US 181 over C C SHIP CHANNEL

Map 

Facts 

Name:	US 181 over C C SHIP CHANNEL
Structure number:	161780010106041
Location:	3.16 M SW OF NUECES CO LN
Purpose:	Carries highway over highway, waterway, and railroad
Route classification:	Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:	620.1 ft. [189.0 m]
Total length:	5818.2 ft. [1773.3 m]
Roadway width between curbs:	72.5 ft. [22.1 m]
Deck width edge-to-edge:	82.0 ft. [25.0 m]
Vertical clearance above deck:	16.7 ft. [5.1 m]
Vertical clearance below bridge:	139.8 ft. [42.6 m]
Skew angle:	99°
Owner:	State Highway Agency [01]
Year built:	1959
Year reconstructed:	2005
Historic significance:	Bridge is eligible for the National Register of Historic Places [2]
Design load:	MS 18 / HS 20 [5]
Number of main spans:	3
Main spans material:	Steel continuous [4]
Main spans design:	Truss - Thru [10]
Deck type:	Concrete Cast-in-Place [1]
Wearing surface:	Monolithic Concrete (concurrently placed with structural deck) [1]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	46,230 [as of 2008]
Truck traffic:	6% of total traffic
Deck condition:	Satisfactory [6 out of 9]
Superstructure condition:	Satisfactory [6 out of 9]
Substructure condition:	Satisfactory [6 out of 9]
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]
Pier/abutment protection:	None present but re-evaluation suggested [5]
Scour condition:	Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:	48.8 tons [44.4 metric tons]
Inventory rating:	36.0 tons [32.7 metric tons]
Sufficiency rating:	67.0
Recommended work:	Other structural work, including hydraulic replacements. [38]
Estimated cost of work:	$1,048,000

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	44,700 [as of 1998]
Truck traffic:	6% of total traffic
Deck condition:	Satisfactory [6 out of 9]
Superstructure condition:	Satisfactory [6 out of 9]
Substructure condition:	Satisfactory [6 out of 9]
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]
Pier/abutment protection:	None present but re-evaluation suggested [5]
Scour condition:	Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:	48.5 tons [44.1 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Sufficiency rating:	73.0
Recommended work:	Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:	$10,705,000

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	36,000 [as of 1990]
Truck traffic:	5% of total traffic
Deck condition:	Good [7 out of 9]
Superstructure condition:	Satisfactory [6 out of 9]
Substructure condition:	Good [7 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:	Scour calculation/evaluation has not been made. [6]
Operating rating:	48.5 tons [44.1 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Sufficiency rating:	73.0
Recommended work:	Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:	$10,705,000

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