Carroll County, Maryland bridges
Carroll County has 205 bridges and culverts in the National Bridge Inventory, the oldest built in 1900. 10 (5%) are rated poor. The most common type is stringer/multi-beam or girder (44%).
- Bridges
- 205
- Good
- 28%
- Fair
- 67%
- Poor
- 5%
- 10 bridges
- Average age
- 57.1 yrs
- Posted or closed
- 14
Map of bridges in Carroll County
Green good, amber fair, red poor. Click a marker for details.Search bridges in Carroll County
Type at least two characters, or pick a condition or type, to search every bridge in the county.
Condition
Good28%(57)
Fair67%(138)
Poor5%(10)
When they were built
Busiest
- Is 70 EB over Md 27Fair65,550 vehicles/day
- Is 70 WB over Md 27Fair65,550 vehicles/day
- Md 140 WB & Ramp B over Md 97Good47,060 vehicles/day
- Md 140 EB over Md 97Good47,060 vehicles/day
- Md 140 over Md Mid RR MD27 West BrGood45,521 vehicles/day
Longest
- Md 26 over Liberty ReservoirPoor1,719 ft
- Fair
- Fair
- Good
- Is 70 EB over Md 27Fair278 ft
Oldest
- Silver Run Valley over Big Silver RunFairBuilt 1900
- Springdale RD over Little Pipe CreekFairBuilt 1900
- Md 852 over Little Pipe CreekFairBuilt 1900
- John Hyde Road over Little Pipe CreekFairBuilt 1900
- Keysville-Frederic over Monocacy RiverFairBuilt 1900
All bridges in Carroll County
Busiest first · showing 1–200 of 205| Bridge | Location | Built | Type | Length | Daily traffic | Condition |
|---|---|---|---|---|---|---|
| Is 70 EB over Md 27 No. 100000060011013 | 0.03 MI E of Frederick CO | 1974 | Stringer/Multi-beam or Girder | 278 ft | 65,550 | Fair |
| Is 70 WB over Md 27 No. 100000060011014 | 0.03 MI E of Frederick CO | 1974 | Stringer/Multi-beam or Girder | 278 ft | 65,550 | Fair |
| Md 140 WB & Ramp B over Md 97 No. 100000060041011 | 0.35 Mile South of Md 31 | 2006 | Stringer/Multi-beam or Girder | 122 ft | 47,060 | Good |
| Md 140 EB over Md 97 No. 100000060041012 | 0.35 Mile South of Md 31 | 2006 | Stringer/Multi-beam or Girder | 122 ft | 47,060 | Good |
| Md 140 over Md Mid RR MD27 West Br No. 100000060032010 | 0.02 Mile North of Md 27 | 2006 | Stringer/Multi-beam or Girder | 305 ft | 45,521 | Good |
| Md 32 over Piney Run No. 100000060009020 | .432 Mile North of Md 851 | 1957 | Culvert | 42 ft | 26,590 | Fair |
| Md 26 over Md 97 No. 100000060054010 | 1.52 Mile East of Md 26A | 1962 | Stringer/Multi-beam or Girder | 119 ft | 25,970 | Fair |
| Md 26 over Liberty Reservoir No. 100000060001010 | 1.04 M W of Balto CO Line | 1954 | Stringer/Multi-beam or Girder | 985 ft | 20,192 | Fair |
| Md 26 over Liberty Reservoir No. 100000060002010 | On Balto CO Line | 1954 | Stringer/Multi-beam or Girder | 1,719 ft | 20,192 | Poor |
| Md 27 over Maryland Midland RR No. 100000060048040 | .12 Mile South of Md 852G | 1959 | Frame | 60 ft | 18,790 | Fair |
| Md 27 over West Branch Patapsco Riv No. 100000060052020 | .04 Mile South of Md 852G | 1959 | Culvert | 25 ft | 18,790 | Fair |
| Md 27 over Cranberry Branch No. 100000060053020 | .52 Mile North of Md 852G | 1959 | Culvert | 32 ft | 18,790 | Fair |
| Md 140 over Meadow Branch No. 100000060027020 | 0.17 Mile South of Md 832 | 1952 | Culvert | 29 ft | 17,390 | Fair |
| Md 97 over Big Pipe Creek No. 100000060031040 | 3.35 Mile North of Md 496 | 1934 | Frame | 79 ft | 15,340 | Fair |
| Md 97 over Morgan Run No. 100000060050010 | 3.14 Mile South of Md 32 | 1959 | Stringer/Multi-beam or Girder | 119 ft | 15,140 | Fair |
| Md 27 over Morgan Run No. 100000060021010 | 1.68 Mile North of Md 407 | 1922 | Slab | 39 ft | 14,091 | Fair |
| Md 32 over Liberty Reservoir No. 100000060049010 | 2.53 Mile South of Md 91 | 1952 | Truss - Deck | 582 ft | 14,020 | Fair |
| Md 140 over Richardson RD No. 100000060044010 | 2.69 Mile North of Md 832 | 1963 | Stringer/Multi-beam or Girder | 94 ft | 13,070 | Fair |
| Md 140 over Bear Branch No. 100000060055020 | 1.87 Mile South of Md 832 | 1964 | Culvert | 38 ft | 13,070 | Fair |
| Md 140 over Big Pipe Creek No. 100000060056010 | 0.91 Mile South of Md 832 | 1964 | Stringer/Multi-beam or Girder | 122 ft | 13,070 | Fair |
| SR6 (buttercup Roa over Piney Run No. 100000060010020 | @ Springfield Hospital | 1927 | Culvert | 34 ft | 12,400 | Fair |
| Marriottsville RD over South Br Patapsco River No. 200000CL0332010 | On Howard County Line | 1986 | Stringer/Multi-beam or Girder | 140 ft | 12,255 | Good |
| Marriottsville RD over Piney Run No. 200000CL0333010 | 0.13 MI N Howard CO Line | 1977 | Stringer/Multi-beam or Girder | 77 ft | 12,255 | Fair |
| Md 91 over Beaver Run No. 100000060060020 | .21 Mile North of Md 879C | 1967 | Culvert | 33 ft | 11,260 | Fair |
| Md 27 over Maryland Midland RR No. 100000060003010 | 0.4 Mile North of Md 808B | 1991 | Stringer/Multi-beam or Girder | 118 ft | 10,690 | Fair |
| Md 27 over Little Pipe Creek No. 100000060067030 | 0.4 Mile North of Md 808B | 1991 | Culvert | 20 ft | 10,690 | Fair |
| Md 91 over Middle Run No. 100000060014020 | 0.02 Mile North of Md 879 | 1964 | Culvert | 25 ft | 10,670 | Fair |
| Md 482 over CSX Transportation No. 100000060037010 | 0.151 Mile West of Md 20 | 1982 | Stringer/Multi-beam or Girder | 106 ft | 10,440 | Fair |
| Md 97 over Silver Run No. 100000060030030 | 2.31 MI S of Pa Line | 1987 | Culvert | 59 ft | 10,250 | Fair |
| Md 97 over Piney Run No. 100000060045020 | 1.0 Mile South of Md 850H | 1979 | Culvert | 51 ft | 10,080 | Fair |
| Md 30 over Trib to East Branch No. 100000060070010 | 1.21 M N of Md 482 | 2007 | Stringer/Multi-beam or Girder | 123 ft | 9,450 | Good |
| Md 30 over Shiloh Road No. 100000060069010 | 2.276 M S of Md 482 | 2007 | Stringer/Multi-beam or Girder | 69 ft | 9,200 | Fair |
| Md 30 over Indian Run No. 100000060071010 | 0.645 M S of Md 482 | 2007 | Stringer/Multi-beam or Girder | 75 ft | 9,200 | Good |
| Md 97 over Tuckers Branch No. 100000060028010 | 1.02 M S of Br No 0306400 | 1976 | Stringer/Multi-beam or Girder | 66 ft | 8,770 | Good |
| Md 97 over South Branch Patapsco Ri No. 100000060029010 | On Howard CO Line | 1973 | Stringer/Multi-beam or Girder | 114 ft | 8,770 | Fair |
| Md 97 over Piney Branch No. 100000060064020 | 2.42 MI S of Md 850H | 1982 | Culvert | 35 ft | 8,770 | Fair |
| Md 482 over East Branch Patapsco Riv No. 100000060036010 | 0.80 MI W of Hampstead | 1936 | Stringer/Multi-beam or Girder | 34 ft | 8,212 | Fair |
| Woodbine Road over South Branch Patapsco Ri No. 200000CL0310010 | On Howard CO Line | 1976 | Stringer/Multi-beam or Girder | 114 ft | 8,182 | Fair |
| Green Street over Md Midland Railway No. 200000CLW-01010 | Westminster Md | 1923 | Stringer/Multi-beam or Girder | 38 ft | 7,436 | Fair |
| Md 31 over Little Pipe Creek No. 100000060046020 | 0.02 Mile West of Md 852 | 1963 | Culvert | 30 ft | 7,321 | Fair |
| Gorsuch Road over West Branch Patapsco Riv No. 200000CL0369020 | 0.06 MI N of Tannery Road | 1968 | Culvert | 67 ft | 7,307 | Good |
| Md 194 over Branch of Piney Creek No. 100000060061020 | 0.27 Mile South of Md 140 | 1974 | Culvert | 23 ft | 5,732 | Good |
| Md 194 over Branch of Piney Creek No. 100000060062020 | 0.60 Mile South of Md 140 | 1974 | Culvert | 25 ft | 5,732 | Good |
| Md 91 over North Branch Patapsco Ri No. 100000060020010 | .04 Mile North of Md 879D | 1965 | Stringer/Multi-beam or Girder | 175 ft | 5,640 | Fair |
| Md 91 over Maryland Midland RR No. 100000060047010 | .14 Mile South of Md 879E | 1965 | Stringer/Multi-beam or Girder | 137 ft | 5,640 | Fair |
| Md 140 over Piney Creek No. 100000060024010 | 0.85 MI N of Taneytown | 1997 | Stringer/Multi-beam or Girder | 98 ft | 5,340 | Good |
| Md 31 over Turkeyfoot Run No. 100000060057020 | 1.57 Mile West of Md 852 | 1963 | Culvert | 25 ft | 5,321 | Fair |
| Md 194 over Big Pipe Creek No. 100000060035010 | 0.64 Mile North of Md 77 | 2005 | Stringer/Multi-beam or Girder | 190 ft | 5,152 | Good |
| Md 194 over Piney Creek No. 100000060033010 | .61 Mile South of Md 194E | 1958 | Tee Beam | 90 ft | 4,982 | Fair |
| Md 31 over Dickerson Run No. 100000060007010 | 0.05 MI W of New Windsor | 1924 | Tee Beam | 32 ft | 4,861 | Fair |
| Houcksville Road over Md 30 No. 100000060068010 | Houcksville RD over Md 30 | 2007 | Stringer/Multi-beam or Girder | 116 ft | 4,844 | Good |
| Houcksville Road over CSX Railroad No. 200000CL0290010 | 1 Block West of Md 30 | 2002 | Slab | 44 ft | 4,741 | Good |
| Stone Chapel Road over Little Pipe Creek No. 200000CL0363010 | 0.10 MI W of Avondale RD | 1930 | Stringer/Multi-beam or Girder | 29 ft | 4,612 | Poor |
| Md 86 over South Br Gunpowder Falls No. 100000060019010 | 0.97 MI S of Pa Line | 2020 | Box Beam or Girders - Multiple | 114 ft | 4,337 | Good |
| White Rock Road over Piney Run No. 200000CL0318020 | 1.07 Miles S of Md 26 | 2017 | Culvert | 40 ft | 4,226 | Good |
| Twin Arch Road over South Br Patapsco River No. 200000CL0306020 | On Howard CO Line | 1987 | Culvert | 53 ft | 4,137 | Fair |
| Bartholow Road over Little Morgan Run No. 200000CL0326020 | 1.73 Miles N of Md 32 | 1968 | Culvert | 40 ft | 4,061 | Fair |
| Md 75 over Little Pipe Creek No. 100000060013010 | 0.18 MI S of Union Bridge | 1922 | Tee Beam | 40 ft | 4,051 | Fair |
| Md 496 over Br of Big Pipe Creek No. 100000060039010 | 3.03 MI E of Md 97 | 1931 | Slab | 22 ft | 4,042 | Fair |
| Md 496 over Bear Branch No. 100000060040010 | 0.76 Mile East of Md 97 | 1931 | Slab | 20 ft | 4,042 | Fair |
| Md 496 over Big Pipe Creek No. 100000060038010 | 3.52 Milei West of Md 30 | 2018 | Slab | 58 ft | 3,975 | Good |
| Md 75 over Little Pipe Creek No. 100000060051010 | 0.06 Mile North of Mr 84 | 1960 | Stringer/Multi-beam or Girder | 121 ft | 3,821 | Good |
| Oklahoma Road over Snowden Run No. 200000CL0336030 | 1.0 Miles North of Md 26 | 1971 | Culvert | 46 ft | 3,466 | Fair |
| Md 86 over Br of Gunpowder Falls No. 100000060059030 | 1.74 MI S of Pa Line | 1972 | Culvert | 58 ft | 3,442 | Fair |
| Access Road over Georges Run No. 200000CL0381010 | 0.1 Mile East of Md 30 | 2009 | Slab | 65 ft | 3,415 | Good |
| Md 86 over Br of Gunpowder Falls No. 100000060018010 | 0.24 MI S of Pa Line | 1929 | Slab | 24 ft | 3,322 | Fair |
| Brangels Road over Piney Run No. 200000CL0329010 | 0.55 MI E of Arrington RD | 1974 | Stringer/Multi-beam or Girder | 84 ft | 3,125 | Fair |
| Harney Road over Piney Creek No. 200000CL0224010 | 0.60 MI N of Md 140 | 1958 | Stringer/Multi-beam or Girder | 103 ft | 2,818 | Fair |
| Coon Club Road over East Branch Patapsco Riv No. 200000CL0373010 | 0.15 MI E of Houck RD | 1964 | Stringer/Multi-beam or Girder | 80 ft | 2,650 | Fair |
| Md 31 over Sams Creek No. 100000060008010 | On Frederick CO Line | 1921 | Slab | 43 ft | 2,611 | Fair |
| Trevanion Road over Big Pipe Creek No. 200000CL0225010 | 2.05 Miles N of Md 84 | 1966 | Stringer/Multi-beam or Girder | 183 ft | 2,569 | Fair |
| Bollinger Road over Beaver Run No. 200000CL0407010 | 1.05 MI W of Md 140 | 2012 | Box Beam or Girders - Multiple | 54 ft | 2,328 | Good |
| Md 75 over Abandon Mill Run No. 100000060065030 | 0.05 MI N of Frederick CO | 1982 | Culvert | 21 ft | 2,172 | Fair |
| Md 75 over Sams Creek No. 100000060012010 | On Frederick CO Line | 1972 | Slab | 84 ft | 2,151 | Fair |
| Md 854B over Morgan Run No. 100000060043030 | 3.63 Mile South of Md 32 | 1983 | Culvert | 35 ft | 1,970 | Fair |
| Harney Road over Alloway Creek No. 200000CL0210010 | 1.26 Miles S of Pa Line | 1919 | Frame | 64 ft | 1,911 | Fair |
| Bollinger Road over North Middle Run No. 200000CL0408020 | 1 MI S of Westmnstr Pike | 1974 | Culvert | 31 ft | 1,836 | Good |
| Klees Mill Road over Morgan Run No. 200000CL0324010 | 1.25 M W of Md 32 | 1988 | Stringer/Multi-beam or Girder | 63 ft | 1,754 | Fair |
| Upper Beckleysvill over Murphy Run No. 200000CL0383010 | 0.05 MI E of Gross Mil RD | 1960 | Stringer/Multi-beam or Girder | 25 ft | 1,745 | Poor |
| Md 84 over Roop Branch No. 100000060017020 | .29 Mile North of Md 800B | 1948 | Culvert | 20 ft | 1,702 | Fair |
| Carrollton Road over West Branch Patapsco Riv No. 200000CL0357010 | 0.09 MI W of Dutrow Road | 1978 | Stringer/Multi-beam or Girder | 166 ft | 1,697 | Good |
| Kays Mill Road over Beaver Run No. 200000CL0343010 | 0.44 MI S of Md 140 | 1978 | Stringer/Multi-beam or Girder | 205 ft | 1,671 | Fair |
| Md 832 over Big Pipe Creek No. 100000060025010 | 1.02 Mile North of Md 140 | 1929 | Stringer/Multi-beam or Girder | 131 ft | 1,662 | Fair |
| Md 832 over Bear Branch No. 100000060026010 | 1.46 Mile South of Md 84 | 1932 | Tee Beam | 30 ft | 1,662 | Fair |
| Lawndale Road over North Branch Patapsco Ri No. 200000CL0350010 | 0.5 Mi. W. Emory Road | 1995 | Stringer/Multi-beam or Girder | 95 ft | 1,582 | Good |
| Eden Mill Road over Tuckers Branch No. 200000CL0316020 | 0.27 MI West of Md 97 | 1969 | Culvert | 32 ft | 1,535 | Fair |
| Cape Horn Road Nor over Unnamed Stream No. 200000CL0387020 | Int. W/ Harvey Gummel RD | 2019 | Culvert | 20 ft | 1,457 | Good |
| Shiloh Road over East Branch Patapsco Riv No. 200000CL0386020 | 0.05 MI W of Brodbeck RD | 1969 | Culvert | 69 ft | 1,327 | Fair |
| Tyrone Road over Bear Branch No. 200000CL0263010 | 1.16 Miles N of Md 140 | 1960 | Stringer/Multi-beam or Girder | 38 ft | 1,322 | Fair |
| Green Mill Road over Beaver Run No. 200000CL0345010 | 1.02 Miles SW of Md 140 | 1976 | Stringer/Multi-beam or Girder | 60 ft | 1,291 | Fair |
| Gaither Road over Unnamed Stream No. 200000CL0312030 | 0.1 MI N Howard CO Line | 1989 | Culvert | 20 ft | 1,282 | Fair |
| Gaither Road over South Branch Patapsco Ri No. 200000CL0313010 | On Howard County Line | 1978 | Truss - Thru | 61 ft | 1,282 | Fair |
| Otterdale Mill Roa over Big Pipe Creek No. 200000CL0226010 | 0.25 MI S of Nasbaum RD | 1930 | Stringer/Multi-beam or Girder | 97 ft | 1,268 | Fair |
| Bucher John Road over Little Pipe Creek No. 200000CL0238010 | 0.02 MI W of Union Bridge | 1960 | Stringer/Multi-beam or Girder | 41 ft | 1,159 | Good |
| Md 852G over Cranberry Branch No. 100000060004030 | .12 Mile North of Md 852H | 1985 | Culvert | 44 ft | 1,150 | Fair |
| Rinehart Road over Big Pipe Creek No. 200000CL0286010 | 0.62 MI N of Saw Mill RD | 1961 | Frame | 56 ft | 1,115 | Fair |
| Roberts Mill Road over Maryland Midland Railway No. 300000CLMT01010 | 0.1 MI SE of Md 194 | 1929 | Girder and Floorbeam System | 51 ft | 1,105 | Fair |
| Traceys Mill Road over South Br Gunpowder Falls No. 200000CL0400020 | 0.44 MI | 1978 | Culvert | 52 ft | 1,104 | Fair |
| Old New Windsor RD over Dickenson Run No. 200000CL0252010 | 0.02 MI S of New Windsor | 1987 | Slab | 29 ft | 1,058 | Good |
| Union Bridge Road over Cherry Branch No. 200000CL0237030 | Union Bridge Road | 1990 | Culvert | 29 ft | 1,034 | Good |
| Md 852H over West Branch Patapsco Riv No. 100000060005010 | 0.02 Mile West of Md 852G | 1911 | Tee Beam | 22 ft | 999 | Fair |
| Md 850C over Talbot Branch No. 100000060042010 | 0.03 M S of Franklin RD | 1931 | Slab | 23 ft | 999 | Fair |
| Louisville Road over Middle Run No. 200000CL0337010 | 0.60 MI S of Deer Park RD | 1974 | Stringer/Multi-beam or Girder | 64 ft | 988 | Fair |
| Salem Bottom Road over Morgan Run No. 200000CL0299020 | 0.26 MI SE of Bloom Road | 1964 | Culvert | 46 ft | 982 | Fair |
| Deep Run Road over Deep Run No. 200000CL0279020 | 0.2 E Old Hanover Road | 1978 | Culvert | 44 ft | 942 | Fair |
| Watersville Road over South Branch of Patapsco No. 200000CL0307020 | Watersville RD 2.81 | 1976 | Culvert | 46 ft | 938 | Fair |
| Md 84 over Meadow Branch No. 100000060016010 | 1.24 Mile South of Md 832 | 2003 | Slab | 56 ft | 922 | Good |
| Sams Creek Road over Sams Creek No. 200000CL0248010 | 0.2 M S of Marston Road | 1989 | Stringer/Multi-beam or Girder | 37 ft | 906 | Fair |
| Slacks Road over Tributary of Piney Run No. 200000CL0327020 | 1.06 MI N Raincliffe Road | 1975 | Culvert | 36 ft | 905 | Fair |
| Slacks Road over Piney Run No. 200000CL0328010 | 0.80 MI N Raincliffe Road | 1975 | Stringer/Multi-beam or Girder | 75 ft | 905 | Fair |
| Linton Road over Little Morgan Run No. 200000CL0322010 | 1.25 Miles N of Md 26 | 1980 | Stringer/Multi-beam or Girder | 46 ft | 867 | Fair |
| Md 77 over Big Pipe Creek No. 100000060015010 | 1.52 Mile West of Md 194 | 1977 | Stringer/Multi-beam or Girder | 198 ft | 841 | Fair |
| Gillis Road over Gillis Falls No. 200000CL0297020 | 2.51 Miles E of Md 27 | 1975 | Culvert | 61 ft | 828 | Good |
| Chandler Drive over Beaver Run No. 200000CL0354010 | 87 Ft South of Poole Road | 1998 | Stringer/Multi-beam or Girder | 70 ft | 825 | Good |
| Wesley Road over North Branch of Patapsco No. 200000CL0352010 | 0.4 MI E of Sandymont RD | 1975 | Stringer/Multi-beam or Girder | 151 ft | 824 | Fair |
| Freter Road over Piney Run No. 200000CL0320020 | 0.40 MI South of Md 26 | 2004 | Culvert | 20 ft | 806 | Good |
| London Bridge Road over Morgan Run No. 200000CL0323010 | 1.7 M S of Md 32 | 1956 | Stringer/Multi-beam or Girder | 63 ft | 787 | Fair |
| Halter Road over Bear Branch No. 200000CL0267030 | 0.68 N Pleasant Valley RD | 1981 | Culvert | 25 ft | 775 | Fair |
| Mayberry Road over Big Pipe Creek No. 200000CL0219010 | 0.06 MI N of Unger RD | 1987 | Stringer/Multi-beam or Girder | 111 ft | 762 | Fair |
| Mayberry Road over Bear Branch No. 200000CL0262010 | 1.06 Miles N of Md 140 | 1985 | Stringer/Multi-beam or Girder | 49 ft | 762 | Good |
| Niner Road over South Branch Middle Run No. 200000CL0339020 | 0.59 MI N of Md 32 | 1974 | Culvert | 29 ft | 756 | Fair |
| Hoffman Mill Road over East Branch Patapsco Riv No. 200000CL0375020 | 1 MI W of Houcksville Rd. | 1991 | Culvert | 32 ft | 751 | Fair |
| Hoffman Mill Road over Tributary East of Branch No. 200000CL0376020 | .91 MI W - Houcksville RD | 1974 | Culvert | 28 ft | 750 | Good |
| Good Intent Road over Little Pipe Creek No. 200000CL0239010 | On Frederick CO Line | 1977 | Stringer/Multi-beam or Girder | 184 ft | 748 | Good |
| Flag Marsh Road over South Br Patapsco River No. 200000CL0309020 | On Howard CO Line | 1988 | Culvert | 43 ft | 747 | Fair |
| Carrollton Road over Deep Run No. 200000CL0360010 | 0.02 MI W of Lees Mill RD | 1960 | Stringer/Multi-beam or Girder | 31 ft | 709 | Fair |
| Patapsco Road over West Br Patapsco River No. 200000CL0353010 | 0.04 MI N of Wesley Road | 1980 | Stringer/Multi-beam or Girder | 138 ft | 706 | Fair |
| Greenmount Church over Murphy Run No. 200000CL0385010 | 0.3 Miles East of Md 30 | 2010 | Slab | 36 ft | 705 | Good |
| Schalk Road No. 1 over Gunpowder Falls No. 200000CL0404010 | 0.03 MI E of Kern RD | 1980 | Stringer/Multi-beam or Girder | 82 ft | 699 | Fair |
| Buckhorn Road over Buckhorn Run No. 200000CL0319010 | 0.75 MI E of Freter Road | 1952 | Stringer/Multi-beam or Girder | 32 ft | 694 | Fair |
| Bixler Church Road over Tributary to Big Pipe CR No. 200000CL0390020 | 0.21 Mi. N. of Md 496 | 1973 | Culvert | 21 ft | 694 | Good |
| Frizzellburg Road over Meadow Branch No. 200000CL0259020 | 1.07 Miles S of Md 832 | 1966 | Culvert | 47 ft | 679 | Fair |
| Bixler Church Road over Ohio Branch No. 200000CL0391020 | 0.55 MI N of Backwoods RD | 1974 | Culvert | 21 ft | 675 | Good |
| Basehores Mill RD over Big Pipe Creek No. 200000CL0220010 | 0.02 MI NW of Unger RD | 1981 | Stringer/Multi-beam or Girder | 74 ft | 669 | Fair |
| Halter Road over Big Pipe Creek No. 200000CL0272010 | 0.12 MI N of Study RD | 1966 | Stringer/Multi-beam or Girder | 120 ft | 669 | Fair |
| Crouse Mill Road over Big Pipe Creek No. 200000CL0232010 | .15 MI S of Sharrett Road | 1976 | Stringer/Multi-beam or Girder | 177 ft | 668 | Fair |
| Grave Run Road over Gunpowder Falls No. 200000CL0406020 | 0.14 MI N of Roller Road | 1970 | Culvert | 36 ft | 660 | Fair |
| Md 854A over Little Morgan Run No. 100000060063030 | 1.05 MI N of Bushey RD | 1976 | Culvert | 50 ft | 647 | Good |
| Stone Road over Silver Run No. 200000CL0217010 | 0.03 MI NW of Mayberry RD | 1979 | Stringer/Multi-beam or Girder | 36 ft | 626 | Good |
| Shepherds Mill RD over Little Pipe Creek No. 200000CL0245010 | Just E of Union Bridge | 2023 | Stringer/Multi-beam or Girder | 108 ft | 613 | Good |
| Carrollton Road over East Branch Patapsco Riv No. 200000CL0359010 | 0.59 MI E of Ridge Road | 1972 | Stringer/Multi-beam or Girder | 33 ft | 590 | Fair |
| Runkles Road over Middle Run No. 200000CL0304020 | 0.57 MI N of Boteler RD | 1966 | Culvert | 28 ft | 589 | Fair |
| Bloom Road over Morgan Run No. 200000CL0300020 | 250 Ft S of Salem Bottom | 1980 | Culvert | 43 ft | 520 | Fair |
| Snowden Run Road over Snowden Run No. 200000CL0335020 | 1.89 MI W of Mineral Hill | 1974 | Culvert | 22 ft | 503 | Fair |
| Silver Run Valley over Big Silver Run No. 200000CL0273010 | 0.75 MI E of Md 97 | 1900 | Truss - Thru | 31 ft | 480 | Fair |
| Morgan Road over South Branch Patapsco Ri No. 200000CL0311010 | On Howard County Line | 1976 | Stringer/Multi-beam or Girder | 101 ft | 470 | Fair |
| Springdale RD over Little Pipe Creek No. 200000CL0254010 | 1.09 Miles N of Md 31 | 1900 | Stringer/Multi-beam or Girder | 46 ft | 457 | Fair |
| Stone Road over Big Pipe Creek No. 200000CL0218010 | 0.37 MI SE of Mayberry RD | 1984 | Stringer/Multi-beam or Girder | 96 ft | 448 | Fair |
| Hoffman Mill Road over Aspen Run No. 200000CL0374030 | .3 MI E of Coon Club Road | 1999 | Culvert | 31 ft | 419 | Fair |
| Baker Road over Branch of Morgan Run No. 200000CL0298020 | 0.93 MI East of Md 27 | 1974 | Culvert | 26 ft | 408 | Fair |
| Md 852 over Little Pipe Creek No. 100000060006010 | 0.04 M W of Adams Mill RD | 1900 | Tee Beam | 58 ft | 400 | Fair |
| Bear Run Road over Bear Branch No. 200000CL0261030 | 2.2 MI W of Mayberry RD | 1974 | Culvert | 34 ft | 397 | Good |
| Brown Road over Roaring Run No. 200000CL0346030 | 0.2 MI NE of Md 140 | 1985 | Culvert | 36 ft | 395 | Poor |
| Murkle Road over Big Pipe Creek No. 200000CL0277010 | 0.41 Miles South of Md 97 | 2005 | Box Beam or Girders - Multiple | 86 ft | 377 | Good |
| Sams Creek Road over Sams Creek No. 200000CL0246010 | On Frederick CO Line | 1986 | Box Beam or Girders - Single or Spread | 40 ft | 362 | Good |
| John Hyde Road over Turkeyfoot Run No. 200000CL0255020 | 0.04 MI N of Smith RD | 1978 | Culvert | 31 ft | 362 | Fair |
| Skidmore Road over Gillis Falls No. 200000CL0301030 | .2 MI N of Braddock RD | 1988 | Culvert | 20 ft | 360 | Good |
| Arnold Road over Beaver Run No. 200000CL0355020 | 0.03 MI W of Poole Road | 1974 | Culvert | 41 ft | 348 | Fair |
| Hughes Road over Beaver Run No. 200000CL0341020 | 0.23 MI West of Md 91 | 1976 | Culvert | 50 ft | 330 | Fair |
| Fringer Road over Piney Creek No. 200000CL0222010 | 0.08 MI N of Md 194 | 1930 | Stringer/Multi-beam or Girder | 46 ft | 326 | Fair |
| John Hyde Road over Little Pipe Creek No. 200000CL0256010 | 0.01 MI S of Jasontown RD | 1900 | Box Beam or Girders - Multiple | 36 ft | 320 | Fair |
| Mahuron Road over Unnamed Stream No. 200000CL0356020 | 75 Ft. S. Old West. Pike | 2008 | Culvert | 51 ft | 320 | Good |
| Roop Road over Piney Creek No. 200000CL0204010 | .7 M SE of Bullfrog RD | 1912 | Stringer/Multi-beam or Girder | 64 ft | 317 | Fair |
| Richardson Road over Bear Branch No. 200000CL0265010 | 1.37 Miles N of Md 140 | 1991 | Stringer/Multi-beam or Girder | 29 ft | 312 | Good |
| Grimville Road over Gillis Falls No. 200000CL0308010 | 0.04 MI N of Flag Marsh | 1981 | Truss - Thru | 67 ft | 280 | Fair |
| Baptist Road over Alloway Creek No. 200000CL0207010 | 0.11 MI N of Starners Dam | 1911 | Stringer/Multi-beam or Girder | 63 ft | 269 | Fair |
| Baptist Road over Alloway Creek No. 200000CL0208010 | 0.09 MI N of Starners Dam | 1940 | Stringer/Multi-beam or Girder | 44 ft | 269 | Fair |
| Mummaford Road over Monocacy River No. 200000CL0227010 | 4.3 M E Keysville Road | 1911 | Truss - Thru | 229 ft | 268 | Poor |
| Keysville-Frederic over Monocacy River No. 200000CL0201010 | On Fred CO Line | 1900 | Stringer/Multi-beam or Girder | 192 ft | 260 | Fair |
| Arrington Road over Piney Run No. 200000CL0331010 | At Marriottsville Road | 1958 | Slab | 49 ft | 260 | Good |
| Arters Mill Road over Big Pipe Creek No. 200000CL0271010 | 1.01 MI N of Stone Road | 1982 | Stringer/Multi-beam or Girder | 54 ft | 247 | Fair |
| Arters Mill Road over Silver Run No. 200000CL0270020 | 0.47 MI N of Mayberry RD | 1986 | Culvert | 34 ft | 245 | Good |
| Teeter Road over Piney Creek No. 200000CL0214010 | 0.54 MI West of Md 194 | 1910 | Stringer/Multi-beam or Girder | 51 ft | 236 | Fair |
| Piney Creek Road over Alloway Creek No. 200000CL0212010 | .7 M N of Bowers Road | 1900 | Box Beam or Girders - Multiple | 55 ft | 234 | Good |
| Mckinstry Mill RD over Little Pipe Creek No. 200000CL0236010 | 0.04 MI S of Md 75 | 1900 | Stringer/Multi-beam or Girder | 39 ft | 234 | Poor |
| Black Rock Road over South Branch Gunpowder F No. 200000CL0399030 | 150 Ft N of Traceys Mill | 2001 | Culvert | 30 ft | 228 | Good |
| Bowers Road over Alloway Creek No. 200000CL0211010 | .3 MI N of Piney Creek RD | 1988 | Stringer/Multi-beam or Girder | 105 ft | 212 | Fair |
| Old Kays Mill Road over Beaver Run No. 200000CL0344030 | At Hughes Road | 1974 | Culvert | 46 ft | 209 | Poor |
| North Tannery Road over West Br Patapsco River No. 200000CL0366020 | 0.8 MI W of Gorsuch Road | 1974 | Culvert | 67 ft | 200 | Fair |
| Clear View Road over Meadow Branch No. 200000CL0260010 | 1.15 Miles S of Md 832 | 1984 | Stringer/Multi-beam or Girder | 32 ft | 192 | Fair |
| Flickinger Road over Big Pipe Creek No. 200000CL0266010 | 0.34 MI N of Stone RD | 1940 | Stringer/Multi-beam or Girder | 38 ft | 180 | Fair |
| Kump Station Road over Silver Run No. 200000CL0268020 | 0.14 MI W of Babylon RD | 1982 | Culvert | 21 ft | 179 | Good |
| Tank Road over North Br Patapsco River No. 200000CL0365010 | 0.53 MI S of Wesley RD | 1974 | Stringer/Multi-beam or Girder | 90 ft | 174 | Fair |
| Eckard Road over Big Pipe Creek No. 200000CL0392030 | 0.26 MI South of Md 496 | 1984 | Culvert | 20 ft | 174 | Fair |
| Patapsco Road over East Br Patapsco River No. 200000CL0351010 | 0.55 MI W of Wesley Road | 1900 | Stringer/Multi-beam or Girder | 40 ft | 171 | Poor |
| Hughes Shop Road over Bear Branch No. 200000CL0264010 | 0.025 MI N Pleasant Va | 1974 | Truss - Thru | 55 ft | 152 | Poor |
| Winters Church RD over Little Pipe Creek No. 200000CL0253010 | 0.48 MI S of Md 75 | 1981 | Truss - Thru | 57 ft | 151 | Good |
| Emory Road over Deep Run No. 200000CL0349010 | 0.38 MI E of Wesley Road | 2000 | Stringer/Multi-beam or Girder | 30 ft | 150 | Good |
| Rohrbaugh Road over Grave Run No. 200000CL0384030 | Rohrbaugh RD 0.36 | 1976 | Culvert | 25 ft | 148 | Fair |
| Berberi Road over Tributary to North Branc No. 200000CL0370010 | 1.3 MI E of Md 140 | 2005 | Truss - Thru | 41 ft | 140 | Fair |
| Mckinstrys Mill RD over Sams Creek No. 200000CL0243010 | On Frederick CO Line | 1972 | Stringer/Multi-beam or Girder | 38 ft | 119 | Poor |
| Babylon Road over Silver Run No. 200000CL0269010 | 0.05 MI N of Mayberry RD | 1960 | Truss - Thru | 33 ft | 117 | Fair |
| Hapes Mill Road over Big Pipe Creek No. 200000CL0234010 | 1 MI E Crouse Mill RD | 1974 | Stringer/Multi-beam or Girder | 126 ft | 102 | Fair |
| Baumgardner Road over Piney Creek No. 200000CL0203010 | 0.70 MI N of Keysville RD | 1982 | Truss - Thru | 67 ft | 99 | Fair |
| Twin Arch Road over South Br Patapsco River No. 200000CL0305010 | On Howard County Line | 1900 | Arch - Deck | 26 ft | 98 | Fair |
| Rockland Road over Little Pipe Creek No. 200000CL0257010 | 0.01 MI N of Roops Mil RD | 1997 | Stringer/Multi-beam or Girder | 43 ft | 89 | Good |
| York Road No 1 over South Branch Gunpowder F No. 200000CL0402010 | 1 M NE of Lineboro RD | 1940 | Truss - Thru | 41 ft | 88 | Fair |
| Newport Road over Gillis Falls No. 200000CL0342010 | 0.09 MI N of Howard CO | 2001 | Box Beam or Girders - Multiple | 74 ft | 86 | Good |
| Adams Mill Road over Little Pipe Creek No. 200000CL0364010 | .03 MI E of Roops Mill RD | 1974 | Stringer/Multi-beam or Girder | 128 ft | 75 | Fair |
| Saw Mill Road over Big Pipe Creek No. 200000CL0284010 | 0.5 MI East of Md 97 | 1974 | Truss - Thru | 73 ft | 54 | Good |
Structure types in Carroll County
| Stringer/Multi-beam or Girder | 90 | 43.9% |
| Culvert | 69 | 33.7% |
| Slab | 14 | 6.8% |
| Truss - Thru | 12 | 5.9% |
| Tee Beam | 6 | 2.9% |
| Box Beam or Girders - Multiple | 6 | 2.9% |
| Frame | 4 | 2.0% |
| Arch - Deck | 1 | 0.5% |
| Truss - Deck | 1 | 0.5% |
| Girder and Floorbeam System | 1 | 0.5% |
| Box Beam or Girders - Single or Spread | 1 | 0.5% |
Other counties in Maryland
- Allegany County 244
- Anne Arundel County 392
- Baltimore city 374
- Baltimore County 786
- Calvert County 34
- Caroline County 70
- Cecil County 193
- Charles County 94
- Dorchester County 47
- Frederick County 485
- Garrett County 140
- Harford County 276
- Howard County 312
- Kent County 44
- Montgomery County 522
- Prince George's County 576
- Queen Anne's County 88
- Somerset County 46
- St. Mary's County 50
- Talbot County 42
- Washington County 300
- Wicomico County 98
- Worcester County 82