US Bridges

G16 Boston RD over Branch of Buck Creek

Good

Cass County, Iowa · 077360901 · Structure no. 000000000100941

Built
2022
3 years old
Condition
Good
inspected March 2023
Type
Culvert
Concrete Continuous
Length
29 ft
2 main spans
Daily traffic
89
2022 count
Owner
County
County Highway Agency

About this bridge

G16 Boston RD over Branch of Buck Creek is a concrete continuous culvert carrying G16 Boston RD over Branch of Buck Creek in Cass County, Iowa. It was built in 2022, so it is 3 years old, younger than the Iowa average of 45.5 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 89 vehicles a day, projected to reach 89 by 2043. The structure is 29 ft (8.8 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesG16 Boston RD
CrossesBranch of Buck Creek
Location077360901
RouteCounty Highway 0
StateIowa
Coordinates41.49006, -95.00167
Functional classRural Minor Collector

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 protection8 Very GoodNo problems noted.
Culvert9 ExcellentNo problems noted.
Last inspectionMarch 2023
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 alignment7: Better than present minimum criteria
Operating rating63.9 US tons
Inventory rating49.3 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHL 93
Structure length29 ft (8.8 m)
Longest span14 ft (4.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic89 (2022)
Projected traffic89 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was G16 Boston RD over Branch of Buck Creek built?

It was built in 2022, making it 3 years old in 2025.

What condition is G16 Boston RD over Branch of Buck Creek 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 March 2023.

How much traffic does G16 Boston RD over Branch of Buck Creek carry?

About 89 vehicles per day (2022 count).

How long is G16 Boston RD over Branch of Buck Creek?

The structure is 29 ft (8.8 m) long with a longest span of 14 ft (4.3 m).

Who owns G16 Boston RD over Branch of Buck Creek?

It is owned by the County Highway Agency.