US Bridges

Trues Brook Road over Bloods Brook

Poor

Grafton County, New Hampshire · 0.4 MI FR Plainfield Tl · Structure no. 014400660005900

Built
1952
73 years old, rebuilt 1986
Condition
Poor
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
65 ft
2 main spans
Daily traffic
1,089
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Trues Brook Road over Bloods Brook is a steel stringer/multi-beam or girder carrying Trues Brook Road over Bloods Brook in Grafton County, New Hampshire. It was built in 1952 and reconstructed in 1986, so it is 73 years old, older than the New Hampshire average of 56.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 1,089 vehicles a day, roughly 4% of them trucks, projected to reach 1,611 by 2043. The structure is 65 ft (19.8 m) long and 22 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

CarriesTrues Brook Road
CrossesBloods Brook
Location0.4 MI FR Plainfield Tl
Coordinates43.60199, -72.30743
Functional classUrban Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 16 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating25.2 US tons
Inventory rating18 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length65 ft (19.8 m)
Longest span31 ft (9.4 m)
Deck width22 ft (6.7 m)
Roadway width18 ft (5.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,089 (2023)
Projected traffic1,611 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$314,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Trues Brook Road over Bloods Brook built?

It was built in 1952, making it 73 years old in 2025. It was reconstructed in 1986.

What condition is Trues Brook Road over Bloods Brook in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in October 2024.

How much traffic does Trues Brook Road over Bloods Brook carry?

About 1,089 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Trues Brook Road over Bloods Brook?

The structure is 65 ft (19.8 m) long with a longest span of 31 ft (9.4 m) and a deck 22 ft wide.

Who owns Trues Brook Road over Bloods Brook?

It is owned by the City or Municipal Highway Agency.