LaSalle County, Illinois bridges
LaSalle County has 528 bridges and culverts in the National Bridge Inventory, the oldest built in 1900. 75 (14%) are rated poor. The most common type is box beam or girders - multiple (34%).
- Bridges
- 528
- Good
- 38%
- Fair
- 48%
- Poor
- 14%
- 75 bridges
- Average age
- 46.7 yrs
- Posted or closed
- 25
Map of bridges in LaSalle County
Green good, amber fair, red poor. Click a marker for details.Search bridges in LaSalle County
Type at least two characters, or pick a condition or type, to search every bridge in the county.
Condition
Good38%(198)
Fair48%(255)
Poor14%(75)
When they were built
Busiest
- I-80 EB & WB over Clark Run CreekGood29,300 vehicles/day
- Ill 71 and Ill 23 over Il Rv & Acc RDFair22,900 vehicles/day
- I-39 US 51 over Il Rv/Il 351/ Bo RRFair19,400 vehicles/day
- I-39/US 51 over Conveyor Belt/Pvt RDFair19,400 vehicles/day
- I-39 over SE Half Conveyor BFair19,400 vehicles/day
Longest
- Fair
- Il 251 over Il Rv/Water St/RrFair2,292 ft
- Ill 351/FAP619 over Il RiverFair1,774 ft
- Fair
- FAS 268 a over Ill Riv & or 11Good1,667 ft
Oldest
- Ebl of Ill 18 over Vermilion RiverPoorBuilt 1900
- Morris RD (ms 2330 over Gum CRFairBuilt 1908
- FAS268 A/Ch 15 over Mill RaceFairBuilt 1912
- TR 334 over Indian CreekFairBuilt 1916
- MS6240 (indiana Av over Mendota CRPoorBuilt 1916
All bridges in LaSalle County
Busiest first · showing 1–200 of 528| Bridge | Location | Built | Type | Length | Daily traffic | Condition |
|---|---|---|---|---|---|---|
| I-80 EB & WB over Clark Run Creek No. 050024100000000 | 1.8 MI E Jc I 80 178 | 2004 | Frame | 30 ft | 29,300 | Good |
| Ill 71 and Ill 23 over Il Rv & Acc RD No. 050018000000000 | 1 Mile South US 6 | 1981 | Stringer/Multi-beam or Girder | 1,211 ft | 22,900 | Fair |
| I-39 US 51 over Il Rv/Il 351/ Bo RR No. 050019100000000 | 2.82 MI S of I-80 | 1984 | Arch - Thru | 7,121 ft | 19,400 | Fair |
| I-39/US 51 over Conveyor Belt/Pvt RD No. 050019600000000 | 0.43 MI S of US 6 | 1985 | Stringer/Multi-beam or Girder | 43 ft | 19,400 | Fair |
| I-39 over SE Half Conveyor B No. 050200900000000 | 0.05 M S of US 6 | 1961 | Culvert | 29 ft | 19,400 | Fair |
| I-39 US 51 over Stream No. 050202200000000 | 1.52 MI S of Ch 54 | 1989 | Culvert | 30 ft | 19,400 | Good |
| US 51 I-39 over Stream No. 050202300000000 | 4.61 MI N of Ill 18 | 1988 | Culvert | 35 ft | 19,400 | Good |
| US 51 I-39 over Stream No. 050202400000000 | 4.01 MI N of Ill 18 | 1988 | Culvert | 23 ft | 19,400 | Good |
| FAI 39 US 51 over Stream No. 050201200000000 | 1.5 MI S of US 34 | 1978 | Culvert | 23 ft | 18,700 | Fair |
| Ill 23 FAP 68 over Goose CR No. 050201000000000 | 0.7 MI N of US 6 | 1977 | Culvert | 41 ft | 18,300 | Good |
| Il 23/FAP 68 over I 80 No. 050021600000000 | Ill 23 at Ottawa | 1993 | Stringer/Multi-beam or Girder | 203 ft | 16,500 | Fair |
| FAI-80 EB over Pecumsaugan Crk No. 050000700000000 | 5.3 MI E JCT Il 251 | 1961 | Stringer/Multi-beam or Girder | 150 ft | 15,350 | Fair |
| FAI-80 WB over Pecumsaugan Crk No. 050000800000000 | 5.3 MI E of Il 251 | 1961 | Stringer/Multi-beam or Girder | 150 ft | 15,350 | Fair |
| I-80 EB over Little Vermillion Rv No. 050022000000000 | 2.1 MI E JCT Il 251 | 1996 | Stringer/Multi-beam or Girder | 439 ft | 14,200 | Good |
| I-80 WB over Little Vermillion Rv No. 050022100000000 | 2.1MI E IL251 JCT | 1996 | Stringer/Multi-beam or Girder | 443 ft | 14,200 | Good |
| FAI-80 EB over B.N. RR No. 050001100000000 | 2.0 MI E of Ill 23 | 1959 | Stringer/Multi-beam or Girder | 178 ft | 13,700 | Fair |
| FAI-80 WB over B.N. RR No. 050001200000000 | 2.0 MI E of Ill 23 | 1959 | Stringer/Multi-beam or Girder | 178 ft | 13,700 | Fair |
| I-80 WB over Fox River No. 050023100000000 | 2.5 M E of Ill 23 | 1996 | Stringer/Multi-beam or Girder | 677 ft | 13,700 | Fair |
| I-80 EB over Fox River No. 050023200000000 | 2.5 MI E of Il 23 | 1995 | Stringer/Multi-beam or Girder | 677 ft | 13,700 | Fair |
| FAI-80 EB over E 3rd Road (ms 6100A) No. 050000300000000 | 1.1 MI E JCT Il 251 | 1961 | Stringer/Multi-beam or Girder | 45 ft | 12,800 | Good |
| FAI-80 WB over E 3rd Road (ms 6100A) No. 050000400000000 | 1.1 MI E JCT Il 251 | 1961 | Stringer/Multi-beam or Girder | 45 ft | 12,800 | Good |
| I-80 WB over FAU 6081 Lasalle RD No. 050022800000000 | .8 MI E of Il 251JCT | 1996 | Stringer/Multi-beam or Girder | 99 ft | 12,800 | Good |
| I-80 EB over FAU 6081 Lasalle RD No. 050022900000000 | .8 MI E JCT Il 251 | 1996 | Stringer/Multi-beam or Girder | 97 ft | 12,800 | Fair |
| Il 23 & 71 (nb) over Ill Mich Canal No. 050023500000000 | 0.2 MI S US 6 | 1999 | Frame | 22 ft | 10,800 | Good |
| US 6 FAP 623 over Fox River No. 050003300000000 | 0.68 MI E of Ill 23 | 1928 | Stringer/Multi-beam or Girder | 378 ft | 10,700 | Poor |
| Il 23/IL 71 (sb) over Ill Mich Canal No. 050023400000000 | 0.2 MI S US 6 | 1999 | Frame | 22 ft | 10,400 | Good |
| US 6/FAU 6088/FAP6 over Ill 251 FAP 46 No. 050002700000000 | JCT US 6 & Ill 251 | 1960 | Stringer/Multi-beam or Girder | 149 ft | 10,250 | Fair |
| Ill 23SBL Lasalle over Parking Lot Entrance No. 050018200000000 | Down Town Ottawa | 1982 | Slab | 87 ft | 10,100 | Fair |
| Il 251 over Il Rv/Water St/Rr No. 050007900000000 | 0.1 MI S of US 6 | 1958 | Truss - Thru | 2,292 ft | 9,700 | Fair |
| I-39/US 51 SB over Bailey Creek No. 050020500000000 | 0.49 MI S of Ch 54 | 1989 | Stringer/Multi-beam or Girder | 95 ft | 9,700 | Fair |
| I-39/US 51 NB over Bailey Creek No. 050020600000000 | 0.49 MI S of Ch 54 | 1989 | Stringer/Multi-beam or Girder | 95 ft | 9,700 | Fair |
| I-39/US 51 SB over Norfolk & Southern RR No. 050021000000000 | 1.48 MI N of Ill 18 | 1988 | Stringer/Multi-beam or Girder | 138 ft | 9,700 | Fair |
| I-39/US 51 NB over Norfolk & Southern RR No. 050021100000000 | 1.48 MI N of Ill 18 | 1988 | Stringer/Multi-beam or Girder | 138 ft | 9,700 | Fair |
| I-39/US 51 SB over Sandy Creek No. 050021200000000 | 1.23 MI N of Ill 18 | 1988 | Stringer/Multi-beam or Girder | 152 ft | 9,700 | Fair |
| I-39/US 51 NB over Sandy Creek No. 050021300000000 | 1.22 MI N of Ill 18 | 1988 | Stringer/Multi-beam or Girder | 152 ft | 9,700 | Fair |
| I-39 Sb/Us 51SB over C & NW RR No. 050016700000000 | 0.21 MI N of US 52 | 1977 | Stringer/Multi-beam or Girder | 176 ft | 9,350 | Poor |
| I-39 Nb/Us 51 NB over C & NW RR No. 050016800000000 | 0.2 MI N of US 52 | 1977 | Stringer/Multi-beam or Girder | 176 ft | 9,350 | Fair |
| I-39 Sb/Us 51 SB over Little Vermilion R. No. 050016900000000 | 1.3 MI N.Of US 52 | 1979 | Stringer/Multi-beam or Girder | 143 ft | 9,350 | Fair |
| I-39 Nb/Us 51 NB over Little Vermilion R. No. 050017000000000 | 1.3 MI N of US 52 | 1979 | Stringer/Multi-beam or Girder | 143 ft | 9,350 | Fair |
| I-39 Sb/Us 51 SB over Tomahawk Creek No. 050017300000000 | 3.5 MI N of I-80 | 1979 | Stringer/Multi-beam or Girder | 136 ft | 9,300 | Fair |
| I-39 Nb/Us 51 NB over Tomahawk Creek No. 050017400000000 | 3.5 MI N of I-80 | 1979 | Stringer/Multi-beam or Girder | 135 ft | 9,300 | Fair |
| I-39NB/US 51NB over I-80 No. 050017700000000 | 2.55 MI W of FAS 256 | 1979 | Stringer/Multi-beam or Girder | 255 ft | 9,300 | Fair |
| I-39 Sb/Us 51SB over I-80 No. 050017800000000 | 2.56 MI W of FAS 256 | 1979 | Stringer/Multi-beam or Girder | 255 ft | 9,300 | Fair |
| US 6 FAP 623 over Little Vermilion R No. 050009400000000 | 2.15 MI E of Il 251 | 1966 | Stringer/Multi-beam or Girder | 292 ft | 9,050 | Fair |
| US 6 FAP 623 over I-39/US 51 No. 050019500000000 | 1.3 MI E of Ill 351 | 1986 | Stringer/Multi-beam or Girder | 407 ft | 9,050 | Fair |
| US 6 over NW Half Conveyor B No. 050206000000000 | 2.69 M E of Il 351 | 1985 | Culvert | 34 ft | 9,050 | Good |
| I-39 Sb/Us 51SB over B & N RR No. 050016300000000 | 0.75 MI N of US 34 | 1977 | Stringer/Multi-beam or Girder | 169 ft | 8,200 | Fair |
| I-39 Nb/Us 51 NB over B & N RR No. 050016400000000 | 0.76 MI N of US 34 | 1977 | Stringer/Multi-beam or Girder | 169 ft | 8,200 | Fair |
| Il 23 NB in Streat over Inter Stream No. 050005100000000 | 14.30 MI S of Ill 71 | 1965 | Slab | 40 ft | 8,000 | Fair |
| Il 23 SB in Streat over Prairie Creek No. 050005000000000 | 14.30 MI S of Ill 71 | 1965 | Slab | 23 ft | 7,700 | Good |
| Il 71 over Inter Stream No. 050023600000000 | .27 Mile N US 6 | 1999 | Frame | 35 ft | 7,400 | Good |
| US 6 over Pecumsagan CR No. 050011500000000 | 5.0 MI E of Ill 251 | 1954 | Slab | 52 ft | 7,150 | Fair |
| Ill 251 (sb) over I 80 No. 050007700000000 | Jc Ill 251 & I-80 | 1961 | Stringer/Multi-beam or Girder | 208 ft | 6,550 | Poor |
| Ill 251 (nb) over I 80 No. 050007800000000 | JCT Il 251 & I-80 | 1961 | Stringer/Multi-beam or Girder | 208 ft | 6,550 | Fair |
| Il 23 FAP 68 (nb/S over Otter CR No. 050016000000000 | 2.8 MI N. of Ill 18 | 1974 | Stringer/Multi-beam or Girder | 130 ft | 6,300 | Fair |
| Il 71 FAP 311 over I-80 No. 050021700000000 | Junction Il 71 | 1995 | Stringer/Multi-beam or Girder | 236 ft | 6,000 | Fair |
| FAS268 A/Ch 15 over Ill & Mich Canal No. 050690400000000 | CHI5 over I&m Canal | 1939 | Slab | 24 ft | 5,800 | Fair |
| Plank Rd/Fau 6097 over I-80 No. 050024900000000 | 1.4 MI W of Il 251 | 2011 | Stringer/Multi-beam or Girder | 227 ft | 5,750 | Good |
| US 6 over Clark Run Creek No. 050201600000000 | 0.71 MI E of Ill 178 | 1984 | Culvert | 29 ft | 5,700 | Good |
| FAU 6093 Walnut ST over I-39/US 51 No. 050019900000000 | .78 MI W /Il 71/351 | 1985 | Stringer/Multi-beam or Girder | 237 ft | 5,600 | Fair |
| Ill 71/FAP 311 over Stream No. 050201900000000 | 2.88 MI NE of FAI 80 | 1942 | Culvert | 29 ft | 5,600 | Fair |
| Il 71 FAP 311 over Interm. Stream No. 050204300000000 | 2.57 MI N of I-80 | 2008 | Culvert | 39 ft | 5,600 | Good |
| Ill 23 FAP 68 over Covel Creek No. 050004700000000 | 3.35 MI S of Ill 71 | 1953 | Stringer/Multi-beam or Girder | 172 ft | 5,550 | Poor |
| Ill 23 FAP 68 over Covel Creek No. 050004800000000 | 4.95 MI S of Ill 71 | 1960 | Slab | 102 ft | 5,550 | Poor |
| Ill 170 over Ill Mich Canal No. 050006900000000 | 0.42 MI S of US 6 | 1940 | Slab | 24 ft | 5,550 | Poor |
| Ill 351 FAP 619 over I & M Canal Buzzi RR No. 050001700000000 | 0.20 MI S of US 6 | 1953 | Stringer/Multi-beam or Girder | 662 ft | 5,250 | Good |
| Ill 71 over Brumbach Creek No. 050006600000000 | 6.78 MI N of US 6 | 1941 | Stringer/Multi-beam or Girder | 126 ft | 5,250 | Fair |
| Ill 351 St. Vincen over FAI 80 No. 050023000000000 | 1.6 MI E Jc Ill 251 | 2005 | Stringer/Multi-beam or Girder | 245 ft | 5,250 | Good |
| Ill 351/FAP619 over Il River No. 050023700000000 | 1.0 Mi. S of US 6 | 2003 | Stringer/Multi-beam or Girder | 1,774 ft | 5,250 | Fair |
| US 34 FAP 587 over Little Vermilion No. 050025700000000 | 2.2 MI E of Il 251 | 2018 | Stringer/Multi-beam or Girder | 81 ft | 5,250 | Good |
| Ill 71 over Stream No. 050201300000000 | 1.8 MI S of US 52 | 1942 | Culvert | 41 ft | 5,250 | Fair |
| Ill 71 over Stream No. 050201400000000 | 2.93 MI SW of US 52 | 1942 | Culvert | 32 ft | 5,250 | Fair |
| Il 71 FAP 311 over Mission Creek No. 050204700000000 | 1.65 MI N of US 52 | 2010 | Culvert | 56 ft | 5,100 | Good |
| Il 71 FAP 311 over Creek & Cattle Xing No. 050204800000000 | 0.32 MI N. of US 52 | 2010 | Culvert | 22 ft | 5,100 | Good |
| Il 170 FAP 786 over Il River & River RD No. 050024600000000 | S of US Rt 6 | 2009 | Stringer/Multi-beam or Girder | 1,704 ft | 4,750 | Fair |
| CO RD 15 over Walbridge Creek No. 050340000000000 | E 24th N 2885 | 1971 | Channel Beam | 34 ft | 4,700 | Poor |
| Il 71 FAP 311 over Mission Creek No. 050205000000000 | 0.5 MI S of US 52 | 2010 | Culvert | 27 ft | 4,600 | Good |
| Il 71 (fap 311) over Trib to Fox River No. 050265100000000 | 1.4 MI SW of US 52 | 2014 | Culvert | 23 ft | 4,600 | Good |
| Marseilles RD/FAS2 over I-80 No. 050024500000000 | 3.8 MI E of Il 71 | 2009 | Stringer/Multi-beam or Girder | 193 ft | 4,500 | Fair |
| Ill 351 FAP 619 over Lone Star Cement RR No. 050001900000000 | 2.0 MI S of US 6 | 1939 | Stringer/Multi-beam or Girder | 177 ft | 4,250 | Fair |
| Ill 18 WB over Vermilion River No. 050020200000000 | 0.10 MI W of Ill 23 | 1988 | Stringer/Multi-beam or Girder | 400 ft | 4,200 | Fair |
| Ill 178 over Clark Run No. 050017900000000 | 1.11 MI S of US 6 | 1976 | Stringer/Multi-beam or Girder | 35 ft | 4,150 | Fair |
| US 34 /Fap 68 over Little Indian Creek No. 050004100000000 | 3.6 MI Ne/Ill 23 (s) | 1952 | Tee Beam | 153 ft | 4,100 | Poor |
| US 6 over Intermittent Stream No. 050010900000000 | 2.86 MI E of Ill 71 | 1958 | Slab | 58 ft | 4,050 | Fair |
| US 6 over Milliken CR No. 050205800000000 | 1.73 MI E of Ill 71 | 2016 | Culvert | 40 ft | 4,050 | Good |
| US 6 W of Marseill over Long Creek No. 050011000000000 | 4.51 MI E of Ill 71 | 1958 | Slab | 30 ft | 3,850 | Fair |
| US Rt 6 over Walbridge Creek No. 050200000000000 | 3.63 MI E of Ill 71 | 1958 | Culvert | 29 ft | 3,850 | Fair |
| Il 178 over I & M Canal No. 050025000000000 | 1.47 M S of US 6 | 2012 | Stringer/Multi-beam or Girder | 45 ft | 3,600 | Good |
| Il 178 FAS 1279 over Clark Run No. 050023800000000 | 0.92 MI S of US 6 | 2007 | Frame | 34 ft | 3,550 | Good |
| Ill 18 over Eagle CR No. 050200600000000 | 1.70 Mi.W.Of Ill 23 | 1972 | Culvert | 26 ft | 3,550 | Fair |
| E Main Street over Fox River No. 050740000000000 | 400FT E of Ill 23 NB | 1922 | Stringer/Multi-beam or Girder | 235 ft | 3,550 | Fair |
| FAS 268 a over Ill Riv & or 11 No. 050021900000000 | .41 M S of US 6 | 1999 | Stringer/Multi-beam or Girder | 1,667 ft | 3,450 | Good |
| FAS268 A/Ch 15 over Mill Race No. 050690200000000 | Ch 15/S Mill Race | 1937 | Box Beam or Girders - Multiple | 76 ft | 3,450 | Good |
| FAS268 A/Ch 15 over Mill Race No. 050690300000000 | Ch 15 N Mill Race | 1912 | Box Beam or Girders - Multiple | 81 ft | 3,450 | Fair |
| Ill 351 FAP 619 over Lone Star Cement RR No. 050021800000000 | 2.55 MI S of US 6 | 1995 | Stringer/Multi-beam or Girder | 145 ft | 3,400 | Fair |
| Il 23 FAP 68 over Buck Creek No. 050025500000000 | 3.0 MI S of US 52 | 2012 | Stringer/Multi-beam or Girder | 140 ft | 3,350 | Fair |
| Ill 23 FAP 68 over Buck Creek No. 050200100000000 | 2.36 MI S of US 52 | 1970 | Culvert | 27 ft | 3,350 | Fair |
| Bazore ST (fau 614 over Prairie Creek No. 050802600000000 | 1/2 Blk E of Walnut | 2013 | Frame | 51 ft | 3,300 | Good |
| Ebl of Ill 18 over Vermilion River No. 050800000000000 | 2 Blks. W of Ill 23 | 1900 | Stringer/Multi-beam or Girder | 237 ft | 3,250 | Poor |
| Il 178/FAU 6120 over I-80 No. 050024800000000 | N of US 6 Utica | 2011 | Stringer/Multi-beam or Girder | 193 ft | 3,200 | Good |
| Ill 178 over Illinois River No. 050025600000000 | 2.2 MI S of US 6 | 2020 | Stringer/Multi-beam or Girder | 1,159 ft | 3,200 | Fair |
| FAU6046 Champlain over Goose Creek No. 050009000000000 | 0.20 MI N of US 6 | 1933 | Stringer/Multi-beam or Girder | 26 ft | 3,150 | Fair |
| Ill 18 over Drainage Ditch No. 050203300000000 | 3.03 MI E of Ill 89 | 1999 | Culvert | 26 ft | 3,050 | Good |
| US 6 over N. Kickapoo CR No. 050018500000000 | 8.39 MI E of Ill 71 | 1980 | Box Beam or Girders - Multiple | 88 ft | 2,850 | Poor |
| US 6 / FAP 623 over Creek No. 050205400000000 | 1.91 MI W of Il 170 | 2013 | Culvert | 25 ft | 2,850 | Good |
| Il 178 FAS 1279 over Creek No. 050204000000000 | 2.25 MI S of Il 71 | 2007 | Culvert | 29 ft | 2,750 | Good |
| Il 178 FAS 1279 over Stream No. 050204100000000 | 0.60 MI S of Il 71 | 2007 | Culvert | 24 ft | 2,750 | Good |
| Ill 18 FAP 653 over I-39/US 51 No. 050021500000000 | 0.48 MI W of Il 251 | 1988 | Stringer/Multi-beam or Girder | 230 ft | 2,650 | Fair |
| US 6 over Gum Creek No. 050011700000000 | 6.08 MI E of Ill 71 | 1926 | Slab | 28 ft | 2,450 | Fair |
| US 6 over Trib of I & M Canal No. 050018400000000 | 6.47 MI E of Ill 71 | 1980 | Slab | 24 ft | 2,450 | Fair |
| Il 23/US 52 over Crooked Leg Creek No. 050024000000000 | 0.27M E of IL23/US52 | 2010 | Stringer/Multi-beam or Girder | 114 ft | 2,300 | Good |
| Ill 71 at Cedar Pt over Cedar Creek No. 050012400000000 | 2.95 MI W of US 51 | 1929 | Stringer/Multi-beam or Girder | 27 ft | 2,250 | Poor |
| Il 71 over Vermilion River No. 050024200000000 | 3.2 MI W of Il 178 | 2006 | Stringer/Multi-beam or Girder | 355 ft | 2,200 | Fair |
| CO RD 16 over Cedar Creek No. 050500100000000 | N 2451 E 175 | 1973 | Culvert | 43 ft | 2,150 | Good |
| FAU6046 E18th RD over FAI 80 No. 050008900000000 | 1.0 MI E of Ill 23 | 1959 | Stringer/Multi-beam or Girder | 212 ft | 2,100 | Fair |
| US 34 FAP 587 over Indian Creek No. 050004000000000 | 12.88 MI E of Il 251 | 1952 | Tee Beam | 263 ft | 2,000 | Poor |
| Broadway St. over BNSF RR & Il Street No. 050802300000000 | 0.3 Mi.E.Of Ill 23 | 2008 | Stringer/Multi-beam or Girder | 386 ft | 2,000 | Good |
| US 34 FAP 587 over Stream No. 050205200000000 | 4.8 MI W of I-39 | 2009 | Culvert | 33 ft | 1,900 | Good |
| US 52 over Fox River No. 050005800000000 | 2.10 MI W of Ill 71 | 1931 | Other | 459 ft | 1,850 | Poor |
| US 52 over Mission Creek No. 050005900000000 | 0.3 MI W of Ill 71 | 1930 | Slab | 26 ft | 1,850 | Poor |
| US 34 FAP 587 over I-39/US 51 No. 050016500000000 | Intchg US 34 & 1-39 | 1977 | Stringer/Multi-beam or Girder | 214 ft | 1,850 | Fair |
| US 34 FAP 587 over Vermillion Creek No. 050201100000000 | 0.29 E of US51/I39 | 1977 | Culvert | 24 ft | 1,850 | Good |
| US 52 FAP 607 over Unknown Stream No. 050203700000000 | 1.8 MI W of Il 71 | 1931 | Culvert | 36 ft | 1,850 | Fair |
| FAU6121 & I-39 SB over Conveyor Belt No. 050201700000000 | .25 MI N of US 6 | 1985 | Culvert | 38 ft | 1,825 | Good |
| US 34 FAP 587 over Sutphens Run No. 050019000000000 | 8.71 MI E of Ill 251 | 1984 | Stringer/Multi-beam or Girder | 119 ft | 1,800 | Fair |
| FAS258 CH2 over Indian Creek No. 050301100000000 | E 2075 N 3510 | 1959 | Stringer/Multi-beam or Girder | 301 ft | 1,750 | Fair |
| FAS 259 over Fox River No. 050356200000000 | E2603 N4125 | 2008 | Stringer/Multi-beam or Girder | 554 ft | 1,750 | Good |
| Sheridan Road over Mission Creek No. 050009100000000 | 0.7 MI N of US 52 | 1930 | Stringer/Multi-beam or Girder | 56 ft | 1,700 | Good |
| Ill 23 FAP 68 over Indian CR No. 050015900000000 | 2.63 MI N of US 52 | 1972 | Stringer/Multi-beam or Girder | 153 ft | 1,700 | Fair |
| Il 71 FAP 627 over Creek@hennepin Canyn No. 050023900000000 | 3.18 Mi. E of Il 178 | 2007 | Stringer/Multi-beam or Girder | 73 ft | 1,700 | Good |
| Il 71 over Intermit Stream No. 050024300000000 | 5.90 MI E of Il 178 | 2007 | Slab | 83 ft | 1,700 | Good |
| Il 71/FAP 627 over Salt Wells CR No. 050024400000000 | 4.3 MI E of Il 178 | 2006 | Stringer/Multi-beam or Girder | 80 ft | 1,700 | Good |
| Ill 251 over Bailey Creek No. 050203400000000 | 3.63 MI S of Ill 71 | 1999 | Culvert | 30 ft | 1,700 | Good |
| Ill 251 over Bailey Creek No. 050203500000000 | 4.0 MI S of Ill 71 | 1999 | Culvert | 40 ft | 1,700 | Good |
| Ill 251 over Bailey Creek No. 050203600000000 | 4.4 MI S of Ill 71 | 1999 | Culvert | 33 ft | 1,700 | Good |
| TR 503 over Otter Creek No. 050323200000000 | N 16th E 2430 | 1935 | Box Beam or Girders - Multiple | 27 ft | 1,700 | Good |
| TR 503 over Otter Creek No. 050352500000000 | N 16th RD E 2110 | 1988 | Box Beam or Girders - Multiple | 51 ft | 1,700 | Fair |
| Ill 178 over Vermilion River No. 050009600000000 | 3.7 MI S of Ill 71 | 1934 | Other | 392 ft | 1,650 | Fair |
| Ill 71 over Covel CR No. 050018800000000 | 7.38 MI E of Ill 178 | 1981 | Stringer/Multi-beam or Girder | 192 ft | 1,650 | Fair |
| Sheridan Road over Mission Creek No. 050009200000000 | 0.6 MI N of US 52 | 1930 | Stringer/Multi-beam or Girder | 56 ft | 1,600 | Fair |
| US 34 FAP 587 over Sutphens Run No. 050026200000000 | 8.3 MI E of I-39 | 2023 | Stringer/Multi-beam or Girder | 135 ft | 1,600 | Good |
| US 52 over Mission Creek No. 050205900000000 | 2.12 M E of Il 71 | 2017 | Culvert | 24 ft | 1,600 | Good |
| Seneca ST#2300 over Stream No. 050305000000000 | N 2553 E 2890 | 1965 | Box Beam or Girders - Multiple | 48 ft | 1,600 | Poor |
| Ch 23 Ext over Ill Central RR No. 050730100000000 | Walnut ST over Ic RR | 1942 | Box Beam or Girders - Multiple | 112 ft | 1,600 | Poor |
| FAS1277/COMMERCIAL over Long Creek No. 050695100000000 | Commercial ST W/Main | 1997 | Channel Beam | 30 ft | 1,550 | Good |
| US 52 FAP 607 over Indian Creek No. 050020100000000 | 2.12 MI E of Ill 23 | 1988 | Stringer/Multi-beam or Girder | 398 ft | 1,500 | Good |
| US 52 over Tomahawk Creek No. 050203000000000 | 5.84 MI E Ill 251 | 1997 | Culvert | 40 ft | 1,500 | Good |
| Otter Creek over N Trib. of Coal Run No. 050801900000000 | 2 300 S. of RT.18 | 2012 | Culvert | 22 ft | 1,500 | Good |
| Old US 34 Sbi 18 over Indian Creek No. 050023300000000 | In Earlville | 1996 | Stringer/Multi-beam or Girder | 96 ft | 1,400 | Good |
| Il 170 over BNSF Railroad No. 050025800000000 | 4.7 M N of Il 17 | 2019 | Stringer/Multi-beam or Girder | 200 ft | 1,400 | Good |
| US 52 over Tomahawk Creek No. 050203100000000 | 6.98 MI E of Ill 251 | 1997 | Culvert | 26 ft | 1,400 | Good |
| Or 2500 Utica Shor over Clark Run No. 050344200000000 | N 2853 E 790 | 1976 | Box Beam or Girders - Multiple | 33 ft | 1,400 | Poor |
| US 52 over I-39/US 51 No. 050017100000000 | Troy Grove | 1977 | Stringer/Multi-beam or Girder | 211 ft | 1,350 | Fair |
| US 52 over Little Vermillion River No. 050025900000000 | 3.10 M. E. of Il 251 | 2019 | Stringer/Multi-beam or Girder | 134 ft | 1,350 | Good |
| FAS259 CH3 over Stream No. 050501700000000 | E 2653 N 3725 | 1973 | Culvert | 28 ft | 1,350 | Fair |
| Ch 44 over Long Point Creek No. 050019300000000 | 4.10 MI S of Ill 17 | 1984 | Box Beam or Girders - Multiple | 78 ft | 1,300 | Fair |
| Il 71/FAP 619 over Unnamed Trib.Verm Rv No. 050204500000000 | 0.40 MI NE Il 251 | 2011 | Culvert | 27 ft | 1,300 | Good |
| CO RD 55 over Person Creek No. 050304700000000 | N 2653 E 2325 | 1934 | Slab | 30 ft | 1,300 | Fair |
| Ch 51 over Walbridge Creek No. 050361500000000 | 1.5 MI W of Ch 15 | 2013 | Frame | 38 ft | 1,300 | Good |
| US 52 over Buck Creek No. 050203200000000 | 12.22 MI E of Il 251 | 1997 | Culvert | 38 ft | 1,200 | Fair |
| Il 170 FAP 786 over Hog Run No. 050205500000000 | 5.93 MI S of US 6 | 2014 | Culvert | 24 ft | 1,200 | Good |
| Il 170 FAP 786 over Unnamed Creek No. 050205600000000 | 6.98 MI S of US 6 | 2014 | Culvert | 23 ft | 1,200 | Good |
| Il 170 FAP 786 over Waupecan Creek No. 050205700000000 | 8.43 MI S of US 6 | 2014 | Culvert | 32 ft | 1,200 | Good |
| FAS 261 Ch 34 over Creek No. 050352600000000 | N 27th RD E 1350 | 1989 | Culvert | 26 ft | 1,200 | Good |
| Ch 25/FAS 271 over FAI 80 No. 050010500000000 | 4.5 MI E Marseil. RD | 1960 | Stringer/Multi-beam or Girder | 196 ft | 1,150 | Poor |
| Ch 64 over Vermilion River No. 050344400000000 | N 15th E 1550 | 1976 | Stringer/Multi-beam or Girder | 308 ft | 1,150 | Fair |
| CO RD 32 over Roods Creek No. 050358400000000 | N 41st E 2925 | 2008 | Box Beam or Girders - Multiple | 82 ft | 1,150 | Good |
| CO RD 5 over Wolf Creek No. 050359700000000 | N 17th E 1925 | 2020 | Stringer/Multi-beam or Girder | 77 ft | 1,150 | Good |
| FAS 271(CH25) over Br Nettle Creek No. 050359800000000 | E 29th N 3125 | 2011 | Stringer/Multi-beam or Girder | 62 ft | 1,150 | Good |
| CO RD 5 over Br Wolf Creek No. 050500700000000 | 1875 N 17th | 1940 | Culvert | 23 ft | 1,150 | Fair |
| FAS270 CH19 over Little Vermilion No. 050302900000000 | N 4250 E 325 | 1950 | Stringer/Multi-beam or Girder | 47 ft | 1,100 | Fair |
| CO RD 32 over Fox River No. 050304200000000 | N 41st E 2475 | 1972 | Stringer/Multi-beam or Girder | 286 ft | 1,100 | Fair |
| Ch 29 FAU 6141 over Egg Bag Creek No. 050359300000000 | 1380 E 15th | 2010 | Stringer/Multi-beam or Girder | 87 ft | 1,100 | Good |
| FAS 270 Ch 19 over First Creek No. 050359900000000 | N 4250 E 315 | 2014 | Culvert | 40 ft | 1,100 | Good |
| Ch 6 N21st over Covel Creek No. 050361300000000 | 3 Mi. E. of Gr Ridge | 2015 | Stringer/Multi-beam or Girder | 66 ft | 1,100 | Good |
| Ch 6 N21st RD over Covel Creek No. 050361400000000 | N 21st E 1920 | 2015 | Stringer/Multi-beam or Girder | 57 ft | 1,100 | Good |
| FAU-6011 (1st Ave. over First Creek No. 050701600000000 | 1st Ave & 9th St. | 2018 | Culvert | 35 ft | 1,100 | Good |
| FAS 1273/CH 36 over Deadly Run No. 050347100000000 | N2550 RD E2950 | 1980 | Box Beam or Girders - Multiple | 47 ft | 1,050 | Fair |
| FAU 6087 Seventh S over Ill 251 No. 050014000000000 | 0.2 MI N of US 6 | 1961 | Stringer/Multi-beam or Girder | 115 ft | 1,000 | Fair |
| FAS261 CH34 over Stream No. 050301700000000 | N 27th E 950 | 1961 | Box Beam or Girders - Multiple | 32 ft | 1,000 | Poor |
| FAS 2255 over Fox River No. 050354000000000 | +/-2MIL E ILL23 | 1996 | Stringer/Multi-beam or Girder | 799 ft | 1,000 | Good |
| FAI 39 RMP#15.90 over Conveyor Belt/Pvt RD No. 050201800000000 | 600 Ft S of US 6 | 1985 | Culvert | 48 ft | 950 | Good |
| FAS268 B/CH15 over Covel Creek No. 050302300000000 | E 22nd N 2215 | 1955 | Slab | 54 ft | 950 | Fair |
| FAS 174N/CH 41 over Sutphens Run No. 050344600000000 | E 1351 N 4500 | 1977 | Box Beam or Girders - Multiple | 51 ft | 950 | Fair |
| CO HWY 43 over Pecumsagancreek No. 050345700000000 | 3 MI N of Utica Ill | 1979 | Box Beam or Girders - Multiple | 60 ft | 950 | Good |
| FAS 272 over Hog Run No. 050357000000000 | N21 E 2915 | 2001 | Box Beam or Girders - Multiple | 46 ft | 950 | Fair |
| TR 35A over Somonauk Creek No. 050358000000000 | N 46th E 2597 | 2005 | Stringer/Multi-beam or Girder | 137 ft | 950 | Good |
| Ch 15 FAS 268 over Covel Creek No. 050361000000000 | E 22nd N 2015 | 2014 | Stringer/Multi-beam or Girder | 70 ft | 950 | Good |
| Ch 15 over Wolf Creek No. 050361100000000 | E 22nd N 1830 | 2014 | Stringer/Multi-beam or Girder | 49 ft | 950 | Good |
| Il 17 FAP 649 over Sandy Creek No. 050202900000000 | 2MI E of Wennona | 1995 | Culvert | 26 ft | 900 | Good |
| Il 17 FAP 649 over S Br Moon Creek No. 050204400000000 | 0.8 MI E/Old Il 179 | 2009 | Culvert | 39 ft | 900 | Good |
| FAS268 B/CH15 over Person Creek No. 050302200000000 | E 22nd N 2600 | 1955 | Slab | 31 ft | 900 | Good |
| Ch 43 E 8th RD over Tomahawk Creek No. 050346600000000 | E 8th N3690 | 1980 | Box Beam or Girders - Multiple | 48 ft | 900 | Good |
| Ch. 23 over Vermillion River No. 050361700000000 | E 651 N 2525 | 2017 | Stringer/Multi-beam or Girder | 399 ft | 900 | Good |
| Ill 71 FAP 619 over I-39/US 51 No. 050020300000000 | 0.46 MI W of Il 251 | 1988 | Stringer/Multi-beam or Girder | 242 ft | 875 | Fair |
| Ch 52 over Little Indian Creek No. 050354200000000 | E. 1950 TH N 4775 | 1992 | Channel Beam | 80 ft | 850 | Poor |
| TR-107A over Somonauk Creek No. 050361800000000 | N 42nd E 2520 | 2018 | Stringer/Multi-beam or Girder | 120 ft | 850 | Good |
| TR 52 E 3rd over Little Vermilion No. 050346700000000 | E 3rd N 4100 | 1980 | Box Beam or Girders - Multiple | 68 ft | 825 | Good |
| Twp RD TR 284 over FAI 80 No. 050013000000000 | 8.1 MI E of Ill 178 | 1961 | Stringer/Multi-beam or Girder | 221 ft | 800 | Fair |
| FAS2258 CH21 over Fox River No. 050305900000000 | E 2153 N 3440 | 1960 | Stringer/Multi-beam or Girder | 326 ft | 800 | Good |
Structure types in LaSalle County
| Box Beam or Girders - Multiple | 180 | 34.1% |
| Stringer/Multi-beam or Girder | 145 | 27.5% |
| Culvert | 80 | 15.2% |
| Channel Beam | 67 | 12.7% |
| Slab | 33 | 6.3% |
| Frame | 12 | 2.3% |
| Tee Beam | 3 | 0.6% |
| Truss - Thru | 2 | 0.4% |
| Other | 2 | 0.4% |
| Box Beam or Girders - Single or Spread | 2 | 0.4% |
| Arch - Thru | 1 | 0.2% |
| Truss - Deck | 1 | 0.2% |
Other counties in Illinois
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