US Bridges

Md 75 over Haines Branch

Good

Frederick County, Maryland · 0.56 MI S of Carroll CO · Structure no. 100000100172010

Built
2015
10 years old
Condition
Good
inspected October 2023
Type
Slab
Prestressed Concrete
Length
37 ft
1 main span
Daily traffic
1,150
2011 count
Owner
State
State Highway Agency

About this bridge

Md 75 over Haines Branch is a prestressed concrete slab carrying Md 75 over Haines Branch in Frederick County, Maryland. It was built in 2015, so it is 10 years old, younger than the Maryland average of 52.6 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 1,150 vehicles a day, roughly 8% of them trucks, projected to reach 2,100 by 2031. The structure is 37 ft (11.4 m) long and 40 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesMd 75
CrossesHaines Branch
Location0.56 MI S of Carroll CO
RouteState Highway 75
CountyFrederick County
StateMaryland
Coordinates39.5523, -77.18222
Functional classRural Major Collector

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.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating88.6 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length37 ft (11.4 m)
Longest span33 ft (10.1 m)
Deck width40 ft (12.2 m)
Roadway width36 ft (10.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,150 (2011)
Projected traffic2,100 by 2031
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Md 75 over Haines Branch built?

It was built in 2015, making it 10 years old in 2025.

What condition is Md 75 over Haines Branch 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 October 2023.

How much traffic does Md 75 over Haines Branch carry?

About 1,150 vehicles per day (2011 count), of which roughly 8% are trucks.

How long is Md 75 over Haines Branch?

The structure is 37 ft (11.4 m) long with a longest span of 33 ft (10.1 m) and a deck 40 ft wide.

Who owns Md 75 over Haines Branch?

It is owned by the State Highway Agency.