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C3033 over Roaring Brook

Chittenden County, Vermont · rated Good in the 2025 National Bridge Inventory

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

C3033 over Roaring Brook in Chittenden County, Vermont, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
It was built in 1937 and reconstructed in 1998, making it 88 years old at the 2025 inventory.
It carries about 50 vehicles a day (traffic count year 2019).
Its listed owner is a town or township highway agency.
It is one of 90 of the 184 inventoried bridges in Chittenden County rated good (48.9%); 4 (2.2%) are rated poor.
A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.

Component ratings


Structure	Timber stringer or multi-beam girder
Length	about 53 ft
Location	0.15 Mi to Jct W CL3 TH3
NBI structure number	100415002704151
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
I 00089 Ml over Winooski River	1962	56,400	Good
I 00089 Ml over Winooski River	1962	56,400	Good
I 00089 Ml over I 89 over Necrr	1962	56,400	Good
I 00089 Ml over I 89 over Necrr	1962	56,400	Good
I 00089 Ml over I 89 over Vt 15	1962	56,400	Fair
I 00089 Ml over I 89 over Vt 15	1962	56,400	Fair