Northumberland County, Pennsylvania bridges
Northumberland County has 298 bridges and culverts in the National Bridge Inventory, the oldest built in 1830. 20 (7%) are rated poor. The most common type is stringer/multi-beam or girder (33%).
- Bridges
- 298
- Good
- 43%
- Fair
- 51%
- Poor
- 7%
- 20 bridges
- Average age
- 61.5 yrs
- Posted or closed
- 23
Map of bridges in Northumberland County
Green good, amber fair, red poor. Click a marker for details.Search bridges in Northumberland County
Type at least two characters, or pick a condition or type, to search every bridge in the county.
Condition
Good43%(127)
Fair51%(151)
Poor7%(20)
When they were built
Busiest
- SR 61 over Susquehanna RiverGood20,080 vehicles/day
- SR 61 over Over Shamokin Cr.Fair17,574 vehicles/day
- I-80 WB over SR405& WB Susquehanna R.Fair16,130 vehicles/day
- SR 80 Wbl over Norfolk Southern RRGood16,130 vehicles/day
- I-80 EB over SR405 & W Br SusquehannaFair16,007 vehicles/day
Longest
- SR 147 over Susquehanna RiverGood4,545 ft
- SR 61 over Susquehanna RiverGood2,908 ft
- Fair
- Fair
- Fair
Oldest
- Fair
- Poor
- Himmels over Schwaben CreekFairBuilt 1874
- Krickbaun over S. Br. of Roaring CreekFairBuilt 1876
- T-594 over Chillisquaque CreekPoorBuilt 1881
All bridges in Northumberland County
Busiest first · showing 1–200 of 298| Bridge | Location | Built | Type | Length | Daily traffic | Condition |
|---|---|---|---|---|---|---|
| SR 61 over Susquehanna River No. 000000000029008 | Sunbury River Bridge | 1986 | Stringer/Multi-beam or Girder | 2,908 ft | 20,080 | Good |
| SR 61 over Over Shamokin Cr. No. 000000000029000 | 4 MI N of Shamokin | 1926 | Tee Beam | 124 ft | 17,574 | Fair |
| I-80 WB over SR405& WB Susquehanna R. No. 000000000029013 | Milton I80WB River Bridge | 1962 | Stringer/Multi-beam or Girder | 1,527 ft | 16,130 | Fair |
| SR 80 Wbl over Norfolk Southern RR No. 000000000043282 | 1.5 Mi. North of Milton | 2001 | Box Beam or Girders - Multiple | 102 ft | 16,130 | Good |
| I-80 EB over SR405 & W Br Susquehanna No. 000000000029011 | Milton I80EB River Bridge | 1962 | Stringer/Multi-beam or Girder | 1,521 ft | 16,007 | Fair |
| SR 80 Ebl over Norfolk Southern RR No. 000000000041845 | 1.5 Mi. N. of Milton | 2002 | Box Beam or Girders - Multiple | 104 ft | 16,007 | Good |
| SR 147 over Susquehanna River No. 000000000056914 | Susq River Xing Csvt | 2019 | Stringer/Multi-beam or Girder | 4,545 ft | 14,615 | Good |
| SR 61 over Over Bennys Run No. 000000000029001 | 1 MI N of Weigh Scales | 1947 | Tee Beam | 49 ft | 14,116 | Fair |
| SR I-80 Ebl over Over SR254 & Limestone C No. 000000000029023 | 1.5 MI E of Milton | 1962 | Stringer/Multi-beam or Girder | 293 ft | 14,014 | Fair |
| I-80 WB over Over SR 1019 & Muddy Run No. 000000000029022 | 2 MI NE of Milton | 1962 | Box Beam or Girders - Multiple | 192 ft | 13,905 | Fair |
| I-80 Westbound over I-180 and Ramps No. 000000000041392 | 2 Mi. N of Milton | 2001 | Stringer/Multi-beam or Girder | 236 ft | 13,905 | Good |
| I-80 WB over Over SR254/LIMESTONE Run No. 000000000029024 | Limestoneville Exit | 1962 | Stringer/Multi-beam or Girder | 288 ft | 13,626 | Fair |
| I-80 EB over Over SR 1019 & Muddy Run No. 000000000029021 | 2 MI NE of Milton | 1962 | Box Beam or Girders - Multiple | 192 ft | 13,521 | Good |
| I-80 Eastbound over I-180 & SR 147 Mid-Point No. 000000000041763 | 2 MI N of Milton | 2002 | Stringer/Multi-beam or Girder | 227 ft | 13,521 | Good |
| SR 0405 over N. B. Susquehanna River No. 000000000029046 | Sunbury/Packer Is.Rvr Br | 1988 | Stringer/Multi-beam or Girder | 984 ft | 13,307 | Fair |
| SR 0405 over N. B. Susquehanna River No. 000000000029048 | Northd/Packers Island Br | 1988 | Stringer/Multi-beam or Girder | 894 ft | 13,307 | Fair |
| SR 0045 over W.B. Susquehanna River No. 000000000028972 | Lewisburg River Bridge | 1988 | Stringer/Multi-beam or Girder | 1,231 ft | 13,028 | Good |
| SR 61 over Over Shamokin Creek No. 000000000028999 | Village of Uniontown | 1967 | Stringer/Multi-beam or Girder | 154 ft | 12,752 | Fair |
| S.R. 11 over Johnsons Run No. 000000000028956 | 1.5 MI NE of Northd Boro | 1942 | Culvert | 30 ft | 12,627 | Fair |
| SR 61 over Shamokin C. & Seda-Cog R No. 000000000044076 | City of Shamokin | 2007 | Stringer/Multi-beam or Girder | 152 ft | 11,773 | Good |
| SR 642 over W.B. Susquehanna River No. 000000000029115 | W.Milton/Island River Br. | 1987 | Stringer/Multi-beam or Girder | 619 ft | 10,757 | Good |
| SR 642 over W.B. Susquehanna River No. 000000000029116 | Milton/Island River Br. | 1987 | Stringer/Multi-beam or Girder | 1,313 ft | 10,757 | Good |
| SR 405 over Limestone Run No. 000000000029104 | Boro of Milton | 1978 | Culvert | 20 ft | 10,643 | Good |
| SR 61 over Shamokin Creek No. 000000000029007 | City of Sunbury | 1933 | Truss - Thru | 158 ft | 10,564 | Fair |
| S.R. 11 over W. B. Susquehanna River No. 000000000028954 | Northd Boro Blue Hill Br | 1925 | Stringer/Multi-beam or Girder | 1,371 ft | 10,050 | Fair |
| TR 147 over Over SR 254 No. 000000000029058 | Boro of Milton | 1971 | Stringer/Multi-beam or Girder | 155 ft | 9,520 | Fair |
| SR 147 over Over Twp. 589 No. 000000000029059 | 0.5 MI North of Milton | 1971 | Box Beam or Girders - Multiple | 63 ft | 9,520 | Fair |
| S.R.147 over Muddy Run No. 000000000029061 | 1.75 MI North of Milton | 1969 | Box Beam or Girders - Multiple | 33 ft | 9,520 | Good |
| I-180 Eastbound over Over S.R. 1007 No. 000000000029075 | 2 Miles North of Milton | 1971 | Stringer/Multi-beam or Girder | 171 ft | 9,492 | Good |
| SR 54 over Trib Sham Creek No. 000000000028987 | Village of Elysburg | 1920 | Slab | 21 ft | 9,304 | Fair |
| SR 147 over SR 45 No. 000000000042144 | 0.5 MI E of Montandon | 2003 | Stringer/Multi-beam or Girder | 138 ft | 9,170 | Good |
| SR 147 over Over S.R. 45 No. 000000000029055 | 0.5 MI E of Montandon | 1971 | Stringer/Multi-beam or Girder | 176 ft | 9,150 | Fair |
| Pa 487 over Shamokin Creek No. 000000000029111 | Village of Paxinos | 1947 | Girder and Floorbeam System | 162 ft | 9,067 | Fair |
| SR 487 over Over Br of Shamokin Crk No. 000000000029112 | Village of Paxinos | 1947 | Tee Beam | 23 ft | 9,067 | Fair |
| I-180 Wbl over Over SR 1007 No. 000000000029077 | 2 Miles North of Milton | 1971 | Stringer/Multi-beam or Girder | 169 ft | 8,976 | Good |
| SR 54 over Logan Run No. 000000000028983 | 2 Miles East of Riverside | 1985 | Box Beam or Girders - Multiple | 50 ft | 8,693 | Good |
| SR 147 Nbl over Over Muddy Run No. 000000000029060 | 1.75 MI North of Milton | 1969 | Box Beam or Girders - Multiple | 33 ft | 8,515 | Good |
| SR 147 Future NB over Over SR 254 No. 000000000041870 | Boro of Milton | 2002 | Stringer/Multi-beam or Girder | 141 ft | 8,515 | Good |
| SR 147 Future NB over Over Twp 589 No. 000000000041871 | 0.5 Mile North of Milton | 2002 | Box Beam or Girders - Multiple | 74 ft | 8,515 | Good |
| SR 61 over N. Br. of Shamokin Creek No. 000000000045150 | Village of Atlas | 2008 | Box Beam or Girders - Multiple | 53 ft | 8,490 | Good |
| W Walnut ST over Shamokin Creek No. 000000000029403 | Shamokin City | 1914 | Girder and Floorbeam System | 77 ft | 8,400 | Poor |
| SR 147 over Shamokin CR/NS#117-30563 No. 000000000029044 | 1 MI S of Sunbury | 1991 | Stringer/Multi-beam or Girder | 464 ft | 8,286 | Good |
| SR 147 Southbound over Over Limestone Run No. 000000000029057 | 1 Mile East of Milton | 1971 | Stringer/Multi-beam or Girder | 58 ft | 8,173 | Good |
| I-180 Ebl over I-180 over S.R.54 No. 000000000029069 | 5.5 Miles South of Muncy | 1970 | Stringer/Multi-beam or Girder | 89 ft | 8,106 | Good |
| SR 0180 EB over SR44 Norsouth Warrior Ru No. 000000000029072 | 3 MI E of Watsontown | 1971 | Stringer/Multi-beam or Girder | 325 ft | 8,106 | Fair |
| I-180 Wbl over I-180 over S.R. 54 No. 000000000029070 | 5.5 Miles South of Muncy | 1970 | Stringer/Multi-beam or Girder | 89 ft | 8,095 | Good |
| SR 0180 WB over SR44 NS RR Warrior Run No. 000000000029073 | 3 MI E of Watsontown | 1971 | Stringer/Multi-beam or Girder | 333 ft | 8,095 | Fair |
| I-180 Ebl over I-180 over TWP.RD.T-655 No. 000000000029066 | 3.5 Miles South of Muncy | 1970 | Stringer/Multi-beam or Girder | 142 ft | 7,935 | Good |
| SR 0061 over Over SR 2026 & SR 901 No. 000000000028997 | Village of Ranshaw | 1970 | Box Beam or Girders - Multiple | 100 ft | 7,836 | Fair |
| SR 147 NB over Over Limestone Run No. 000000000041869 | 1 Mile East of Milton | 2002 | Stringer/Multi-beam or Girder | 60 ft | 7,688 | Good |
| I-180 WB over I-180 over Twp RD T-655 No. 000000000029068 | 3.5 Miles South of Muncy | 1970 | Stringer/Multi-beam or Girder | 113 ft | 7,619 | Good |
| SR 61 over Over Shamokin Ck No. 000000000042251 | Borough of Mt Carmel | 2003 | Stringer/Multi-beam or Girder | 453 ft | 6,942 | Fair |
| SR 0405 over Trib WB Susqehanna Rvr No. 000000000029052 | 2 MI N of Northumberland | 1938 | Slab | 21 ft | 6,926 | Fair |
| SR 405 over Chillisquaque Creek No. 000000000029100 | 3.5 MI S of Montandon | 1974 | Box Beam or Girders - Multiple | 156 ft | 6,926 | Good |
| S.R. 642 over Over S.R. 147 No. 000000000029117 | 1 MI E of Milton | 1970 | Stringer/Multi-beam or Girder | 247 ft | 6,829 | Good |
| SR 61 over Over Lt. Shamokin Cr. No. 000000000029005 | Village of Hamilton | 1988 | Box Beam or Girders - Multiple | 97 ft | 6,812 | Fair |
| SR 405 over Over Housel Run No. 000000000029102 | 1 Mile South of Milton | 1964 | Culvert | 20 ft | 6,586 | Good |
| SR 61 over Over Paxinos Creek No. 000000000029003 | Village of Paxinos | 1947 | Tee Beam | 24 ft | 6,126 | Fair |
| SR 61 over Over Lick Run No. 000000000029004 | Village of Stonington | 1938 | Tee Beam | 37 ft | 6,035 | Fair |
| 6th ST over Shamokin Creek No. 000000000029393 | City of Shamokin | 1891 | Tee Beam | 73 ft | 5,850 | Fair |
| SR 0054 over Over Warrior Run Creek No. 000000000028978 | 1 MI W of Turbotville | 1974 | Culvert | 33 ft | 5,799 | Good |
| SR 0054 over Over Warrior Run No. 000000000028980 | 0.1 MI N of Turbotville | 1992 | Culvert | 24 ft | 5,799 | Good |
| S.R. 3012 over Over Fiddlers Run No. 000000000029247 | 0.5 MI N of Mandata | 1995 | Box Beam or Girders - Multiple | 31 ft | 5,222 | Good |
| Chestnut ST over Carbon Run No. 000000000029397 | Shamokin City | 1993 | Culvert | 29 ft | 5,000 | Fair |
| SR 487 over Trib to Shamokin Creek No. 000000000029114 | Boro of Elysburg | 1951 | Slab | 23 ft | 4,949 | Good |
| Old SR 2035/30/0 over Over Shamokin Creek No. 000000000029220 | 1.5 M S of Strong | 1993 | Culvert | 36 ft | 4,926 | Good |
| Old SR 2035/40/0 over Over N Br Shamokin Crk No. 000000000029221 | 0.5 M SE of Strong | 1992 | Culvert | 32 ft | 4,926 | Fair |
| SR 1022 over Over SR 147 No. 000000000029164 | 1.5 MI SE of Milton | 1971 | Stringer/Multi-beam or Girder | 235 ft | 4,920 | Fair |
| Filbert ST over Limestone Run No. 000000000029408 | Milton Boro | 1910 | Arch - Deck | 32 ft | 4,900 | Fair |
| SR 0405 over Over Warrior Run Creek No. 000000000029106 | 1 MI S of Watsontown | 1925 | Culvert | 24 ft | 4,456 | Fair |
| Turbot Avenue over Limestone Run No. 000000000029412 | Milton Boro | 1991 | Box Beam or Girders - Multiple | 39 ft | 4,350 | Fair |
| SR 225 over Over Fiddlers Run No. 000000000029083 | Village of Mandata | 1995 | Culvert | 28 ft | 4,305 | Good |
| SR 405 over Muddy Run No. 000000000044070 | 1 Mile North of Milton | 2007 | Box Beam or Girders - Multiple | 68 ft | 4,224 | Good |
| Spruce ST over Carbon Run No. 000000000029399 | Shamokin City Spruce St. | 1992 | Culvert | 27 ft | 4,100 | Good |
| Pa 405 over NSRR & Trib Chillisq Crk No. 000000000048323 | 2 MI S of Montandon | 2013 | Stringer/Multi-beam or Girder | 213 ft | 4,012 | Good |
| SR 901 over Over Locust Cr. No. 000000000029124 | 1.5 MI NW of Locust Gap | 1989 | Slab | 29 ft | 4,010 | Good |
| SR 0901 over Over Seda Cog RR No. 000000000029127 | 0.5 MI NW of Excelsior | 1970 | Stringer/Multi-beam or Girder | 123 ft | 4,010 | Fair |
| SR 901 over Over Shamokin Creek No. 000000000029129 | 0.5 MI SW of Ranshaw | 1970 | Culvert | 37 ft | 4,010 | Fair |
| SR 901 over Over Quaker Run No. 000000000029130 | 0.25 MI SW of Ranshaw | 1970 | Culvert | 25 ft | 4,010 | Good |
| SR 125 (TR-125 Nbl over Over Shamokin Creek No. 000000000029029 | City of Shamokin | 1905 | Box Beam or Girders - Multiple | 73 ft | 3,836 | Good |
| SR 1014 over W. B. Susquehanna River No. 000000000029159 | Watsontown Boro River Br. | 1927 | Arch - Deck | 1,236 ft | 3,765 | Fair |
| SR 901 over Over Coal Run No. 000000000029131 | Village of Ranshaw | 1970 | Culvert | 25 ft | 3,723 | Fair |
| S.R. 45 over Chillisquaque Creek No. 000000000028974 | 5.0 MI E of Montandon | 1952 | Stringer/Multi-beam or Girder | 235 ft | 3,722 | Fair |
| SR 0044 over Over Delaware Run No. 000000000028970 | 0.5 MI W of Dewart | 1958 | Box Beam or Girders - Multiple | 57 ft | 3,688 | Fair |
| SR 44 @ Allenwood over W.B. Susquehanna River No. 000000000028971 | Allenwood River Bridge | 1990 | Stringer/Multi-beam or Girder | 1,026 ft | 3,688 | Good |
| SR 125 (TR125 Sbl) over Over Shamokin Cr. No. 000000000029030 | City of Shamokin | 1905 | Box Beam or Girders - Multiple | 73 ft | 3,611 | Fair |
| SR 147 over Mahanoy Creek. No. 000000000029038 | 1 MI N of Herndon | 1983 | Box Beam or Girders - Multiple | 237 ft | 3,464 | Fair |
| SR 147 over Over Boile Run No. 000000000029039 | 8 MI S of Sunbury | 1991 | Slab | 29 ft | 3,464 | Good |
| SR 147 over Fiddlers Run No. 000000000047204 | 1 MI S of Herndon | 2012 | Culvert | 26 ft | 3,464 | Good |
| Pa 44 over Dry Run No. 000000000028969 | 0.5 MI N of Watsontown | 1962 | Box Beam or Girders - Multiple | 37 ft | 3,455 | Fair |
| SR 8001 over Over Coal Run No. 000000000029421 | 2 MI NE of Paxinos | 1970 | Culvert | 22 ft | 3,280 | Fair |
| SR 2034 over Shamokin Creek No. 000000000029219 | 1 MI SE of Kulpmont | 1950 | Stringer/Multi-beam or Girder | 65 ft | 3,277 | Fair |
| SR 2015 over Sham Creek & Seda.Cog.Rr No. 000000000029202 | 1 MI N of Shamokin | 1962 | Stringer/Multi-beam or Girder | 275 ft | 3,194 | Fair |
| SR 1007 over Over Norfolk Southern RR No. 000000000029142 | 3 MI S of Watsontown | 1971 | Stringer/Multi-beam or Girder | 151 ft | 3,160 | Fair |
| SR 4018 over Unt to Susq. River No. 000000000029295 | 1 Mile South of Sunbury | 1922 | Tee Beam | 27 ft | 3,150 | Fair |
| SR 4018 over Indian Springs No. 000000000029296 | 1.5 MI South of Sunbury | 1911 | Slab | 24 ft | 3,150 | Fair |
| SR 4018 over Over Little Shamokin Cr. No. 000000000029299 | 7 MI Southeast of Sunbury | 1947 | Stringer/Multi-beam or Girder | 53 ft | 3,150 | Fair |
| Arch ST Shamokin over Carbon Run No. 000000000029396 | Shamokin City | 1994 | Culvert | 24 ft | 3,100 | Fair |
| SR 225 over Over Fiddlers Run No. 000000000029082 | 1 MI S of Mandata | 1937 | Slab | 34 ft | 2,911 | Fair |
| SR 890 over Over Little Shamokin Cr. No. 000000000029122 | 2 MI S of Hamilton | 1949 | Stringer/Multi-beam or Girder | 46 ft | 2,907 | Good |
| Liberty Street over Shamokin Creek No. 000000000029398 | City of Shamokin | 1910 | Girder and Floorbeam System | 77 ft | 2,900 | Fair |
| SR 225 over Mouse Run No. 000000000029084 | 2 MI N of Mandata | 1991 | Culvert | 24 ft | 2,881 | Good |
| Sr. 225 over Over Mouse Run No. 000000000029086 | Village of Red Cross | 1986 | Culvert | 24 ft | 2,881 | Good |
| SR 0225 over Schwaben Creek No. 000000000046117 | 1 Mile North of Red Cross | 2010 | Box Beam or Girders - Multiple | 66 ft | 2,881 | Good |
| S.R. 225 over Mahantango Creek No. 000000000029079 | Village of Pillow | 1975 | Box Beam or Girders - Multiple | 230 ft | 2,696 | Fair |
| SR 405 over Over Delaware Run No. 000000000029108 | 1.7 Mi.N.Of Watsontown | 1985 | Box Beam or Girders - Multiple | 55 ft | 2,557 | Good |
| SR 0405 over Norfolk Souther RR T-630 No. 000000000039573 | Village of Dewart | 1997 | Box Beam or Girders - Multiple | 185 ft | 2,557 | Fair |
| 8th St. Shamokin over Shamokin Creek No. 000000000029395 | Shamokin City | 1937 | Tee Beam | 74 ft | 2,400 | Fair |
| SR 890 over Little Shamokin Creek No. 000000000029121 | 1MI S of Augustaville | 1949 | Stringer/Multi-beam or Girder | 45 ft | 2,336 | Poor |
| SR 2023 over Aban. Reading R.R.Tracks No. 000000000029215 | 1 MI S Mount Carmel Boro | 1985 | Box Beam or Girders - Multiple | 66 ft | 2,316 | Good |
| SR 2023 over Over Rdg Blmt/Northernrr No. 000000000042990 | 1.5 MI S of Mount Carmel | 2005 | Box Beam or Girders - Multiple | 87 ft | 2,316 | Good |
| SR 54 over Delaware Run No. 000000000028975 | 3 MI NW of Dewart | 1954 | Stringer/Multi-beam or Girder | 29 ft | 2,296 | Fair |
| SR 54 over Over Delaware Run No. 000000000028976 | 3 MI NW of Dewart | 1959 | Tee Beam | 25 ft | 2,296 | Fair |
| SR 54 over Trib.To Deleware Run No. 000000000028977 | 3.5 MI East of Dewart | 1958 | Slab | 21 ft | 2,296 | Fair |
| S.R. 225 over Over Mahanoy Creek No. 000000000029089 | Village of Dornsife | 1941 | Truss - Thru | 215 ft | 2,280 | Fair |
| SR 1006 over Over I-180 Ebl & Wbl No. 000000000056746 | 2 Mi. N.E.Of Watsontown | 2021 | Stringer/Multi-beam or Girder | 200 ft | 2,270 | Good |
| SR 2017 over Over Coal Run No. 000000000029207 | Village of Springfield | 1952 | Channel Beam | 31 ft | 2,214 | Good |
| SR 1024 over Trib North Br Susq Rvr No. 000000000029169 | 6 MI E of Northd. Boro | 1940 | Channel Beam | 27 ft | 2,085 | Good |
| Spurzheim ST over Shamokin Creek No. 000000000029402 | City of Shamokin | 1989 | Box Beam or Girders - Multiple | 54 ft | 2,000 | Fair |
| T - 583 over Limestone Run No. 000000000047492 | 2.8 Mi. East of Milton | 1990 | Culvert | 79 ft | 2,000 | Fair |
| SR 1007 over Over Warrior Run Creek No. 000000000029147 | 5 MI N of Mcewensville | 1995 | Culvert | 25 ft | 1,985 | Good |
| SR 642 over Ross Run No. 000000000029118 | Village of Pottsgrove | 1930 | Tee Beam | 29 ft | 1,899 | Fair |
| SR 642 over Over Chillisquaque Cr. No. 000000000029119 | 0.5 MI E of Pottsgrove | 1958 | Stringer/Multi-beam or Girder | 212 ft | 1,899 | Good |
| N. Hickory ST over Shamokin Creek No. 000000000053223 | Mount Carmel Borough | 2016 | Culvert | 22 ft | 1,800 | Good |
| SR 147 over Dalmatia Creek No. 000000000046733 | Village of Dalmatia | 2011 | Culvert | 28 ft | 1,722 | Good |
| Shamokin Street over Shamokin Creek No. 000000000029401 | Shamokin City | 1916 | Girder and Floorbeam System | 77 ft | 1,600 | Fair |
| N Vine ST over Shamokin Creek No. 000000000029416 | Mount Carmel Boro | 2002 | Culvert | 20 ft | 1,550 | Fair |
| SR 225 over Over Zerbe Run No. 000000000029093 | Village of Trevorton | 1934 | Tee Beam | 38 ft | 1,486 | Fair |
| SR 225 over Over Gap Run No. 000000000029094 | Village of Trevorton | 1934 | Tee Beam | 29 ft | 1,486 | Fair |
| I-80 Ramp K over Ramp K over Limestone R No. 000000000029423 | 1.5 MI E of Milton | 1962 | Box Beam or Girders - Multiple | 51 ft | 1,485 | Good |
| SR 4013 over Over Plum Creek No. 000000000029290 | 3 MI SW of Stonington | 1939 | Slab | 22 ft | 1,431 | Fair |
| SR 4013 over Over Plum Creek No. 000000000029291 | 1.5 MI SW of Stonington | 1939 | Slab | 23 ft | 1,431 | Good |
| SR 4001 over Kipps Run No. 000000000029267 | Riverside Boro | 1941 | Tee Beam | 25 ft | 1,408 | Fair |
| SR 1005 over Over Delaware Run No. 000000000029137 | 3 MI N of Watsontown | 1937 | Tee Beam | 43 ft | 1,346 | Good |
| SR 1007 over Tributary Warrior Run No. 000000000029146 | 0.5 MI S of Warrior Run | 1957 | Slab | 22 ft | 1,275 | Good |
| SR 1007 over Warrior Run Creek No. 000000000040147 | .25MI N of Mcewensville | 1998 | Box Beam or Girders - Multiple | 92 ft | 1,275 | Good |
| I-80 Ramp J over Ramp J over Limestone R No. 000000000029422 | 1.5 MI E of Milton | 1962 | Box Beam or Girders - Multiple | 46 ft | 1,240 | Good |
| SR 3003 over Mouse Creek No. 000000000029227 | 0.5 MI N of Urban | 1933 | Culvert | 23 ft | 1,228 | Fair |
| SR 3003 over Over Mouse Run No. 000000000029228 | 2 MI SE of Red Cross | 1922 | Tee Beam | 23 ft | 1,228 | Fair |
| SR 4020 over Little Shamokin Creek No. 000000000029305 | Village of Augustaville | 1970 | Slab | 55 ft | 1,221 | Good |
| Brown AV.CO.BR#191 over Limestone Run No. 000000000029407 | Milton Boro | 1995 | Box Beam or Girders - Multiple | 44 ft | 1,220 | Good |
| Warrior Run Blvd. over Warrior Run No. 000000000029337 | W of Turbotville | 1920 | Stringer/Multi-beam or Girder | 42 ft | 1,200 | Poor |
| SR 4004 over Over Wilson Run No. 000000000029276 | 4 Mi.S of Riverside | 1957 | Tee Beam | 27 ft | 1,114 | Fair |
| 6th Mul Pine Sts over Carbon Run No. 000000000029394 | Sixth Street Bridge | 1995 | Culvert | 23 ft | 1,105 | Fair |
| S.R. 3006 over Over Mahanoy Creek No. 000000000029234 | 1 MI South of Dornsife | 1940 | Truss - Thru | 158 ft | 1,104 | Fair |
| SR 2019 over Over Quaker Run No. 000000000029210 | Brady ST Village Brady | 1913 | Stringer/Multi-beam or Girder | 23 ft | 1,018 | Fair |
| East First Street over Norfolk Southern RR No. 000000000029420 | Watsontown Borough | 1987 | Stringer/Multi-beam or Girder | 43 ft | 1,000 | Fair |
| SR 4026 over Bennys Run No. 000000000029317 | 1 MI W.Of Weigh Scales | 1967 | Box Beam or Girders - Multiple | 37 ft | 927 | Fair |
| SR 44 over Delaware Run No. 000000000028967 | 1.5 MI E of Watsontown | 1974 | Box Beam or Girders - Multiple | 133 ft | 923 | Fair |
| SR 4012 over Over Shamokin Creek. No. 000000000029289 | 1.5 MI W of Elysburg | 1934 | Tee Beam | 48 ft | 918 | Fair |
| SR 1025 over Chillisquaque Creek No. 000000000048256 | 2 MI East of Montandon | 2013 | Box Beam or Girders - Multiple | 73 ft | 874 | Good |
| SR 1001 over Over Delware Run No. 000000000029133 | 4 MI North Watsontown | 1940 | Slab | 33 ft | 850 | Fair |
| SR 1025 over Over SR 147 No. 000000000029170 | 1 MI S of Milton | 1971 | Stringer/Multi-beam or Girder | 235 ft | 838 | Fair |
| SR 3018 over Over Snow Creek No. 000000000029258 | 6 Miles East of Pillow | 1938 | Tee Beam | 35 ft | 819 | Fair |
| SR 3018 over Over Mahantango Creek No. 000000000029259 | 6.25 MI E of Pillow | 1941 | Girder and Floorbeam System | 106 ft | 819 | Fair |
| SR 4005 over Over Shamokin Creek No. 000000000029277 | Snydertown Boro | 1930 | Girder and Floorbeam System | 77 ft | 813 | Fair |
| SR 4026 over Bennys Run No. 000000000029315 | 3 MI W of Weigh Scales | 1996 | Culvert | 27 ft | 802 | Good |
| Center Street over Shamokin Creek No. 000000000029319 | 1.5 MI NW of Shamokin | 1990 | Box Beam or Girders - Multiple | 106 ft | 800 | Fair |
| SR 2024 over S. Br. Roaring Creek No. 000000000029216 | Village of Bear Gap | 1985 | Box Beam or Girders - Multiple | 56 ft | 786 | Fair |
| SR 2026 over Over Coal Run No. 000000000029217 | Village of Coal Run | 1938 | Slab | 41 ft | 765 | Fair |
| SR 3010 over Over Mouse Run No. 000000000029236 | Village of Red Cross | 1946 | Stringer/Multi-beam or Girder | 32 ft | 740 | Fair |
| S.R. 3010 over Over Schwaben Creek No. 000000000029237 | 1 MI E of Red Cross | 1931 | Tee Beam | 48 ft | 740 | Fair |
| S.R. 4016 over Over Plum Creek No. 000000000029293 | 1.5 MI SE of Hamilton | 1939 | Stringer/Multi-beam or Girder | 52 ft | 703 | Fair |
| SR 4016 over Trib to Plum Creek No. 000000000029294 | 2MI.SE of Hamilton | 1939 | Slab | 23 ft | 703 | Fair |
| SR 1003 over Over Dry Run No. 000000000029135 | 1 MI N of Watsontown | 1950 | Channel Beam | 32 ft | 681 | Fair |
| SR 4009 over Over Shamokin Creek No. 000000000029282 | 1.5 MI East of Sunbury | 1974 | Box Beam or Girders - Multiple | 189 ft | 680 | Fair |
| SR 1039 over Trib Warrior Run No. 000000000046064 | 0.5 MI West of Turbotvill | 2010 | Culvert | 27 ft | 680 | Good |
| S.R. 3010 over Over Schwaben Creek No. 000000000029239 | Village of Rebuck | 1940 | Tee Beam | 84 ft | 679 | Fair |
| Walnut ST over Shamokin Creek No. 000000000053224 | Mount Carmel Borough | 2016 | Culvert | 22 ft | 660 | Good |
| N. Chestnut ST over Shamokin Creek No. 000000000053225 | Mount Carmel Borough | 2016 | Culvert | 22 ft | 660 | Good |
| T-633 Turbot Twp. over Over Muddy Run No. 000000000029373 | 1.5 MI N of Milton Boro | 1942 | Tee Beam | 33 ft | 650 | Fair |
| T-633 Turbot Twp. over Over Muddy Run No. 000000000029374 | 2 MI N of Milton | 1921 | Box Beam or Girders - Multiple | 30 ft | 650 | Good |
| Maple Avenue over Limestone Run No. 000000000029410 | Milton Boro | 1990 | Box Beam or Girders - Multiple | 53 ft | 630 | Fair |
| SR 4020 over Over Hallowing Run No. 000000000053605 | 1.5 MI W of Augustaville | 2016 | Culvert | 26 ft | 608 | Good |
| Willow Street over Shamokin Creek No. 000000000029404 | Shamokin City | 1906 | Stringer/Multi-beam or Girder | 61 ft | 600 | Poor |
| SR 1006 over Warrior Run Creek No. 000000000029141 | 3 MI North Mcewensville | 1983 | Box Beam or Girders - Multiple | 79 ft | 572 | Good |
| Ridge Avenue over Limestone Run No. 000000000040639 | Ridge Avenue | 1998 | Box Beam or Girders - Multiple | 51 ft | 570 | Good |
| SR 1019 over Over Muddy Run No. 000000000029163 | 1 MI N.E.Of Milton | 1960 | Slab | 54 ft | 548 | Fair |
| SR 3016 over Over Fiddlers Run No. 000000000042045 | Village of Mandata | 2003 | Culvert | 27 ft | 532 | Good |
| 3018 over Trib Mahantango Creek No. 000000000046082 | 4 MI South of Pillow | 2010 | Culvert | 22 ft | 519 | Good |
| SR 125 over Mahanoy Creek No. 000000000029027 | 1.5 MI SW of Gowan City | 1986 | Stringer/Multi-beam or Girder | 133 ft | 500 | Good |
| T-764 (swift Road) over Millers Run No. 000000000040190 | South of Paxinos | 1998 | Culvert | 21 ft | 500 | Good |
| SR 2009 (T830) over Tributary Shamokin Creek No. 000000000047943 | Ralpho Twp RD T-830 | 2013 | Culvert | 28 ft | 474 | Good |
| SR 1005 over Dry Run No. 000000000029136 | 2 MI N of Watsontown | 1948 | Tee Beam | 27 ft | 460 | Fair |
| SR 2002 over Over Logan Run No. 000000000029183 | 2 Mi.E.Of Riverside | 1935 | Tee Beam | 44 ft | 451 | Fair |
| SR 2002 over Little Roaring Creek No. 000000000029185 | 4 MI E of Riverside Boro | 1954 | Channel Beam | 25 ft | 451 | Good |
| SR 1011 over Warrior Run No. 000000000029155 | 1 MI N of Turbotville | 1921 | Channel Beam | 31 ft | 448 | Fair |
| SR 1011 over Over Warrior Run No. 000000000029156 | 2.0 MI N of Turbotville | 1949 | Slab | 21 ft | 448 | Fair |
| SR 3016 over Trib of Mouse Run No. 000000000029252 | 0.5 MI East of Urban | 1957 | Slab | 21 ft | 448 | Fair |
| Irish Valley Road over Little Shamokin Cr. No. 000000000053564 | 2 MI S of Augustaville | 2016 | Box Beam or Girders - Multiple | 51 ft | 428 | Good |
| SR 3018 over Over Mahantango CR No. 000000000029253 | Village of Pillow | 1974 | Box Beam or Girders - Multiple | 196 ft | 425 | Fair |
| SR 2018 over Over Millers Run No. 000000000029209 | 2 MI NW of Bear Gap | 1929 | Stringer/Multi-beam or Girder | 25 ft | 423 | Fair |
| SR 4004 over Gravel Run No. 000000000029275 | 6 Mi.W.Of Riverside | 1939 | Channel Beam | 29 ft | 400 | Fair |
| T-506 (8th Street) over Zerbe Run No. 000000000029390 | Trevorton | 1904 | Stringer/Multi-beam or Girder | 27 ft | 400 | Poor |
| SR 1008 over Trib to Warrior Run No. 000000000041754 | 2 MI North of Turbotville | 2002 | Box Beam or Girders - Multiple | 40 ft | 400 | Good |
| T-802 over S Br of Roaring Creek No. 000000000069520 | E. of Elysburg | 2024 | Box Beam or Girders - Single or Spread | 67 ft | 400 | Good |
| S.R. 4004 over Trib North Br Susq River No. 000000000069801 | 5 MI NE of Sunbury | 2023 | Culvert | 34 ft | 400 | Good |
| SR 147 over Over T-568&CHILLISQU. CR No. 000000000054792 | Village of Chillisquaque | 2017 | Stringer/Multi-beam or Girder | 332 ft | 388 | Good |
| SR 147 SB over Over Wooded Run Creek No. 000000000056909 | Over Wooded Run Creek | 2019 | Stringer/Multi-beam or Girder | 467 ft | 388 | Good |
| SR 147 over SR 1024 No. 000000000069092 | Csvt over Ridge RD SR 102 | 2022 | Stringer/Multi-beam or Girder | 114 ft | 388 | Good |
Structure types in Northumberland County
| Stringer/Multi-beam or Girder | 99 | 33.2% |
| Box Beam or Girders - Multiple | 63 | 21.1% |
| Culvert | 52 | 17.4% |
| Tee Beam | 30 | 10.1% |
| Slab | 23 | 7.7% |
| Truss - Thru | 11 | 3.7% |
| Girder and Floorbeam System | 10 | 3.4% |
| Channel Beam | 7 | 2.3% |
| Arch - Deck | 2 | 0.7% |
| Box Beam or Girders - Single or Spread | 1 | 0.3% |
Other counties in Pennsylvania
- Adams County 254
- Allegheny County 1,296
- Armstrong County 259
- Beaver County 296
- Bedford County 418
- Berks County 667
- Blair County 338
- Bradford County 400
- Bucks County 695
- Butler County 374
- Cambria County 285
- Cameron County 63
- Carbon County 134
- Centre County 366
- Chester County 682
- Clarion County 172
- Clearfield County 294
- Clinton County 212
- Columbia County 272
- Crawford County 401
- Cumberland County 365
- Dauphin County 448
- Delaware County 389
- Elk County 126
- Erie County 444
- Fayette County 419
- Forest County 72
- Franklin County 292
- Fulton County 159
- Greene County 306
- Huntingdon County 239
- Indiana County 301
- Jefferson County 201
- Juniata County 169
- Lackawanna County 361
- Lancaster County 801
- Lawrence County 266
- Lebanon County 229
- Lehigh County 378
- Luzerne County 458
- Lycoming County 485
- McKean County 226
- Mercer County 437
- Mifflin County 196
- Monroe County 316
- Montgomery County 830
- Montour County 108
- Northampton County 354
- Perry County 184
- Philadelphia County 587
- Pike County 158
- Potter County 206
- Schuylkill County 369
- Snyder County 163
- Somerset County 455
- Sullivan County 118
- Susquehanna County 286
- Tioga County 431
- Union County 164
- Venango County 189
- Warren County 218
- Washington County 655
- Wayne County 257
- Westmoreland County 618
- Wyoming County 139
- York County 566