US Bridges

Isom Chapel Road over Coldwater River

Fair

Marshall County, Mississippi · Sec 27 T 2S R 3W B · Structure no. SA4700000000030

Built
1999
26 years old
Condition
Fair
inspected March 2023
Type
Channel Beam
Concrete
Length
57 ft
3 main spans
Daily traffic
100
2021 count
Owner
County
County Highway Agency

About this bridge

Isom Chapel Road over Coldwater River is a concrete channel beam carrying Isom Chapel Road over Coldwater River in Marshall County, Mississippi. It was built in 1999, so it is 26 years old, younger than the Mississippi average of 38.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 100 vehicles a day, roughly 8% of them trucks, projected to reach 150 by 2041. The structure is 57 ft (17.3 m) long and 28 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

Location

Open in Google Maps
CarriesIsom Chapel Road
CrossesColdwater River
LocationSec 27 T 2S R 3W B
RouteCounty Highway 68
CountyMarshall County
StateMississippi
Coordinates34.88328, -89.49491
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to 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 rating47.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length57 ft (17.3 m)
Longest span19 ft (5.8 m)
Deck width28 ft (8.6 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2021)
Projected traffic150 by 2041
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Isom Chapel Road over Coldwater River built?

It was built in 1999, making it 26 years old in 2025.

What condition is Isom Chapel Road over Coldwater River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in March 2023.

How much traffic does Isom Chapel Road over Coldwater River carry?

About 100 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is Isom Chapel Road over Coldwater River?

The structure is 57 ft (17.3 m) long with a longest span of 19 ft (5.8 m) and a deck 28 ft wide.

Who owns Isom Chapel Road over Coldwater River?

It is owned by the County Highway Agency.