4 TH STREET over BALD HILL BRANCH

Facts 

Name:	4 TH STREET over BALD HILL BRANCH
Structure number:	200000P-0298020
Location:	0.12 MI W OF MAIN STREET
Purpose:	Carries highway and pedestrian walkway over waterway
Route classification:	Local (Urban) [19]
Length of largest span:	12.1 ft. [3.7 m]
Total length:	38.1 ft. [11.6 m]
Roadway width between curbs:	29.9 ft. [9.1 m]
Deck width edge-to-edge:	40.0 ft. [12.2 m]
Owner:	County Highway Agency [02]
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:	3
Main spans material:	Concrete [1]
Main spans design:	Culvert [19]
Deck type:	Not applicable [N]

2010 Inspection 

Status:	Posted for load [P]
Average daily traffic:	500 [as of 2007]
Truck traffic:	10% of total traffic
Channel protection:	Bank and embankment protection is severely undermined. River control devices have severe damage. Large deposits of debris are in the channel. [4]
Culvert condition:	Deterioration or initial disintegration, minor chloride contamination, cracking with some leaching, or spalls on concrete or masonry walls and slabs. Local minor scouring at curtain walls, wingwalls or pipes. Metal culverts have a smooth curvature, non-symmetrical shape, significant corrosion or moderate pitting. [6]
Scour condition:	Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:	55.4 tons [50.4 metric tons]
Inventory rating:	34.7 tons [31.5 metric tons]
Sufficiency rating:	99.7

2000 Inspection 

Status:	Posted for load [P]
Average daily traffic:	420 [as of 1998]
Truck traffic:	10% of total traffic
Channel protection:	Bank and embankment protection is severely undermined. River control devices have severe damage. Large deposits of debris are in the channel. [4]
Culvert condition:	Deterioration or initial disintegration, minor chloride contamination, cracking with some leaching, or spalls on concrete or masonry walls and slabs. Local minor scouring at curtain walls, wingwalls or pipes. Metal culverts have a smooth curvature, non-symmetrical shape, significant corrosion or moderate pitting. [6]
Scour condition:	Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:	55.4 tons [50.4 metric tons]
Inventory rating:	34.7 tons [31.5 metric tons]
Sufficiency rating:	97.7

1992 Inspection 

Status:	Posted for load [P]
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]
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 not over waterway. [N]
Operating rating:	21.8 tons [19.8 metric tons]
Inventory rating:	23.8 tons [21.6 metric tons]
Sufficiency rating:	87.5

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