US Bridges

Ramp T over CSX RR & Holmes ST

Poor

Ingham County, Michigan · In Lansing · Structure no. 000000000003771

Built
1969
56 years old, rebuilt 1992
Condition
Poor
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
719 ft
11 main spans
Daily traffic
7,766
2010 count
Owner
State
State Highway Agency

About this bridge

Ramp T over CSX RR & Holmes ST is a steel stringer/multi-beam or girder carrying Ramp T over CSX RR & Holmes ST in Ingham County, Michigan. It was built in 1969 and reconstructed in 1992, so it is 56 years old, older than the Michigan average of 48.3 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.

It carries about 7,766 vehicles a day, roughly 8% of them trucks, projected to reach 8,000 by 2020. The structure is 719 ft (219 m) long and 28 ft wide.

Location

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CarriesRamp T
CrossesCSX RR & Holmes ST
LocationIn Lansing
RouteInterstate 496
CountyIngham County
StateMichigan
Coordinates42.72693, -84.53303
Functional classUrban Principal Arterial - Interstate

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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.2 US tons
Inventory rating37.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans11
Design loadHS 20
Structure length719 ft (219 m)
Longest span93 ft (28.4 m)
Deck width28 ft (8.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,766 (2010)
Projected traffic8,000 by 2020
Trucks8%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed—
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 proposedDeck replacement with only incidental widening
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ramp T over CSX RR & Holmes ST built?

It was built in 1969, making it 56 years old in 2025. It was reconstructed in 1992.

What condition is Ramp T over CSX RR & Holmes ST 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 September 2023.

How much traffic does Ramp T over CSX RR & Holmes ST carry?

About 7,766 vehicles per day (2010 count), of which roughly 8% are trucks.

How long is Ramp T over CSX RR & Holmes ST?

The structure is 719 ft (219 m) long with a longest span of 93 ft (28.4 m) and a deck 28 ft wide.

Who owns Ramp T over CSX RR & Holmes ST?

It is owned by the State Highway Agency.