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Kingman Rd over Mattawaumkeag River

Penobscot County, Maine · rated Fair in the 2025 National Bridge Inventory

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

Kingman Rd over Mattawaumkeag River in Penobscot County, Maine, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1979, making it 46 years old at the 2025 inventory.
It carries about 205 vehicles a day (traffic count year 2016).
Its listed owner is the state highway agency.
It is one of 193 of the 317 inventoried bridges in Penobscot County rated fair (60.9%); 60 (18.9%) 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	Continuous steel stringer or multi-beam girder
Length	about 276 ft
Location	2 Mi N of Webster Plt
NBI structure number	3742
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
I 95 over Route 15 (broadway)	1960	25,340	Poor
I 95 over Kenduskeag Str&valley Av	1960	25,340	Fair
I 95 SB over Stillwater Avenue	1960	25,150	Poor
I 95 NB over Stillwater Avenue	1960	25,120	Poor
Penob River Br over Penobscot R & RR Yard	1997	24,636	Fair
I 95 SB over Industrial Spur (I-395)	1960	23,160	Fair