US Bridges

NH101 WB Ramp over CSX

Good

Rockingham County, New Hampshire · 0.2 MI E JCT Nh 85 · Structure no. 008201020010100

Built
1994
31 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
95 ft
1 main span
Daily traffic
25,640
2023 count
Owner
State
State Highway Agency

About this bridge

NH101 WB Ramp over CSX is a steel stringer/multi-beam or girder carrying NH101 WB Ramp over CSX in Rockingham County, New Hampshire. It was built in 1994, so it is 31 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 25,640 vehicles a day, roughly 7% of them trucks, projected to reach 37,947 by 2043. The structure is 95 ft (29 m) long and 84 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesNH101 WB Ramp
CrossesCSX
Location0.2 MI E JCT Nh 85
RouteState Highway 101
Coordinates43.00091, -70.94375
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating88.5 US tons
Inventory rating52.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length95 ft (29 m)
Longest span90 ft (27.4 m)
Deck width84 ft (25.5 m)
Roadway width80 ft (24.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25,640 (2023)
Projected traffic37,947 by 2043
Trucks7%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

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 WB Ramp over CSX built?

It was built in 1994, making it 31 years old in 2025.

What condition is NH101 WB Ramp over CSX 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 May 2024.

How much traffic does NH101 WB Ramp over CSX carry?

About 25,640 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is NH101 WB Ramp over CSX?

The structure is 95 ft (29 m) long with a longest span of 90 ft (27.4 m) and a deck 84 ft wide.

Who owns NH101 WB Ramp over CSX?

It is owned by the State Highway Agency.