US Bridges

Girder and Floorbeam System bridges in Maryland

Main girders along the bridge with transverse floorbeams carrying the deck, typical of larger steel bridges. Maryland has 81 of them, 1.5% of its bridges. Nationally this type accounts for 0.8% of all bridges.Compare states for this type.

Girder and Floorbeam System bridges
81
Poor condition
12%
10 bridges
Average age
59.8 yrs
Combined length
7 mi

Busiest girder and floorbeam system bridges in Maryland

Top 81 by daily traffic
BridgeCountyLocationBuiltTypeLengthDaily trafficCondition
Is 495 over Potomac River
No. 100000150100010
Montgomery CountyOn Virginia Line1963Girder and Floorbeam System1,443 ft239,022Fair
I-83 over Mta and Jones Falls
No. 200000BC3113010
Baltimore city1.1 MI S of Cold Spring L1959Girder and Floorbeam System781 ft120,795Fair
Is 270Y Hov Ramp over Is 270Y Median
No. 100000150182010
Montgomery CountyAt Westlake Terrace2003Girder and Floorbeam System505 ft114,000Good
Is 70 Ebr over Patapsco River CSX Tran
No. 100000030229013
Baltimore CountyOn Howard CO Line1965Girder and Floorbeam System827 ft89,503Fair
Is 70 Wbr over Patapsco River CSX Tran
No. 100000030229014
Baltimore CountyOn Howard CO Line1965Girder and Floorbeam System783 ft89,503Fair
Md 32 WB over Little Patuxent River
No. 100000130105010
Howard County0.23 M S of Shaker Drive1981Girder and Floorbeam System444 ft81,712Fair
Md 32 EB over Little Patuxent River
No. 100000130106010
Howard County0.23 M S of Shaker Drive1981Girder and Floorbeam System444 ft81,712Good
Md 32 EB over US 1
No. 100000130108013
Howard County1.50 Miles N of Aa CO1983Girder and Floorbeam System222 ft80,612Fair
Md 32 WB over US 1
No. 100000130108014
Howard County1.50 Miles N of Aa CO1983Girder and Floorbeam System222 ft80,612Fair
Is 370 Ebr over Crabbs Branch Way
No. 100000150150013
Montgomery County5.84 Mile West of Md 3552010Girder and Floorbeam System89 ft78,741Good
US 29 over Patuxent River
No. 100000150034010
Montgomery CountyOn Howard CO Line1954Girder and Floorbeam System524 ft57,304Fair
Is 195 over Md 170
No. 100000020025010
Anne Arundel County1.07 MI S of Md 2951998Girder and Floorbeam System120 ft56,601Good
Is 68 over Wills Creek CSX RR Mun
No. 100000010096010
Allegany County3 Mi. Sw. of US 2201968Girder and Floorbeam System3,182 ft53,950Fair
Shady Grove Road over Is 370
No. 100000150149010
Montgomery County2.43 Mi. E. of I-2701989Girder and Floorbeam System221 ft53,010Good
US 29 Sbr over Md 198
No. 100000150183012
Montgomery County1.53 M S of Howard CO Lne2002Girder and Floorbeam System215 ft49,203Good
Md 2 over US 50/301 & Md 450
No. 100000020100010
Anne Arundel County0.4 Mile South of Md 648F1953Girder and Floorbeam System384 ft46,541Fair
Rolling Road over CSX Transportation
No. 100000030101010
Baltimore County.26 Mi. N. of I-95 & US 11931Girder and Floorbeam System100 ft39,381Fair
US 13 NB over Norfolk Southern RR
No. 100000220031011
Wicomico County0.39 Mile North of Md 3461972Girder and Floorbeam System135 ft36,390Fair
US 13 SB over Norfolk Southern RR
No. 100000220031012
Wicomico County0.39 Mile North of Md 3461972Girder and Floorbeam System135 ft36,390Good
Md 85 over Is 70
No. 100000100195010
Frederick CountyAt Is 702009Girder and Floorbeam System172 ft35,962Good
Md 175 Wbr over Snowden River Parkway
No. 100000130153014
Howard County0.84 Mile West of Md 1082001Girder and Floorbeam System225 ft32,168Good
Md 355 over Great Seneca Creek
No. 100000150055010
Montgomery County1.32 Miles N of Md 1241999Girder and Floorbeam System288 ft31,050Good
Md 175 Ebr over Snowden River Parkway
No. 100000130153013
Howard County0.84 Mile West of Md 1082001Girder and Floorbeam System225 ft30,855Good
US 15 Nbr over Md 15C
No. 100000100181011
Frederick County0.77 Mile South of Md 771985Girder and Floorbeam System114 ft30,800Good
US 15 Sbr over Md 15C
No. 100000100181012
Frederick County0.77 Mile South of Md 771985Girder and Floorbeam System114 ft30,800Good
US 15 Sbr over Md 77 Hunting Creek
No. 100000100179010
Frederick County0.46 Mile South of Md 15D1985Girder and Floorbeam System270 ft30,410Fair
US 13 Bus NB over Norfolk Southern RR
No. 100000220003011
Wicomico County1.0 Mile North of US 50BU1930Girder and Floorbeam System167 ft29,484Fair
US 13 Bus SB over Norfolk Southern RR
No. 100000220003012
Wicomico County1.0 Mile North of US 50BU1951Girder and Floorbeam System180 ft29,484Fair
Md 4 over Patuxent River & Town CR
No. 100000040019010
Calvert CountyOn ST Marys CO Line1977Girder and Floorbeam System7,207 ft28,338Fair
Is 68 Ebr over Md 55
No. 100000010115013
Allegany County1.53 MI E of Md 361973Girder and Floorbeam System755 ft26,410Fair
Is 68 Wbr over Md 55
No. 100000010115014
Allegany County1.53 Mile East of Md 361973Girder and Floorbeam System748 ft26,410Fair
Md 198 over Branch of Little Patuxen
No. 100000020177010
Anne Arundel County1.89 M E of Md 2951940Girder and Floorbeam System78 ft25,492Fair
Md 202 NB over AMTRAK WMATA
No. 100000160029011
Prince George's County0.08 Mile South of US 501959Girder and Floorbeam System217 ft23,901Fair
Md 202 SB over AMTRAK WMATA
No. 100000160029012
Prince George's County0.08 Mile South of US 501942Girder and Floorbeam System217 ft23,901Fair
US 40 Orleans Str over I-83 and City Streets
No. 200000BC1202010
Baltimore city0.2 MI W of Is 831936Girder and Floorbeam System1,728 ft23,831Poor
Md 174 over AMTRAK
No. 100000020075010
Anne Arundel County0.71 Mile South of Md 1701931Girder and Floorbeam System79 ft19,339Fair
US 1 Alt over US1 Nbr AMTRAK Herbert
No. 100000030011010
Baltimore County1.40 MI S of Is 6951936Girder and Floorbeam System540 ft19,195Fair
Md 543 over US 40 CSX Railroad
No. 100000120082010
Harford County1.17 Miles South of Md 71995Girder and Floorbeam System380 ft17,981Good
Md 32 Ramp 9 over US 1
No. 100000130109010
Howard County1.50 Miles N of Aa CO1983Girder and Floorbeam System222 ft15,788Fair
Upper Level Roadwa over Lower Level Roadway
No. 300000AAMA25010
Anne Arundel CountyBwi Airport2006Girder and Floorbeam System1,082 ft15,230Fair
Md 121 over Is 270
No. 100000150038010
Montgomery County0.64 Mile South of Md 3551997Girder and Floorbeam System295 ft13,714Good
Md 7 over CSX Trans.
No. 100000120007010
Harford County0.34 Mile South of US 401993Girder and Floorbeam System135 ft12,210Good
Md 717 over Western Branch
No. 100000160109010
Prince George's County0.13 Mile North of Md 41900Girder and Floorbeam System43 ft11,061Fair
Abingdon Road over CSX Railroad
No. 200000H-0169010
Harford County0.1 Miles N of US 401940Girder and Floorbeam System199 ft10,242Poor
Md 32 Ramp 10 over US 1
No. 100000130110010
Howard County1.50 Miles N of Aa CO1983Girder and Floorbeam System222 ft9,852Fair
Md 408 over Md 4
No. 100000020220010
Anne Arundel County0.15 Mile West of Md 7941993Girder and Floorbeam System220 ft8,412Fair
Entrance/Exit Plaz over Daily Parking Garage
No. 300000AAMA20010
Anne Arundel CountyBwi Daily Garage2003Girder and Floorbeam System547 ft7,142Fair
Joppa Road over Md 139
No. 100000030079010
Baltimore County2.76 MI S of Is 6951958Girder and Floorbeam System293 ft7,031Fair
Kerby Hill Road over Carey Branch
No. 100000160309010
Prince George's County1.5 Mile South of I-4952021Girder and Floorbeam System75 ft6,525Good
Md 17 over CSX Trans. Potomac Mun
No. 100000100024010
Frederick CountyOn Virginia Line1953Girder and Floorbeam System2,430 ft6,073Fair
Md 39 over CSX Transportation
No. 100000110004010
Garrett County0.05 Mile West of US 2191994Girder and Floorbeam System77 ft5,671Fair
Md 159 over Cranberry Run
No. 100000120039010
Harford County0.22 Mile South of US 402008Girder and Floorbeam System63 ft4,980Good
Vollmerhausen Road over Little Patuxent River
No. 200000HO0015010
Howard County0.2 MI W of Guilford RD1940Girder and Floorbeam System62 ft4,932Fair
Monroe Street over Truck Street
No. 200000M-R-14010
Montgomery County0.16 Miles North of Md 281996Girder and Floorbeam System170 ft3,663Fair
Md 121 over Little Seneca Lake
No. 100000150021010
Montgomery County0.39 Mile North of Md 1171984Girder and Floorbeam System537 ft3,571Fair
Chesaco Avenue over CSX Railroad
No. 200000B-0106010
Baltimore County0.2 MI S US RTE 401957Girder and Floorbeam System152 ft3,260Fair
Frederick Avenue over AMTRAK
No. 200000BC9013010
Baltimore cityAt JCT With Hilton St.1925Girder and Floorbeam System100 ft2,270Fair
Long Green Road over Long Green Creek
No. 200000B-0042010
Baltimore County100 Ft W Long Green Pike1970Girder and Floorbeam System31 ft1,621Fair
Mohrs Lane over CSX Railroad
No. 200000B-0143010
Baltimore County0.1 MI NW of US RTE 401912Girder and Floorbeam System145 ft1,600Poor
Victory Post Drive over Georges Creek
No. 100000010055010
Allegany County0.04 MI N of Md 9371950Girder and Floorbeam System78 ft1,599Fair
Md 383 over Catoctin Creek
No. 100000100087010
Frederick County1.52 Miles N of Md 1801953Girder and Floorbeam System206 ft1,550Fair
Pfefferkorn Road over Middle Patuxent River
No. 200000HO0031010
Howard County1 MI S of Md RTE 1441935Girder and Floorbeam System36 ft1,454Poor
Roberts Mill Road over Maryland Midland Railway
No. 300000CLMT01010
Carroll County0.1 MI SE of Md 1941929Girder and Floorbeam System51 ft1,105Fair
Dustin Road over US 29
No. 100000150185010
Montgomery County0.05 M E of Columbia Pike2003Girder and Floorbeam System211 ft999Good
Cearfoss Pike over Conococheague Creek
No. 100000210153010
Washington County0.85 MI SE of Pa Line1977Girder and Floorbeam System570 ft999Fair
Dairy Road over Little Falls
No. 200000B-0034010
Baltimore County0.3 MI W of York RD1900Girder and Floorbeam System54 ft521Good
High Bridge Road over Townsend/Centreville RR
No. 300000Q-MT01010
Queen Anne's County0.5 Miles East of Md 3131914Girder and Floorbeam System91 ft500Poor
Sang Run Road over Youghiogheny River
No. 200000G-0064010
Garrett County0.4 M SW Oakland Sang Run1955Girder and Floorbeam System223 ft402Poor
Mantua Mill Road over Deadman Run
No. 200000B-0043010
Baltimore County0.7 MI N of Tufton Ave1930Girder and Floorbeam System45 ft388Poor
Clipper Mill Road over Prettyboy Reservoir
No. 200000BC6519010
Baltimore County0.3 MI E Gunpowder RD1931Girder and Floorbeam System376 ft311Poor
Pocock Road over Little Gunpowder Falls
No. 200000B-0011010
Baltimore County0.6 MI E Hess Road1978Girder and Floorbeam System53 ft230Fair
Dam #4 Road over C&o Canal
No. 3100008P0000000
Washington County0.9 Miles from Dam #4 on1971Girder and Floorbeam System54 ft212Good
Kidds Schoolhouse over Prettyboy Reservoir
No. 200000BC6518010
Baltimore County0.7 MI E Beckleys RD1932Girder and Floorbeam System250 ft127Fair
Cumberland Street over CSXT Railroad
No. 200000A-C-09010
Allegany County0.6 MI E of Washington ST1929Girder and Floorbeam System155 ft110Poor
New Valley Road over Basin Run
No. 200000CE0087010
Cecil County0.03 MI N of Basin Run RD1977Girder and Floorbeam System86 ft110Fair
Fayette Street over CSXT Railroad
No. 200000A-C-08010
Allegany County.08 MI W of Cumberland ST1885Girder and Floorbeam System46 ft109Poor
River Road over Tributary of Patapsco Ri
No. 300000HONR01010
Howard CountyPatapsco Valley ST Park1997Girder and Floorbeam System42 ft100Fair
Spring Gap Access over C&o Canal
No. 3100016P0000000
Allegany County0.1 Miles from Spring Gap1969Girder and Floorbeam System39 ft72Fair
Pearre Road over Sideling Hill Creek
No. 200000W-0211010
Washington CountyOn Allegany CO Line1890Girder and Floorbeam System110 ft66Fair
Unnamed Road over Rattle Run
No. 300000W-NR01010
Washington County500FT N of Mooresville RD1997Girder and Floorbeam System30 ft10Good
Norman Balm Entran over Abandoned RR
No. 300000F-MT01010
Frederick County0.1MI NW of 1728 N Market1920Girder and Floorbeam System32 ft5Fair

Counties with the most

Baltimore County13
Montgomery County11
Howard County11
Anne Arundel County7
Allegany County7
Frederick County7
Wicomico County4
Prince George's County4
Harford County4
Washington County4
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