US 40 ALT over ANTIETAM CREEK (Route: 40)
Num:100000210018010x
Open: no restriction [A]
Built: 1823, Reconstructed: 1930
Historic: Bridge is possibly eligible for the NRHP. [3]

Google Streetview (If Available)

Rough Distance: 0 Miles (0 Kilometers)

Bridge Type
Main Span(s): Masonry [8] Arch - Deck [11]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]

Bridge Dimensions
Length: 39.9 m = 130.9 ft
Main Spans: 3 at 14.3 m = 46.9 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 9.1 m = 29.9 ft (2 Lanes) and Out-To-Out: 10.3 m = 33.8 ft for a 11.6 m = 38.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A

Location
Ballenger Creek [03800]: Washington County [043], Maryland [24]
Owned by State Highway Agency [01], DOT District: 6
0.42 M E OF KENLY AVENUE

Condition
Deck: Fair [5]
Superstructure: Fair [5]
Substructure: Fair [5]
Loading
Design:
Operating: 49 metric ton = 53.9 tons (Load Factor(LF) [1])
Inventory: 40.8 metric ton = 44.9 tons (Load Factor(LF) [1])

Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Basically intolerable requiring high priority of corrrective action [3]
Road Alignment: Equal to present minimum criteria [6]
Waterway: Superior to present desirable criteria [9] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: January 2020 [0120] and Frequency: 24

Future Work
Work Needed: Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Bridge Detour: 1 km = 0.6 mi
Traffic
ADT: 6082 (2009) and Trucks: 8%
Future ADT: 9123 (In 2029 )

EAST OAK RIDGE DRI over ANTIETAM CREEK (Route: 400)
Num:200000W-4001010x
Posted for load [P]
Built: 1833, Reconstructed: 2008
Historic: Bridge is eligible for the NRHP. [2]

Google Streetview (If Available)

Rough Distance: 0.1 Miles (0.2 Kilometers)

Bridge Type
Main Span(s): Masonry [8] Arch - Deck [11]
Approach Span(s): Other [00]
Deck: Not applicable [N] with Wearing Surface: Bituminous [6]

Bridge Dimensions
Length: 33.2 m = 108.9 ft
Main Spans: 3 at 10.7 m = 35.1 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 5.1 m = 16.7 ft (1 Lanes) and Out-To-Out: 6.1 m = 20.0 ft for a 7.3 m = 24.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A

Location
Funkstown [31100]: Washington County [043], Maryland [24]
Owned by County Highway Agency [02], DOT District: 6
0.09 MI W OF ALT US RT 40

Condition
Deck: Not Applicable [N]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: MS 18 / HS 20 [5]
Operating: 99.9 metric ton = 109.9 tons (Load Factor(LF) [1])
Inventory: 85.1 metric ton = 93.6 tons (Load Factor(LF) [1])

Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: Basically intolerable requiring high priority of replacement [2]
Road Alignment: Meets minimum tolerable limits to be left in place as is [4]
Waterway: Equal to present desirable criteria [8] and Countermeasures have been installed to mitigate an existing problem with scour. [7]
Inspections
Date: November 1999 [1199] and Frequency: 24

Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 0.5 km = 0.3 mi
Traffic
ADT: 10938 (2015) and Trucks: 5%
Future ADT: 15079 (In 2037 )