US Bridges

Circ HWY EB over Daniel Webster HWY

Fair

Hillsborough County, New Hampshire · .3 MI East Fee Tpk · Structure no. 017701510005600

Built
1993
32 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
128 ft
1 main span
Daily traffic
18,109
2023 count
Owner
Toll Authority
State Toll Authority

About this bridge

Circ HWY EB over Daniel Webster HWY is a steel stringer/multi-beam or girder carrying Circ HWY EB over Daniel Webster HWY in Hillsborough County, New Hampshire. It was built in 1993, so it is 32 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 fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 18,109 vehicles a day, roughly 7% of them trucks, projected to reach 26,801 by 2043. The structure is 128 ft (39 m) long and 59 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesCirc HWY EB
CrossesDaniel Webster HWY
Location.3 MI East Fee Tpk
RouteState Highway 0
CountyHillsborough County
StateNew Hampshire
Coordinates42.72262, -71.44393
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating90.4 US tons
Inventory rating54.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length128 ft (39 m)
Longest span122 ft (37.2 m)
Deck width59 ft (18 m)
Roadway width55 ft (16.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,109 (2023)
Projected traffic26,801 by 2043
Trucks7%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a toll road
National Highway SystemYes

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
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 Circ HWY EB over Daniel Webster HWY built?

It was built in 1993, making it 32 years old in 2025.

What condition is Circ HWY EB over Daniel Webster HWY in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in April 2024.

How much traffic does Circ HWY EB over Daniel Webster HWY carry?

About 18,109 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is Circ HWY EB over Daniel Webster HWY?

The structure is 128 ft (39 m) long with a longest span of 122 ft (37.2 m) and a deck 59 ft wide.

Who owns Circ HWY EB over Daniel Webster HWY?

It is owned by the State Toll Authority.