US Bridges

Mollett Branch over Rockhouse Fork

PoorPosted for load

Martin County, Kentucky · 0.1 MI W of JCT Ky 1224 · Structure no. 080C00016N

Built
1960
65 years old
Condition
Poor
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
57 ft
1 main span
Daily traffic
100
2022 count
Owner
County
County Highway Agency

About this bridge

Mollett Branch over Rockhouse Fork is a steel stringer/multi-beam or girder carrying Mollett Branch over Rockhouse Fork in Martin County, Kentucky. It was built in 1960, so it is 65 years old, older than the Kentucky average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 100 vehicles a day, projected to reach 122 by 2042. The structure is 57 ft (17.4 m) long and 12 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

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CarriesMollett Branch
CrossesRockhouse Fork
Location0.1 MI W of JCT Ky 1224
RouteCounty Highway 1380
CountyMartin County
StateKentucky
Coordinates37.84194, -82.605
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating29 US tons
Inventory rating17.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length57 ft (17.4 m)
Longest span54 ft (16.6 m)
Deck width12 ft (3.6 m)
Roadway width11 ft (3.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2022)
Projected traffic122 by 2042
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$86,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Mollett Branch over Rockhouse Fork built?

It was built in 1960, making it 65 years old in 2025.

What condition is Mollett Branch over Rockhouse Fork in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in August 2024.

How much traffic does Mollett Branch over Rockhouse Fork carry?

About 100 vehicles per day (2022 count).

How long is Mollett Branch over Rockhouse Fork?

The structure is 57 ft (17.4 m) long with a longest span of 54 ft (16.6 m) and a deck 12 ft wide.

Who owns Mollett Branch over Rockhouse Fork?

It is owned by the County Highway Agency.