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| Special Bridge Conditions Legend |
| ! | Confirmed demolition date within one year or an especially historic bridge that is threatened with demolition at any level. |
| X | The bridge has been confirmed demolished or collapsed. |
| S | The bridge has been dismantled or moved to an offsite location and is not currently available for public viewing. |
| Note: This website cannot guarantee the current condition of any bridge on this website. Bridges lacking these icons should not necessarily be considered condition-free. |
| Bridge Name | Facility Carried / Feature Intersected | Location | Structure Type | Construction Date / Builder or Contractor | Description | Thumbnail |
Iroquois 100 Bridge
| Iroquois 100 Over Fountain Creek | Rural: Iroquois County, Illinois | Metal Pinned Pratt Half-Hip Pony Truss, Stationary | 1899 By: Massillon Bridge Company of Massillon, Ohio | This pony truss is in decent shape yet has been abandoned. |
Iroquois 1250 Bridge
| Iroquois 1250 Over Spring Creek Tributary | Rural: Iroquois County, Illinois | Metal Pinned Pratt Bedstead Truss, Stationary | 1885 By: Smith Bridge Company of Toledo, Ohio | This is a nationally significant bedstead truss bridge, which also features a rare example of a lightweight double-Warren pony truss! |
Iroquois 1300 Bridge #1
| Iroquois 1300 Over Spring Creek Tributary | Rural: Iroquois County, Illinois | Metal Pinned Pratt Half-Hip Pony Truss, Stationary | 1901 By: Unknown | This is one of the more unusual pony truss bridges in Iroquois County. | X |
Iroquois 1300 Bridge #2
| Iroquois 1300 Over Pigeon Creek | Rural (Near Cissna Park): Iroquois County, Illinois | Metal Pinned Pratt Through Truss, Stationary | 1904 By: Unknown | A very photogenic, historically intact example of a traditional pin connected Pratt through truss. |
Iroquois 1400 Bridge
| Iroquois 1400 Over Whiskey Creek | Rural: Iroquois County, Illinois | Metal Pinned Pratt Half-Hip Pony Truss, Stationary | 1895 By: Massillon Bridge Company of Massillon, Ohio | A classic half-hip pony truss continues to the present day to fulfill its task of serving traffic in the middle of nowhere. |
Iroquois 1500 Bridge
| Iroquois 1500 Over Whiskey Creek | Rural: Iroquois County, Illinois | Metal Riveted Pratt Full-Slope Pony Truss, Stationary | 1929 By: Unknown | This unusual 1920s riveted pony truss has an enormous skew to it! |
Iroquois 1650 Bridge
| Iroquois 1650 Over Whiskey Creek | Rural: Iroquois County, Illinois | Metal Pinned Pratt Half-Hip Pony Truss, Stationary | 1896 By: Massillon Bridge Company of Massillon, Ohio | An excellent example of small-scale work by the Massillon Bridge Company of Massillon, Ohio. |
Iroquois 1700 Bridge
| Iroquois 1700 Over Spring Creek | Rural: Iroquois County, Illinois | Metal Pinned Pratt Through Truss, Stationary | 0 By: Unknown | This bridge was closed after someone hit the bridge sending an entire vertical member into the creek and severely damaging another vertical! |
Iroquois 1780 Bridge
| Iroquois 1780 Over Local Drain | Rural: Iroquois County, Illinois | Metal Pinned Pratt Half-Hip Pony Truss, Stationary | 1910 By: Unknown | This is one of the smallest Pratt truss bridges I have ever seen! |
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Iroquois 1850 Bridge
| Iroquois 1850 Over Pike Creek | Rural: Iroquois County, Illinois | Metal Riveted Pratt Through Truss, Stationary | 1916 By: Unknown | One of the newer Iroquois County truss bridges, yet still picturesque. |
Iroquois 1900 Bridge #1
| Iroquois 1900 Over Spring Creek | Rural: Iroquois County, Illinois | Metal Riveted Pratt Through Truss, Stationary | 1916 By: Unknown | This riveted Pratt through truss sits scenically nestled partly in a small wooded area. |
Iroquois 1900 Bridge #2
| Iroquois 1900 Over Fountain Creek | Rural: Iroquois County, Illinois | Metal Pinned Pratt Through Truss, Stationary | 1903 By: Unknown | This is one of several remaining beautiful pin connected through truss bridges in Iroquois County. |
Iroquois 200 Bridge
| Iroquois 200 Over Louis Creek | Rural: Iroquois County, Illinois | Metal Pinned Pratt Half-Hip Pony Truss, Stationary | 1907 By: Unknown | This is a small Pratt pony truss that recently received a new deck. |
Iroquois 2100 Bridge
| Iroquois 2100 Over Sugar Creek | Rural (Near Woodland): Iroquois County, Illinois | Metal Pinned Pratt Through Truss, Stationary | 1911 By: Unknown | This is the largest remaining truss bridge in Iroquois County, and it is an impressive Pratt through truss. | X |
Iroquois 2470 Bridge
| Iroquois 2470 Over Sugar Creek | Rural: Iroquois County, Illinois | Metal Pinned Pratt Through Truss, Stationary | 1907 By: Unknown | This truss bridge was buried in the trees unlike other Iroquois County truss bridges. |
Iroquois 2800 Bridge
| Iroquois 2800 Over Prairie Creek | Rural: Iroquois County, Illinois | Metal Pinned Pratt Bedstead Truss, Stationary | 1904 By: Unknown | This extremely unusual bridge appears to be a bedstead that had its legs removed. |
Iroquois 3000 Bridge
| Iroquois 3000 Over Sugar Creek | Rural: Iroquois County, Illinois | Metal Pinned Pratt Through Truss, Stationary | 0 By: Unknown | This is a highly unusual truss bridge, featuring attractive v-lacing on both sides of its top chord and end posts. |
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Iroquois 750 Bridge
| Iroquois 750 Over Little Mud Creek Tributary | Rural: Iroquois County, Illinois | Metal Pinned Pratt Half-Hip Pony Truss, Stationary | 1908 By: Unknown | One of the pins on this bridge lost its bolt, and now the pin has partly slipped out, and barely continues to hold the diagonal! |
Sugar Creek Chapel Bridge
CR-9 Bridge | CR-9 Over Spring Creek Branch | Rural: Iroquois County, Illinois | Metal Through Arch, Stationary | 1904 By: Lane Bridge and Iron Works of Chicago, Illinois | One of the most unusual bridges in the United States, while at the same time is one of the most visually appealing; built from 1890s roof trusses! |
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