US Bridges

CR 1600 over Unnamed Creek

Good

Lee County, Mississippi · Sec 7 T 9S R 5E B · Structure no. SA4100000000060

Built
1999
26 years old
Condition
Good
inspected February 2025
Type
Channel Beam
Concrete
Length
69 ft
3 main spans
Daily traffic
2,705
2025 count
Owner
County
County Highway Agency

About this bridge

CR 1600 over Unnamed Creek is a concrete channel beam carrying CR 1600 over Unnamed Creek in Lee 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 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 2,705 vehicles a day, roughly 8% of them trucks, projected to reach 4,050 by 2045. The structure is 69 ft (21 m) long and 35 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCR 1600
CrossesUnnamed Creek
LocationSec 7 T 9S R 5E B
RouteCounty Highway 1866
Coordinates34.30823, -88.82143
Functional classRural Major Collector

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 protection8 Very GoodNo problems noted.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum 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 rating65.9 US tons
Inventory rating39.7 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length69 ft (21 m)
Longest span31 ft (9.4 m)
Deck width35 ft (10.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,705 (2025)
Projected traffic4,050 by 2045
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 CR 1600 over Unnamed Creek built?

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

What condition is CR 1600 over Unnamed Creek 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 February 2025.

How much traffic does CR 1600 over Unnamed Creek carry?

About 2,705 vehicles per day (2025 count), of which roughly 8% are trucks.

How long is CR 1600 over Unnamed Creek?

The structure is 69 ft (21 m) long with a longest span of 31 ft (9.4 m) and a deck 35 ft wide.

Who owns CR 1600 over Unnamed Creek?

It is owned by the County Highway Agency.