DUNNAGAN ROAD over EAST CHICKAMAUGA CRK

This bridge is no longer in the current National Bridge Inventory database, and has likely been demolished or abandoned.

Map

Coordinates:
+34.77500, -85.07810
34°46'30" N, 85°04'41" W

Source: National Bridge Inventory. Information not verified; use at your own risk.

Name:	DUNNAGAN ROAD over EAST CHICKAMAUGA CRK
Structure number:	000000031350440
Location:	6.1 MI W OF DALTON
Purpose:	Carries highway over waterway
Route classification:	Local (Rural) `[09]`
Length of largest span:	36.7 ft. `[11.2 m]`
Total length:	73.8 ft. `[22.5 m]`
Roadway width between curbs:	30.5 ft. `[9.3 m]`
Deck width edge-to-edge:	31.8 ft. `[9.7 m]`
Owner:	County Highway Agency `[02]`
Year built:	1922
Year reconstructed:	1979
Historic significance:	Bridge is possibly eligible for the National Register of Historic Places `[3]`
Number of main spans:	2
Main spans material:	Concrete `[1]`
Main spans design:	Arch - Deck `[11]`
Deck type:	Concrete Cast-in-Place `[1]`
Wearing surface:	Bituminous `[6]`

Good/Fair/Poor Condition:	Poor
Status:	Posted for load `[P]`
Average daily traffic:	620 `[as of 2007]`
Deck condition:	Poor `[4 out of 9]`
Superstructure condition:	Fair `[5 out of 9]`
Substructure condition:	Fair `[5 out of 9]`
Structural appraisal:	Meets minimum tolerable limits to be left in place as is `[4]`
Deck geometry appraisal:	Equal to present minimum criteria `[6]`
Water adequacy appraisal:	Superior to present desirable criteria `[9]`
Roadway alignment appraisal:	Better than present minimum criteria `[7]`
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]`
Scour condition:	Bridge with "unknown" foundation that has not been evaluated for scour. `[U]`
Sufficiency rating:	60.6
Recommended work:	Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. `[31]`
Estimated cost of work:	$161,000

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
July 2008	Poor	Poor	Fair	Fair	620	60.6
June 1998	Poor	Poor	Fair	Fair	470	57.0
February 1992	Poor	Poor	Fair	Fair	390	48.1