US Bridges

US 40 Scn over Is 68 & Snib Hollow Run

Good

Allegany County, Maryland · 0.03 M E Od Mann Road · Structure no. 100000010129010

Built
1988
37 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
352 ft
3 main spans
Daily traffic
281
2009 count
Owner
State
State Highway Agency

About this bridge

US 40 Scn over Is 68 & Snib Hollow Run is a steel continuous stringer/multi-beam or girder carrying US 40 Scn over Is 68 & Snib Hollow Run in Allegany County, Maryland. It was built in 1988, so it is 37 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 281 vehicles a day, roughly 8% of them trucks, projected to reach 312 by 2026. The structure is 352 ft (107.3 m) long and 47 ft wide.

CarriesUS 40 Scn
CrossesIs 68 & Snib Hollow Run
Location0.03 M E Od Mann Road
RouteU.S. Route 40
Coordinates39.7012, -78.35375
Functional classRural Local

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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating77.5 US tons
Inventory rating46.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length352 ft (107.3 m)
Longest span139 ft (42.4 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic281 (2009)
Projected traffic312 by 2026
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and waterway
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 US 40 Scn over Is 68 & Snib Hollow Run built?

It was built in 1988, making it 37 years old in 2025.

What condition is US 40 Scn over Is 68 & Snib Hollow Run 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 May 2024.

How much traffic does US 40 Scn over Is 68 & Snib Hollow Run carry?

About 281 vehicles per day (2009 count), of which roughly 8% are trucks.

How long is US 40 Scn over Is 68 & Snib Hollow Run?

The structure is 352 ft (107.3 m) long with a longest span of 139 ft (42.4 m) and a deck 47 ft wide.

Who owns US 40 Scn over Is 68 & Snib Hollow Run?

It is owned by the State Highway Agency.