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Main St over Pepin Creek

Whatcom County, Washington · rated Good in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

Main St over Pepin Creek in Whatcom County, Washington, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the superstructure, rated 7 (good condition) on the 0-9 scale.
It was built in 2022, making it 3 years old at the 2025 inventory.
It carries about 6,100 vehicles a day (traffic count year 2022).
Its listed owner is a city or municipal highway agency.
It is one of 157 of the 355 inventoried bridges in Whatcom County rated good (44.2%); 20 (5.6%) are rated poor.
A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.

Component ratings


Structure	Prestressed concrete tee beam
Length	about 66 ft
Location	100 West of Dahlia St
NBI structure number	089341000000000
Condition class	Good

Source: FHWA National Bridge Inventory, 2025 data as reported by the Washington department of transportation.

Bridge	Built	Vehicles/day	Condition
I-5 over Orchard Dr/squalicum CR	1958	39,925	Fair
I-5 over Orchard Dr/squalicum CR	1958	39,925	Fair
I-5 over Meador Ave	1957	38,169	Fair
I-5 over Meador Ave	1957	38,169	Fair
I-5 over Iowa St	1957	33,565	Fair
I-5 over Whatcom Creek	1957	33,565	Fair