+42.80265, -91.88544
42°48'10" N, 91°53'08" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:120TH ST. over LITTLE VOLGA R
Structure number:000000000150511
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:44.0 ft. [13.4 m]
Total length:115.5 ft. [35.2 m]
Roadway width between curbs:24.6 ft. [7.5 m]
Deck width edge-to-edge:27.2 ft. [8.3 m]
Skew angle:15°
Owner:County Highway Agency [02]
Year built:1996
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:3
Main spans material:Concrete continuous [2]
Main spans design:Slab [01]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: December 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:15 [as of 2017]
Deck condition:Very Good [8 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Equal to present desirable criteria [8]
Deck geometry appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:99.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
December 2017GoodVery GoodVery GoodVery Good1599.0
October 2015GoodVery GoodVery GoodVery Good3099.0
October 2013GoodVery GoodVery GoodVery Good3097.0
October 2011GoodExcellentExcellentExcellent3097.0
September 2009GoodExcellentExcellentExcellent3096.9
September 2007GoodExcellentExcellentExcellent3097.0
August 2005GoodExcellentExcellentExcellent3097.0
July 2003GoodExcellentExcellentExcellent3097.0
August 2001GoodExcellentExcellentExcellent3097.0
August 1999GoodExcellentExcellentExcellent3097.0
August 1997GoodExcellentExcellentExcellent3097.0