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CR 100 E over Mud Lake Ditch

Newton County, Indiana · rated Fair in the 2025 National Bridge Inventory

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

CR 100 E over Mud Lake Ditch in Newton County, Indiana, 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 1950 and reconstructed in 2013, making it 75 years old at the 2025 inventory.
It carries about 288 vehicles a day (traffic count year 2024).
Its listed owner is the county highway agency.
It is one of 93 of the 172 inventoried bridges in Newton County rated fair (54.1%); 5 (2.9%) 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	Steel stringer or multi-beam girder
Length	about 39 ft
Location	0.6 Mi N CR 400 N
NBI structure number	5600022
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
I-65 NB over NS RR	1966	46,144	Good
I-65 SB over NS RR	1966	40,644	Fair
I-65 NB over Kankakee River	2018	24,499	Good
I-65 SB over Kankakee River	2018	18,482	Good
I-65 NB over Dehaan Ditch	1966	14,069	Fair
I-65 SB over Dehaan Ditch	1966	14,069	Fair