US Bridges

Munford Avenue over Duck Creek S Branch

Good

San Joaquin County, California · 0.2 MI W of E. Mariposa · Structure no. 29C0377

Built
1964
61 years old, rebuilt 2014
Condition
Good
inspected September 2024
Type
Slab
Concrete Continuous
Length
57 ft
3 main spans
Daily traffic
323
2013 count
Owner
County
County Highway Agency

About this bridge

Munford Avenue over Duck Creek S Branch is a concrete continuous slab carrying Munford Avenue over Duck Creek S Branch in San Joaquin County, California. It was built in 1964 and reconstructed in 2014, so it is 61 years old, older than the California average of 54.8 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 323 vehicles a day, roughly 2% of them trucks, projected to reach 1,258 by 2046. The structure is 57 ft (17.4 m) long and 47 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMunford Avenue
CrossesDuck Creek S Branch
Location0.2 MI W of E. Mariposa
RouteCounty Highway 0
Coordinates37.92963, -121.22709
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
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 geometry9: Superior to present desirable criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.8 US tons
Inventory rating29.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length57 ft (17.4 m)
Longest span22 ft (6.7 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic323 (2013)
Projected traffic1,258 by 2046
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Munford Avenue over Duck Creek S Branch built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 2014.

What condition is Munford Avenue over Duck Creek S 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 September 2024.

How much traffic does Munford Avenue over Duck Creek S Branch carry?

About 323 vehicles per day (2013 count), of which roughly 2% are trucks.

How long is Munford Avenue over Duck Creek S Branch?

The structure is 57 ft (17.4 m) long with a longest span of 22 ft (6.7 m) and a deck 47 ft wide.

Who owns Munford Avenue over Duck Creek S Branch?

It is owned by the County Highway Agency.