US Bridges

NH101 EB over Old Candia Road

Good

Rockingham County, New Hampshire · .85 Mi.E. of Chester Tpk · Structure no. 003700950006900

Built
1985
40 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
155 ft
1 main span
Daily traffic
26,196
2023 count
Owner
State
State Highway Agency

About this bridge

NH101 EB over Old Candia Road is a steel stringer/multi-beam or girder carrying NH101 EB over Old Candia Road in Rockingham County, New Hampshire. It was built in 1985, so it is 40 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 26,196 vehicles a day, roughly 7% of them trucks, projected to reach 38,770 by 2043. The structure is 155 ft (47.2 m) long and 45 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesNH101 EB
CrossesOld Candia Road
Location.85 Mi.E. of Chester Tpk
RouteState Highway 101
CountyRockingham County
StateNew Hampshire
Coordinates43.03715, -71.32578
Functional classRural Principal Arterial - Other

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating93 US tons
Inventory rating55 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length155 ft (47.2 m)
Longest span149 ft (45.4 m)
Deck width45 ft (13.6 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26,196 (2023)
Projected traffic38,770 by 2043
Trucks7%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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)
NavigationNot applicable (no waterway)

Frequently asked questions

When was NH101 EB over Old Candia Road built?

It was built in 1985, making it 40 years old in 2025.

What condition is NH101 EB over Old Candia Road 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 April 2023.

How much traffic does NH101 EB over Old Candia Road carry?

About 26,196 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is NH101 EB over Old Candia Road?

The structure is 155 ft (47.2 m) long with a longest span of 149 ft (45.4 m) and a deck 45 ft wide.

Who owns NH101 EB over Old Candia Road?

It is owned by the State Highway Agency.