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Ill Rte 127 over Big Muddy River

Jackson County, Illinois · rated Fair in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

Ill Rte 127 over Big Muddy River in Jackson County, Illinois, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1925 and reconstructed in 2017, making it 100 years old at the 2025 inventory.
It carries about 5,450 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 62 of the 228 inventoried bridges in Jackson County rated fair (27.2%); 16 (7.0%) are rated poor.
A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.

Component ratings


Structure	Prestressed concrete multiple box beam
Length	about 369 ft
Location	Ecl of Murphysboro
NBI structure number	039003600000000
Condition class	Fair

Source: FHWA National Bridge Inventory, 2025 data as reported by the Illinois department of transportation.

Bridge	Built	Vehicles/day	Condition
Il 13 WB over Crab Orchard Creek	1995	25,800	Good
Ill 13 WB over Crab Orchard CR Ovfl	1995	25,800	Good
Il 13 EB over Crab Orchard Creek	2021	25,800	Good
Il 13 EB over Crab Orchard Creek	2021	25,800	Good
Ill Rte 13 over Trib-piles Fork Crk.	1948	25,500	Fair
Il Rte 13 over Little Crab Orchard	2007	21,600	Fair