US Bridges

Md 450 over CSX Transportation

Good

Prince George's County, Maryland · 0.16 Mile West of Md 197 · Structure no. 100000160260010

Built
2003
22 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
105 ft
1 main span
Daily traffic
27,040
2012 count
Owner
State
State Highway Agency

About this bridge

Md 450 over CSX Transportation is a prestressed concrete stringer/multi-beam or girder carrying Md 450 over CSX Transportation in Prince George's County, Maryland. It was built in 2003, so it is 22 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 27,040 vehicles a day, roughly 8% of them trucks, projected to reach 36,504 by 2032. The structure is 105 ft (32 m) long and 99 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesMd 450
CrossesCSX Transportation
Location0.16 Mile West of Md 197
RouteState Highway 450
CountyPrince George's County
StateMaryland
Coordinates38.97329, -76.75983
Functional classUrban Other Principal 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.
Substructure8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68 US tons
Inventory rating40.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length105 ft (32 m)
Longest span100 ft (30.5 m)
Deck width99 ft (30.3 m)
Roadway width70 ft (21.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic27,040 (2012)
Projected traffic36,504 by 2032
Trucks8%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.2 mi (2 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Md 450 over CSX Transportation built?

It was built in 2003, making it 22 years old in 2025.

What condition is Md 450 over CSX Transportation 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 2024.

How much traffic does Md 450 over CSX Transportation carry?

About 27,040 vehicles per day (2012 count), of which roughly 8% are trucks.

How long is Md 450 over CSX Transportation?

The structure is 105 ft (32 m) long with a longest span of 100 ft (30.5 m) and a deck 99 ft wide.

Who owns Md 450 over CSX Transportation?

It is owned by the State Highway Agency.