US Bridges

Mitscher Way over Rose Creek

Fair

San Diego County, California · 1.5KM South of Miramar RD · Structure no. 2CA7555

Built
1935
90 years old, rebuilt 2005
Condition
Fair
inspected June 2023
Type
Culvert
Concrete
Length
29 ft
4 main spans
Daily traffic
4,000
2015 count
Owner
Federal
Navy / Marines

About this bridge

Mitscher Way over Rose Creek is a concrete culvert carrying Mitscher Way over Rose Creek in San Diego County, California. It was built in 1935 and reconstructed in 2005, so it is 90 years old, older than the California average of 54.8 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 4,000 vehicles a day, roughly 5% of them trucks, projected to reach 4,500 by 2042. The structure is 29 ft (8.7 m) long and 75 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesMitscher Way
CrossesRose Creek
Location1.5KM South of Miramar RD
CountySan Diego County
StateCalifornia
Coordinates32.88, -117.13075
Functional classUrban 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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.1 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadUnknown
Structure length29 ft (8.7 m)
Longest span7 ft (2 m)
Deck width75 ft (22.9 m)
Roadway width52 ft (15.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,000 (2015)
Projected traffic4,500 by 2042
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerNavy / Marines
Maintained byNavy / Marines
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$33,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Mitscher Way over Rose Creek built?

It was built in 1935, making it 90 years old in 2025. It was reconstructed in 2005.

What condition is Mitscher Way over Rose Creek 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 June 2023.

How much traffic does Mitscher Way over Rose Creek carry?

About 4,000 vehicles per day (2015 count), of which roughly 5% are trucks.

How long is Mitscher Way over Rose Creek?

The structure is 29 ft (8.7 m) long with a longest span of 7 ft (2 m) and a deck 75 ft wide.

Who owns Mitscher Way over Rose Creek?

It is owned by the Navy / Marines.