US Bridges

Arrow HWY over Puddingstone Chan

Good

Los Angeles County, California · 0.2MI E/O San Dimas Cn RD · Structure no. 53C1920

Built
1990
35 years old
Condition
Good
inspected October 2021
Type
Culvert
Concrete
Length
24 ft
2 main spans
Daily traffic
20,800
2012 count
Owner
City
City or Municipal Highway Agency

About this bridge

Arrow HWY over Puddingstone Chan is a concrete culvert carrying Arrow HWY over Puddingstone Chan in Los Angeles County, California. It was built in 1990, so it is 35 years old, younger 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 20,800 vehicles a day, roughly 5% of them trucks, projected to reach 24,960 by 2041. The structure is 24 ft (7.3 m) long. If it were closed, the detour would be 5 mi (8 km).

CarriesArrow HWY
CrossesPuddingstone Chan
Location0.2MI E/O San Dimas Cn RD
RouteCity Street 0L528
Coordinates34.10065, -117.79012
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection9 ExcellentNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length24 ft (7.3 m)
Longest span11 ft (3.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,800 (2012)
Projected traffic24,960 by 2041
Trucks5%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Arrow HWY over Puddingstone Chan built?

It was built in 1990, making it 35 years old in 2025.

What condition is Arrow HWY over Puddingstone Chan 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 October 2021.

How much traffic does Arrow HWY over Puddingstone Chan carry?

About 20,800 vehicles per day (2012 count), of which roughly 5% are trucks.

How long is Arrow HWY over Puddingstone Chan?

The structure is 24 ft (7.3 m) long with a longest span of 11 ft (3.4 m).

Who owns Arrow HWY over Puddingstone Chan?

It is owned by the City or Municipal Highway Agency.