Rock County, Wisconsin bridges
Rock County has 304 bridges and culverts in the National Bridge Inventory, the oldest built in 1887. 13 (4%) are rated poor. The most common type is stringer/multi-beam or girder (51%).
- Bridges
- 304
- Good
- 55%
- Fair
- 40%
- Poor
- 4%
- 13 bridges
- Average age
- 31 yrs
- Posted or closed
- 8
Map of bridges in Rock County
Green good, amber fair, red poor. Click a marker for details.Search bridges in Rock County
Type at least two characters, or pick a condition or type, to search every bridge in the county.
Condition
Good55%(168)
Fair40%(123)
Poor4%(13)
When they were built
Busiest
- IH 39 /Ih 90 over Br Rock RiverGood57,700 vehicles/day
- IH 39 SB / IH 90 E over Spring Brook / Spring BrGood38,500 vehicles/day
- IH 39 NB / IH 90 W over Spring Brook / Spring BrGood38,500 vehicles/day
- IH 39 SB / IH 90 E over Cth OGood32,550 vehicles/day
- IH 39 NB/90 WB over Cth O/ East Delavan RoadGood32,550 vehicles/day
Longest
- Good
- Cth Q Newark RD over Rock RiverFair1,045 ft
- Good
- Fair
- Fair
Oldest
- Lrd Lathers RD over Turtle CreekPoorBuilt 1887
- Lrd Cleophas RD over Raccoon CreekPoorBuilt 1918
- Poor
- Lrd Palmer DR over Spring BrookFairBuilt 1935
- Ush 51 over Rock RiverFairBuilt 1938
All bridges in Rock County
Busiest first · showing 1–200 of 304| Bridge | Location | Built | Type | Length | Daily traffic | Condition |
|---|---|---|---|---|---|---|
| IH 39 /Ih 90 over Br Rock River No. B53032000000000 | 1.1M S JCT Sth 11 | 2018 | Culvert | 29 ft | 57,700 | Good |
| IH 39 SB / IH 90 E over Spring Brook / Spring Br No. B53033200000000 | 2.3M E JCT Ush 14 to E | 2019 | Stringer/Multi-beam or Girder | 115 ft | 38,500 | Good |
| IH 39 NB / IH 90 W over Spring Brook / Spring Br No. B53033300000000 | Please Update Location | 2018 | Stringer/Multi-beam or Girder | 115 ft | 38,500 | Good |
| IH 39 SB / IH 90 E over Cth O No. B53022900000000 | 0.6M E Sth 11 to E | 2003 | Stringer/Multi-beam or Girder | 277 ft | 32,550 | Good |
| IH 39 NB/90 WB over Cth O/ East Delavan Road No. B53023000000000 | 7.4M W JCT Cth S to E | 2004 | Stringer/Multi-beam or Girder | 282 ft | 32,550 | Good |
| IH 39 SB / IH 90 E over Cnw RR No. B53032100000000 | 1.0M S JCT Sth 11 to W | 2019 | Stringer/Multi-beam or Girder | 262 ft | 32,550 | Good |
| IH 39 NB / IH 90 W over Cnw/Up RR No. B53032200000000 | 4.4M W JCT Cth S to E | 2018 | Stringer/Multi-beam or Girder | 262 ft | 32,550 | Good |
| IH 39/90 Sb/Eb over Lrd Newville RD No. B53035500000000 | 2.1 Mi. S of Sth 59 | 2019 | Stringer/Multi-beam or Girder | 99 ft | 29,900 | Good |
| IH 39 SB / IH 90 E over Lrd Kennedy RD & Bike Pa No. B53034600000000 | 7.6M E JCT Sth 59 to E | 2021 | Stringer/Multi-beam or Girder | 110 ft | 29,625 | Good |
| IH 39 NB / IH 90 W over Lrd Kennedy RD No. B53034700000000 | 1.1M W JCT Sth 26 | 2020 | Stringer/Multi-beam or Girder | 114 ft | 29,625 | Good |
| IH 39SB/90 EB over Lrd Town Line RD No. B53034800000000 | 5.5M E JCT Sth 59 to E | 2019 | Stringer/Multi-beam or Girder | 115 ft | 29,625 | Good |
| IH 39 SB / IH 90 E over Cth M No. B53035300000000 | 3.5M E JCT Sth 59 to E | 2019 | Stringer/Multi-beam or Girder | 119 ft | 29,625 | Good |
| IH 39 SB/90 EB over Cmstpp RR / Spring Brook No. B53030000000000 | 0.6M E JCT IH 43 to S | 2021 | Stringer/Multi-beam or Girder | 238 ft | 29,550 | Good |
| IH 39NB/90 WB over Cprr / Spring Brook No. B53030100000000 | 1.9M W Ill State Line | 2020 | Stringer/Multi-beam or Girder | 239 ft | 29,550 | Good |
| IH 39 SB / IH 90 E over Lrd Milwaukee Street No. B53021400000000 | 1.3M E JCT Ush 14 to E | 2003 | Stringer/Multi-beam or Girder | 151 ft | 29,500 | Good |
| IH 39 Nb/ IH 90 WB over Lrd Milwaukee Street No. B53021500000000 | 2.0M W JCT Sth 11 to E | 2004 | Stringer/Multi-beam or Girder | 151 ft | 29,500 | Good |
| IH 39 SB / IH 90 E over Lrd Palmer Drive No. B53033000000000 | 2.7M E JCT Ush 14 to E | 2019 | Stringer/Multi-beam or Girder | 73 ft | 29,500 | Good |
| IH 39 NB / IH 90 W over Lrd Palmer DR No. B53033100000000 | 0.6M W JCT Sth 11 to E | 2018 | Stringer/Multi-beam or Girder | 73 ft | 29,500 | Good |
| IH 39 SB / IH 90 E over Lrd Ruger Ave No. B53033400000000 | 2.2M E JCT Ush 14 to E | 2019 | Stringer/Multi-beam or Girder | 73 ft | 29,500 | Good |
| IH 39 NB / IH 90 W over Lrd Ruger Ave No. B53033500000000 | 1.1M W JCT Sth 11 to E | 2018 | Stringer/Multi-beam or Girder | 73 ft | 29,500 | Good |
| IH 39 SB / IH 90 E over Lrd Mt Zion Ave No. B53033600000000 | 1.1M E JCT Ush 14 to E | 2019 | Stringer/Multi-beam or Girder | 73 ft | 29,500 | Good |
| IH 39 NB / IH 90 W over Lrd Mt Zion Ave No. B53033700000000 | 2.2M W JCT Sth 11 to E | 2018 | Stringer/Multi-beam or Girder | 73 ft | 29,500 | Good |
| IH 39 SB / IH 90 E over Ush 14 No. B53033800000000 | 0.9M E of Sth 26 | 2021 | Stringer/Multi-beam or Girder | 212 ft | 29,500 | Good |
| IH 39 NB / IH 90 W over Ush 14 No. B53033900000000 | 3.3M W JCT Sth 11 to E | 2020 | Stringer/Multi-beam or Girder | 212 ft | 29,500 | Good |
| IH 39 NB / IH 90 W over Lrd Ryan Road No. B53034100000000 | 0.2 MI S JCT Sth 26 | 2020 | Stringer/Multi-beam or Girder | 90 ft | 29,500 | Good |
| IH 39 SB / IH 90 E over Sth 26-MILTON Ave No. B53034200000000 | 8.2M E JCT Sth 59 to E | 2021 | Stringer/Multi-beam or Girder | 177 ft | 29,500 | Good |
| IH 39 NB / IH 90 W over Sth 26-MILTON Ave No. B53034300000000 | 0.9M W JCT Ush 14 to E | 2020 | Stringer/Multi-beam or Girder | 177 ft | 29,500 | Good |
| IH 39 SB / IH 90 E over Wis & Calumet RR No. B53034400000000 | 7.8M E JCT Sth 59 to E | 2021 | Stringer/Multi-beam or Girder | 64 ft | 29,500 | Good |
| IH 39 NB/90 WB over Wisconsin Southern Railr No. B53034500000000 | 0.5M N JCT Sth 26 | 2019 | Stringer/Multi-beam or Girder | 64 ft | 29,500 | Good |
| IH-39 SB/90 EB over Lrd Ryan Road No. B53037100000000 | 0.2 MI S JCT Sth 26 | 2021 | Stringer/Multi-beam or Girder | 90 ft | 29,500 | Good |
| IH 39 SB / IH 90 E over Lrd Town Line RD No. B53031700000000 | 3.5M S JCT Sth 11 to W | 2019 | Stringer/Multi-beam or Girder | 97 ft | 28,850 | Good |
| IH 39 NB / IH 90 W over Lrd Town Line RD No. B53031800000000 | 1.8M W JCT Cth S to E | 2018 | Stringer/Multi-beam or Girder | 97 ft | 28,850 | Good |
| IH 39 NB / IH 90 W over Turtle Creek No. B53031500000000 | 0.5M W JCT Cth S to E | 2018 | Stringer/Multi-beam or Girder | 163 ft | 26,750 | Good |
| IH 39 NB / IH 90 W over Lrd Town Line RD No. B53034900000000 | 2.7M W JCT Sth 26 to N | 2020 | Stringer/Multi-beam or Girder | 115 ft | 26,750 | Good |
| IH 39 SB / IH 90 E over Wsor No. B53035100000000 | 3.7M S JCT Sth 59 | 2019 | Stringer/Multi-beam or Girder | 73 ft | 26,750 | Good |
| IH 39 Nb/ IH 90 WB over Wsor Railroad No. B53035200000000 | 4.6M W JCT Sth 26 to N | 2020 | Stringer/Multi-beam or Girder | 73 ft | 26,750 | Good |
| IH 39NB/90 WB over Cth M No. B53035400000000 | 4.7M W JCT Sth 26 to N | 2020 | Stringer/Multi-beam or Girder | 119 ft | 26,750 | Good |
| IH 39 Nb/ IH 90 WB over Lrd Newville RD No. B53035600000000 | 6.2M W JCT Sth 26 to N | 2020 | Stringer/Multi-beam or Girder | 99 ft | 26,750 | Good |
| IH39SB/IH90EB over Rock River / Ellendale R No. B53035700000000 | 0.4M E JCT Sth 59 to E | 2018 | Stringer/Multi-beam or Girder | 728 ft | 26,750 | Good |
| IH 39 NB over Rock River No. B53035800000000 | 21 M N JCT IH 43 | 2016 | Stringer/Multi-beam or Girder | 718 ft | 26,750 | Good |
| IH 39 SB / IH 90 E over Turtle Creek No. B53031400000000 | 5.0M E JCT Sth 11 to W | 2019 | Stringer/Multi-beam or Girder | 163 ft | 26,700 | Good |
| IH 39 SB over Lrd Colley Road No. B53021600000000 | 1.4M E JCT IH43 to S | 2003 | Stringer/Multi-beam or Girder | 151 ft | 25,600 | Fair |
| IH 39 NB/90 WB over Lrd Colley RD No. B53021700000000 | 1.1M W Ill State Line | 2004 | Stringer/Multi-beam or Girder | 151 ft | 25,600 | Good |
| IH 43 SB / Sth 81 over IH 39 / IH 90 No. B53030200000000 | 6.9M S JCT Sth 140 to S | 2021 | Stringer/Multi-beam or Girder | 273 ft | 18,800 | Good |
| IH 43 NB / Sth 81 over IH 39 / IH 90 No. B53030300000000 | 3.4M E JCT Ush 51 to N | 2021 | Stringer/Multi-beam or Girder | 273 ft | 18,800 | Good |
| Sth 81-PORTLAND Av over Rock River No. B53017200000000 | 0.1M E JCT Sth 213 to N | 1996 | Stringer/Multi-beam or Girder | 546 ft | 18,200 | Fair |
| Ush 51-CENTER Ave over Rock River No. B53015300000000 | 11.5M N JCT Sth 81 | 1990 | Stringer/Multi-beam or Girder | 395 ft | 17,700 | Fair |
| Ush 51 over Soo Line RR No. B53015400000000 | 11.4M N JCT Sth 81 | 1990 | Frame | 44 ft | 17,700 | Fair |
| Ush 51-E Centerway over Rock River No. B53001800000000 | 0.5M N JCT Sth 11 | 1958 | Stringer/Multi-beam or Girder | 340 ft | 17,527 | Fair |
| Lrd E Memorial DR over Ush 51-N Parker DR No. B53009800000000 | 0.8M W JCT Sth 26 | 1970 | Stringer/Multi-beam or Girder | 146 ft | 16,400 | Fair |
| Lrd Cranston RD over Turtle Creek No. P53070700000000 | 0.4M N JCT IH 43 | 1964 | Slab | 165 ft | 15,500 | Good |
| Ush 51-CENTER Ave over Union Pacific RR No. B53013500000000 | 11.3M N JCT Sth 81 | 1982 | Slab | 28 ft | 14,600 | Poor |
| Sth 26 NB over Lrd E High ST No. B53025400000000 | 0.2 M E of Cth M | 2013 | Stringer/Multi-beam or Girder | 126 ft | 13,900 | Good |
| Sth 26 SB over Lrd E High ST No. B53025500000000 | 0.2M N of Sth 59 | 2013 | Stringer/Multi-beam or Girder | 128 ft | 13,900 | Good |
| Sth 26 NB over Wsor RR No. B53025600000000 | 0.3 Mi. N of Sth 59 | 2013 | Stringer/Multi-beam or Girder | 124 ft | 13,900 | Good |
| Sth 26 SB over Wsor RR No. B53025700000000 | 2 MI S Cth N | 2013 | Stringer/Multi-beam or Girder | 123 ft | 13,900 | Good |
| Sth 26 NB over Lrd Storrs Lake Road No. B53025800000000 | 0.5 Mi. N of Sth 59 | 2013 | Stringer/Multi-beam or Girder | 114 ft | 13,900 | Good |
| Sth 26 SB over Lrd Storrs Lake RD No. B53025900000000 | 30. Mi. S of Cth N | 2013 | Stringer/Multi-beam or Girder | 114 ft | 13,900 | Good |
| Sth 26 NB over Lrd Bowers Lake RD No. B53026000000000 | 1.2 Mi. N of Sth 59 | 2013 | Stringer/Multi-beam or Girder | 108 ft | 13,900 | Good |
| Sth 26 SB over Lrd Bowers Lake RD No. B53026100000000 | 2.5 Mi. S of Cth N | 2013 | Stringer/Multi-beam or Girder | 108 ft | 13,900 | Good |
| Sth 26 NB over Otter Creek No. B53026200000000 | 3.5 Mi. N Sth 59 | 2013 | Stringer/Multi-beam or Girder | 128 ft | 13,900 | Good |
| Sth 26SB over Otter Creek No. B53026300000000 | 0.2 Mi. S of Cth N | 2013 | Stringer/Multi-beam or Girder | 128 ft | 13,900 | Good |
| Lrd W Memorial DR over Rock River & UPRR No. B53009700000000 | 0.1M W JCT Ush 51 | 1969 | Stringer/Multi-beam or Girder | 734 ft | 13,700 | Fair |
| Sth 81 over Turtle Creek No. B53015100000000 | 1.2M E JCT Ush 51 to N | 1991 | Stringer/Multi-beam or Girder | 171 ft | 12,500 | Fair |
| Ush 51-E Grand Ave over Turtle Creek No. B53017100000000 | 0.1M N Illinois ST Line | 1997 | Stringer/Multi-beam or Girder | 187 ft | 12,400 | Good |
| Sth 59 over IH 39 No. B53035900000000 | 2.2 M E JCT Ush 51 | 2016 | Stringer/Multi-beam or Girder | 209 ft | 11,700 | Good |
| Lrd Henry Ave over Rock River No. B53000100000000 | 0.1M W JCT Ush 51 | 1956 | Stringer/Multi-beam or Girder | 556 ft | 11,400 | Fair |
| Ush 14 over Spring Brook No. B53000600000000 | 0.4M E JCT Cth a | 1951 | Culvert | 23 ft | 11,300 | Fair |
| Ush 14 over Blackhawk Creek No. B53000700000000 | 1.2M E JCT Cth a | 1951 | Stringer/Multi-beam or Girder | 135 ft | 11,300 | Fair |
| Cth 6th ST Cth D over Lenigan Creek No. P53071200000000 | 0.5M N JCT Sth 81 | 1948 | Culvert | 66 ft | 11,300 | Fair |
| Sth 11 / E. Racine over IH 39 SB No. B53032900000000 | 3.1 Mi. S of Ush 14 | 2013 | Stringer/Multi-beam or Girder | 239 ft | 10,900 | Good |
| Ush 14 over Rock River No. B53090600000000 | 3.6M E JCT Cth H | 1948 | Stringer/Multi-beam or Girder | 400 ft | 10,900 | Fair |
| Sth 59 over Rock River No. B53014600000000 | 0.6M E JCT IH 90 to E | 1990 | Stringer/Multi-beam or Girder | 473 ft | 10,300 | Fair |
| Lrd Racine Street over Spring Brook No. B53001300000000 | 2.3M E JCT Ush 51 | 1968 | Arch - Deck | 80 ft | 9,900 | Fair |
| Ush 51 over Br Rock River No. B53012200000000 | 4.1M N JCT Sth 81 | 1973 | Culvert | 23 ft | 9,700 | Good |
| Ush 14-STH 11 over Br Blackhawk Creek No. B53013100000000 | 3.3M E JCT Cth O | 1982 | Culvert | 25 ft | 9,600 | Good |
| Ush 14-STH 11 over Br Blackhawk Creek No. B53013200000000 | 3.6M E JCT Cth O | 1982 | Culvert | 28 ft | 9,600 | Fair |
| Sth EB Sth 11 over Union Pacific RR No. B53014200000000 | 0.9M E JCT Cth G | 1989 | Stringer/Multi-beam or Girder | 652 ft | 9,550 | Fair |
| Sth EB Sth 11 over Lrd Read RD No. B53014300000000 | 1.0M E JCT Cth G | 1989 | Stringer/Multi-beam or Girder | 134 ft | 9,550 | Fair |
| IH 43 NB over Cth J No. B53011300000000 | 5.4M N JCT IH 90 to W | 1975 | Slab | 119 ft | 9,400 | Fair |
| IH 43 NB over Sth 140 No. B53011400000000 | 6.7M N JCT IH 90 to W | 1975 | Stringer/Multi-beam or Girder | 164 ft | 9,400 | Fair |
| IH 43 SB over Sth 140 No. B53011500000000 | 8.2M S JCT Ush 14 to W | 1975 | Stringer/Multi-beam or Girder | 164 ft | 9,400 | Fair |
| IH 43 NB over Lrd Carvers Rock RD No. B53011600000000 | 1.8M N JCT Sth 140 to N | 1975 | Slab | 114 ft | 9,400 | Fair |
| IH 43 SB over Lrd Carvers Rock RD No. B53011700000000 | 6.7M S JCT Ush 14 to W | 1975 | Slab | 114 ft | 9,400 | Fair |
| IH 43 NB over Lrd Summerville RD No. B53011800000000 | 3.9M N JCT Sth 140 to N | 1975 | Stringer/Multi-beam or Girder | 138 ft | 9,400 | Fair |
| IH 43 SB over Lrd Summerville RD No. B53011900000000 | 4.6M S JCT Ush 14 to W | 1975 | Stringer/Multi-beam or Girder | 141 ft | 9,400 | Fair |
| Cth Q Newark RD over Rock River No. B53010400000000 | 0.1M W JCT Ush 51 | 1972 | Stringer/Multi-beam or Girder | 1,045 ft | 9,300 | Fair |
| Lrd N Milton RD over Otter Creek No. B53001700000000 | 3.1M N JCT Sth 59 to W | 1955 | Stringer/Multi-beam or Girder | 29 ft | 9,153 | Fair |
| Ush 51 over Cth F No. B53018300000000 | 2.0M N JCT Sth 26 | 1995 | Stringer/Multi-beam or Girder | 220 ft | 9,000 | Fair |
| Lrd Harmony Town H over Sth 26 No. B53024900000000 | At Sth 26 | 2012 | Stringer/Multi-beam or Girder | 232 ft | 9,000 | Good |
| Cth G over Waterway No. B53029100000000 | 7 M N JCT Sth 81 | 2015 | Stringer/Multi-beam or Girder | 94 ft | 9,000 | Good |
| Ush 51 over Br Rock River No. B53015700000000 | 6.7M N JCT Sth 81 | 1992 | Stringer/Multi-beam or Girder | 139 ft | 8,750 | Fair |
| IH 43 NB over Cth X / Hart RD No. B53010500000000 | 1.6M N JCT IH 90 | 1976 | Stringer/Multi-beam or Girder | 180 ft | 8,700 | Fair |
| IH 43 SB over Cth X / Hart RD No. B53010600000000 | 5.3M S JCT Sth 140 to S | 1976 | Stringer/Multi-beam or Girder | 180 ft | 8,700 | Fair |
| IH 43 NB over Lrd Schroeder RD No. B53010700000000 | 3.2M N JCT IH 90 to W | 1975 | Stringer/Multi-beam or Girder | 163 ft | 8,700 | Fair |
| IH 43 SB over Lrd Schroeder RD No. B53010800000000 | 3.7M S JCT Sth 140 to S | 1975 | Stringer/Multi-beam or Girder | 168 ft | 8,700 | Fair |
| IH 43 NB over Lrd Buss RD No. B53010900000000 | 4.5M N JCT IH 90 to W | 1975 | Stringer/Multi-beam or Girder | 178 ft | 8,700 | Good |
| IH 43 SB over Lrd Buss RD No. B53011000000000 | 2.5M S JCT Sth 140 to S | 1975 | Stringer/Multi-beam or Girder | 189 ft | 8,700 | Fair |
| IH 43 NB over Cnw RR No. B53011100000000 | 4.8M N JCT IH 90 to W | 1975 | Slab | 164 ft | 8,700 | Fair |
| IH 43 SB over Cnw RR No. B53011200000000 | 2.1M S JCT Sth 140 to S | 1975 | Slab | 164 ft | 8,700 | Fair |
| IH 43 SB over Cth J No. B53012000000000 | 1.5M S JCT Sth 140 to S | 1975 | Slab | 119 ft | 8,700 | Fair |
| Lrd Shirland Ave over Rock River No. B53013600000000 | 0.2M W JCT IH 43 | 1984 | Stringer/Multi-beam or Girder | 320 ft | 8,700 | Fair |
| Sth 26 NB over Sth 59 No. B53025200000000 | 4.3 Mi. N of Cth Y | 2013 | Stringer/Multi-beam or Girder | 171 ft | 8,450 | Good |
| Sth 26 SB over Sth 59 No. B53025300000000 | 3.8 Mi. S of Cth N | 2013 | Stringer/Multi-beam or Girder | 171 ft | 8,450 | Good |
| IH 43 NB over Cp Railroad and Spring B No. B53030800000000 | 0.5 MI S JCT Sth 81 | 2020 | Stringer/Multi-beam or Girder | 242 ft | 8,350 | Good |
| Lrd Wright RD over Spring Brook No. P53072400000000 | 0.1M N JCT Cth Mm | 1969 | Arch - Deck | 62 ft | 8,300 | Fair |
| Ush 51-MAIN ST over Saunders Creek No. B53008700000000 | 0.2M N JCT Sth 59 | 1960 | Slab | 43 ft | 8,000 | Fair |
| Lrd Black Bridge R over Lrd Reclamation Way No. B53013700000000 | 0.4M E JCT Ush 51 | 1983 | Slab | 128 ft | 7,900 | Fair |
| Sth 11 WB over Union Pacific RR No. B53021800000000 | 0.9M W JCT IH 90 to E | 2004 | Stringer/Multi-beam or Girder | 625 ft | 7,900 | Good |
| Sth 11 WB over Lrd S Read RD No. B53021900000000 | 0.8M W JCT IH 39/90 | 2004 | Stringer/Multi-beam or Girder | 137 ft | 7,900 | Good |
| Lrd E Court ST over Rock River No. B53019100000000 | 0.2M E JCT Sth 11 | 1996 | Stringer/Multi-beam or Girder | 216 ft | 7,585 | Good |
| Lrd Beloit Ave over Spring Brook No. B53014700000000 | 0.7M S JCT Sth 11 | 1990 | Slab | 72 ft | 7,500 | Fair |
| Lrd E Main ST over Allen CR No. B53027700000000 | 0.1M W JCT Ush 14 | 2011 | Slab | 37 ft | 6,967 | Good |
| Lrd Milwaukee ST over Rock River No. B53029400000000 | 0.4M E JCT Sth 11 | 2020 | Slab | 219 ft | 6,700 | Good |
| Lrd W Racine ST over Rock River No. B53004900000000 | 0.9M E JCT Ush 51 | 1949 | Stringer/Multi-beam or Girder | 281 ft | 6,600 | Fair |
| Sth 59-FULTON ST over Saunders Creek No. B53010000000000 | 0.2M E JCT Ush 51 | 1968 | Frame | 41 ft | 5,900 | Good |
| Sth 59-STH 213-MAD over Allen Creek No. B53012700000000 | 3.1M E JCT Sth 213 to S | 1981 | Culvert | 31 ft | 5,900 | Fair |
| Cth S Shopiere Ro over Turtle Creek No. B53024000000000 | 1.6M N JCT Cth G | 2008 | Slab | 155 ft | 5,900 | Fair |
| Ush 51 over Rock River No. B53014500000000 | 0.9M N JCT Cth M to W | 1938 | Truss - Deck | 674 ft | 5,800 | Fair |
| IH 43 SB over IH 39 / IH 90 / Sth 81 No. B53030400000000 | IH 43 / IH 39 / IH 90 Int | 2021 | Stringer/Multi-beam or Girder | 2,228 ft | 5,800 | Good |
| Sth 213-4th ST over Rock River No. B53009000000000 | 0.1M N JCT Ush 51 | 1962 | Stringer/Multi-beam or Girder | 274 ft | 5,700 | Poor |
| Lrd Willard Ave over Rock River No. B53013300000000 | 1.0M S JCT Sth 11 | 1983 | Stringer/Multi-beam or Girder | 814 ft | 5,700 | Fair |
| Cth D over Sth 11 No. B53020900000000 | 2.0M S JCT Hanover RD | 2001 | Stringer/Multi-beam or Girder | 214 ft | 5,700 | Good |
| IH 39 NB / IH 90 W over Sth 81 No. B53030600000000 | IH-39/90 & IH 43 Intercha | 2021 | Stringer/Multi-beam or Girder | 942 ft | 5,650 | Good |
| IH 43 NB over IH 90 No. B53030700000000 | IH 43 / IH 39 / IH 90 Int | 2021 | Stringer/Multi-beam or Girder | 91 ft | 5,650 | Good |
| Sth 11 over Unnamed Tributary No. B53038100000000 | 1.5 M E JCT Sth 213 | 2022 | Slab | 43 ft | 5,317 | Good |
| Cth N over Sth 26 No. B53026400000000 | At Sth 26 | 2012 | Stringer/Multi-beam or Girder | 216 ft | 5,300 | Good |
| Lrd Cth Bt-Inman P over Turtle Creek No. B53029200000000 | 0.3 MI W JCT Shopiere RD | 2016 | Stringer/Multi-beam or Girder | 240 ft | 5,120 | Good |
| Lrd Grand Ave over Rock River No. B53017300000000 | 0.1M N JCT IH 43 | 1993 | Stringer/Multi-beam or Girder | 231 ft | 5,100 | Good |
| Sth 11 over Drainage No. B53022400000000 | 0.7M W JCT Ush 51 | 2001 | Culvert | 22 ft | 5,100 | Fair |
| Sth EB Sth 11 over Lrd South Oakhill Ave No. B53021200000000 | 0.5M E of JCT S River RD | 2002 | Slab | 153 ft | 5,000 | Good |
| Sth WB Sth 11 over Lrd South Oakhill Avenue No. B53021300000000 | 0.1M W of JCT Ush 51 | 2002 | Slab | 153 ft | 5,000 | Good |
| Sth 11 over Stevens Creek No. B53014800000000 | 2.1M E JCT Cth B | 1992 | Stringer/Multi-beam or Girder | 64 ft | 4,800 | Fair |
| Sth EB Sth 11 over Lrd South River Road No. B53021000000000 | 0.2M E of JCT Cth D | 2002 | Stringer/Multi-beam or Girder | 627 ft | 4,700 | Good |
| Sth 11 over Taylor Creek No. B53022600000000 | 0.8M E JCT Sth 104 | 2004 | Slab | 63 ft | 4,700 | Fair |
| Sth 59 EB over Wisconsin & Southern RR No. B53027200000000 | At Wsor | 2009 | Stringer/Multi-beam or Girder | 131 ft | 4,700 | Good |
| Sth 59 WB over Wisconsin & Southern RR No. B53027300000000 | At Wosr | 2009 | Stringer/Multi-beam or Girder | 131 ft | 4,700 | Good |
| Lrd 4th ST over Lenigan Creek No. B53028800000000 | 0.5M N JCT Sth 81 | 2017 | Slab | 71 ft | 4,700 | Good |
| Sth 11 over Bass Creek No. B53002600000000 | 3.5M E JCT Sth 213 | 1958 | Slab | 83 ft | 4,400 | Fair |
| Lrd Cranston RD over Springbrook Creek No. B53022100000000 | City of Beloit | 2002 | Culvert | 23 ft | 4,400 | Fair |
| Cth H over Marsh Creek No. B53024800000000 | 1.6M N JCT Cth a | 2008 | Stringer/Multi-beam or Girder | 64 ft | 4,330 | Good |
| Lrd Cranston RD over IH 90 No. B53022000000000 | At IH 90 | 2003 | Stringer/Multi-beam or Girder | 283 ft | 4,300 | Good |
| Cth HWY D over Bass Creek No. B53018900000000 | 4.4M N JCT Cth Q | 1998 | Stringer/Multi-beam or Girder | 158 ft | 4,218 | Fair |
| Sth 11 over Markham Creek No. B53010300000000 | 1.9M E JCT Cth H | 1970 | Slab | 41 ft | 4,100 | Fair |
| Sth 104 over Allen Creek No. B53016000000000 | 4.8M N JCT Cth C | 1990 | Slab | 39 ft | 4,100 | Fair |
| Lrd Jackson Street over Rock River No. B53028700000000 | .3 Miles S JCT Sth 11 | 2014 | Stringer/Multi-beam or Girder | 373 ft | 4,000 | Fair |
| Lrd Willowbrook RD over Spring Brook No. P53073800000000 | 0.6M N JCT Colley RD | 1989 | Stringer/Multi-beam or Girder | 80 ft | 4,000 | Fair |
| Lrd South Main Str over Spring Brook Creek No. B53016500000000 | 0.6M S JCT Sth 11 | 1990 | Slab | 72 ft | 3,900 | Good |
| Sth 138 over Badfish Creek No. B53016400000000 | 0.3M N JCT Sth 59 | 1992 | Stringer/Multi-beam or Girder | 83 ft | 3,700 | Good |
| Lrd Ruger Avenue over Spring Brook No. B53028000000000 | 2.0M W JCT Sth 11 | 2010 | Slab | 74 ft | 3,690 | Fair |
| Sth 81 over Taylor Creek No. B53010100000000 | 2.2M E JCT Sth 11 to E | 1976 | Stringer/Multi-beam or Girder | 86 ft | 3,600 | Good |
| Sth 81 over Willow Creek No. B53010200000000 | 2.9M E JCT Sth 11 to E | 1976 | Stringer/Multi-beam or Girder | 84 ft | 3,500 | Fair |
| Cth D over Br Fisher Creek No. B53005800000000 | 1.4M W JCT Ush 51 | 1962 | Culvert | 22 ft | 3,340 | Fair |
| Cth D over Br Rock River No. B53005500000000 | 2.5M N JCT Cth Q | 1959 | Culvert | 26 ft | 3,331 | Good |
| Sth 81 over Raccoon Creek No. B53014900000000 | 1.7M E JCT Cth K | 1990 | Slab | 60 ft | 3,300 | Fair |
| Sth 81 over Br Raccoon Creek No. B53015000000000 | 2.6M E JCT Cth K | 1990 | Culvert | 33 ft | 3,300 | Fair |
| Sth 81 over East Fork Raccoon Creek No. B53015900000000 | 2.4M E JCT Cth H | 1990 | Culvert | 24 ft | 3,300 | Good |
| Lrd Park Ave over Turtle Creek No. P53073700000000 | 0.2M S JCT Ush 51 | 1988 | Stringer/Multi-beam or Girder | 160 ft | 3,300 | Fair |
| Sth 59-STH 213 over Allen Creek No. B53019600000000 | 0.9M E JCT Sth 213 to S | 2000 | Slab | 72 ft | 3,200 | Fair |
| Cth E over Marsh Creek No. B53038500000000 | 0.7M S JCT Ush 14 | 2023 | Stringer/Multi-beam or Girder | 69 ft | 3,148 | Good |
| Cth a over Br Blackhawk Creek No. B53039400000000 | 2.4M E JCT Ush 14 | 2024 | Culvert | 21 ft | 3,003 | Good |
| Sth 104 over Allen Creek No. B53016800000000 | 0.7M N JCT Sth 59 E | 1993 | Slab | 72 ft | 3,000 | Fair |
| Sth 11 over Lrd Rockport RD No. B53020600000000 | 1.0M N JCT Hanover Road | 2002 | Stringer/Multi-beam or Girder | 119 ft | 2,800 | Good |
| Lrd Hart RD over IH 39/90 No. B53031200000000 | .75 M E JCT Cth S | 2016 | Stringer/Multi-beam or Girder | 237 ft | 2,700 | Fair |
| Sth 213 over Br Raccoon Creek No. B53014000000000 | 2.0M N JCT Sth 81 | 1984 | Culvert | 22 ft | 2,600 | Good |
| Sth 140 over Turtle Creek No. B53022300000000 | 1.7M N JCT IH 43 to N | 2005 | Slab | 142 ft | 2,600 | Good |
| Sth 11 EB (avalon over IH 39 / IH 90 No. B53032300000000 | 1.3MI East Cth G | 2016 | Stringer/Multi-beam or Girder | 235 ft | 2,500 | Good |
| Sth 11 WB (avalon over IH 39 / IH 90 No. B53032400000000 | 2.6 M E JCT Ush 51 | 2016 | Stringer/Multi-beam or Girder | 235 ft | 2,500 | Good |
| Lrd Palmer DR over Spring Brook No. P53073600000000 | 0.1M N JCT Sth 11 | 1935 | Arch - Deck | 103 ft | 2,500 | Fair |
| Cth S over Br Turtle Creek No. B53009500000000 | 0.9M W JCT Cth J | 1966 | Culvert | 22 ft | 2,463 | Fair |
| Sth 11 EB over Markham CR No. B53020700000000 | 1.5M E of JCT Hanover RD | 2002 | Stringer/Multi-beam or Girder | 60 ft | 2,350 | Good |
| Sth 11 WB over Markham CR No. B53020800000000 | 2.0M W JCT Ush 51 | 2002 | Stringer/Multi-beam or Girder | 60 ft | 2,350 | Good |
| Sth WB Sth 11 over Lrd South River Road No. B53021100000000 | 1.7M W of JCT Ush 51 | 2002 | Stringer/Multi-beam or Girder | 627 ft | 2,350 | Fair |
| Lrd Wuthering Hill over Spring Brook Creek No. B53022800000000 | City of Janesville | 1992 | Arch - Deck | 120 ft | 2,300 | Fair |
| Sth 213 over Br Allen Creek No. B53029300000000 | 1.2M N JCT Cth a | 2021 | Culvert | 32 ft | 2,300 | Good |
| Lrd Water ST over Allen Creek No. B53019700000000 | 0.1M E JCT Sth 59 | 1996 | Slab | 38 ft | 2,250 | Good |
| Cth D Afton RD over Markham Creek No. B53002100000000 | 2.6M W JCT Ush 51 | 1957 | Stringer/Multi-beam or Girder | 85 ft | 2,245 | Good |
| Cth D over Fisher Creek No. B53009200000000 | 1.6M W JCT Ush 51 | 1962 | Slab | 51 ft | 2,237 | Fair |
| Lrd Town Line RD over Rock River No. B53018500000000 | 0.1M W JCT Ush 51 | 1995 | Stringer/Multi-beam or Girder | 307 ft | 2,089 | Good |
| Sth 59 over Badfish Creek No. B53000400000000 | 2.3M E JCT Sth 138 | 1950 | Stringer/Multi-beam or Girder | 67 ft | 2,000 | Fair |
| Sth 59 over Badfish Creek No. B53019500000000 | 1.3M E JCT Sth 138 | 2003 | Stringer/Multi-beam or Girder | 99 ft | 2,000 | Good |
| Sth 59 over Yahara River No. B53091000000000 | 3.7M E JCT Sth 138 | 1946 | Stringer/Multi-beam or Girder | 143 ft | 2,000 | Fair |
| Sth 67 over Br Dry Creek No. B53012500000000 | 1.1 M W JCT Cth P | 1978 | Culvert | 26 ft | 1,900 | Good |
| Cth M over Br Allen Creek No. B53027500000000 | 0.1M N JCT Sth 213 | 2009 | Culvert | 22 ft | 1,805 | Good |
| Lrd Swift ST over Saunders Creek No. B53016700000000 | 0.3M N JCT Sth 59 | 1992 | Box Beam or Girders - Multiple | 59 ft | 1,800 | Good |
| Lrd Rockport RD over Markham Creek No. B53015200000000 | 0.3M E JCT Sth 11 | 1989 | Culvert | 22 ft | 1,759 | Fair |
| Cth S (shopiere RD over IH 39 No. B53031300000000 | 2.4 M North IH43 | 2015 | Stringer/Multi-beam or Girder | 215 ft | 1,700 | Good |
| Lrd Rockport RD over Fisher Creek No. B53014100000000 | 2.4M E JCT Sth 11 | 1987 | Stringer/Multi-beam or Girder | 70 ft | 1,610 | Good |
| Lrd Gateway Boulev over Spring Brook Creek No. B53027800000000 | 0.6M W JCT Cth X | 2011 | Slab | 53 ft | 1,537 | Good |
| Cth N over Otter Creek No. B53009400000000 | 0.1M W JCT Sth 26 | 1964 | Stringer/Multi-beam or Girder | 26 ft | 1,461 | Poor |
| Cth M over Rock River No. B53001600000000 | 0.1M S JCT Cth F to N | 1956 | Stringer/Multi-beam or Girder | 489 ft | 1,413 | Fair |
| Lrd Townline Road over Sth 26 No. B53025000000000 | 3.4M N of IH 39/90 | 2012 | Stringer/Multi-beam or Girder | 267 ft | 1,400 | Good |
| Lrd Colley RD over Turtle Creek No. B53013400000000 | 0.5M E JCT Milwaukee RD | 1983 | Slab | 86 ft | 1,283 | Fair |
| Cth M over Yahara River No. B53000300000000 | 0.1M E JCT Cth H | 1950 | Stringer/Multi-beam or Girder | 161 ft | 1,282 | Fair |
| IH 39 SB to IH 43 over IH 39 NB & SB / IH 90 WB No. B53030500000000 | IH 43 / IH 39 / IH 90 Int | 2021 | Stringer/Multi-beam or Girder | 574 ft | 1,250 | Good |
| Lrd Randolph ST over Saunders Creek No. B53016600000000 | 0.6M N JCT Sth 59 | 1992 | Slab | 38 ft | 1,200 | Good |
| Lrd South River RD over Rock River No. B53024100000000 | 0.1M E JCT Cth D | 2004 | Slab | 335 ft | 1,110 | Fair |
| Lrd ST Lawrence RD over Raccoon Creek No. B53016900000000 | 0.7M E JCT Cth H | 1992 | Slab | 38 ft | 1,106 | Fair |
| Lrd Stateline RD E over IH 39/90 No. B53032500000000 | State Line | 2017 | Stringer/Multi-beam or Girder | 224 ft | 1,050 | Good |
| Cth J over Turtle Creek Overflow No. B53001200000000 | 0.2M N JCT Cth S | 1953 | Culvert | 30 ft | 1,036 | Poor |
Structure types in Rock County
| Stringer/Multi-beam or Girder | 156 | 51.3% |
| Slab | 87 | 28.6% |
| Culvert | 51 | 16.8% |
| Arch - Deck | 4 | 1.3% |
| Frame | 3 | 1.0% |
| Truss - Thru | 1 | 0.3% |
| Truss - Deck | 1 | 0.3% |
| Box Beam or Girders - Multiple | 1 | 0.3% |
Other counties in Wisconsin
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