Good-condition bridges in New Hampshire
1,303 of New Hampshire's 2,549 bridges (51.1%) are rated good.All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.Nationally, 43.7% of bridges carry this rating.
- Good bridges
- 1,303
- 51.1% of state total
- Average age
- 42.9 yrs
- Posted with load limits
- 11
- Closed
- 1
Busiest good-condition bridges
Top 300 by daily traffic · 9,662,283 total daily crossings| Bridge | County | Location | Built | Type | Length | Daily traffic | Condition |
|---|---|---|---|---|---|---|---|
| Fee Tpk N&s Ramps over Salmon Brook No. 017701220007300 | Hillsborough County | 3.3 MI N Mass Sl | 1955 | Culvert | 20 ft | 128,889 | Good |
| Fee Tpk over Greeley Street No. 016801130008900 | Hillsborough County | At Merrimack Interchange | 1993 | Stringer/Multi-beam or Girder | 111 ft | 78,063 | Good |
| Fee Tpk over Souhegan River No. 016801110011500 | Hillsborough County | 0.8 MI from Baboosic RD | 1953 | Stringer/Multi-beam or Girder | 229 ft | 75,081 | Good |
| Fee Tpk over Baboosic Brook No. 016801160014000 | Hillsborough County | 2.9 MI from Bedford T.L. | 1954 | Culvert | 31 ft | 75,081 | Good |
| I-93 Fee Tpk over US 3 Manchester Street No. 005201840010300 | Merrimack County | 1.2 MI No of JCT Rt 3-A | 2000 | Stringer/Multi-beam or Girder | 241 ft | 75,054 | Good |
| US 3 Fee Tpk SB over Nashua River No. 017701000011800 | Hillsborough County | 0.2 MI from Service RD | 1959 | Stringer/Multi-beam or Girder | 338 ft | 71,221 | Good |
| I-95 over Market Street No. 021702310012500 | Rockingham County | 1.5 MI from Maine Sl | 1970 | Stringer/Multi-beam or Girder | 107 ft | 70,573 | Good |
| I-293 Fee Tpk over N Br Piscataquog River No. 016101430006600 | Hillsborough County | .3 MI Second ST | 2016 | Stringer/Multi-beam or Girder | 135 ft | 69,164 | Good |
| US 4 Nh 16 SP Tpk over Shawayttuck No. 018501030012400 | Rockingham County | 2.5 MI from Portsmouth T | 1983 | Frame | 48 ft | 68,236 | Good |
| Fee Tpk NB Ramp 4 over Ramp 3B No. 017701340007300 | Hillsborough County | .02 MI from Robinson RD | 1997 | Stringer/Multi-beam or Girder | 122 ft | 66,228 | Good |
| I-293 Fee Tpk over S Br Piscataquog River No. 016101450006500 | Hillsborough County | .8 MI Bedford Tl | 2016 | Stringer/Multi-beam or Girder | 199 ft | 63,919 | Good |
| I-293 Fee Tpk over I-293 NB on Ramp No. 016101490006200 | Hillsborough County | .6 MI Bedford Tl | 2016 | Tee Beam | 70 ft | 63,919 | Good |
| US 4 Nh 16 SP Tpk over Gosling Road No. 021702090017900 | Rockingham County | 1.2 MI N JCT I-95 | 1993 | Stringer/Multi-beam or Girder | 113 ft | 59,897 | Good |
| US 3 Fee Tpk SB over Canal Service Road No. 017701000011200 | Hillsborough County | 0.5 MI from Nh 130 | 1959 | Stringer/Multi-beam or Girder | 208 ft | 58,948 | Good |
| Wieczorek DR over Merrimack R Nh 3A CSX No. 001902090008500 | Hillsborough County | 1 Mile West of Mht | 2011 | Stringer/Multi-beam or Girder | 1,220 ft | 57,651 | Good |
| Fee Tpk NB on Ramp over Fee Tpk SB Off Ramps No. 017701450005700 | Hillsborough County | 1.2 MI N Mass Sl | 1996 | Stringer/Multi-beam or Girder | 195 ft | 56,330 | Good |
| NH101 over Nh 28 Bypass No. 016101130014800 | Hillsborough County | .2 MI W. Auburn T.L. | 1961 | Stringer/Multi-beam or Girder | 85 ft | 55,538 | Good |
| I-93 NB over NH111A No. 028001370009200 | Rockingham County | .2 M East of Armstrong RD | 2011 | Stringer/Multi-beam or Girder | 139 ft | 52,370 | Good |
| Fee Tpk SB Ramp over Fee Tpk SB Off Ramps No. 017701440005700 | Hillsborough County | 1.2 MI N Mass Sl | 1996 | Stringer/Multi-beam or Girder | 243 ft | 51,849 | Good |
| I-293 Fee Tpk over Granite Street No. 016101340006600 | Hillsborough County | 0.7 MI N JCT Rt 3 | 2007 | Stringer/Multi-beam or Girder | 235 ft | 51,344 | Good |
| Circumferential WB over Merrimack River CSX No. 017701570005900 | Hillsborough County | Nashua-Hudson Tl | 1973 | Stringer/Multi-beam or Girder | 772 ft | 50,841 | Good |
| I-95 SB over CSX No. 021701040012600 | Rockingham County | 0.6 MI N Greenland Tl | 1972 | Stringer/Multi-beam or Girder | 78 ft | 48,687 | Good |
| I-93 SB over Nh 38 No. 022800760006300 | Rockingham County | 2.0 Ml N. of Mass Sl. | 2013 | Stringer/Multi-beam or Girder | 132 ft | 47,376 | Good |
| I-93 SB over Pelham Road No. 022800670007700 | Rockingham County | 1.1 M N of JCT Rt 38 | 2014 | Stringer/Multi-beam or Girder | 155 ft | 47,252 | Good |
| I-93 SB over NH111A No. 028001360009000 | Rockingham County | .7/10 of Mil West Nh 111 | 2014 | Stringer/Multi-beam or Girder | 135 ft | 47,252 | Good |
| I-93 NB over Nh 38 No. 022800790006300 | Rockingham County | 2.0 MI N. of Nh/Ma Line | 2013 | Stringer/Multi-beam or Girder | 133 ft | 47,229 | Good |
| I-95 NB over CSX No. 021701050012500 | Rockingham County | 0.6 MI N Greenland Tl | 1972 | Stringer/Multi-beam or Girder | 78 ft | 47,148 | Good |
| US 3 Fee Tpk SB over Spit Brook Road No. 017701450003700 | Hillsborough County | .5 MI from Mass S.L. | 1995 | Stringer/Multi-beam or Girder | 156 ft | 46,106 | Good |
| US 3 Fee Tpk NB over Spit Brook Road No. 017701460003700 | Hillsborough County | 0.5 MI from Mass Sl. | 1993 | Stringer/Multi-beam or Girder | 150 ft | 46,106 | Good |
| I-93 NB over Pelham Road No. 022800710008000 | Rockingham County | 1.1 M N of JCT 38 | 2014 | Stringer/Multi-beam or Girder | 155 ft | 45,664 | Good |
| I-293 WB NH101 over Frontage RD Csx(abd) No. 016101800008900 | Hillsborough County | 0.6 MI E JCT RTE 3A | 1958 | Stringer/Multi-beam or Girder | 154 ft | 45,058 | Good |
| I-293 WB NH101 over Nh 3A Brown Ave No. 016101850007700 | Hillsborough County | 1.2MI W JCT RTE 28 | 2004 | Stringer/Multi-beam or Girder | 152 ft | 45,058 | Good |
| Nh 16 SP Tpk Ramp over NH125 No. 022201580011000 | Strafford County | 3.25 MI N Dover T/L | 2009 | Stringer/Multi-beam or Girder | 148 ft | 44,530 | Good |
| Circumferential EB over Merrimack River CSX No. 017701570005800 | Hillsborough County | Nashua-Hudson Tl | 2000 | Stringer/Multi-beam or Girder | 741 ft | 43,572 | Good |
| I-95 SB over Taylor River No. 011101200010300 | Rockingham County | 3.75 MI N of Ma S/L | 2018 | Tee Beam | 82 ft | 43,466 | Good |
| I-95 NB over Taylor River No. 011101210010300 | Rockingham County | 3.75 MI N of Ma S/L | 2018 | Tee Beam | 82 ft | 42,963 | Good |
| NH101 over Little River No. 008200400011100 | Rockingham County | Exeter | 2000 | Stringer/Multi-beam or Girder | 152 ft | 42,641 | Good |
| I-93 SB over Wellington Road No. 016101190011500 | Hillsborough County | 0.2 MI E JCT RTE 28 | 1976 | Stringer/Multi-beam or Girder | 145 ft | 42,435 | Good |
| I-93 SB over Kendall Pond Road No. 006300540006600 | Rockingham County | .2 MI S. Londonderry Tl | 1962 | Stringer/Multi-beam or Girder | 108 ft | 42,082 | Good |
| I-93 SB over Fordway Extension No. 006300650005900 | Rockingham County | 0.8 MI S. Londonderry T L | 1962 | Stringer/Multi-beam or Girder | 121 ft | 42,082 | Good |
| I-93 SB over Beaver Brook No. 015401590009900 | Rockingham County | Derry T/L | 2020 | Tee Beam | 78 ft | 42,082 | Good |
| I-93 SB over North Lowell Road No. 028001040014200 | Rockingham County | 0.6 MI South Derry Tl | 1995 | Stringer/Multi-beam or Girder | 105 ft | 42,082 | Good |
| I-93 SB over NH111 No. 028001370010200 | Rockingham County | 3 MI South of Derry Tl | 2014 | Stringer/Multi-beam or Girder | 410 ft | 42,082 | Good |
| I-293 EB NH101 over Frontage RD Csx(abd) No. 016101810008900 | Hillsborough County | 0.6MI E JCT RTE 3A | 1958 | Stringer/Multi-beam or Girder | 154 ft | 41,914 | Good |
| I-293 EB NH101 over Nh 3A Brown Ave No. 016101860007700 | Hillsborough County | 1.2MI W. JCT RTE 28 | 2004 | Stringer/Multi-beam or Girder | 152 ft | 41,914 | Good |
| US202 Nh 16 SP Tpk over Ten Rod Road No. 022201170008600 | Strafford County | .4MI from JCT Rt 11 | 2012 | Stringer/Multi-beam or Girder | 115 ft | 41,600 | Good |
| US202 Nh 16 SP Tpk over NH202A (walnut Street) No. 022201280008900 | Strafford County | 1.0 MI from JCT Rt 11 | 1957 | Frame | 58 ft | 41,600 | Good |
| I-93 NB over Beaver Brook No. 006300510007100 | Rockingham County | At Londonderry Tl | 2019 | Tee Beam | 78 ft | 41,528 | Good |
| I-93 NB over Kendall Pond Road No. 006300540006700 | Rockingham County | .2 MI S of Londonderry Tl | 1962 | Stringer/Multi-beam or Girder | 110 ft | 41,528 | Good |
| I-93 NB over Fordway Extension No. 006300650006000 | Rockingham County | 0.8 MI So. Londonderry Tl | 1962 | Stringer/Multi-beam or Girder | 110 ft | 41,528 | Good |
| I-93 NB over North Lowell Road No. 028001050014200 | Rockingham County | .6 MI S of Derry Tl | 1998 | Stringer/Multi-beam or Girder | 96 ft | 41,528 | Good |
| I-93 NB over NH111 No. 028001390010200 | Rockingham County | 0.2 East of Wyman Road | 2011 | Stringer/Multi-beam or Girder | 387 ft | 41,528 | Good |
| I-93 SB over Bodwell Road No. 016101850013100 | Hillsborough County | 3.2 MI S.W JCT Rt 28 | 1962 | Stringer/Multi-beam or Girder | 163 ft | 40,868 | Good |
| I-93 SB over Recreation Trail No. 015400950016400 | Rockingham County | 1.5 MI S Manchester Line | 2013 | Stringer/Multi-beam or Girder | 98 ft | 40,868 | Good |
| I-93 SB over Nh 28 No. 015400980016100 | Rockingham County | 1.7 MI S Manchester Cl | 2013 | Stringer/Multi-beam or Girder | 177 ft | 40,868 | Good |
| Nh 16 SP Tpk over Cocheco River No. 022201580011300 | Strafford County | 1.0 MI from Rt 16 | 2010 | Stringer/Multi-beam or Girder | 166 ft | 39,653 | Good |
| Nh 16 SP Tpk over Axehandle Brook No. 022201470009900 | Strafford County | 1.2 MI from Jct. Rt 202A | 1957 | Culvert | 32 ft | 39,505 | Good |
| I-93 NB over Bodwell Road No. 016101850013200 | Hillsborough County | 3.2 MI SW JCT RT28 | 1962 | Stringer/Multi-beam or Girder | 148 ft | 38,772 | Good |
| I-93 NB over Cohas Brook No. 016101870013400 | Hillsborough County | 1.6MI E JCT Rt 28 | 1962 | Stringer/Multi-beam or Girder | 153 ft | 38,772 | Good |
| I-93 NB over Cohas Brook No. 016102000014300 | Hillsborough County | .4MI N Londonderry T.L. | 1962 | Culvert | 30 ft | 38,772 | Good |
| I-93 SB over Stonehenge Road No. 015401130014300 | Rockingham County | 1.0 MI So JCT Rt 28 | 1996 | Stringer/Multi-beam or Girder | 72 ft | 37,723 | Good |
| Nh 16 SP Tpk over US202 No. 022201390009400 | Strafford County | .6 MI from JCT Rt 202A | 2011 | Stringer/Multi-beam or Girder | 173 ft | 37,452 | Good |
| I-93 NB over Recreation Trail No. 015400960016400 | Rockingham County | 1.5 M S Mancheter Cl | 2014 | Stringer/Multi-beam or Girder | 100 ft | 36,675 | Good |
| I-93 NB over Nh 28 No. 015400990016100 | Rockingham County | 1.7 MI S Manchester Tl | 2014 | Stringer/Multi-beam or Girder | 178 ft | 36,675 | Good |
| I-93 NB over Stonehenge Road No. 015401140014400 | Rockingham County | 1.0 MI S JCT Rt 28 | 1995 | Stringer/Multi-beam or Girder | 73 ft | 36,675 | Good |
| I-95 SB over Woodbury Avenue No. 021702060012200 | Rockingham County | E Sp. TPKE-I-95 Interch. | 1970 | Frame | 70 ft | 35,888 | Good |
| I-93 Fee Tpk SB over I-89 Turkey River Ped No. 002701350015800 | Merrimack County | Bow Interchange | 2014 | Stringer/Multi-beam or Girder | 263 ft | 35,573 | Good |
| Nh 28 over I-293 NH101 No. 016101760009900 | Hillsborough County | 1.8 MI N Londonderry Tl | 1960 | Stringer/Multi-beam or Girder | 173 ft | 35,231 | Good |
| I-93 Fee Tpk NB over I-89 Turkey River No. 002701360015800 | Merrimack County | Bow Interchange. | 2014 | Stringer/Multi-beam or Girder | 263 ft | 34,805 | Good |
| I-95 NB over Woodbury Avenue No. 021702060012100 | Rockingham County | E. SP Tpke I-95 Interch. | 1970 | Frame | 70 ft | 34,685 | Good |
| NH102 over I-93 No. 015401490010600 | Rockingham County | 0.7 MI N Derry T/L | 2018 | Stringer/Multi-beam or Girder | 339 ft | 34,331 | Good |
| US 4 Nh 16 Tpk NB over Little Bay RD No. 006502010002500 | Strafford County | Dover-Newington T.L. | 1966 | Stringer/Multi-beam or Girder | 1,598 ft | 34,298 | Good |
| I-93 NB over US 3 Nh 28 No. 012800960004900 | Merrimack County | 0.2 MI Manchester Tl | 1976 | Stringer/Multi-beam or Girder | 148 ft | 34,221 | Good |
| I-93 SB over US 3 Nh 28 No. 012800950004800 | Merrimack County | 0.2 MI Manchester Tl | 1976 | Stringer/Multi-beam or Girder | 149 ft | 34,000 | Good |
| US 4 Nh 16 Tpk SB over Little Bay RD No. 006502010002400 | Strafford County | Dover-Newington T.L. | 2018 | Stringer/Multi-beam or Girder | 1,649 ft | 33,938 | Good |
| I-293 EB NH101 EB over Fee Tpk No. 001901860013200 | Hillsborough County | .3 MI E JCT US 3 | 1993 | Stringer/Multi-beam or Girder | 270 ft | 33,533 | Good |
| Indian Brook Drive over Nh 16 SP Tpk No. 006501010015000 | Strafford County | 1.8 MI from Rochester Tl | 1957 | Stringer/Multi-beam or Girder | 171 ft | 32,326 | Good |
| I-95 SB over NB Ramp No. 021701840012400 | Rockingham County | SP Tpk I-95 Interchange | 1972 | Stringer/Multi-beam or Girder | 127 ft | 30,667 | Good |
| Fee Tpk over Wieczorek DR No. 001901950008500 | Hillsborough County | 1/4 Mile South from Toll | 2010 | Stringer/Multi-beam or Girder | 196 ft | 29,696 | Good |
| I-93 SB over Nh 3A No. 012800750007900 | Merrimack County | 1.0 MI N Manchester Cl | 1976 | Stringer/Multi-beam or Girder | 140 ft | 29,141 | Good |
| NH101 EB over King Street No. 001300600013300 | Rockingham County | 3.5 MI JCT RTE 28 | 1961 | Stringer/Multi-beam or Girder | 63 ft | 28,293 | Good |
| NH101 EB over Hooksett Road No. 001300800015300 | Rockingham County | 1.7 MI Manchester Tl | 1972 | Stringer/Multi-beam or Girder | 128 ft | 28,293 | Good |
| NH101 EB over NH107 No. 021901460010300 | Rockingham County | 4.7MI East of Candia Tl | 1983 | Stringer/Multi-beam or Girder | 136 ft | 26,381 | Good |
| I-93 SB over I-293 Ebn No. 016101690012400 | Hillsborough County | 1.4 MI E JCT Nh 28 | 1961 | Stringer/Multi-beam or Girder | 85 ft | 26,271 | Good |
| I-93 SB over I-93 NB Off Ramp No. 016101780012600 | Hillsborough County | 1.5 MI E JCT Rt 28 | 1962 | Stringer/Multi-beam or Girder | 66 ft | 26,271 | Good |
| NH101 WB over Hooksett Road No. 001300800015400 | Rockingham County | 1.7 MI Manchester Tl | 1972 | Stringer/Multi-beam or Girder | 128 ft | 26,196 | Good |
| NH101 EB over Old Candia Road No. 003700950006900 | Rockingham County | .85 Mi.E. of Chester Tpk | 1985 | Stringer/Multi-beam or Girder | 155 ft | 26,196 | Good |
| NH101 WB over Old Candia Road No. 003700950007000 | Rockingham County | .09 Mi. East of B&mrr | 1985 | Stringer/Multi-beam or Girder | 155 ft | 26,196 | Good |
| NH101 EB Ramp over CSX No. 008201020010000 | Rockingham County | 0.2 MI E JCT Nh 85 | 1998 | Stringer/Multi-beam or Girder | 95 ft | 25,915 | Good |
| NH101 WB Ramp over CSX No. 008201020010100 | Rockingham County | 0.2 MI E JCT Nh 85 | 1994 | Stringer/Multi-beam or Girder | 95 ft | 25,640 | Good |
| NH101 WB over US 3 No. 001901820013200 | Hillsborough County | NH101 WB over US 3 | 2006 | Stringer/Multi-beam or Girder | 164 ft | 24,986 | Good |
| NH101 EB over NH125 No. 007801090003700 | Rockingham County | .4 MI N Brentwood Tl | 1997 | Stringer/Multi-beam or Girder | 112 ft | 24,544 | Good |
| NH101 EB over Squamscott River No. 008201060010000 | Rockingham County | At Stratham Town Line | 1998 | Stringer/Multi-beam or Girder | 880 ft | 24,304 | Good |
| NH101 over Nh 13 No. 017201280010500 | Hillsborough County | 1 MI S Milford Village | 1976 | Stringer/Multi-beam or Girder | 113 ft | 24,280 | Good |
| NH101 over Ponemah Hill Road No. 017201420010600 | Hillsborough County | 0.8 M W Amherst T.L. | 1971 | Frame | 49 ft | 24,280 | Good |
| NH101 WB over NH125 No. 007801090003800 | Rockingham County | .41 MI N Brentwood Tl | 1996 | Stringer/Multi-beam or Girder | 108 ft | 24,023 | Good |
| NH101 WB over Squamscott River No. 008201070010000 | Rockingham County | 0.3 MI E JCT Nh 85 | 1994 | Stringer/Multi-beam or Girder | 880 ft | 23,913 | Good |
| I-93 US 4 SB over Sewalls Falls Road No. 005200680012100 | Merrimack County | 1.4MI So of JCT Rt 3 Byp. | 1959 | Frame | 41 ft | 23,705 | Good |
| Nh 16 SP Tpk SB over Bmrr No. 006501130011100 | Strafford County | .4 Mi. from Jct. Rt 9 | 1957 | Stringer/Multi-beam or Girder | 146 ft | 23,607 | Good |
| NH101 WB over Bloody Brook No. 008200620010300 | Rockingham County | 0.3MI W Nh 27 Overpass | 1998 | Stringer/Multi-beam or Girder | 91 ft | 23,571 | Good |
| NH101 EB over NH111 No. 008201560006000 | Rockingham County | .2 MI from Hampton Tl | 2000 | Stringer/Multi-beam or Girder | 154 ft | 23,524 | Good |
| I-93 US 4 NB over Sewalls Falls Road No. 005200680012200 | Merrimack County | 1.4 Mi. S. Jct. Rt 3 Byp. | 1959 | Frame | 41 ft | 23,491 | Good |
| NH101 WB over NH111 No. 008201560006100 | Rockingham County | .2 MI Hampton Tl | 2000 | Stringer/Multi-beam or Girder | 154 ft | 23,197 | Good |
| Nh 16 SP Tpk over Nh 16 Connector No. 022200950009700 | Strafford County | 2.5 MI S of Milton Tl | 1978 | Stringer/Multi-beam or Girder | 107 ft | 23,195 | Good |
| US 3 Nh 11 NH132 over I-93 No. 025601000006100 | Belknap County | .1 MI Winnipesaukee River | 2000 | Stringer/Multi-beam or Girder | 257 ft | 23,105 | Good |
| I-89 NB over US 4 Nh 10 No. 014400930010900 | Grafton County | 2.6 MI from Vt Sl | 1966 | Stringer/Multi-beam or Girder | 115 ft | 22,727 | Good |
| Nh 16 SP Tpk NB over Cocheco River No. 022201060009200 | Strafford County | 1.2 MI from JCT Rt 16 | 2012 | Stringer/Multi-beam or Girder | 146 ft | 22,610 | Good |
| NH101 WB over Lamprey River No. 007800360004300 | Rockingham County | .1 MI Raymond Tl | 1985 | Stringer/Multi-beam or Girder | 132 ft | 22,571 | Good |
| I-93 NB C-D Road over I-89 Turkey River Ped No. 002701360016100 | Merrimack County | At Bow Interchange | 1978 | Stringer/Multi-beam or Girder | 245 ft | 22,560 | Good |
| I-89 SB over Nh 13 No. 005201810005500 | Merrimack County | 1.4 MI NW of Bow Tl | 1959 | Stringer/Multi-beam or Girder | 147 ft | 22,511 | Good |
| Nh 9 over Ash Swamp Brook No. 013601050006700 | Cheshire County | 3.2 MI E Westmoreland Tl | 2006 | Stringer/Multi-beam or Girder | 108 ft | 22,417 | Good |
| NH107 over I-95 No. 023400960012000 | Rockingham County | .8 MI N of Mass Sl | 1967 | Stringer/Multi-beam or Girder | 222 ft | 22,291 | Good |
| I-89 Nh 10 SB over US 4 No. 014401600010600 | Grafton County | 1.9 MI from Enfield T.L. | 1966 | Stringer/Multi-beam or Girder | 184 ft | 21,937 | Good |
| NH101 EB over Little River No. 002901360010900 | Rockingham County | .25 MI E Exeter Tl | 1997 | Stringer/Multi-beam or Girder | 155 ft | 21,556 | Good |
| NH101 EB over Pine Road No. 002901370010800 | Rockingham County | .2 MI East of Exeter Tl | 1997 | Stringer/Multi-beam or Girder | 73 ft | 21,556 | Good |
| NH101 EB over Connor Farm Road No. 008200580010600 | Rockingham County | 0.6MI W Nh 27 Overpass | 2000 | Slab | 24 ft | 21,556 | Good |
| NH101 EB over Bloody Brook No. 008200620010200 | Rockingham County | 0.3MI W Nh 27 Overpass | 1998 | Stringer/Multi-beam or Girder | 93 ft | 21,556 | Good |
| NH101 WB over NH108 No. 024500650007000 | Rockingham County | Stratham | 2000 | Stringer/Multi-beam or Girder | 230 ft | 21,509 | Good |
| NH101 EB over Main Street No. 021901340010100 | Rockingham County | 4.2MI E of Candia Tl | 1982 | Stringer/Multi-beam or Girder | 78 ft | 21,383 | Good |
| NH101 EB over Lamprey River No. 021901440010300 | Rockingham County | 4.7MI E of Candia Tl | 1983 | Stringer/Multi-beam or Girder | 125 ft | 21,383 | Good |
| NH101 EB over NH108 No. 024500650006900 | Rockingham County | .4 MI from Exeter Tl | 1999 | Stringer/Multi-beam or Girder | 230 ft | 21,354 | Good |
| I-93 SB over I-293 Fee Tpk No. 012800670009000 | Merrimack County | At JCT With Feet | 1977 | Stringer/Multi-beam or Girder | 326 ft | 21,233 | Good |
| NH101 EB over Chester Road No. 003701330007400 | Rockingham County | 2.8MI E of Auburn Tl | 1981 | Stringer/Multi-beam or Girder | 70 ft | 21,220 | Good |
| Granite Street over Merrimack River No. 016101330006900 | Hillsborough County | 0.5 MI from Winter Street | 1981 | Stringer/Multi-beam or Girder | 471 ft | 21,111 | Good |
| NH101 WB over Little River No. 002901370010900 | Rockingham County | .25 MI W of Exeter Tl | 1997 | Stringer/Multi-beam or Girder | 166 ft | 21,085 | Good |
| NH101 WB over Pine Road No. 002901380010800 | Rockingham County | .2 MI East Exeter Tl. | 1997 | Stringer/Multi-beam or Girder | 73 ft | 21,085 | Good |
| NH101 WB over Connor Farm Road No. 008200580010700 | Rockingham County | 0.6MI W Nh 27 Overpass | 2000 | Slab | 24 ft | 21,085 | Good |
| NH101 WB over Main Street No. 021901340010200 | Rockingham County | 4.2MI E of Candia Tl | 1982 | Stringer/Multi-beam or Girder | 75 ft | 21,050 | Good |
| NH101 WB over Lamprey River No. 021901440010400 | Rockingham County | 4.7MI E of Candia Tl | 1983 | Stringer/Multi-beam or Girder | 124 ft | 21,050 | Good |
| NH101 WB over NH107 No. 021901460010400 | Rockingham County | 4.7MI East of Candia Tl | 1983 | Stringer/Multi-beam or Girder | 132 ft | 21,050 | Good |
| NH101 WB over Chester Road No. 003701330007500 | Rockingham County | 2.8MI E of Auburn Tl | 1981 | Stringer/Multi-beam or Girder | 70 ft | 21,002 | Good |
| NH101 EB over Piscassic River No. 007801090003400 | Rockingham County | 1.1MI E NH101/NH125 JCT | 1997 | Stringer/Multi-beam or Girder | 53 ft | 20,631 | Good |
| US 3 Water ST over CSX No. 005201800010000 | Merrimack County | 0.3 MI West of JCT I-93 | 2000 | Stringer/Multi-beam or Girder | 233 ft | 20,544 | Good |
| NH101A over Fee Tpk No. 017701000013500 | Hillsborough County | 0.01 MI Cypress Lane | 1999 | Stringer/Multi-beam or Girder | 228 ft | 20,508 | Good |
| I-293 Fee Tpk SB over Nh 3A No. 016100900006100 | Hillsborough County | 2.MI S Hooksett T.L. | 1956 | Stringer/Multi-beam or Girder | 197 ft | 20,431 | Good |
| I-293 Fee Tpk NB over Nh 3A No. 016100900006200 | Hillsborough County | 2.MI S Hooksett T.L. | 1957 | Stringer/Multi-beam or Girder | 195 ft | 20,431 | Good |
| I-89 SB over Silk Farm Road No. 005201750005100 | Merrimack County | .5 MI N. of Jct. Rt. 13 | 1959 | Stringer/Multi-beam or Girder | 169 ft | 20,412 | Good |
| NH101 EB over US 3 No. 001901830013100 | Hillsborough County | NH101 EB over US 3 | 2006 | Stringer/Multi-beam or Girder | 170 ft | 20,158 | Good |
| NH101 WB over Piscassic River No. 007801090003500 | Rockingham County | 1.1MI E NH101/NH125 JCT | 1997 | Stringer/Multi-beam or Girder | 53 ft | 20,130 | Good |
| I-89 NB over Silk Farm Road No. 005201760005100 | Merrimack County | .5 MI NW of JCT Rt 13 | 1959 | Stringer/Multi-beam or Girder | 169 ft | 20,036 | Good |
| I-89 NB over Nh 13 No. 005201820005500 | Merrimack County | 1.4 MI NW of Bow T.L. | 1959 | Stringer/Multi-beam or Girder | 147 ft | 20,036 | Good |
| NH125 over CSX No. 021401110006200 | Rockingham County | .8 MI from JCT NH121 | 1992 | Stringer/Multi-beam or Girder | 90 ft | 19,888 | Good |
| US 4 over Bellamy River No. 006501740003400 | Strafford County | 0.1 MI from JCT RTE 16 | 1998 | Stringer/Multi-beam or Girder | 1,139 ft | 19,707 | Good |
| US 4 over Bunker Creek No. 007001450011700 | Strafford County | 1.8 MI W. Madbury T.L. | 2020 | Stringer/Multi-beam or Girder | 63 ft | 19,707 | Good |
| Nh 9(LOUDON Rd) over Storrs Street CSX No. 005201600010300 | Merrimack County | .1 MI West of JCT I-93 | 1970 | Stringer/Multi-beam or Girder | 195 ft | 19,639 | Good |
| I-89 NB over Nh 12A No. 014400520010000 | Grafton County | 0.5 MI from Vt. S.L. | 2012 | Stringer/Multi-beam or Girder | 158 ft | 19,291 | Good |
| NH101 over Pulpit Brook No. 001900910006500 | Hillsborough County | .1 Mile from Amherst Tl | 2023 | Box Beam or Girders - Multiple | 53 ft | 19,233 | Good |
| Nh 11 over US202 Nh 16 SP Tpk No. 022201090009000 | Strafford County | .8 MI from JCT NH202-A | 2011 | Stringer/Multi-beam or Girder | 195 ft | 19,200 | Good |
| I-93 on Ramps over South Policy Street No. 022800820006100 | Rockingham County | 0.25MI S. of JCT Rt 38 | 1960 | Stringer/Multi-beam or Girder | 147 ft | 19,197 | Good |
| I-93 NB over West Road No. 003800810008200 | Merrimack County | 3.1 MI No. Concord T.L. | 1960 | Frame | 38 ft | 19,156 | Good |
| I-89 SB over I-89 Ramp No. 012901410007300 | Merrimack County | 2.0 MI West Concord Tl | 1959 | Stringer/Multi-beam or Girder | 148 ft | 18,981 | Good |
| I-93 SB Ramps over I-93 SB No. 022800830005600 | Rockingham County | 0.2 MI S of JCT Nh 38 | 2008 | Stringer/Multi-beam or Girder | 173 ft | 18,966 | Good |
| I-93 SB over West Road No. 003800800008200 | Merrimack County | 3.1 MI No. Concord T.L. | 1960 | Frame | 38 ft | 18,806 | Good |
| US202 NH101 over Contoocook River No. 020800860007600 | Hillsborough County | 2.5 Mi. W. Dublin Tl | 2024 | Stringer/Multi-beam or Girder | 186 ft | 18,622 | Good |
| I-89 SB over Plaza Connector Road No. 014400490009900 | Grafton County | 0.4 MI East of Vt/Nh Line | 2012 | Stringer/Multi-beam or Girder | 57 ft | 18,618 | Good |
| I-89 SB over Nh 12A No. 014400520009900 | Grafton County | 0.5 MI from Vt S.L. | 2012 | Stringer/Multi-beam or Girder | 158 ft | 18,618 | Good |
| I-89 NB over I-89 Ramp No. 012901420007300 | Merrimack County | 2.1 MI West of Concord Tl | 1959 | Stringer/Multi-beam or Girder | 148 ft | 18,311 | Good |
| Nh 16 SP Tpk SB over Cocheco River No. 022201050009100 | Strafford County | 0.2 MI N JCT Rt 11 | 2012 | Stringer/Multi-beam or Girder | 145 ft | 18,254 | Good |
| I-93 NB over NH132 No. 019600960011400 | Merrimack County | 2.5MI S. Tilton T.L. | 1959 | Stringer/Multi-beam or Girder | 165 ft | 18,247 | Good |
| NH101A Bp Somerset over Fee Tpk No. 017700970015200 | Hillsborough County | 1.3 MI FR Merrimack Tl | 1989 | Stringer/Multi-beam or Girder | 178 ft | 17,949 | Good |
| US 3 over Maple ST Nhrr No. 016701840013800 | Belknap County | 2.3 MI from Laconia T.L. | 1947 | Tee Beam | 175 ft | 17,943 | Good |
| Nh 12 over Beaver Brook No. 013601370005900 | Cheshire County | .97 MI NW Swanzey Tl | 2019 | Frame | 28 ft | 17,831 | Good |
| Nh 12 over Branch River No. 013601380005600 | Cheshire County | 1.0 MI from Keene Center | 1994 | Stringer/Multi-beam or Girder | 117 ft | 17,831 | Good |
| NH125 over Lamprey River No. 007801130005100 | Rockingham County | 0.7 MI from JCT RTE 101 | 1991 | Stringer/Multi-beam or Girder | 109 ft | 17,674 | Good |
| Wieczorek DR over US 3 No. 001902030008300 | Hillsborough County | .4 M West of I-93 | 2011 | Stringer/Multi-beam or Girder | 144 ft | 17,401 | Good |
| US 4 US202 Nh 9 over Suncook River No. 007900860012700 | Merrimack County | .3 MI East JCT Rt 28 | 1971 | Stringer/Multi-beam or Girder | 84 ft | 17,061 | Good |
| US 4 US202 Nh 9 over Suncook River Overflow No. 007900880012600 | Merrimack County | .4 MI East Jct. Rt 28 | 1996 | Stringer/Multi-beam or Girder | 101 ft | 17,061 | Good |
| NH111 over Wetland 41 No. 028001660012300 | Rockingham County | Windham | 2007 | Stringer/Multi-beam or Girder | 66 ft | 17,028 | Good |
| NH111 over Harris RD Flatrock Bk No. 028001610011400 | Rockingham County | 0.5MI East Nh 28 | 2007 | Stringer/Multi-beam or Girder | 601 ft | 17,014 | Good |
| I-393 US 4 US202W over Portsmouth Street No. 005201530014900 | Merrimack County | 0.7 MI E Eastside Drive | 1978 | Stringer/Multi-beam or Girder | 131 ft | 16,864 | Good |
| NH125 over North River No. 007801460011100 | Rockingham County | 0.1 Mi. S. Jct. 155 | 1977 | Culvert | 42 ft | 16,805 | Good |
| I-89 Nh 10 SB over Hardy Hill Road No. 014401550011700 | Grafton County | 2.5 MI from Enfield T.L. | 1966 | Tee Beam | 48 ft | 16,677 | Good |
| I-89 Nh 10 SB over Nhrr(abd) No. 014401580011400 | Grafton County | 2.1MI from Enfield T.L. | 1966 | Stringer/Multi-beam or Girder | 147 ft | 16,677 | Good |
| I-89 SB over Mascoma R Riverside DR No. 014401590011200 | Grafton County | 2.0MI from Enfield T.L. | 1966 | Stringer/Multi-beam or Girder | 307 ft | 16,677 | Good |
| Nh 16 SP Tpk over Mckeaghney Road No. 017302370012600 | Strafford County | 0.9 MI N of Rochester Tl | 1978 | Stringer/Multi-beam or Girder | 72 ft | 16,645 | Good |
| Nh 16 SP Tpk over Betts Road No. 022200510009400 | Strafford County | 1.1 MI S of Milton Tl | 1978 | Stringer/Multi-beam or Girder | 96 ft | 16,645 | Good |
| US202 Nh 11 over NH125 No. 022200930011000 | Strafford County | Nh 16 Interchange | 1957 | Stringer/Multi-beam or Girder | 146 ft | 16,502 | Good |
| NH125 over Axe Handle Brook No. 022201550011000 | Strafford County | .1 MI from JCT Sp. Tpk. | 1983 | Slab | 25 ft | 16,489 | Good |
| US 3 Nh 11 over Winnisquam Lake No. 023102310007300 | Belknap County | Sanbornton-Belmont Tl | 1973 | Stringer/Multi-beam or Girder | 474 ft | 16,322 | Good |
| US 1 Bypass over Hodgson Brook No. 021701920010600 | Rockingham County | 0.3 MI JCT I-95 | 1940 | Culvert | 45 ft | 16,307 | Good |
| NH108 over Bellamy River No. 006501300009900 | Strafford County | 1.6 MI from Madbury Tl | 1986 | Stringer/Multi-beam or Girder | 93 ft | 16,298 | Good |
| I-89 Nh 10 NB over Hardy Hill Road No. 014401560011700 | Grafton County | 2.5 MI from Enfield T.L. | 1966 | Stringer/Multi-beam or Girder | 48 ft | 16,261 | Good |
| I-89 Nh 10 NB over Nhrr(abd) No. 014401590011400 | Grafton County | 2.1MI. from Enfield T.L. | 1966 | Stringer/Multi-beam or Girder | 144 ft | 16,261 | Good |
| I-89 Nh 10 NB over US 4 No. 014401600010500 | Grafton County | 3.0 MI from Enfield T.L. | 1966 | Stringer/Multi-beam or Girder | 184 ft | 16,261 | Good |
| I-89 Nh 10 NB over Riverside DR Mascoma Riv No. 014401600011200 | Grafton County | 2.0 Mifrom Enfield T.L. | 1966 | Stringer/Multi-beam or Girder | 306 ft | 16,261 | Good |
| I-393 US 4 US202E over Portsmouth Street No. 005201540015000 | Merrimack County | 0.7 MI E Eastside Drive | 1978 | Stringer/Multi-beam or Girder | 131 ft | 16,231 | Good |
| Nh 9 Nh 10 Nh 12 over West Street No. 013601200007600 | Cheshire County | 1.0 MI to Keene Center | 1967 | Stringer/Multi-beam or Girder | 89 ft | 16,222 | Good |
| NH111 over Spicket River No. 006301730005400 | Rockingham County | 0.3 MI W Atkinson Tl | 1978 | Culvert | 21 ft | 16,196 | Good |
| US 1 over Sagamore Creek No. 021701610006200 | Rockingham County | 3.0MI N. of Rye Tl | 2000 | Box Beam or Girders - Single or Spread | 20 ft | 15,904 | Good |
| US202 Nh 9 over Rush Road No. 012001250012500 | Merrimack County | .5 MI E. Jct. Rt 114 | 1962 | Stringer/Multi-beam or Girder | 112 ft | 15,806 | Good |
| Main Street over Merrimack River CSX RD No. 012800800014800 | Merrimack County | 0.7 MI N JCT US 3 | 1976 | Stringer/Multi-beam or Girder | 675 ft | 15,760 | Good |
| I-93 NB over NH132 No. 019601000013000 | Merrimack County | 1.7MI S Tilton Tl | 1959 | Stringer/Multi-beam or Girder | 144 ft | 15,544 | Good |
| I-93 NB over Bay Street No. 019601090014000 | Merrimack County | 1.7 MI S. Tilton Tl | 1960 | Stringer/Multi-beam or Girder | 101 ft | 15,544 | Good |
| I-93 NB over Nhrr Winnipesaukee River No. 019601180015800 | Merrimack County | Tilton Tl | 1960 | Stringer/Multi-beam or Girder | 333 ft | 15,544 | Good |
| I-93 SB over NH132 No. 019600990013000 | Merrimack County | 1.7MI S of Tilton Tl | 1959 | Stringer/Multi-beam or Girder | 144 ft | 15,417 | Good |
| I-93 SB over Bay Street No. 019601080014100 | Merrimack County | 1.7MI S. Tilton T.L. | 1960 | Stringer/Multi-beam or Girder | 101 ft | 15,417 | Good |
| I-93 SB over Nhrr Winnipesaukee River No. 019601170015700 | Merrimack County | Tilton Tl | 1960 | Stringer/Multi-beam or Girder | 342 ft | 15,417 | Good |
| US202 Nh 11 SP Tpk over Chestnut Hill Road No. 022201020009600 | Strafford County | 2.9 MI S of Milton Tl | 1978 | Stringer/Multi-beam or Girder | 72 ft | 15,397 | Good |
| US202 Nh 11 SP Tpk over Recreation Trail No. 022201030009400 | Strafford County | 2.8 MI S of Milton Tl | 1978 | Stringer/Multi-beam or Girder | 45 ft | 15,397 | Good |
| I-93 NB Off Ramp over South Policy Street No. 022800840006100 | Rockingham County | 0.25MI S. of JCT Rt 38 | 1961 | Stringer/Multi-beam or Girder | 151 ft | 15,304 | Good |
| NH101 over Merrimack Road No. 000701750009900 | Hillsborough County | 0.7 MI Milford Tl | 1969 | Stringer/Multi-beam or Girder | 72 ft | 15,196 | Good |
| NH101 over Souhegan River No. 000701880009700 | Hillsborough County | 0.04 MI Milford Tl | 1971 | Stringer/Multi-beam or Girder | 240 ft | 15,196 | Good |
| US302 Nh 10 over I-93 No. 015301870006500 | Grafton County | 2.4 MI Bethlehem Tl | 1960 | Stringer/Multi-beam or Girder | 256 ft | 15,172 | Good |
| I-93 NB over NH127 No. 023101250007500 | Belknap County | 2.2MI from Tilton-Sanborn | 1962 | Stringer/Multi-beam or Girder | 111 ft | 15,080 | Good |
| US 4 over Merrimack River No. 002601420003800 | Merrimack County | Canterbury T.L. | 2005 | Stringer/Multi-beam or Girder | 593 ft | 15,071 | Good |
| Nh 33 over CSX No. 021701540010100 | Rockingham County | 0.75 MI from JCT I-95 | 2010 | Slab | 50 ft | 15,024 | Good |
| NH106 over Soucook River No. 015500560006300 | Merrimack County | 1.3 MI from Concord Tl | 1977 | Stringer/Multi-beam or Girder | 152 ft | 14,723 | Good |
| I-93 Ebs Ramp over Cohas Brook No. 016101790012500 | Hillsborough County | 1.6 MI E JCT RTE 28 | 1962 | Culvert | 40 ft | 14,597 | Good |
| Nh 16 SP Tpk over Branch River No. 017300980011500 | Strafford County | 0.8 MI S. of Wakefield Tl | 1981 | Stringer/Multi-beam or Girder | 164 ft | 14,518 | Good |
| Nh 16 SP Tpk over Jones Access Road No. 017301240011600 | Strafford County | 6.6 MI N of Rochester Tl | 1980 | Culvert | 33 ft | 14,518 | Good |
| Nh 16 SP Tpk over Silver Street No. 017301870010900 | Strafford County | 3.5 MI N of Rochester Tl | 1980 | Stringer/Multi-beam or Girder | 92 ft | 14,518 | Good |
| Nh 16 SP Tpk over Nh 75 No. 017302160011200 | Strafford County | 2.1 MI N of Rochester Tl | 1980 | Stringer/Multi-beam or Girder | 140 ft | 14,518 | Good |
| US202 Nh 9 over Liberty Hill Road No. 012001010011600 | Merrimack County | 2.86 MI from Hillsboro Tl | 1974 | Frame | 78 ft | 14,456 | Good |
| US 4 WB over SP Tpk Nh 16 No. 006501820003600 | Strafford County | 0.4 MI JCT US 4 | 2020 | Stringer/Multi-beam or Girder | 194 ft | 14,360 | Good |
| NH106 over I-393 US 4 US202 No. 005201640016700 | Merrimack County | .4 MI W Pembrook Tl | 1988 | Stringer/Multi-beam or Girder | 195 ft | 14,339 | Good |
| I-93 NB over NH104 NH132 No. 018401380006000 | Belknap County | 1.1 MI Meredith Tl | 1963 | Stringer/Multi-beam or Girder | 148 ft | 14,262 | Good |
| I-93 NB over Hale Road No. 023101270012100 | Belknap County | 4.5 MI from Tilton Tl | 1963 | Stringer/Multi-beam or Girder | 40 ft | 14,262 | Good |
| I-93 SB over NH127 No. 023101240007400 | Belknap County | 2.2MI from Tilton T.L. | 1962 | Stringer/Multi-beam or Girder | 111 ft | 14,217 | Good |
| I-93 SB over Hale Road No. 023101260012100 | Belknap County | 4.5MI Tilton T.L. | 1963 | Stringer/Multi-beam or Girder | 40 ft | 14,217 | Good |
| US 1 Scott Avenue over Daniel Street No. 021702460008300 | Rockingham County | 0.1 MI South Maine-Nh Sl | 1921 | Stringer/Multi-beam or Girder | 133 ft | 14,207 | Good |
| NH111 over Beaver Brook No. 028000420008200 | Rockingham County | At Hudson Tl | 1961 | Culvert | 38 ft | 14,203 | Good |
| NH108 over Squamscott River No. 018301340006700 | Rockingham County | Newfields-Stratham Tl | 2001 | Stringer/Multi-beam or Girder | 417 ft | 13,846 | Good |
| Nh 3A over I-93 Fee Tpk No. 005202030008800 | Merrimack County | 0.3 MI N of Bow Tl | 2015 | Stringer/Multi-beam or Girder | 193 ft | 13,754 | Good |
| Nh 25 Nh 3A over Baker River No. 021601170014300 | Grafton County | 2.7 MI Rumney Tl | 1968 | Stringer/Multi-beam or Girder | 259 ft | 13,729 | Good |
| US302 Nh 16 over Artist Falls Brook No. 005400790006300 | Carroll County | 6.2 MI from Albany Tl | 1900 | Culvert | 26 ft | 13,702 | Good |
| US 4 Nh 10 over Mascoma River CSX No. 014400770010700 | Grafton County | 4.3 MI Lebanon T.L. | 1945 | Girder and Floorbeam System | 383 ft | 13,685 | Good |
| Nh 9 NH236 over Salmon Falls River No. 023701010011400 | Strafford County | Maine S.L. | 1962 | Stringer/Multi-beam or Girder | 114 ft | 13,459 | Good |
| US 4 over NH155 No. 014501310012700 | Strafford County | 1.0 MI from JCT Rt 155A | 1968 | Stringer/Multi-beam or Girder | 74 ft | 13,387 | Good |
| US 3 over Soucook River No. 005202150012400 | Merrimack County | Pembroke T.L. | 1953 | Stringer/Multi-beam or Girder | 150 ft | 13,115 | Good |
| US 3 Bus Nh 11A over Durkee Brook No. 013901130003600 | Belknap County | .4 MI N.E. Belmont T.L. | 2022 | Slab | 40 ft | 13,077 | Good |
| I-93 NB on Ramp over Recreation Trail No. 015400980016400 | Rockingham County | 1.5MI S Manchester T/L | 2009 | Stringer/Multi-beam or Girder | 102 ft | 13,006 | Good |
| US 4 Nh 16 SP Tpk over NB Ramp No. 021701990013900 | Rockingham County | N SP Tpk I-95 Interchange | 1971 | Stringer/Multi-beam or Girder | 144 ft | 12,881 | Good |
| Nh 11 NH103 over Sugar River No. 019201370009900 | Sullivan County | 5.2 MI from Claremont Tl | 1985 | Stringer/Multi-beam or Girder | 108 ft | 12,792 | Good |
| Nh 3A So Main ST over Piscataquog River No. 016101400006200 | Hillsborough County | 0.04 MI from Varney ST | 1894 | Arch - Deck | 82 ft | 12,740 | Good |
| Nh 28 Bypass over Beaver Brook No. 006300750011100 | Rockingham County | 4.0 MI S Auburn Tl | 1996 | Frame | 30 ft | 12,708 | Good |
| US 3 over Fee Tpk No. 001901890012200 | Hillsborough County | 0.4 MI JCT RT101 | 2013 | Box Beam or Girders - Multiple | 205 ft | 12,556 | Good |
| Wellington Road over Valley Brook No. 016101120014300 | Hillsborough County | 0.1 Mile W of Nh 28 Byp | 2013 | Slab | 25 ft | 12,496 | Good |
| US 3 Nh 11 NH127 over Pemigewasset River No. 008801530011000 | Merrimack County | 2.0 MI from Tilton T/L | 1994 | Stringer/Multi-beam or Girder | 406 ft | 12,379 | Good |
| NH106 over Soucook River No. 015500740008600 | Merrimack County | 2.6 MI from Concord Tl | 1977 | Stringer/Multi-beam or Girder | 182 ft | 12,131 | Good |
| Nh 9 Nh 10 over Ashuelot River No. 013601210009300 | Cheshire County | 0.2 MI East of JCT Nh 12 | 1978 | Stringer/Multi-beam or Girder | 246 ft | 12,017 | Good |
| NH108 over Oyster River No. 007001140011100 | Strafford County | .2 MI FR Jct. Rte. 4 | 1991 | Frame | 31 ft | 11,978 | Good |
| NH101 over NH122 No. 000701650010400 | Hillsborough County | 1.3 MI Milford Tl | 1969 | Stringer/Multi-beam or Girder | 173 ft | 11,884 | Good |
| Nh 27 over Bloody Brook No. 008200630010500 | Rockingham County | 0.6 MI W JCT Nh 27/NH101 | 1998 | Stringer/Multi-beam or Girder | 99 ft | 11,782 | Good |
| Nh 27 over NH101 No. 008200680010200 | Rockingham County | JCT Nh 27/NH101 | 1999 | Stringer/Multi-beam or Girder | 219 ft | 11,782 | Good |
| NH155 over Bellamy River No. 015901200009600 | Strafford County | .2MI from Dover Tl | 1982 | Stringer/Multi-beam or Girder | 80 ft | 11,771 | Good |
| Nh 16 Nh 25 over Chocorua River No. 020401230032400 | Carroll County | 0.8 Mi. Tamworth T.L. | 1955 | Culvert | 27 ft | 11,700 | Good |
| Nh 16 Nh 25 over Bearcamp River No. 020401380029700 | Carroll County | 2.5 MI S Tamworth T/L | 2021 | Stringer/Multi-beam or Girder | 419 ft | 11,700 | Good |
| Nh 16 Nh 25 over Relief Bearcamp River No. 020401380029900 | Carroll County | 2.3 MI S Tamworth T/L | 2021 | Stringer/Multi-beam or Girder | 178 ft | 11,700 | Good |
| Nh 16 Nh 25 over Lovell River No. 020401530026800 | Carroll County | 4.3 MI S Tamworth T/L | 2021 | Stringer/Multi-beam or Girder | 100 ft | 11,700 | Good |
| Nh 16 Nh 25 over Old Nh 16 Old Nh 25 No. 020401650024800 | Carroll County | New Nh 16 over Old Nh 16 | 1970 | Stringer/Multi-beam or Girder | 100 ft | 11,700 | Good |
| US302 NH113 over Conway Lake Outlet No. 005401570013700 | Carroll County | 2.6 Mi. Fryberg Me S/L | 2021 | Stringer/Multi-beam or Girder | 123 ft | 11,632 | Good |
| NH106 over US 3 Nh 11 No. 013901320002700 | Belknap County | .4 MI Belmont Tl | 1964 | Frame | 61 ft | 11,620 | Good |
| I-93 Parkway over Ped Underpass No. 014800880011200 | Grafton County | 7.4MI No Woodstock T.L. | 1985 | Culvert | 28 ft | 11,599 | Good |
| US 4 over Connecticut River No. 014400580012800 | Grafton County | 0.1 MI from Vermont Sl | 2015 | Stringer/Multi-beam or Girder | 452 ft | 11,594 | Good |
| I-89 NB over Pine Street No. 012900910014300 | Merrimack County | 3.2 MI East of Warner T.L | 1967 | Stringer/Multi-beam or Girder | 114 ft | 11,594 | Good |
| I-89 NB over Contoocook River No. 012900930013800 | Merrimack County | 1.2 MI N.W. JCT 127 | 1967 | Stringer/Multi-beam or Girder | 228 ft | 11,594 | Good |
| I-93 SB over Nhrr No. 021601450014500 | Grafton County | 0.3 MI Holderness Tl | 1964 | Stringer/Multi-beam or Girder | 145 ft | 11,571 | Good |
| I-93 SB over Pemigewasset River No. 021601460014000 | Grafton County | Holderness-Plymouth Tl | 1964 | Stringer/Multi-beam or Girder | 425 ft | 11,571 | Good |
| US 4 over CSX No. 007000970014100 | Strafford County | 1.5 Mi. from Jct. RTE 108 | 1966 | Stringer/Multi-beam or Girder | 82 ft | 11,540 | Good |
| NH120 over I-89 No. 014401280012600 | Grafton County | .7MI from JCT RTE 4 | 1966 | Stringer/Multi-beam or Girder | 210 ft | 11,531 | Good |
| Nh 9 over Connecticut River No. 004500400009600 | Cheshire County | RT9 Nh/Vt Border | 2003 | Arch - Thru | 447 ft | 11,517 | Good |
| I-93 NB over Nhrr No. 021601460014600 | Grafton County | 0.3 MI Holderness Tl | 1964 | Stringer/Multi-beam or Girder | 142 ft | 11,461 | Good |
| Kelley Street over Piscataquog R CSX RD No. 016101190004500 | Hillsborough County | 0.3 MI E JCT RTE 114-A | 1973 | Stringer/Multi-beam or Girder | 908 ft | 11,356 | Good |
| US302 Nh 16 over East Branch Saco River No. 001702410013700 | Carroll County | 1.7 MI Conway Tl | 1961 | Stringer/Multi-beam or Girder | 144 ft | 11,140 | Good |
| Nh 9 over Catsbane Brook No. 004500820011300 | Cheshire County | 2.5 MI from Vt Sl | 1937 | Stringer/Multi-beam or Girder | 77 ft | 11,100 | Good |
| Nh 27(EXETER Rd) over Csx(abd) No. 011101620014200 | Rockingham County | 3.8 MI E. Exet-Hamp T.L. | 1926 | Slab | 38 ft | 11,099 | Good |
| US 1 Bypass over Piscataqua River RR No. 021702500011000 | Rockingham County | Maine Stateline | 2017 | Movable - Lift | 2,784 ft | 11,064 | Good |
| Bedford Road over Fee Tpk No. 016801330015600 | Hillsborough County | 1.8 MI Bedford T.L. | 1990 | Stringer/Multi-beam or Girder | 163 ft | 11,063 | Good |
| NH101 over Minnewawa Brook No. 016300760012200 | Cheshire County | 3.0MI Harrisville Tl. | 1967 | Frame | 53 ft | 11,056 | Good |
| I-89 Nh 10 SB over Miller Pond Road No. 010001070012800 | Sullivan County | 4.61 MI Springfield T.L. | 1972 | Culvert | 30 ft | 10,987 | Good |
| I-89 Nh 10 SB over Stony Brook No. 010001100014300 | Sullivan County | 5.06 MI Springfield Tl | 1972 | Culvert | 21 ft | 10,987 | Good |
| I-89 NB over North Village Road No. 026301840011300 | Merrimack County | 5.2 MI Hopkinton T.L. | 1966 | Stringer/Multi-beam or Girder | 58 ft | 10,883 | Good |
| I-89 NB over West Joppa Road No. 026301950012200 | Merrimack County | 4.4 MI Hopkinton T.L. | 1966 | Frame | 40 ft | 10,883 | Good |
| I-93 SB over Collins ST Squam River No. 001100880005000 | Grafton County | .08 MI New Hampton T.L. | 1963 | Stringer/Multi-beam or Girder | 179 ft | 10,878 | Good |
| I-93 SB over Nhrr No. 001100880005800 | Grafton County | 0.6MI FR New Hampton T.L. | 1963 | Stringer/Multi-beam or Girder | 139 ft | 10,878 | Good |
| I-93 NB over NH132 No. 018401480008100 | Belknap County | 3.0 MI from Meredith Tl | 1963 | Stringer/Multi-beam or Girder | 163 ft | 10,875 | Good |
| I-93 NB over Collins ST Squam River No. 001100890005000 | Grafton County | .07 MI New Hampton T.L. | 1963 | Stringer/Multi-beam or Girder | 179 ft | 10,875 | Good |
| I-93 NB over Nhrr No. 001100890005700 | Grafton County | 0.6 MI from New Hampton T | 1963 | Stringer/Multi-beam or Girder | 139 ft | 10,875 | Good |
| I-93 NB over US 3 Nh 25 No. 001100860006300 | Grafton County | 0.8 MI from New Hampton T | 1963 | Stringer/Multi-beam or Girder | 70 ft | 10,870 | Good |
| I-89 SB over West Joppa Road No. 026301960012100 | Merrimack County | 4.5 MI Hopkinton Tl | 1966 | Frame | 40 ft | 10,849 | Good |
| US 4 over Rec Trail Mascoma River No. 014401890012600 | Grafton County | 1.2 MI from Enfield T.L. | 2015 | Stringer/Multi-beam or Girder | 444 ft | 10,801 | Good |
| NH121 over Little River CSX No. 021401050003000 | Rockingham County | 0.5 MI from JCT RTE 125 | 2006 | Stringer/Multi-beam or Girder | 382 ft | 10,799 | Good |
| I-93 SB over US 3 Nh 25 No. 001100850006300 | Grafton County | 0.8 MI New Hampton T/L | 1963 | Stringer/Multi-beam or Girder | 70 ft | 10,769 | Good |
| NH106 over Tioga River No. 002001130008000 | Belknap County | 4.0 MI S Laconia Tl | 1934 | Tee Beam | 43 ft | 10,766 | Good |
| NH140 over Winnipesaukee River No. 025601090006200 | Belknap County | 0.4 MI S JCT RTE 3 | 1968 | Stringer/Multi-beam or Girder | 132 ft | 10,736 | Good |
| Nh 28 over Tributary G No. 006300780009000 | Rockingham County | 200 S of Bradford ST | 2015 | Frame | 22 ft | 10,683 | Good |
| East Derry Road over Beaver Brook No. 006300760011300 | Rockingham County | 0.02 MI E JCT Byp 28 | 1966 | Slab | 24 ft | 10,613 | Good |
| I-89 SB over NH103 No. 026302550016300 | Merrimack County | 0.4 MI Hopkinton T.L. | 1966 | Frame | 59 ft | 10,586 | Good |
| I-93 NB over Bog Brook No. 003501050005800 | Grafton County | 1.1 MI from Plymouth Tl | 1963 | Stringer/Multi-beam or Girder | 152 ft | 10,585 | Good |
| I-93 NB over Blair Road No. 003501130007800 | Grafton County | 2.1 MI from Plymouth T.L. | 1963 | Frame | 58 ft | 10,585 | Good |
| I-93 NB over US 3 No. 021601490016000 | Grafton County | 0.9 MI from Holderness Tl | 1964 | Stringer/Multi-beam or Girder | 93 ft | 10,585 | Good |
| US 4 over NH108 No. 007001200012200 | Strafford County | .7 MI from Madbury T.L. | 1966 | Stringer/Multi-beam or Girder | 157 ft | 10,545 | Good |
| Nh 28 over Beauty Hill Road No. 001400970008900 | Belknap County | 1.3 MI FR Pittsfield T.L. | 1969 | Stringer/Multi-beam or Girder | 66 ft | 10,520 | Good |
| Nh 4 over Salmon Falls River No. 022301160008600 | Strafford County | At Maine State Line | 1970 | Stringer/Multi-beam or Girder | 164 ft | 10,507 | Good |
| I-93 SB over Bog Brook No. 003501040005900 | Grafton County | 1.1 MI from Plymouth T.L. | 1968 | Stringer/Multi-beam or Girder | 152 ft | 10,437 | Good |
| I-93 SB over Blair Road No. 003501120007900 | Grafton County | 2.1 MI from Plymouth Tl | 1967 | Frame | 59 ft | 10,437 | Good |
| I-93 SB over US 3 No. 021601480015900 | Grafton County | 0.9 MI from Holderness Tl | 1964 | Stringer/Multi-beam or Girder | 92 ft | 10,437 | Good |
| US 2 Nh 16 over Moose River No. 009700790010200 | Coos County | 5.1 MI from Martins Loc. | 1939 | Frame | 85 ft | 10,406 | Good |
| Nh 3A over Wildlife Stream No. 016102340007800 | Hillsborough County | 0.1 Mi. South of Maar | 2011 | Culvert | 26 ft | 10,291 | Good |
| Nh 27 over NH101 No. 011101230017300 | Rockingham County | .3 MI from Jct. I-95 | 1996 | Stringer/Multi-beam or Girder | 234 ft | 10,248 | Good |
Counties with the most
| Grafton County | 262 | 48% |
| Hillsborough County | 201 | 52% |
| Rockingham County | 200 | 65% |
| Merrimack County | 146 | 45% |
| Carroll County | 102 | 53% |
| Coos County | 93 | 49% |
| Cheshire County | 82 | 42% |
| Strafford County | 82 | 60% |
| Sullivan County | 70 | 44% |
| Belknap County | 65 | 58% |