US Bridges

Daniel Webster HWY over US 3 Fee Tpk NB Ramp

Good

Hillsborough County, New Hampshire · 0.02 MI from Robinson RD · Structure no. 017701370007600

Built
1955
70 years old, rebuilt 2010
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
64 ft
1 main span
Daily traffic
4,903
2023 count
Owner
Toll Authority
State Toll Authority

About this bridge

Daniel Webster HWY over US 3 Fee Tpk NB Ramp is a steel stringer/multi-beam or girder carrying Daniel Webster HWY over US 3 Fee Tpk NB Ramp in Hillsborough County, New Hampshire. It was built in 1955 and reconstructed in 2010, so it is 70 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 4,903 vehicles a day, roughly 4% of them trucks, projected to reach 7,256 by 2043. The structure is 64 ft (19.5 m) long and 36 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesDaniel Webster HWY
CrossesUS 3 Fee Tpk NB Ramp
Location0.02 MI from Robinson RD
RouteU.S. Route 3
Coordinates42.73643, -71.45657
Functional classUrban Minor Arterial

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.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.8 US tons
Inventory rating53.8 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length64 ft (19.5 m)
Longest span54 ft (16.5 m)
Deck width36 ft (11 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,903 (2023)
Projected traffic7,256 by 2043
Trucks4%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
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)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Daniel Webster HWY over US 3 Fee Tpk NB Ramp built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 2010.

What condition is Daniel Webster HWY over US 3 Fee Tpk NB Ramp 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 2024.

How much traffic does Daniel Webster HWY over US 3 Fee Tpk NB Ramp carry?

About 4,903 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Daniel Webster HWY over US 3 Fee Tpk NB Ramp?

The structure is 64 ft (19.5 m) long with a longest span of 54 ft (16.5 m) and a deck 36 ft wide.

Who owns Daniel Webster HWY over US 3 Fee Tpk NB Ramp?

It is owned by the State Toll Authority.