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STC 1759;OLD HW 30 over DRAIN DITCH

Map

Coordinates:
+42.72278, -111.88944
42°43'22" N, 111°53'22" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:STC 1759;OLD HW 30 over DRAIN DITCH
Structure number:000000000023315
Location:AT BANCROFT
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:9.8 ft. [3.0 m]
Total length:26.9 ft. [8.2 m]
Roadway width between curbs:28.5 ft. [8.7 m]
Deck width edge-to-edge:32.2 ft. [9.8 m]
Skew angle:30°
Owner:County Highway Agency [02]
Year built:1976
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:3
Main spans material:Concrete continuous [2]
Main spans design:Culvert [19]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: April 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:200 [as of 2015]
Truck traffic:20% of total traffic
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Equal to present desirable criteria [8]
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]
Culvert condition:Shrinkage cracks, light scaling and insignificant spalling which does not expose reinforcing steel. Insignificant damage caused by drift with no misalignment and not requiring corrective action. Some minor scouring has occured near curtain walls, wingwalls or pipes. Metal culverts have a smooth symmetrical curvature with superficial corrosion and no pitting. [7]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:97.7

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
April 2017Good7 out of 1020097.7
April 2013GoodN out of 1020097.7
April 2011GoodN out of 1034099.0
April 2009GoodN out of 1034099.0
April 2007GoodN out of 1034099.0
April 2005GoodN out of 1034099.0
April 2003GoodN out of 1034099.0
April 2001GoodN out of 1034099.0
April 1999GoodN out of 1030099.0
April 1997GoodN out of 1030099.0
April 1995GoodN out of 1044098.0
April 1993GoodN out of 10250100.0
April 1991GoodN out of 10250100.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Culvert
Reinforced Concrete Culvertlinear ft.32221000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.5805800