US Bridges

Md 97 over Reddy Branch

Good

Montgomery County, Maryland · 2 Mi. North of Olney · Structure no. 100000150460010

Built
2022
3 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
125 ft
1 main span
Daily traffic
10,400
2013 count
Owner
State
State Highway Agency

About this bridge

Md 97 over Reddy Branch is a prestressed concrete stringer/multi-beam or girder carrying Md 97 over Reddy Branch in Montgomery County, Maryland. It was built in 2022, so it is 3 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 10,400 vehicles a day, roughly 5% of them trucks, projected to reach 12,700 by 2033. The structure is 125 ft (38.2 m) long and 35 ft wide.

CarriesMd 97
CrossesReddy Branch
Location2 Mi. North of Olney
RouteState Highway 97
Coordinates38.71353, -76.52993
Functional classUrban Minor 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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.4 US tons
Inventory rating45.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length125 ft (38.2 m)
Longest span120 ft (36.6 m)
Deck width35 ft (10.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,400 (2013)
Projected traffic12,700 by 2033
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 97 over Reddy Branch built?

It was built in 2022, making it 3 years old in 2025.

What condition is Md 97 over Reddy 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 March 2023.

How much traffic does Md 97 over Reddy Branch carry?

About 10,400 vehicles per day (2013 count), of which roughly 5% are trucks.

How long is Md 97 over Reddy Branch?

The structure is 125 ft (38.2 m) long with a longest span of 120 ft (36.6 m) and a deck 35 ft wide.

Who owns Md 97 over Reddy Branch?

It is owned by the State Highway Agency.