (4 spans) | -- | 1938 | -- | 11.2 | 45.9 | Fair | 82.9 | 1380002P0000000 |
| NBI report | WILLOW CR DAM RD | SPILLWAY WILLOW CR 067 | 15M SW LODGE GRASS | Steel Stringer/Multi-beam or girder | -- | 1939 | -- | 29.9 | 32.2 | Fair | 63.4 | L02248000+04001 |
| NBI report | RANDALL RD | TWO LEGGIN`S CANAL 015 | 3M SW HARDIN | Wood Stringer/Multi-beam or girder (2 spans) | -- | 1940 | -- | 24.0 | 47.9 | Poor | 52.7 | L02309001+04001 |
| NBI report | S 47 | DRAINAGE | 7M N HARDIN | Wood Stringer/Multi-beam or girder (2 spans) | -- | 1942 | -- | 19.0 | 39.0 | Fair | 48.9 | P00048007+04781 |
| NBI report | S 47 | LOW LINE DITCH | 8M N HARDIN | Wood Stringer/Multi-beam or girder (2 spans) | -- | 1942 | -- | 19.0 | 39.0 | Fair | 47.9 | P00048008+00681 |
| NBI report | S 47 | LOW LINE DITCH | 8M N HARDIN | Wood Stringer/Multi-beam or girder (3 spans) | -- | 1942 | -- | 19.0 | 58.1 | Fair | 52.4 | P00048008+03241 |
| NBI report | S 47 | DRAIN DITCH | 8M N HARDIN | Wood Stringer/Multi-beam or girder (2 spans) | -- | 1942 | -- | 19.0 | 39.0 | Fair | 62.4 | P00048011+03621 |
| NBI report | SOAP CREEK RD | BIG HORN CANAL 009 | 11M SW ST XAVIER | Wood Stringer/Multi-beam or girder (3 spans) | -- | 1946 | -- | 19.0 | 58.1 | Fair | 49.5 | L02090022+07001 |
| NBI report | IRR - I 90 | LITTLE BIGHORN RIVER | 0.6M S CROW AGENCY | Steel Stringer/Multi-beam or girder (2 spans) | -- | 1949 | -- | 65.9 | 129.9 | Fair | 66.9 | I00090509+05611 |
| NBI report | IRR - S 451 | PASS CREEK | 3M S WYOLA | Steel Stringer/Multi-beam or girder (4 spans) | -- | 1949 | -- | 25.9 | 65.0 | Fair | 86.7 | S00451033+03421 |
| NBI report | IRR - S 451 | PASS CREEK | 4M S WYOLA | Steel Stringer/Multi-beam or girder (4 spans) | -- | 1949 | -- | 25.9 | 65.0 | Fair | 85.7 | S00451034+00441 |
| NBI report | COUNTY ROAD 143 | UNNAMED CREEK 059 | 34M E DECKER | Steel Stringer/Multi-beam or girder | -- | 1950 | -- | 23.0 | 24.0 | Fair | 57.6 | L02143010+09001 |
| NBI report | IRR - S 451 | LITTLE BIGHORN RIVER | 4M N WYOLA | Steel Stringer/Multi-beam or girder (2 spans) | -- | 1950 | -- | 60.0 | 120.1 | Fair | 82.3 | S00451024+09811 |
| NBI report | RAIL RD | TWO LEGGIN`S CANAL 044 | 1M SW HARDIN | Wood Stringer/Multi-beam or girder | -- | 1950 | -- | 23.0 | 24.0 | Poor | 41.0 | L02307000+07001 |
| NBI report | UPPER RD | TWO LEGGIN`S CANAL 005 | 8M NW HARDIN | Steel Stringer/Multi-beam or girder | -- | 1950 | -- | 29.9 | 32.2 | Fair | 41.1 | L02011003+05001 |
| NBI report | IRR - S 451 | LITTLE BIGHORN RIVER | 8M S GARRYOWEN INT | Concrete Tee beam (4 spans) | -- | 1955 | -- | 54.1 | 136.2 | Fair | 85.3 | S00451008+06371 |
| NBI report | IRR - S 451 | LODGE GRASS CREEK | LODGE GRASS | Concrete Tee beam (3 spans) | -- | 1955 | -- | 40.0 | 64.6 | Fair | 75.0 | S00451015+07741 |
| NBI report | IRR - I 90 | LITTLE BIGHORN RIVER | 2.5M S CROW AGENCY | Concrete Tee beam (4 spans) | -- | 1956 | -- | 60.0 | 155.8 | Fair | 78.5 | I00090511+06051 |
| NBI report | IRR - I 90 | LITTLE BIGHORN RIVER | 8M S CROW AGENCY | Concrete Tee beam (4 spans) | -- | 1956 | -- | 60.0 | 158.1 | Fair | 81.4 | I00090517+05021 |
| NBI report | BALA ST | LITTLE BIGHORN RIVER 069 | CROW AGENCY | Prestressed Stringer/Multi-beam or girder (3 spans) | -- | 1958 | -- | 51.8 | 154.9 | Fair | 85.6 | L02046011+03001 |
| NBI report | IRR - S 313 | BIGHORN RIVER | 7M SW HARDIN | Steel Girder and floorbeam system (4 spans) | -- | 1958 | -- | 160.1 | 575.8 | Fair | 49.6 | S00313008+03271 |
| NBI report | IRR - S 313 | WILLIAMS COULEE | 1M S HARDIN | Wood Stringer/Multi-beam or girder | -- | 1958 | 1984 | 24.9 | 25.9 | Fair | 59.5 | S00313002+06761 |
| NBI report | IRR - I 90 | INT DUNMORE | 5.6M N CROW AGENCY | Prestressed Stringer/Multi-beam or girder (3 spans) | -- | 1959 | -- | 46.9 | 119.1 | Fair | 96.0 | I00090503+02871 |
| NBI report | IRR - I 90 | INT DUNMORE | 5.6M N CROW AGENCY | Prestressed Stringer/Multi-beam or girder (3 spans) | -- | 1959 | -- | 46.9 | 119.1 | Fair | 96.0 | I00090503+02872 |
| NBI report | IRR - I 90 | INT CROW AGENCY | CROW AGENCY | Prestressed Stringer/Multi-beam or girder (3 spans) | -- | 1959 | -- | 51.8 | 133.9 | Fair | 83.0 | I00090509+02311 |
| NBI report | IRR - I 90 | INT CROW AGENCY | CROW AGENCY | Prestressed Stringer/Multi-beam or girder (3 spans) | -- | 1959 | -- | 51.8 | 133.9 | Fair | 94.0 | I00090509+02312 |
| NBI report | IRR - I 90 | LITTLE BIGHORN RIVER | 0.6M S CROW AGENCY | Prestressed Stringer/Multi-beam or girder (4 spans) | -- | 1959 | -- | 51.8 | 164.4 | Fair | 78.1 | I00090509+05612 |
| NBI report | IRR - US 212 | INT CUSTER BATLFLD I 90 | 1M S CROW AGENCY | Prestressed Stringer/Multi-beam or girder (4 spans) | -- | 1959 | 1981 | 62.0 | 209.0 | Fair | 82.5 | P00037000+00001 |
| NBI report | IRR - S 313 | INDIAN SERVICE CANAL | 10M SW ST XAVIER | Prestressed Stringer/Multi-beam or girder | -- | 1962 | -- | 65.0 | 66.9 | Fair | 82.3 | S00313035+00261 |
| NBI report | IRR BIA RTE 16 | LODGE GRASS CREEK | AT LODGE GRASS | Concrete Slab (3 spans) | -- | 1962 | -- | 22.0 | 59.7 | Fair | 67.4 | 00000000000C203 |
| NBI report | SARPY CREEK RD | LITTLE BIGHORN RIVER | 3M E HARDIN | Prestressed Stringer/Multi-beam or girder (3 spans) | -- | 1962 | -- | 61.0 | 185.0 | Fair | 58.9 | S00384001+06281 |
| NBI report | IRR - S 313 | SOAP CREEK | 9M SW ST XAVIER | Prestressed Stringer/Multi-beam or girder (2 spans) | -- | 1963 | -- | 50.9 | 103.0 | Good | 93.9 | S00313032+06911 |
| NBI report | IRR BIA RTE 14 | BIG SHOULDER CREEK | 7.2KM SOUTH OF CROW AGNCY | Wood Stringer/Multi-beam or girder | -- | 1963 | -- | 19.0 | 20.3 | Fair | 70.8 | 00000000000C202 |
| NBI report | IRR BIA RTE 226 | BLACK CANYON CREEK | 51.5 KM SW OF LODGE GRASS | Concrete Channel beam | -- | 1965 | 1989 | 20.0 | 21.0 | Fair | 79.8 | 00000000000C219 |
| NBI report | HWY 463 | ROTTEN GRASS CREEK 008 | 15M SW LODGE GRASS | Prestressed Stringer/Multi-beam or girder (2 spans) | -- | 1966 | -- | 49.9 | 103.0 | Good | 97.2 | L02090002+02001 |
| NBI report | SARPY CREEK RD | TULLOCK CREEK | 16M E HARDIN | Prestressed Stringer/Multi-beam or girder (2 spans) | -- | 1968 | -- | 44.9 | 92.9 | Good | 89.3 | S00384015+01191 |
| NBI report | IRR BIA RTE 91 | ROTTEN GRASS CREEK | 0.8 KM SW OF ST. XAVIER | Prestressed Stringer/Multi-beam or girder | -- | 1970 | -- | 65.0 | 67.3 | Fair | 99.9 | 00000000000C207 |
| NBI report | IRR BIA RTE 91 | BIG HORN RIVER | 2.4 KM WEST OF ST. XAVIER | Prestressed Stringer/Multi-beam or girder (5 spans) | -- | 1970 | -- | 105.0 | 525.0 | Fair | 98.0 | 00000000000C208 |
| NBI report | IRR-S 47 | INT W HARDIN I 90 | HARDIN-N CRAWFORD AVE | Prestressed Stringer/Multi-beam or girder (4 spans) | -- | 1970 | -- | 96.1 | 284.8 | Fair | 100.0 | P00048001+00601 |
| NBI report | I 90 | IRRIGATION CANAL | 3.1M S HARDIN | Steel Culvert (2 spans) | -- | 1971 | -- | 10.8 | 25.3 | Fair | 71.0 | I00090498+04621 |
| NBI report | IRR - I 90 | RR (NOT IN USE) | HARDIN | Prestressed Stringer/Multi-beam or girder (3 spans) | -- | 1971 | -- | 62.0 | 163.1 | Fair | 97.7 | I00090496+06251 |
| NBI report | IRR - I 90 | RR (NOT IN USE) | HARDIN | Prestressed Stringer/Multi-beam or girder (3 spans) | -- | 1971 | -- | 62.0 | 163.1 | Fair | 97.7 | I00090496+06252 |
| NBI report | IRR - I 90 | SARPY ROAD-S 384 | 1.2M E HARDIN | Prestressed Stringer/Multi-beam or girder (3 spans) | -- | 1971 | -- | 46.9 | 120.1 | Fair | 95.8 | I00090498+07331 |
| NBI report | IRR - I 90 | SARPY ROAD-S 384 | 1.2M E HARDIN | Prestressed Stringer/Multi-beam or girder (3 spans) | -- | 1971 | -- | 46.9 | 120.1 | Fair | 95.8 | I00090498+07332 |
| NBI report | IRR BIA RTE 209 | ROSEBUD CREEK | 8.1 KM WEST OF LAME DEER | Wood Stringer/Multi-beam or girder | -- | 1971 | -- | 24.9 | 26.6 | Poor | 7.0 | 00000000000C714 |
| NBI report | IRR-S 47-3RD ST E | INT E HARDIN I 90 | HARDIN-3RD ST E | Steel Stringer/Multi-beam or girder (4 spans) | -- | 1971 | -- | 84.0 | 265.8 | Fair | 100.0 | P00048000+00001 |
| NBI report | N TORSKE OVERPASS | SEP I-90 004 | 3M NW HARDIN | Prestressed Stringer/Multi-beam or girder (4 spans) | -- | 1971 | -- | 96.1 | 303.8 | Fair | 90.5 | L02245002+00001 |
| NBI report | SARPY BASIN RD | E FORK SARPY CREEK 028 | 30M E HARDIN | Prestressed Tee beam | -- | 1971 | -- | 40.0 | 42.0 | Fair | 61.5 | L02037007+08001 |
| NBI report | IRR - I 90 | BIGHORN RIVER | HARDIN | Steel Stringer/Multi-beam or girder (3 spans) | -- | 1971 | 1981 | 195.9 | 593.5 | Fair | 97.1 | I00090498+01011 |
| NBI report | IRR - I 90 | BIGHORN RIVER | HARDIN | Steel Stringer/Multi-beam or girder (3 spans) | -- | 1971 | 1981 | 195.9 | 593.5 | Fair | 97.3 | I00090498+01012 |
| NBI report | FLY CREEK RD | INT BALLANTINE I-90 003 | 16M W HARDIN | Steel Stringer/Multi-beam or girder (2 spans) | -- | 1972 | -- | 133.9 | 272.0 | Fair | 100.0 | L02012003+08001 |
| NBI report | I 90 | SEP COUNTY ROAD | 21.1M E BILLINGS | Concrete Slab (3 spans) | -- | 1972 | -- | 29.9 | 76.1 | Fair | 97.3 | I00090474+01891 |
| NBI report | I 90 | SEP COUNTY ROAD | 21.1M E BILLINGS | Concrete Slab (3 spans) | -- | 1972 | -- | 29.9 | 79.1 | Fair | 97.3 | I00090474+01892 |
| NBI report | I 90 | FLY CREEK | 16.8M W HARDIN | Prestressed Stringer/Multi-beam or girder (2 spans) | -- | 1972 | -- | 56.1 | 115.2 | Fair | 97.8 | I00090479+03981 |
| NBI report | I 90 | FLY CREEK | 16.8M W HARDIN | Prestressed Stringer/Multi-beam or girder (2 spans) | -- | 1972 | -- | 56.1 | 115.2 | Good | 96.8 | I00090479+03982 |
| NBI report | I 90 | RR | 14.9M W HARDIN | Prestressed Stringer/Multi-beam or girder (3 spans) | -- | 1972 | -- | 71.9 | 184.1 | Good | 96.7 | I00090480+08971 |
| NBI report | I 90 | RR | 14.9M W HARDIN | Prestressed Stringer/Multi-beam or girder (3 spans) | -- | 1972 | -- | 71.9 | 184.1 | Good | 96.7 | I00090480+08972 |
| NBI report | I 90 | INT TOLUCA COUNTY ROAD | 11.2M W HARDIN | Prestressed Stringer/Multi-beam or girder (3 spans) | -- | 1972 | -- | 57.1 | 136.2 | Fair | 97.0 | I00090484+04701 |
| NBI report | I 90 | INT TOLUCA COUNTY ROAD | 11.2M W HARDIN | Prestressed Stringer/Multi-beam or girder (3 spans) | -- | 1972 | -- | 57.1 | 136.2 | Fair | 96.0 | I00090484+04702 |
| NBI report | IRR - US 212 | MUDDY CREEK | 5M W LAME DEER | Prestressed Stringer/Multi-beam or girder (2 spans) | -- | 1974 | -- | 45.9 | 94.2 | Fair | 79.0 | P00037036+07611 |
| NBI report | AFTERBAY ROAD | BIGHORN RIVER | AT SPILLWAY OF YELLOWTAIL | Prestressed Slab (6 spans) | -- | 1976 | -- | 37.1 | 205.1 | Fair | 95.0 | 1320003P0000000 |
| NBI report | COUNTY ROAD 103 | TONGUE RIVER 054 | 3M NE DECKER | Steel Stringer/Multi-beam or girder (3 spans) | -- | 1976 | -- | 116.1 | 305.8 | Fair | 90.9 | L02103000+04001 |
| NBI report | IRR - FRONTAGE 315 | LITTLE BIGHORN RIV 002 | 2M S CROW AGENCY | Prestressed Stringer/Multi-beam or girder (2 spans) | -- | 1976 | -- | 81.0 | 163.1 | Fair | 81.9 | L02315003+02001 |
| NBI report | IRR - FRONTAGE 325 | LITTLE BIGHORN RIV 075 | 2M S CROW AGENCY | Prestressed Stringer/Multi-beam or girder (2 spans) | -- | 1976 | -- | 81.0 | 163.1 | Good | 98.9 | L02325000+09001 |
| NBI report | IRR - I 90 | LITTLE BIGHORN RIVER | 2.5M S CROW AGENCY | Prestressed Stringer/Multi-beam or girder (2 spans) | -- | 1976 | -- | 81.0 | 161.4 | Fair | 86.5 | I00090511+06052 |
| NBI report | IRR - I 90 | INT GARRYOWEN | 5.6M S CROW AGENCY | Prestressed Stringer/Multi-beam or girder | -- | 1976 | -- | 100.1 | 101.1 | Fair | 86.0 | I00090514+07721 |
| NBI report | IRR - I 90 | INT GARRYOWEN | 5.6M S CROW AGENCY | Prestressed Stringer/Multi-beam or girder | -- | 1976 | -- | 100.1 | 101.1 | Fair | 85.0 | I00090514+07722 |
| NBI report | IRR BIA RTE 210 | WEST FORK MUDDY CREEK | 17.4 KM SW OF LAME DEER | Prestressed Stringer/Multi-beam or girder | -- | 1977 | -- | 65.0 | 66.9 | Good | 99.6 | 00000000000C717 |
| NBI report | PASS CREEK RD | PASS CREEK 021 | 5M SE WYOLA | Prestressed Tee beam | -- | 1979 | -- | 61.0 | 62.0 | Fair | 92.1 | L02273000+01001 |
| NBI report | IRR - I 90 | LITTLE BIGHORN RIVER | 8M S CROW AGENCY | Prestressed Stringer/Multi-beam or girder (2 spans) | -- | 1980 | -- | 81.0 | 164.7 | Fair | 97.9 | I00090517+05022 |
| NBI report | IRR - I 90 | SEP RENO CREEK ROAD | 8.7M S CROW AGENCY | Prestressed Stringer/Multi-beam or girder | -- | 1980 | -- | 100.1 | 103.0 | Fair | 84.9 | I00090517+08091 |
| NBI report | IRR - I 90 | SEP RENO CREEK ROAD | 8.7M S CROW AGENCY | Prestressed Stringer/Multi-beam or girder | -- | 1980 | -- | 100.1 | 103.0 | Good | 96.9 | I00090517+08092 |
| NBI report | IRR - I 90 | SEP COUNTY ROAD | 10.5M N LODGE GRASS | Concrete Slab (3 spans) | -- | 1980 | -- | 29.9 | 78.4 | Fair | 95.9 | I00090520+03611 |
| NBI report | IRR - I 90 | SEP COUNTY ROAD | 10.5M N LODGE GRASS | Concrete Slab (3 spans) | -- | 1980 | -- | 29.9 | 79.7 | Fair | 95.9 | I00090520+03612 |
| NBI report | IRR - I 90 | SEP COUNTY ROAD | 6.8M N LODGE GRASS | Concrete Slab (3 spans) | -- | 1980 | -- | 29.9 | 79.1 | Fair | 97.9 | I00090523+06361 |
| NBI report | IRR - I 90 | SEP COUNTY ROAD | 6.8M N LODGE GRASS | Concrete Slab (3 spans) | -- | 1980 | -- | 29.9 | 79.1 | Fair | 97.9 | I00090523+06362 |
| NBI report | IRR - I 90 | INT LODGE GRASS | LODGE GRASS | Prestressed Stringer/Multi-beam or girder | -- | 1980 | -- | 100.1 | 103.0 | Fair | 82.0 | I00090530+06771 |
| NBI report | IRR - I 90 | INT LODGE GRASS | LODGE GRASS | Prestressed Stringer/Multi-beam or girder | -- | 1980 | -- | 100.1 | 103.0 | Fair | 93.0 | I00090530+06772 |
| NBI report | IRR - S 451 | LITTLE BIGHORN RIVER | 3M S GARRYOWEN INT | Prestressed Stringer/Multi-beam or girder (2 spans) | -- | 1980 | -- | 81.0 | 161.4 | Fair | 92.4 | S00451002+07801 |
| NBI report | IRR - S 73 | LITTLE BIGHORN RIVER | LODGE GRASS | Prestressed Stringer/Multi-beam or girder | -- | 1980 | -- | 100.1 | 103.0 | Fair | 98.0 | S00463000+03221 |
| NBI report | IRR BIA RTE 73 | ROTTEN GRASS CREEK | 7.6 KM SE OF ST XAVIER | Prestressed Stringer/Multi-beam or girder | -- | 1980 | -- | 65.0 | 67.6 | Fair | 98.7 | 00000000000C217 |
| NBI report | IRR BIA RTE 73 | ROTTEN GRASS CREEK | 10.6 KM SE OF ST XAVIER | Prestressed Stringer/Multi-beam or girder | -- | 1980 | -- | 60.0 | 62.7 | Fair | 87.5 | 00000000000C218 |
| NBI report | IRRC0UNTY COAD 223 | SOAP CREEK 020 | 9M SW ST XAVIER | Prestressed Tee beam | -- | 1980 | -- | 70.9 | 71.9 | Fair | 87.0 | L02223000+02001 |
| NBI report | IRR - S 314 | SQUIRREL CREEK | DECKER | Steel Culvert (2 spans) | -- | 1981 | -- | 13.1 | 24.9 | Fair | 87.9 | S00314002+05001 |
| NBI report | IRR - S 314 | SPRING CREEK | 5M N DECKER | Steel Culvert (4 spans) | -- | 1981 | -- | 8.9 | 47.9 | Fair | 99.5 | S00314009+03001 |
| NBI report | SARPY BASIN RD | SARPY CREEK 033 | 24M E HARDIN | Prestressed Tee beam | -- | 1981 | 2010 | 25.9 | 25.9 | Fair | 93.1 | L02037000+02001 |
| NBI report | IRR - S 313 | ROTTEN GRASS CREEK | SAINT XAVIER | Concrete Slab (3 spans) | -- | 1983 | -- | 23.0 | 60.0 | Good | 91.3 | S00313023+08091 |
| NBI report | IRR - S 314 | ROSEBUD CREEK | 11M SW BUSBY | Prestressed Stringer/Multi-beam or girder | -- | 1983 | -- | 75.1 | 75.1 | Fair | 97.1 | S00314033+08871 |
| NBI report | IRR - S 314 | DAVIS CREEK | 3M SW BUSBY | Prestressed Stringer/Multi-beam or girder | -- | 1983 | -- | 55.1 | 56.1 | Good | 96.3 | S00314042+03731 |
| NBI report | IRR BIA RTE 228 | ROSEBUD CREEK | 18 KM WEST OF LAME DEER | Steel Stringer/Multi-beam or girder | -- | 1983 | -- | 49.9 | 50.5 | Poor | 71.7 | 00000000000C725 |
| NBI report | IRR - I 90 | SEP LOCAL ROAD | 1.9M S LODGE GRASS | Concrete Slab (3 spans) | -- | 1985 | -- | 29.9 | 81.0 | Fair | 94.6 | I00090532+04021 |
| NBI report | IRR - I 90 | SEP LOCAL ROAD | 1.9M S LODGE GRASS | Concrete Slab (3 spans) | -- | 1985 | -- | 29.9 | 81.0 | Good | 94.6 | I00090532+04022 |
| NBI report | IRR - I 90 | OWL CREEK | 2.5M S LODGE GRASS | Prestressed Stringer/Multi-beam or girder | -- | 1985 | -- | 115.2 | 118.1 | Fair | 96.7 | I00090532+07341 |
| NBI report | IRR - I 90 | OWL CREEK | 2.5M S LODGE GRASS | Prestressed Stringer/Multi-beam or girder | -- | 1985 | -- | 115.2 | 118.1 | Fair | 96.7 | I00090532+07342 |
| NBI report | IRR - I 90 | SEP LOCAL ROAD | 3.7M S LODGE GRASS | Concrete Slab (3 spans) | -- | 1985 | -- | 23.0 | 61.0 | Fair | 95.0 | I00090533+08171 |
| NBI report | IRR - I 90 | SEP LOCAL ROAD | 3.7M S LODGE GRASS | Concrete Slab (3 spans) | -- | 1985 | -- | 23.0 | 61.0 | Good | 95.0 | I00090533+08172 |
| NBI report | IRR - I 90 | SEP LOCAL ROAD | 8.7M S LODGE GRASS | Concrete Slab (3 spans) | -- | 1985 | -- | 29.9 | 81.0 | Fair | 96.7 | I00090539+05881 |
| NBI report | IRR - I 90 | SEP LOCAL ROAD | 8.7M S LODGE GRASS | Concrete Slab (3 spans) | -- | 1985 | -- | 29.9 | 81.0 | Fair | 96.7 | I00090539+05882 |
| NBI report | IRR - I 90 | INT WYOLA-S 457 | WYOLA | Prestressed Stringer/Multi-beam or girder (3 spans) | -- | 1985 | -- | 50.9 | 130.9 | Fair | 86.0 | I00090544+00071 |
| NBI report | IRR - I 90 | INT WYOLA-S 457 | WYOLA | Prestressed Stringer/Multi-beam or girder (3 spans) | -- | 1985 | -- | 50.9 | 130.9 | Fair | 97.0 | I00090544+00072 |
| NBI report | IRR - I 90 | INT ABERDEEN | ABERDEEN | Concrete Slab (3 spans) | -- | 1985 | -- | 29.9 | 78.1 | Fair | 93.0 | I00090549+08821 |
| NBI report | IRR - I 90 | INT ABERDEEN | ABERDEEN | Concrete Slab (3 spans) | -- | 1985 | -- | 29.9 | 79.1 | Fair | 93.0 | I00090549+08822 |
| NBI report | RANCH ACCESS OP | SEP I-90 001 | 2M S ABERDEEN | Prestressed Tee beam (4 spans) | -- | 1985 | -- | 86.9 | 254.9 | Good | 92.1 | L02999000+00101 |
| NBI report | TULLOCK CR RD | TULLOCK CREEK 030 | 20M NE HARDIN | Prestressed Tee beam | -- | 1985 | -- | 69.9 | 71.9 | Fair | 70.3 | L02002012+06001 |
| NBI report | BACK LOOP RD | LITTLE BIGHORN RIVER 023 | 1M N WYOLA | Prestressed Tee beam | -- | 1986 | -- | 85.0 | 86.9 | Fair | 97.9 | L02266000+04001 |
| NBI report | COUNTY ROAD 103 | HANGING WOMAN CREEK 056 | 24M NE DECKER | Prestressed Tee beam | -- | 1986 | -- | 75.1 | 78.1 | Fair | 98.2 | L02103021+07001 |
| NBI report | IRR BIA RTE 73 | ROTTEN GRASS CREEK | 15.3 KM SE OF ST. XAVIER | Prestressed Stringer/Multi-beam or girder | -- | 1986 | -- | 75.1 | 77.8 | Fair | 98.7 | 00000000000C220 |
| NBI report | IRR BIA RTE 73 | BIG HORN CANAL | 4.5 KM SE OF ST. XAVIER | Prestressed Stringer/Multi-beam or girder | -- | 1986 | -- | 44.9 | 47.2 | Good | 98.7 | 00000000000C221 |
| NBI report | IRR - S 313 | OVERFLOW DITCH | 7M SW HARDIN | Steel Culvert (2 spans) | -- | 1988 | -- | 13.1 | 30.8 | Fair | 86.7 | S00313008+00411 |
| NBI report | IRR - S 313 | TWO LEGGIN CANAL | 5M S HARDIN | Prestressed Tee beam | -- | 1989 | -- | 56.1 | 58.1 | Good | 83.0 | S00313006+02721 |
| NBI report | S 47 | LOW LINE DITCH | 5M N HARDIN | Prestressed Stringer/Multi-beam or girder | -- | 1989 | -- | 40.0 | 42.0 | Good | 87.6 | P00048005+04501 |
| NBI report | CORPORATION RD | TWO LEGGIN`S CREEK 035 | 7M SW HARDIN | Steel Culvert (2 spans) | -- | 1991 | -- | 12.1 | 25.9 | Fair | 98.7 | L02318001+08001 |
| NBI report | IRR - S 313 | TWO LEGGIN CANAL | 7M SW HARDIN | Prestressed Stringer/Multi-beam or girder | -- | 1991 | -- | 71.9 | 71.9 | Fair | 86.6 | S00313007+08411 |
| NBI report | IRR - US 212 | ROSEBUD CREEK | BUSBY | Prestressed Stringer/Multi-beam or girder | -- | 1992 | -- | 75.1 | 77.1 | Good | 80.0 | P00037024+09601 |
| NBI report | IRR BIA RTE 205 | LITTLE BIG HORN RIVER | 0.4KM NW OF JCT 205 & 418 | Prestressed Tee beam | -- | 1993 | -- | 58.1 | 61.0 | Fair | 96.9 | 00000000000C222 |
| NBI report | PINE RIDGE RD | TWO LEGGIN`S CANAL 014 | 4M NW HARDIN | Steel Culvert | -- | 1993 | -- | 20.0 | 24.0 | Fair | 100.0 | L02004001+02001 |
| NBI report | IRR BIA RTE 205 | UPPER LODGE GRASS CREEK | 6.8 KM NW JCT 205 & 418 | Metal Culvert | -- | 1994 | -- | 23.0 | 23.0 | Poor | 42.0 | 00000000000C223 |
| NBI report | VANZANDT RD | TWO LEGGIN`S CANAL 047 | 1M W HARDIN | Steel Culvert | -- | 1994 | -- | 24.9 | 24.9 | Fair | 100.0 | L02305000+07001 |
| NBI report | LITTLE HORN RD | LITTLE BIGHORN RIVER 073 | 11M SW WYOLA | Prestressed Stringer/Multi-beam or girder | -- | 1996 | -- | 102.0 | 106.0 | Good | 94.4 | L02202012+02001 |
| NBI report | W BOEHS RD | TWO LEGGIN`S CANAL 049 | 3M NW HARDIN | Prestressed Tee beam | -- | 1996 | -- | 27.9 | 27.9 | Fair | 98.0 | L02007001+00001 |
| NBI report | CORPORATION RD | WOODY CREEK 036 | 9M N ST XAVIER | Steel Culvert (5 spans) | -- | 1997 | -- | 10.2 | 61.0 | Fair | 99.7 | L02318010+03001 |
| NBI report | IRR BIA RTE 8 | PRYOR CREEK | 1.7 KM WEST OF PRYOR | Prestressed Stringer/Multi-beam or girder | -- | 1997 | -- | 75.1 | 76.1 | Good | 89.7 | 00000000000C225 |
| NBI report | BLACK BRIDGE RD | LITTLE BIGHORN RIV 024 | 3M SW WYOLA | Prestressed Stringer/Multi-beam or girder | -- | 1998 | -- | 102.7 | 105.0 | Good | 99.9 | L02269000+01001 |
| NBI report | IRR BIA RTE 6 | LITTLE BIGHORN RIVER | AT CROW AGENCY | Prestressed Tee beam | -- | 1999 | -- | 118.1 | 122.1 | Good | 96.0 | 00000000000C226 |
| NBI report | IRR BIA RTE 1 | BIG HORN CANAL | 16 KM W OF CROW AGENCY | Concrete Culvert (2 spans) | -- | 2001 | -- | 14.1 | 29.9 | Good | 86.4 | 00000000000C227 |
| NBI report | OLD HWY 87 | FLY CREEK 090 | 15M W HARDIN | Prestressed Stringer/Multi-beam or girder | -- | 2002 | -- | 75.5 | 75.5 | Good | 99.9 | L02313006+08001 |
| NBI report | LITTLE HORN RD | PASS CREEK 071 | 1M SW WYOLA | Prestressed Stringer/Multi-beam or girder | -- | 2004 | -- | 101.7 | 101.7 | Good | 99.9 | L02202000+05001 |
| NBI report | OLD HWY 87 | RR 025 | 12M W HARDIN | Prestressed Stringer/Multi-beam or girder (3 spans) | -- | 2006 | -- | 114.8 | 287.1 | Fair | 91.8 | L02313010+07001 |
| NBI report | TULLOCK CR RD | TULLOCK CREEK 029 | 15M NE HARDIN | Prestressed Tee beam | -- | 2006 | -- | 65.9 | 65.9 | Good | 99.7 | L02002006+05001 |
| NBI report Bridgehunter | I 90 FRONTAGE RD | BIGHORN RIVER | 1M E HARDIN | Steel Stringer/Multi-beam or girder (5 spans) | -- | 2007 | -- | 196.9 | 590.6 | Good | 88.5 | S00384000+05101 |
| NBI report | IRR BIA RTE 4 | BIRNEY CREEK | 2.9 KM NW OF BIRNEY | Concrete Culvert (2 spans) | -- | 2007 | -- | 9.8 | 21.7 | Good | 99.6 | 00000000000C728 |
| NBI report | PERITSA CREEK RD | TWO LEGGIN`S CANAL 048 | 1M W HARDIN | Metal Culvert | -- | 2014 | -- | 36.7 | 36.7 | Good | 100.0 | L02306000+06001 |
| NBI report Bridgehunter | CORPORATION RD | TWO LEGGIN`S CREEK 016 | 7M SW HARDIN | Steel Culvert | -- | 2015 | -- | 49.2 | 49.2 | Fair | 82.9 | L02317000+09001 |
| NBI report | FORTY MILE RD | OWL CREEK 085 | 2M SE LODGE GRASS | Prestressed Tee beam | -- | 2015 | -- | 51.8 | 57.1 | Good | 89.0 | L02080000+08001 |
| NBI report | FRONTAGE ROAD 332 | LODGE GRASS CREEK 070 | S LODGE GRASS | Prestressed Tee beam | -- | 2015 | -- | 61.7 | 64.0 | Good | 99.0 | L02332000+02001 |