| T-332 Tannery Road over Roaring Run | 1985 | 250 | Fair |
| Thompson Hollow Rd over Buffalo Run | 1950 | 250 | Poor |
| T-339 over Pa Tpk (I-76) | 2000 | 240 | Fair |
| T-680 Sportsman over Pa Tpk (I-76) | 1939 | 240 | Good |
| SR 0381 over Loyalhanna Creek | 1929 | 238 | Poor |
| SR 4022 over Brush Run | 2005 | 235 | Fair |
| SR 1071 over Hypocrite Creek | 1932 | 234 | Fair |
| SR 8030 over Lick Run | 2021 | 232 | Good |
| SR 3041 over Sewickley Creek | 1904 | 227 | Poor |
| Pa Tpk (ramp 3&3A) over SR 0030 | 1939 | 224 | Fair |
| SR 4089 over Chartiers Run | 1957 | 224 | Fair |
| T893 Gray Station over Mcgee Run | 1987 | 222 | Poor |
| SR 0259 over Branch of Freeman Run | 1989 | 214 | Fair |
| Carey School Road over Mill Creek | 1988 | 210 | Fair |
| SR 2037 over Branch of Fourmile Run | 1924 | 204 | Poor |
| Cal Ken Court over Haymaker Run | 1982 | 200 | Poor |
| Moore Avenue over Norfolk Southern RR | 1989 | 200 | Fair |
| T-413 (Hauger Rd) over Pa Tpk (I-76) | 1939 | 200 | Fair |
| T-544 over Pa Tpk (I-76) | 2011 | 200 | Fair |
| T-549 Thermo Vill over Pa Tpk (I-76) | 1997 | 200 | Fair |
| T-872 over Pa Tpk (I-76) | 1980 | 200 | Fair |
| SR 1022 over Crabtree Creek | 1966 | 189 | Fair |
| SR 1022 over Whitehorn Creek | 1966 | 189 | Fair |
| SR 1071 over Hendricks Creek | 1994 | 181 | Good |
| SR 1019 over Branch of Hannas Run | 1960 | 174 | Fair |
| T732 Moore Avenue over Tributary of Brush Creek | 1957 | 167 | Fair |
| SR 1021 over Branch Loyalhanna Creek | 1934 | 162 | Fair |
| SR 1021 over Coalpit Run | 1951 | 162 | Good |
| 1st Street over NS Railroad | 2011 | 150 | Good |
| Church Street over Beaver Run | 1920 | 150 | Fair |
| Deerfield Drive over Tributary to Bushy Run | 1992 | 150 | Fair |
| Gombach Road over Bushy Run | 1990 | 150 | Fair |
| T-880 Donegal Lake over Four Mile Run | 1920 | 150 | Poor |
| Township Road 880 over Four Mile Run | 1950 | 150 | Poor |
| Mill Road over Mill Creek | 1920 | 145 | Fair |
| SR 2006 over Jacobs Creek | 1974 | 143 | Fair |
| SR 2006 over Laurel Run | 1950 | 143 | Fair |
| SR 3023 over Pollock Run | 1926 | 141 | Poor |
| SR 3023 over Pollock Run | 2009 | 141 | Good |
| SR 2008 over Fourmile Run | 1960 | 137 | Fair |
| Adams Falls Road over Linn Run | 1936 | 135 | Fair |
| SR 4031 over Branch of Brush Creek | 1954 | 131 | Fair |
| Clifford Woods Rd over Br. Mill Creek | 2019 | 125 | Good |
| Railroad Street over Buffalo Run | 1979 | 125 | Fair |
| T-775 Boyer Road over Boyer Run | 1985 | 125 | Poor |
| SR 4061 over Poke Run | 1986 | 124 | Fair |
| SR 2031 over Pa TURNPIKE;I76;MP 92.31 | 2001 | 123 | Fair |
| Peters Road over Loyalhanna Creek | 1994 | 115 | Fair |
| SR 1056 over Spruce Run | 2011 | 107 | Good |
| Lash Rd Tr 471 over Little Sewickley Creek | 2005 | 101 | Good |
| Alley No 2 over Jacks Run | 1915 | 100 | Poor |
| Broadway Avenue over Slate Creek | 1901 | 100 | Poor |
| Frog Road over Branch of Brush Creek | 2000 | 100 | Fair |
| Horner Hill Road over Laughlintown Run | 1998 | 100 | Good |
| Plan Court over Pucketa Creek | 1940 | 100 | Poor |
| Pleasant View Rd over Beaver Run Stream | 1925 | 100 | Fair |
| Skyview Rd (T-339) over Indian Creek | 1930 | 100 | Poor |
| South Side Road over Abandoned Railroad | 1998 | 100 | Fair |
| Stiffler Road over Freeman Run | 1993 | 100 | Fair |
| T-565 Fairground over Sewickley Creek | 1936 | 100 | Poor |
| T-776 Swckly Cr R over Sewickley Creek | 1940 | 100 | Fair |
| T-880 Donegal Lake over Four Mile Run | 1919 | 100 | Poor |
| T370 Limerick Rd over L.sewickley Ck. | 1910 | 100 | Good |
| T405 Hoods Mill R over Fourmile Run | 1972 | 100 | Fair |
| T405 Hoods Mill Rd over Trib Fourmile Run | 1975 | 100 | Poor |
| T622 Bell Point Rd over Beaver Run | 1920 | 100 | Poor |
| T872 over Jacobs Creek | 1920 | 100 | Fair |
| Wallace Av over Brush Creek | 1994 | 100 | Poor |
| SR 1027 over Stony Run | 1992 | 86 | Fair |
| SR 1007 over Branch of Tubmill Creek | 1971 | 77 | Fair |
| SR 1007 over Tubmill Creek | 1937 | 77 | Poor |
| SR 1007 over Tubmill Creek | 2009 | 77 | Good |
| Guerrier Road over Miller Run | 1901 | 75 | Good |
| T-486 Shady Lane over Welty Run | 1925 | 75 | Poor |
| T812 Brush Creek over Brush Creek | 1936 | 75 | Fair |
| Zion Church Road over Two Mile Run | 2016 | 75 | Fair |
| Ferncliff Drive over SR 0070 | 1958 | 71 | Fair |
| Brewery Street over Jacks Run | 1960 | 70 | Poor |
| T499 Hoover Rd over Fourmile Run | 1992 | 70 | Poor |
| T664 Uschak Road over Union Run | 1995 | 65 | Good |
| T945 Willow Run Rd over Stony Run | 2008 | 64 | Good |
| Rock Springs Rd over Beaver Run | 1920 | 60 | Poor |
| T-822 Welty Road over Welty Run | 1936 | 60 | Poor |
| T318 Shaner Road over Trib. of Yough. River | 1930 | 60 | Poor |
| T941 - Piper Road over Stony Run | 2010 | 60 | Good |
| King Thorne Rd 355 over Wilson Run | 1979 | 54 | Poor |
| Barner Hill Rd over Norfolk Southern | 1991 | 50 | Good |
| Crooked Run Rd over Beaver Run | 1994 | 50 | Fair |
| Girl Scout Camp Rd over Hendricks Run | 1919 | 50 | Fair |
| Haywood Road over Branch of Brush Creek | 1950 | 50 | Poor |
| Hirsch Rd over Tubmill Creek | 2012 | 50 | Fair |
| Hoffman Heights Rd over Porters Run | 1914 | 50 | Poor |
| Mckelvey Road over Mill Creek | 1910 | 50 | Poor |
| Riverhill Dr T994 over Tubmill Creek | 1960 | 50 | Poor |
| Riverside Drive over Bushy Run | 1969 | 50 | Poor |
| Sugar Run Rd T900 over Sugar Run | 1960 | 50 | Fair |
| T-571 Shinsky Rd over N Br of Sewickley Creek | 2024 | 50 | Good |
| T-823 Klaka Road over Welty Run | 1972 | 50 | Poor |
| T-831 Pollins Rd over North Fork Sewickley Ck | 1977 | 50 | Poor |
| T715 Chestnut Ri over Miller Run | 1973 | 50 | Fair |
| T920 Mansville Rd over Keffer Run | 1981 | 50 | Poor |
| Ten School Road over Spruce Run | 1901 | 50 | Poor |
| West Leechburg St over Kiskiminetas River | 1938 | 50 | Fair |
| SR3044(Bobcock Ln) over Little Sewickley Creek | 1940 | 39 | Poor |
| Salem Drive T724 over Whitehorn Creek | 1915 | 30 | Poor |
| Finnin Road over Chartiers Run | 2007 | 25 | Good |
| SR 2045 over Loyalhanna Creek | 2012 | 25 | Good |
| SR 2045 over Twomile Run | 2011 | 25 | Good |
| SR 2045 over Twomile Run | 2011 | 25 | Good |
| Thatcher Rd over Hendricks Creek | 2018 | 21 | Good |
| Hunters Lane-t309 over Indian Creek | 2003 | 20 | Good |
| Kings Road over Brush Creek | 1920 | 20 | Poor |
| Old Wlm. Penn Hwy over Whitehorn Creek | 1924 | 20 | Poor |
| Cabin Ridge Lane over Linn Run | 1997 | 10 | Fair |
| T-664 Turner Valle over Trib. of Yough. River | 1901 | 10 | Poor |
| First Street over Tinkers Run | 1950 | – | Poor |
| Maplewood Drive over Beaver Run | 1915 | – | Poor |
| T-854 Kiley Drive over Crabtree Creek | 1930 | – | Poor |