US Bridges

County HWY 1003 over Big Branch

Good

Marshall County, Alabama · 166 Ft E JCT 1077 · Structure no. 020573

Built
2014
11 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
70 ft
1 main span
Daily traffic
80
2014 count
Owner
County
County Highway Agency

About this bridge

County HWY 1003 over Big Branch is a prestressed concrete stringer/multi-beam or girder carrying County HWY 1003 over Big Branch in Marshall County, Alabama. It was built in 2014, so it is 11 years old, younger than the Alabama average of 51.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 80 vehicles a day, projected to reach 100 by 2044. The structure is 70 ft (21.3 m) long and 31 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesCounty HWY 1003
CrossesBig Branch
Location166 Ft E JCT 1077
RouteCounty Highway 3
CountyMarshall County
StateAlabama
Coordinates34.20953, -86.36132
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating87.6 US tons
Inventory rating59.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length70 ft (21.3 m)
Longest span69 ft (20.9 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic80 (2014)
Projected traffic100 by 2044
Trucks0%
Lanes on structure2
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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$660,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County HWY 1003 over Big Branch built?

It was built in 2014, making it 11 years old in 2025.

What condition is County HWY 1003 over Big 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 June 2024.

How much traffic does County HWY 1003 over Big Branch carry?

About 80 vehicles per day (2014 count).

How long is County HWY 1003 over Big Branch?

The structure is 70 ft (21.3 m) long with a longest span of 69 ft (20.9 m) and a deck 31 ft wide.

Who owns County HWY 1003 over Big Branch?

It is owned by the County Highway Agency.