I 70 ML WBND over SAND CREEK

Map 

Facts 

Name:	I 70 ML WBND over SAND CREEK
Structure number:	E-17-GE
Location:	DENVER
Purpose:	Carries highway over waterway
Route classification:	Principal Arterial - Interstate (Urban) [11]
Length of largest span:	52.5 ft. [16.0 m]
Total length:	336.0 ft. [102.4 m]
Roadway width between curbs:	40.0 ft. [12.2 m]
Deck width edge-to-edge:	44.0 ft. [13.4 m]
Skew angle:	20°
Owner:	State Highway Agency [01]
Year built:	1964
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:	6
Main spans material:	Concrete [1]
Main spans design:	Tee beam [04]
Deck type:	Concrete Cast-in-Place [1]
Wearing surface:	Bituminous [6]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	68,000 [as of 2007]
Truck traffic:	9% of total traffic
Deck condition:	Fair [5 out of 9]
Superstructure condition:	Fair [5 out of 9]
Substructure condition:	Poor [4 out of 9]
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]
Scour condition:	Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Operating rating:	53.9 tons [49.0 metric tons]
Inventory rating:	31.9 tons [29.0 metric tons]
Evaluation:	Structurally deficient [1]
Sufficiency rating:	41.4
Recommended work:	Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:	$3,219,000

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	77,645 [as of 1997]
Truck traffic:	11% of total traffic
Deck condition:	Fair [5 out of 9]
Superstructure condition:	Fair [5 out of 9]
Substructure condition:	Poor [4 out of 9]
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]
Scour condition:	Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Operating rating:	53.5 tons [48.6 metric tons]
Inventory rating:	31.7 tons [28.8 metric tons]
Evaluation:	Structurally deficient [1]
Sufficiency rating:	35.8

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	41,500 [as of 1988]
Truck traffic:	9% of total traffic
Deck condition:	Fair [5 out of 9]
Superstructure condition:	Fair [5 out of 9]
Substructure condition:	Fair [5 out of 9]
Channel protection:	Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Scour condition:	Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Operating rating:	41.6 tons [37.8 metric tons]
Inventory rating:	36.6 tons [33.3 metric tons]
Sufficiency rating:	63.3
Recommended work:	Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:	$1,552,000

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