US Bridges

Water Street over Johns River

Good

Coos County, New Hampshire · 0.05 MI from Brown ST · Structure no. 027401060010600

Built
1932
93 years old, rebuilt 2013
Condition
Good
inspected September 2023
Type
Slab
Concrete
Length
28 ft
1 main span
Daily traffic
182
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Water Street over Johns River is a concrete slab carrying Water Street over Johns River in Coos County, New Hampshire. It was built in 1932 and reconstructed in 2013, so it is 93 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 182 vehicles a day, roughly 4% of them trucks, projected to reach 269 by 2043. The structure is 28 ft (8.5 m) long and 18 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesWater Street
CrossesJohns River
Location0.05 MI from Brown ST
Coordinates44.3746, -71.61857
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating89.9 US tons
Inventory rating69.3 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length28 ft (8.5 m)
Longest span22 ft (6.7 m)
Deck width18 ft (5.5 m)
Roadway width15 ft (4.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic182 (2023)
Projected traffic269 by 2043
Trucks4%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 Water Street over Johns River built?

It was built in 1932, making it 93 years old in 2025. It was reconstructed in 2013.

What condition is Water Street over Johns River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2023.

How much traffic does Water Street over Johns River carry?

About 182 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Water Street over Johns River?

The structure is 28 ft (8.5 m) long with a longest span of 22 ft (6.7 m) and a deck 18 ft wide.

Who owns Water Street over Johns River?

It is owned by the City or Municipal Highway Agency.