Bridges of Willow Springs, Illinois
| Carries | Crosses | Location | Design | Status | Year Built | Year Recon | Span Length | Total Length | SR | SD/FO | ID |
| NBI report | 91ST ST | FLAG CREEK | 0.3 M E DUPAGE P10 | Concrete Slab (2 spans) | -- | 1932 | 1981 | 32.2 | 66.9 | 99.6 | -- | 000016306504496 |
| NBI report | I-294 SB | US 12,20-45 | 0.6 M NW ILL 171 P10 | Steel Stringer/Multi-beam or girder (2 spans) | -- | 1958 | -- | 99.1 | 188.0 | 61.5 | FO | 000016982303933 |
| NBI report | I-294 NB | US 12,20-45 | 0.6 M NW ILL 171 P10 | Steel Stringer/Multi-beam or girder (2 spans) | -- | 1958 | -- | 99.1 | 188.0 | 61.5 | FO | 000016982203932 |
| NBI report | IL 171 & 79 ST EB | US 12,20,45 MANNHEIM | 0.1 M SW US 45 | Steel Stringer/Multi-beam or girder (3 spans) | -- | 1959 | 1998 | 66.9 | 197.8 | 65.0 | FO | 000016051804192 |
| NBI report | GERMAN CHURCH RD | FLAG CREEK | 0.03 M W WOLF P10 | Prestressed Box beam or girders - Multiple | -- | 1963 | -- | 47.9 | 120.1 | 79.3 | FO | 000016306404495 |
| NBI report | WILLOW SPRINGS RD | S&S&I&MCANALS,DPL RV | 0.1 M N IL 171 | Steel Stringer/Multi-beam or girder (9 spans) | -- | 1976 | -- | 230.7 | 1529.9 | 59.9 | SD | 000016054025224 |
| NBI report | US 12,20,45 NB | S&S & IM CNLS&ICG RR | 0.9 M S I-55 | Steel Stringer/Multi-beam or girder (13 spans) | -- | 1976 | 1995 | 180.1 | 1344.2 | 85.0 | -- | 000016246824325 |
| NBI report | US 12,20,45 SB | RR - CN & CANALS | 0.9 M S I-55 | Steel Stringer/Multi-beam or girder (13 spans) | -- | 1980 | -- | 290.0 | 1341.9 | 68.0 | -- | 000016240604723 |
| NBI report | AT&SF RR | WILLOW SPRINGS RD | .5 N OF IL 171 | Other | -- | 1992 | -- | 120.1 | 192.9 | 0.0 | -- | 000016992430091 |
| NBI report | WILLOW SPRINGS RD | I & M CANAL - OLD | 2.1 M S I-55 | Prestressed Stringer/Multi-beam or girder | -- | 1996 | -- | 103.0 | 105.6 | 81.0 | FO | 000016264630843 |
| NBI report | IL 171 (ARCHER AVE | US 12,20,45 LAGRANGE | 0.5 M SW I-294 | Steel Stringer/Multi-beam or girder (2 spans) | -- | 2003 | -- | 107.9 | 219.2 | 96.0 | -- | 000016275633148 |