| South Harney Road over Silver Creek | Poor | 40.0 ft | 137 | 1975 |
| 8244: Steens Mount over Kueny Creek | Poor | 69.9 ft | 50 | 1973 |
| US 20 (hwy 007) over Willow Creek | Fair | 60.0 ft | 2,792 | 1993 |
| US 20 (hwy 007) over Silver Creek | Fair | 45.9 ft | 2,325 | 1956 |
| Or 78 (hwy 442) over Silvies River(3rd Br) | Fair | 80.7 ft | 1,858 | 1971 |
| Or 78 (hwy 442) over Silvies Slough(4th Br) | Fair | 50.9 ft | 1,858 | 1971 |
| Or 78 (hwy 442) over Silvies Slough(5th Br) | Fair | 50.9 ft | 1,858 | 1971 |
| US 20 (hwy 007) over Mid Fork Malheur River | Fair | 189.6 ft | 1,676 | 2004 |
| Or 78 (hwy 442) over Foley Slough(13th Br) | Fair | 65.0 ft | 1,299 | 1971 |
| Or 78 (hwy 442) over Silvies Slough(15th Br) | Fair | 30.8 ft | 1,299 | 1971 |
| US 395 (hwy 049) over Silver Creek | Fair | 24.0 ft | 543 | 1963 |
| US 395 (hwy 049) over Silver Creek | Fair | 24.0 ft | 543 | 1963 |
| US 395 (hwy 049) over Silver Creek | Fair | 24.0 ft | 543 | 1963 |
| US 395 (hwy 048) over Poison Creek | Fair | 35.8 ft | 497 | 1971 |
| US 395 (hwy 048) over Trout Crk (2nd Xing) | Fair | 23.0 ft | 475 | 1947 |
| US 395 (hwy 048) over Trout Crk (3rd Xing) | Fair | 21.0 ft | 475 | 1947 |
| US 395 (hwy 048) over Trout Creek (first Xing) | Fair | 24.9 ft | 475 | 1988 |
| US 395 (hwy 048) over Trout Crk Overflow | Fair | 24.0 ft | 408 | 2010 |
| Or 205 (hwy 440) over Narrows | Fair | 94.2 ft | 280 | 1984 |
| C114 Ol Exp Sta RD over Nine Mile Slough | Fair | 34.1 ft | 248 | 2012 |
| C116 Red Barn LN over Poison Slough | Fair | 32.2 ft | 248 | 1969 |
| Foley Drive over Silvies River | Fair | 125.0 ft | 217 | 1958 |
| Foley RD over Foley Creek | Fair | 60.0 ft | 185 | 2021 |
| Drewsey RD over Middle Fork Malheur Rive | Fair | 138.1 ft | 169 | 1957 |
| IRR C123 West Loop over Foley Slough | Fair | 64.0 ft | 152 | 1996 |
| C409 Diamond Cp RD over Kiger Creek | Fair | 29.9 ft | 148 | 2021 |
| B472 Lava Bed Road over Riddle Creek | Fair | 33.1 ft | 148 | 1987 |
| B472 Lava Bed Road over Diamond Canal | Fair | 24.0 ft | 148 | 1987 |
| B474crane Buchanan over Curtis Creek | Fair | 34.1 ft | 133 | 1970 |
| C138 Silver CR RD over Silver Creek | Fair | 24.9 ft | 123 | 1978 |
| C117 Fry Lane over Foley Slough | Fair | 55.1 ft | 123 | 1982 |
| Lawen Lane over East Fork Silvies River | Fair | 24.9 ft | 123 | 1993 |
| Lawen Lane over Black Slough | Fair | 24.9 ft | 123 | 1993 |
| C409 Diamond Cp RD over Mccoy Creek | Fair | 24.9 ft | 123 | 1991 |
| B470 Catlow Valley over Home Creek | Fair | 23.0 ft | 123 | 1971 |
| Sod House LN over Donner & Blitzen River | Fair | 56.1 ft | 113 | 2007 |
| Sod House LN over Simmons Slough | Fair | 24.9 ft | 104 | 1992 |
| Center Patrol Road over Blitzen River | Fair | 44.0 ft | 100 | 1950 |
| Center Patrol Road over Blitzen River | Fair | 44.0 ft | 100 | 1985 |
| Center Patrol Road over Blitzen River | Fair | 44.0 ft | 100 | 1955 |
| Island Ranch Road over Chapman Slough | Fair | 46.9 ft | 90 | 2009 |
| C110 Embree Br. RD over Embree Slough | Fair | 40.0 ft | 90 | 1976 |
| Diamond-grain Camp over Donner Und Blitzen River | Fair | 62.0 ft | 85 | 1956 |
| Vandrewsey over Griffin Creek | Fair | 24.9 ft | 85 | 1973 |
| B484 Crane Venator over Crane Creek | Fair | 24.9 ft | 69 | 1976 |
| Potter Swamp Road over Ditch | Fair | 24.9 ft | 68 | 1961 |
| 8244: Steens Mount over Blitzen River | Fair | 90.2 ft | 50 | 1966 |
| 8244: Steens Mount over South Fork Blitzen River | Fair | 86.9 ft | 50 | 1976 |
| Center Patrol Road over Blitzen River | Fair | 37.1 ft | 50 | 1970 |
| Hines Logging RD over Emigrant Creek | Fair | 95.1 ft | 48 | 2004 |
| C140 Best Lane over Silver Creek Slough | Fair | 24.9 ft | 48 | 1992 |
| C140 Best Lane over Silver Creek | Fair | 24.9 ft | 48 | 1980 |
| C140 Best Lane over Silver Creek | Fair | 24.9 ft | 48 | 1978 |
| C138 Silver CR RD over North Claw Creek | Fair | 24.9 ft | 37 | 1979 |
| Forest RD 43 over Emigrant Creek | Fair | 61.0 ft | 35 | 1955 |
| 4330 over Emigrant Creek | Fair | 77.1 ft | 20 | 1955 |
| Pine Creek Road over Calamity Creek | Fair | 30.8 ft | 11 | 1995 |
| Usfs Road over Nicoll Creek | Fair | 28.5 ft | 10 | 1960 |
| 4320 over Emigrant Creek | Fair | 32.5 ft | 5 | 1966 |
| Malheur Lake Road over Blitzen River | Fair | 30.8 ft | 2 | 1960 |
| Patrol Road over Center Canal | Fair | 25.9 ft | 1 | 1940 |
| Oliver Springs RD over Blitzen River | Fair | 67.9 ft | 1 | 1961 |
| Brenton Cabin Road over Blitzen River | Fair | 40.0 ft | 1 | 1965 |
| US 20 (hwy 007) over Silvies River | Good | 74.1 ft | 2,834 | 1999 |
| US 20 (hwy 007) over Poison Creek(susans Br) | Good | 44.9 ft | 2,332 | 1966 |
| US 20 (hwy 007) over Foley Slough | Good | 68.9 ft | 2,332 | 1999 |
| US 20 (hwy 007) over Miller Creek | Good | 76.4 ft | 2,325 | 2004 |
| US 20 (hwy 007) over Dry Creek | Good | 26.9 ft | 2,325 | 2005 |
| US 20 (hwy 007) over Silver Creek IRR Channel | Good | 65.0 ft | 2,077 | 1988 |
| Or 78 (hwy 442) over Silvies Slough (1st Br) | Good | 39.4 ft | 1,858 | 2010 |
| Or 78 (hwy 442) over Silvies Slough(6th Br) | Good | 50.9 ft | 1,729 | 1971 |
| Or 78 (hwy 442) over Silvies Slough(7th Br) | Good | 50.9 ft | 1,729 | 1971 |
| Or 78 (hwy 442) over Silvies Slough(9th Br) | Good | 50.9 ft | 1,729 | 1971 |
| US 20 (hwy 007) over Stinkingwater Crk | Good | 161.7 ft | 1,696 | 2004 |
| Or 78 (hwy 442) over Silvies Slough(11th Br) | Good | 41.0 ft | 1,299 | 1971 |
| Or 78 (hwy 442) over Silvies Slough(12th Br) | Good | 30.8 ft | 1,299 | 1971 |
| Or 78 (hwy 442) over Silvies Slough(14th Br) | Good | 35.1 ft | 1,299 | 1971 |
| Or 78 (hwy 442) over Silvies Slough(17th Br) | Good | 30.8 ft | 1,176 | 1971 |
| Or 78 (hwy 442) over Malheur Slough | Good | 68.9 ft | 854 | 1984 |
| Or 205 (hwy 440) over W Fk Silvies River | Good | 61.0 ft | 566 | 1985 |
| Or 205 (hwy 440) over Chapman Slough | Good | 35.8 ft | 540 | 1997 |
| Or 205 (hwy 440) over Newman Slough | Good | 49.9 ft | 420 | 1997 |
| Or 205 (hwy 440) over Silvies River | Good | 40.4 ft | 420 | 1997 |
| Airport RD over Nine Mile Slough | Good | 32.2 ft | 400 | 2022 |
| Airport RD over Nine Mile Slough | Good | 52.2 ft | 264 | 2009 |
| Greenhouse Ln. over West Fork Silvies River | Good | 49.9 ft | 248 | 2005 |
| B470 Fielddenio RD over Denio Creek | Good | 24.0 ft | 235 | 1988 |
| C125 Hotchkiss LN over Silvies River | Good | 50.9 ft | 185 | 1984 |
| IRR C123 West Loop over Silvies River | Good | 67.9 ft | 180 | 2007 |
| IRR C106 over Ninemile Slough | Good | 36.1 ft | 179 | 2006 |
| Drewsey RD over North Drewsey Slough | Good | 46.9 ft | 174 | 2005 |
| Diamond-grain Camp over Booners Creek | Good | 24.0 ft | 174 | 1991 |
| IRR C123 West Loop over Foley Slough | Good | 41.0 ft | 152 | 1996 |
| C123 West Loop RD over Slough | Good | 26.9 ft | 140 | 2018 |
| C409 Diamond Cp RD over Kiger Creek | Good | 24.0 ft | 137 | 1992 |
| B470 Catlow Valley over Dry Creek | Good | 68.9 ft | 127 | 2006 |
| C138 Silver CR RD over Silver Creek Slough | Good | 36.1 ft | 127 | 2006 |
| Drewsey RD over South Drewsey Slough | Good | 69.9 ft | 123 | 2005 |
| C138 Silver CR RD over Silver Creek | Good | 24.9 ft | 123 | 1973 |
| C120 Standcliffe over Silvies River | Good | 65.9 ft | 123 | 1979 |
| C409 Diamond Cp RD over Mccoy Creek | Good | 24.0 ft | 123 | 1993 |
| C409 Diamond Cp RD over Kiger Creek | Good | 24.0 ft | 123 | 1992 |
| C138 Silver CR RD over Silver Creek | Good | 57.1 ft | 119 | 1997 |
| C119 Eben Ray RD over Foley Slough | Good | 62.7 ft | 117 | 2000 |
| Old Experiment Sta over Poison Slough | Good | 35.8 ft | 117 | 2015 |
| Ruh Red LN over Silvies River | Good | 71.9 ft | 112 | 1995 |
| Vandrewsey over Middle Fork Malheur Rive | Good | 81.0 ft | 100 | 1975 |
| C112 Faye Lane over Embree Slough | Good | 60.0 ft | 90 | 2009 |
| Embree Bridge Road over East Fork Silvies River | Good | 75.5 ft | 90 | 2016 |
| C119 Eben Ray RD over Whiting Slough | Good | 61.0 ft | 85 | 1999 |
| C308 Clark Lane over Malheur River | Good | 71.9 ft | 85 | 1979 |
| 3100000 over Silvies River | Good | 69.9 ft | 80 | 1964 |
| Pine Creek Road over South Pine Creek | Good | 30.8 ft | 73 | 1982 |
| C302 Altnow Beulah over Cotton Wood Creek | Good | 24.9 ft | 69 | 1995 |
| C302 Altnow Beulah over Mill Creek | Good | 25.9 ft | 69 | 1995 |
| Crane Venator RD over Crane Creek | Good | 36.1 ft | 67 | 1977 |
| B484 Crane Venator over Crane Creek | Good | 50.9 ft | 63 | 2007 |
| B484 Crane Venator over S Fork Malheur River | Good | 94.2 ft | 61 | 1996 |
| C307 Drewsey Mkt over Lower Pine Creek | Good | 71.9 ft | 58 | 1995 |
| 8244: Steens Mount over East Canal | Good | 52.2 ft | 50 | 1966 |
| Krumbo Res. Road over Blitzen River | Good | 79.1 ft | 50 | 2003 |
| Drewsey Mkt RD over Stinking Water Creek | Good | 83.7 ft | 50 | 2016 |
| C302 Altnow Beulah over Otis Creek | Good | 30.8 ft | 47 | 1995 |
| Pine Creek Road over Pine Creek | Good | 71.5 ft | 37 | 2004 |
| Forest RD 45 over Silver Creek | Good | 135.2 ft | 25 | 1979 |
| Forest RD 45 over Silver Creek | Good | 45.9 ft | 25 | 2000 |
| No Data Entered over Sawtooth Creek | Good | 26.2 ft | 15 | 2010 |
| 3140000 over Silvies River | Good | 66.6 ft | 10 | 1982 |