| Carries | Crosses | Location | Design | Status | Year Built | Year Recon. | Span Len. | Total Len. | Condition | Suff. Rating | ID | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| NBI report Bridgehunter | IRR BIA RTE 88 | WHITE RIVER | 10KM NE OF OGLALA | Steel Truss - Thru | -- | 1940 | -- | 67.9 | 170.3 | Poor | 54.0 | 00000000000A154 |
| NBI report | IRR BIA RTE 90 | WHITE RIVER | 1.4KM SOUTH OF BIA RTE 18 | Wood Stringer/Multi-beam or girder | -- | 1940 | -- | 33.1 | 33.1 | Fair | 47.1 | 00000000000A155 |
| NBI report | IRR US018 | STINKING WATER CK | 4.8 NE JCT SD 391 | Concrete Culvert (3 spans) | -- | 1948 | -- | 9.8 | 31.2 | Fair | 96.7 | 000000057430424 |
| NBI report | IRR BIA RTE 49 | ROUTE 27 DRAIN CHANNEL | 0.2 KM E OF RTE 27&28 JCT | Wood Stringer/Multi-beam or girder | -- | 1950 | -- | 20.3 | 20.3 | Fair | 56.5 | 00000000000A133 |
| NBI report | IRR US018 | BLACK TAIL CK | 1.8 E FALL RIVER CO LINE | Steel Stringer/Multi-beam or girder (3 spans) | -- | 1953 | -- | 42.7 | 132.6 | Fair | 86.2 | 000000057026360 |
| NBI report | IRR US018 | SLIM BUTTE CK | 9 E FALL RIVER CO LINE | Steel Stringer/Multi-beam or girder (3 spans) | -- | 1953 | -- | 37.7 | 118.4 | Fair | 97.8 | 000000057096359 |
| NBI report | IRR US018 | WHITE RV | 10 E FALL RIVER CO LINE | Steel Stringer/Multi-beam or girder (4 spans) | -- | 1953 | -- | 37.7 | 157.5 | Fair | 77.9 | 000000057107360 |
| NBI report | IRR US018 | WHITE CLAY CK | 12.7 E FALL RIVER CO | Concrete Slab (5 spans) | -- | 1953 | -- | 23.3 | 117.1 | Fair | 90.3 | 000000057133360 |
| NBI report | IRR BIA RTE 27 | COTTONWOOD CREEK | 8 KM NORTH OF ROCKYFORD | Steel Stringer/Multi-beam or girder (3 spans) | -- | 1965 | -- | 69.9 | 184.1 | Good | 90.7 | 00000000000A021 |
| NBI report | IRR BIA RTE 2 | WHITE RIVER | 4.3 KM NW OF ROCKYFORD | Steel Stringer/Multi-beam or girder (3 spans) | -- | 1973 | -- | 111.9 | 288.1 | Fair | 99.9 | 00000000000A023 |
| NBI report | IRR BIA RTE 41 | WHITE RIVER | 19.3 KM NW OF OGLALA | Steel Stringer/Multi-beam or girder (3 spans) | -- | 1976 | -- | 78.1 | 171.9 | Fair | 85.9 | 00000000000A103 |
| NBI report | IRR BIA RTE 27 | WHITE RIVER | 4 KM N OF ROCKYFORD | Steel Stringer/Multi-beam or girder (2 spans) | -- | 1985 | -- | 99.1 | 200.1 | Fair | 94.4 | 00000000000A112 |
| NBI report | IRR BIA RTE 36 | WHITE CLAY CREEK | 0.3KM E OF OGLALA SCHOOL | Concrete Slab (3 spans) | -- | 2001 | -- | 40.0 | 106.0 | Good | 81.1 | 00000000000A136 |
| NBI report | IRR US018 | STINKING WATER CK | 5.2 NE JCT SD 391 | Concrete Culvert (3 spans) | -- | 2003 | -- | 9.8 | 31.2 | Good | 97.7 | 000000057433421 |
| NBI report | IRR US018 | STINKING WATER CK | 5.3 NE JCT SD 391 | Concrete Culvert (3 spans) | -- | 2003 | -- | 11.5 | 36.1 | Good | 97.7 | 000000057434419 |
| NBI report | IRR US018 | WOLF CK | 0.3 N OF PINE RIDGE | Concrete Culvert (3 spans) | -- | 2006 | -- | 9.8 | 32.8 | Good | 88.9 | 000000057228471 |
| NBI report | IRR BIA RTE 33 | WOUNDED KNEE CREEK | 2.6KM N OF MANDERSOn | Concrete Culvert (2 spans) | -- | 2007 | -- | 12.1 | 24.0 | Good | 84.3 | 00000000000A144 |
| NBI report | IRR BIA RTE 8 | WOUNDED KNEE CREEK | 1.3KM W OF BIA ROUTE 33 | Concrete Culvert (2 spans) | -- | 2007 | -- | 12.1 | 24.0 | Good | 75.8 | 00000000000A145 |
| NBI report | IRR BIA RTE 27 | WOUNDED KNEE CREEK | 0.7KM NE OF RTES 27 & 28 | Concrete Culvert | -- | 2010 | -- | 12.1 | 24.0 | Good | 96.8 | 00000000000A153 |
| NBI report | IRR US018 | WHITE CLAY CK | 11.2 NW OF PINE RIDGE | Concrete Slab (3 spans) | -- | 2011 | -- | 31.2 | 83.3 | Good | 86.8 | 000000057169389 |
| NBI report | IRR US018 | TRIB. TO WHITE CLAY CK | 8.3 NW PINE RIDGE | Concrete Culvert (2 spans) | -- | 2011 | -- | 9.8 | 20.7 | Good | 91.9 | 000000057183411 |
| NBI report | IRR US018 | TRIB. TO WHITE CLAY CK | 7.1 NW PINE RIDGE | Concrete Culvert (2 spans) | -- | 2011 | -- | 11.2 | 22.6 | Good | 91.7 | 000000057193418 |
| NBI report | IRR US018 | CK | 5.8 NW OF PINE RIDGE | Concrete Culvert (2 spans) | -- | 2011 | -- | 11.2 | 22.6 | Good | 88.4 | 000000057204425 |
| NBI report | IRR US018 | WHITE CLAY CK | 5.6 NW OF PINE RIDGE | Prestressed Stringer/Multi-beam or girder | -- | 2011 | -- | 70.2 | 76.1 | Good | 86.8 | 000000057206426 |
| NBI report | IRR US018 | CK | 3.9 N OF PINE RIDGE | Concrete Culvert (3 spans) | -- | 2011 | -- | 9.8 | 32.8 | Good | 88.2 | 000000057216439 |
| NBI report | IRR US018 | CHEYENNE CK | 2.0 N OF PINE RIDGE | Concrete Culvert (2 spans) | -- | 2011 | -- | 13.1 | 26.9 | Good | 87.7 | 000000057223456 |
| NBI report | IRR US018 | CK | 2.3 E OF PINE RIDGE | Concrete Culvert (3 spans) | -- | 2016 | -- | 11.2 | 35.8 | Good | 87.8 | 000000057252473 |
| NBI report | IRR US018 | WOUNDED KNEE CK | 4.8 W JCT SD 391 | Concrete Culvert (2 spans) | -- | 2017 | -- | 12.1 | 24.6 | Good | 96.2 | 000000057353458 |