US Bridges

Cedar Stream Road over Dead Water Stream

Good

Coos County, New Hampshire · Town RD · Structure no. 004801090010100

Built
2004
21 years old
Condition
Good
inspected September 2024
Type
Culvert
Steel
Length
52 ft
1 main span
Daily traffic
96
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Cedar Stream Road over Dead Water Stream is a steel culvert carrying Cedar Stream Road over Dead Water Stream in Coos County, New Hampshire. It was built in 2004, so it is 21 years old, younger 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 96 vehicles a day, projected to reach 142 by 2043. The structure is 52 ft (15.9 m) long. If it were closed, the detour would be 98.8 mi (159 km).

CarriesCedar Stream Road
CrossesDead Water Stream
LocationTown RD
Coordinates45.03303, -71.37682
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating110.1 US tons
Inventory rating62.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadHS 25 or greater
Structure length52 ft (15.9 m)
Longest span52 ft (15.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic96 (2023)
Projected traffic142 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
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 Cedar Stream Road over Dead Water Stream built?

It was built in 2004, making it 21 years old in 2025.

What condition is Cedar Stream Road over Dead Water Stream 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 2024.

How much traffic does Cedar Stream Road over Dead Water Stream carry?

About 96 vehicles per day (2023 count).

How long is Cedar Stream Road over Dead Water Stream?

The structure is 52 ft (15.9 m) long with a longest span of 52 ft (15.9 m).

Who owns Cedar Stream Road over Dead Water Stream?

It is owned by the City or Municipal Highway Agency.