W FRONTAGE ROAD over SAND CREEK

Map 

Facts 

Name:	W FRONTAGE ROAD over SAND CREEK
Structure number:	I-18-BG
Location:	FRONTAGE RD N OF AIRPORT
Purpose:	Carries highway over waterway
Route classification:	Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:	16.1 ft. [4.9 m]
Total length:	49.9 ft. [15.2 m]
Deck width edge-to-edge:	86.6 ft. [26.4 m]
Skew angle:	5°
Owner:	State Highway Agency [01]
Year built:	1995
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 [1]
Main spans design:	Culvert [19]
Deck type:	Not applicable [N]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	38,700 [as of 2008]
Truck traffic:	8% of total traffic
Channel protection:	Bank protection has failed. River control devices have been destroyed. Stream bed aggradation, degradation or lateral movement has changed the channel to now threaten the bridge and/or approach roadway. [3]
Culvert condition:	Large spalls, heavy scaling, wide cracks, considerable efflorescence or opened construction joint permitting loss of backfill. Considerable settlement or misalignment. Considerable scouring or erosion at curtain walls, wingwalls or pipes. Metal culverts have significant distortion and deflection throughout, extensive corrosion or deep pitting. [4]
Scour condition:	Bridge foundations determined to be stable for assessed or calculated scour conditions; field review indicates action is required. [4]
Operating rating:	36.0 tons [32.7 metric tons]
Inventory rating:	36.0 tons [32.7 metric tons]
Evaluation:	Structurally deficient [1]
Sufficiency rating:	67.3

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	30,765 [as of 1997]
Truck traffic:	3% of total traffic
Channel protection:	Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Culvert condition:	No noticeable or noteworthy deficiencies which affect the condition of the culvert. Insignificant scrape marks caused by drift. [8]
Scour condition:	Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:	35.6 tons [32.4 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Sufficiency rating:	94.1

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