NH 9(LOUDON ROAD) over MERRIMACK RIVER
0.1 MI EAST JCT I-93 · County 013, New Hampshire · Built 1966 · 4 Lanes · 23,721 vehicles/day
Structurally Deficient
— One or more key components rated 4 (Poor) or below
Overall
Deck
3
Serious
Superstructure
5
Fair
Substructure
4
Poor
Condition Ratings
| Component | Rating | Description |
|---|---|---|
| Deck | 3 | Serious |
| Superstructure | 5 | Fair |
| Substructure | 4 | Poor |
Location
43.209033, -71.531164
This bridge is in worse condition than 96.9% of bridges in County 013. The average bridge in New Hampshire is 0 years old; this one is 60 years old.
Nearby Bridges
I-93 FEE TPK over NH 9 LOUDON ROAD
Built 1966
NH 9(LOUDON RD) over STORRS STREET CSX
Built 1970
I-93 SB ON RAMP over NHRR CONSTITUTION AV.
Built 1949
I-393 US 4 US202 over I-93
Built 1958
US202 over NHRR CONSTITUTION AV.
Built 1958
US202 over CSX
Built 1949
I-393 US 4 US202 over FORT EDDY RD
Built 1980
I-393 US 4 US202 over MERRIMACK RIVER
Built 1978
US 3 WATER ST over CSX
Built 2000
DELTA DRIVE over I-93 US 4
Built 1958
Bridge Details
- Structure #
- 005201630011100
- Year Built
- 1966
- Reconstructed
- 1996
- Length
- 160 m (524.9 ft)
- Max Span
- 43.9 m
- Width
- 23.5 m (77.1 ft)
- Lanes
- 4
- Daily Traffic
- 23,721
- Material
- Steel Continuous
- Design
- Stringer/Multi-beam or Girder
- Owner
- City or Municipal Highway Agency
- Last Inspected
- N/A
- Est. Improvement
- $272,000
- Total Project Cost
- $314,000
Data from FHWA National Bridge Inventory. Bridge conditions may have changed since the last inspection. This site is not affiliated with FHWA. Do not use for route clearance purposes.