RTE 987G over COUNTY ROAD 21

Map

Coordinates:
+41.64434, -73.78801
41°38'40" N, 73°47'17" W

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

Name:	RTE 987G over COUNTY ROAD 21
Structure number:	000000005502379
Location:	1.4 MI NW OF ARTHURSBURG
Purpose:	Carries highway over highway
Route classification:	Principal Arterial - Other Freeways or Expressways (Urban) `[12]`
Length of largest span:	38.7 ft. `[11.8 m]`
Total length:	43.0 ft. `[13.1 m]`
Roadway width between curbs:	44.0 ft. `[13.4 m]`
Deck width edge-to-edge:	59.7 ft. `[18.2 m]`
Vertical clearance above deck:	14.4 ft. `[4.4 m]`
Vertical clearance below bridge:	13.1 ft. `[4.0 m]`
Skew angle:	22°
Owner:	State Highway Agency `[01]`
Year built:	1937
Historic significance:	Historical significance is not determinable at this time `[4]`
Design load:	M 18 / H 20 `[4]`
Main span material:	Concrete `[1]`
Main span design:	Frame `[07]`
Deck type:	Not applicable `[N]`
Wearing surface:	Bituminous `[6]`

Good/Fair/Poor Condition:	Fair
Status:	Open, no restriction `[A]`
Average daily traffic:	20,944 `[as of 2017]`
Superstructure condition:	Satisfactory `[6 out of 9]`
Substructure condition:	Satisfactory `[6 out of 9]`
Structural appraisal:	Somewhat better than minimum adequacy to tolerate being left in place as is `[5]`
Deck geometry appraisal:	Basically intolerable requiring high priority of replacement `[2]`
Underclearances appraisal:	Meets minimum tolerable limits to be left in place as is `[4]`
Roadway alignment appraisal:	Equal to present desirable criteria `[8]`
Scour condition:	Bridge not over waterway. `[N]`
Sufficiency rating:	63.6
Recommended work:	Widening of existing bridge with deck rehabilitation or replacement. `[34]`
Estimated cost of work:	$2,770,000

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
March 2017	Fair	-	Satisfactory	Satisfactory	20944	63.6
March 2015	Fair	Satisfactory	Satisfactory	Satisfactory	17847	69.2
April 2013	Fair	Satisfactory	Satisfactory	Satisfactory	17847	69.2
April 2011	Fair	Satisfactory	Satisfactory	Satisfactory	17900	69.1
March 2009	Fair	Satisfactory	Satisfactory	Satisfactory	18405	69.0
March 2007	Fair	Satisfactory	Satisfactory	Satisfactory	18405	69.0
March 2005	Fair	Satisfactory	Satisfactory	Satisfactory	15987	69.5
January 2003	Fair	Satisfactory	Satisfactory	Satisfactory	15987	69.5
February 2001	Fair	Satisfactory	Satisfactory	Good	15775	69.7
March 1999	Fair	Satisfactory	Satisfactory	Good	16286	69.6
February 1997	Fair	-	Satisfactory	Good	15257	69.8
April 1995	Fair	-	Fair	Very Good	15257	55.4
April 1993	Fair	-	Satisfactory	Satisfactory	13350	67.7
March 1991	Fair	-	Very Good	Satisfactory	14610	69.9

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.

Element	Units	Quantity	1-Good	2-Fair	3-Poor	4-Serious
Substructure
Reinforced Concrete Abutment	linear ft.	118	0	114	4	0
Bridge Rail
Masonry Bridge Rail	linear ft.	85	0	85	0	0
Deck
Reinforced Concrete Slab	sq. ft.	2,310	0	2,221	89	0