Girder and Floorbeam System bridges in Massachusetts
Main girders along the bridge with transverse floorbeams carrying the deck, typical of larger steel bridges. Massachusetts has 105 of them, 2.0% of its bridges. Nationally this type accounts for 0.8% of all bridges.Compare states for this type.
- Girder and Floorbeam System bridges
- 105
- Poor condition
- 26%
- 27 bridges
- Average age
- 79.1 yrs
- Combined length
- 8 mi
Busiest girder and floorbeam system bridges in Massachusetts
Top 105 by daily traffic| Bridge | County | Location | Built | Type | Length | Daily traffic | Condition |
|---|---|---|---|---|---|---|---|
| I 93 /US1/ST3 over Comb MBTA & Red LN Ssh No. B162653D6DOTNBI | Suffolk County | 6.8 KM S of JCT I90&I93 | 1957 | Girder and Floorbeam System | 199 ft | 211,123 | Fair |
| I 93 /US1/ST3 over Water Neponset River No. B162503D1DOTNBI | Suffolk County | .8 KM S of JCT SR 3A | 1954 | Girder and Floorbeam System | 478 ft | 169,936 | Fair |
| I 93 over Water Merrimack River No. A090222V0DOTNBI | Essex County | At Merrimac River | 1959 | Girder and Floorbeam System | 775 ft | 119,818 | Poor |
| ST 9 Boylston ST over TR Green Line D No. N120402EEDOTNBI | Middlesex County | 2.3 KM Ely Rt 128 | 1905 | Girder and Floorbeam System | 56 ft | 96,206 | Poor |
| I 93 SB Bt 46-57 over TR Orange Line No. B162813BTDOTNBI | Suffolk County | .5 MI N of JCT I93&US1 | 1970 | Girder and Floorbeam System | 898 ft | 85,975 | Fair |
| I 93 SB Bt 57-61 over RR MBTA & Bmrr No. B162813BUDOTNBI | Suffolk County | .5 MI N of JCT 193&US1 | 1970 | Girder and Floorbeam System | 335 ft | 85,975 | Fair |
| I 93 SB Bt 61-B5 over RR Bmrr No. B162813BVDOTNBI | Suffolk County | 0.24 MI S of Cambridge ST | 1970 | Girder and Floorbeam System | 487 ft | 85,975 | Fair |
| I 93 SB Bt 33-38 over TR Orange Line No. B162813EADOTNBI | Suffolk County | .6 MI N of JCT I93&US1 | 1970 | Girder and Floorbeam System | 407 ft | 85,975 | Fair |
| I 93 SB Bt 38-46 over TR Orange Line No. B162813EBDOTNBI | Suffolk County | .7 MI N of JCT I93&US1 | 1970 | Girder and Floorbeam System | 652 ft | 85,975 | Fair |
| I 93 NB Bt 38-46 over I 93 SB Bt 38-46 No. B162813DWDOTNBI | Suffolk County | .7 MI N of JCT US1&I93 | 1970 | Girder and Floorbeam System | 652 ft | 81,000 | Fair |
| I 93 NB over I 93 SB Bt 46 - 57 No. B162813BMDOTNBI | Suffolk County | .5 MI N of JCT I93&US1 | 1970 | Girder and Floorbeam System | 898 ft | 75,910 | Fair |
| I 93 NB over I 93 SB Bt 57 - 61 No. B162813BPDOTNBI | Suffolk County | .5 MI N of JCT I93&US1 | 1970 | Girder and Floorbeam System | 333 ft | 75,910 | Fair |
| I 93 NB over I 93 SB Bt 61 - B5 No. B162813BQDOTNBI | Suffolk County | .5 MI N of JCT 193&US1 | 1970 | Girder and Floorbeam System | 487 ft | 75,910 | Fair |
| I 93 NB Bt 33-38 over I 93 SB Bt 33-38 No. B162813DUDOTNBI | Suffolk County | .6 MI N of JCT I93&US1 | 1970 | Girder and Floorbeam System | 406 ft | 75,910 | Fair |
| I 291 Line L over HWY Main ST No. S24084116DOTNBI | Hampden County | 0.1 M W JCT Dwight ST | 1969 | Girder and Floorbeam System | 147 ft | 75,000 | Fair |
| I 93 NB B5-B10 over Comb MBTA & I 93 SB No. B162813DYDOTNBI | Suffolk County | .8 MI N of Ramp I93&US1 | 1970 | Girder and Floorbeam System | 550 ft | 69,748 | Fair |
| I 90 over Comb Chicopee River/May No. L160244J9DOTNBI | Hampden County | Mm 58.2 on I-90 | 1957 | Girder and Floorbeam System | 843 ft | 63,031 | Fair |
| I 93 SB B5-B10 over RR Mbta/Bmrr No. B162813EDDOTNBI | Suffolk County | .9 MI N of JCT I93&US1 | 1970 | Girder and Floorbeam System | 550 ft | 57,435 | Fair |
| I 93 SB B10-B16 over RR Mbta/Bmrr No. B162813EEDOTNBI | Suffolk County | 1 MI N of JCT I93&US1 | 1970 | Girder and Floorbeam System | 442 ft | 57,435 | Fair |
| ST 1 A/Lee Brbnk over Comb ST16 & Mbta/Bmrr No. R0501839CDOTNBI | Suffolk County | 1000 Ft SW of Jet SR60&1A | 1934 | Girder and Floorbeam System | 177 ft | 54,957 | Fair |
| I 90 over Water Connecticut River No. C130234HLDOTNBI | Hampden County | Mm 46.3 on I-90 | 1957 | Girder and Floorbeam System | 1,405 ft | 49,500 | Fair |
| I 95 SB over Other MBTA - Bike Trail No. P030362VXDOTNBI | Essex County | .1 MI N Lowell Street | 1974 | Girder and Floorbeam System | 102 ft | 42,634 | Poor |
| US 1 Nb/ Lo Deck over HWY Chrltwn Local Sts No. B160174WVDOTNBI | Suffolk County | Bos Appr Lower | 1950 | Girder and Floorbeam System | 1,892 ft | 42,492 | Fair |
| US 1 Nb/Low Deck over HWY Chelsea Local Stre No. B160174WYDOTNBI | Suffolk County | Chel Appr Low | 1950 | Girder and Floorbeam System | 2,829 ft | 42,492 | Poor |
| US 1 Nb/Lowr Deck over Other Relief No. B160174X1DOTNBI | Suffolk County | Toll Pl Lower | 1950 | Girder and Floorbeam System | 1,072 ft | 41,988 | Fair |
| US 1 Sb/Uppr Deck over US 1 Nb/Chel Lwr Deck No. B160174X0DOTNBI | Suffolk County | Chel Appr UP | 1950 | Girder and Floorbeam System | 3,349 ft | 41,655 | Poor |
| US 1 Sb/Bs U11-32 over US 1 Nb/Bos Lowr B11-32 No. B160174WUDOTNBI | Suffolk County | Bos Appr UP | 1950 | Girder and Floorbeam System | 2,072 ft | 40,790 | Fair |
| ST 16 Washngton ST over ST 9 Worcester ST No. W130142E9DOTNBI | Norfolk County | Rt 16 at Rt 9 | 1932 | Girder and Floorbeam System | 150 ft | 37,800 | Fair |
| US 1 Sb/Toll Uppr over US 1 Nb/Toll Plaza Lowr No. B160174X2DOTNBI | Suffolk County | Toll Pl Upper | 1950 | Girder and Floorbeam System | 1,072 ft | 37,289 | Fair |
| I 95 NB over Other MBTA - Bike Trail No. P030362VWDOTNBI | Essex County | .1 MI N of Lowell Street | 1974 | Girder and Floorbeam System | 102 ft | 36,615 | Poor |
| HWY Dorchstr Ave over Comb Haul RD & MBTA Red No. B161993H6DOT634 | Suffolk County | 1.8 KM SW of D ST | 1917 | Girder and Floorbeam System | 101 ft | 34,913 | Fair |
| ST125 Bridge ST over Water Merrimack River No. H1200730YDOTNBI | Essex County | .3 MI E Haverhill Center | 1925 | Girder and Floorbeam System | 804 ft | 33,900 | Poor |
| ST116 Chicopee ST over RR Gwrr No. C1300313UDOT634 | Hampden County | .3 M N JCT I391 | 1971 | Girder and Floorbeam System | 95 ft | 32,500 | Poor |
| US 5 over Water Westfield River No. A050110WADOTNBI | Hampden County | US 5 at Westfield River | 1953 | Girder and Floorbeam System | 584 ft | 32,365 | Poor |
| US 6 (east Brg) over Water Acushnet River No. F010023PGDOTNBI | Bristol County | At New Bedford City Line | 1901 | Girder and Floorbeam System | 676 ft | 32,200 | Fair |
| US 6 (middle Brg) over Water Acushnet River No. F010023PHDOTNBI | Bristol County | .4 MI W of Nbed C.L. | 1901 | Girder and Floorbeam System | 390 ft | 32,200 | Fair |
| US 6 (west Brg) over Comb Acus Riv/Loc St/Rr No. F010023PJDOTNBI | Bristol County | .7 MI W of Nbed C.L. | 1901 | Girder and Floorbeam System | 585 ft | 32,200 | Fair |
| HWY S Main ST over RR Amtrak/Mbta No. S0900140QDOT634 | Norfolk County | 1.2 MI SW of Depot ST | 1937 | Girder and Floorbeam System | 80 ft | 30,300 | Fair |
| ST 37 Washngton ST over RR Mbta/Csx No. B2101736UDOT634 | Norfolk County | .48 KM S of Plain ST | 1948 | Girder and Floorbeam System | 97 ft | 29,095 | Poor |
| HWY Benningtn ST over HWY Martin Coughlin by No. B160713GYDOT634 | Suffolk County | 305 M S of Suffolk Downs | 1906 | Girder and Floorbeam System | 63 ft | 28,100 | Fair |
| HWY Broadway over RR Mbta/Bmrr No. S17013BGEDOTNBI | Middlesex County | 2.4 KM NW of JCT SR28&38 | 2020 | Girder and Floorbeam System | 150 ft | 28,000 | Good |
| HWY Webster Ave over RR Mbta/Bmrr No. S170163GFDOT634 | Middlesex County | Over Railroad | 1911 | Girder and Floorbeam System | 95 ft | 27,350 | Poor |
| ST 2 W Main ST over RR Parr No. N140320DPDOT634 | Berkshire County | .25MI W of Route 8 422.77 | 1882 | Girder and Floorbeam System | 130 ft | 27,000 | Poor |
| ST 1 A/Main ST over RR Mbta/Csx No. W0301740YDOT634 | Norfolk County | CSX Qbf MP Qbf 7.94 | 1955 | Girder and Floorbeam System | 91 ft | 24,800 | Fair |
| HWY Junction RD over RR CSX No. P100080DXDOT634 | Berkshire County | At Merrill/East ST 148.18 | 1886 | Girder and Floorbeam System | 87 ft | 21,300 | Good |
| HWY ST James Ave over RR Conrail (abandned) No. S2402814NDOT634 | Hampden County | .1 M S JCT Albany St. | 1903 | Girder and Floorbeam System | 52 ft | 21,207 | Poor |
| US202 over Water Connecticut River No. H210350VPDOTNBI | Hampden County | JCT US 202 & Conn River | 1958 | Girder and Floorbeam System | 1,437 ft | 20,041 | Fair |
| US 3 Memorial DR over HWY Brookline ST No. C010264DFDOTNBI | Middlesex County | .2 MI from City Line | 1940 | Girder and Floorbeam System | 600 ft | 18,503 | Poor |
| ST 28 Mcgrath HWY over Comb Som Ave Ext & MBTA No. S170244E3DOTNBI | Middlesex County | .1 MI S of Medford ST | 1958 | Girder and Floorbeam System | 400 ft | 18,436 | Poor |
| HWY W Broadway over Comb Haul RD & MBTA Red No. B162053GRDOT634 | Suffolk County | 1.1 KM SW of D ST | 1918 | Girder and Floorbeam System | 68 ft | 18,103 | Fair |
| HWY Saratoga ST over HWY Martin Coughlin by No. B160703GXDOT634 | Suffolk County | .8 KM SW of Suffolk Downs | 1906 | Girder and Floorbeam System | 102 ft | 16,800 | Fair |
| US 20 Eb/Plainfld over RR Gwrr No. S240860UKDOTNBI | Hampden County | Just W of I 91 | 1968 | Girder and Floorbeam System | 94 ft | 15,870 | Fair |
| HWY Embkt WB on over HWY Embankment RD EB No. B162584FNDOTNBI | Suffolk County | Charles Circle Storrow D | 1951 | Girder and Floorbeam System | 155 ft | 15,500 | Poor |
| HWY First ST over Water Broad Canal No. C010084DMDOTNBI | Middlesex County | .16 KM N of Longfellow Br | 1924 | Girder and Floorbeam System | 120 ft | 15,388 | Poor |
| I 90 Ramp Q & Alb over I 90 Ramp H No. B166749QNDOTNBI | Suffolk County | 0.3 KM North of I 90 | 2005 | Girder and Floorbeam System | 155 ft | 15,259 | Good |
| HWY Medford ST over RR Mbta/Bmrr No. S170073G4DOT634 | Middlesex County | .7 MI SW of JCT SR28&38 | 1910 | Girder and Floorbeam System | 150 ft | 14,800 | Fair |
| US 20 Wb/Plainfld over RR Gwrr No. S240860ULDOTNBI | Hampden County | Just W O0F I 91 | 1968 | Girder and Floorbeam System | 91 ft | 14,645 | Fair |
| HWY Cliff RD over RR Csx/Mbta No. W130172MJDOTNBI | Norfolk County | Between Rt 9 & Rt 16 | 1932 | Girder and Floorbeam System | 108 ft | 13,448 | Fair |
| HWY Norfolk ST over RR MBTA No. B161623HBDOT634 | Suffolk County | .53 KM W of JCTSR28&SR203 | 1901 | Girder and Floorbeam System | 126 ft | 13,400 | Fair |
| HWY Washngton ST over RR Mbta/Bmrr No. S170173GEDOT634 | Middlesex County | 2.4 KM N of Harvard Br. | 1982 | Girder and Floorbeam System | 65 ft | 13,200 | Fair |
| HWY Cambridge ST over RR CSX No. W44025233DOT634 | Worcester County | 1 MI W of I-290 | 1935 | Girder and Floorbeam System | 109 ft | 12,875 | Fair |
| HWY Albany Ext over I 90 Ramp H No. B166759QMDOTNBI | Suffolk County | .25 KM N of I90 | 2005 | Girder and Floorbeam System | 130 ft | 12,543 | Good |
| ST 38 Main ST over RR Mbta/Bmrr No. W380022NQDOT634 | Middlesex County | .75 MI S of ST-129 | 1928 | Girder and Floorbeam System | 97 ft | 12,500 | Poor |
| ST 32 Palmer RD over Comb Chcpee Brk & Necrr No. M270321AKDOT634 | Hampden County | 300 S of Int Bethany RD | 1937 | Girder and Floorbeam System | 328 ft | 12,155 | Poor |
| HWY Aiken ST over Water Northern Canal No. L150272C4MUNNBI | Middlesex County | .24 KM SW of Merrimack Rv | 1897 | Girder and Floorbeam System | 116 ft | 11,800 | Fair |
| ST 2 A/Main ST over RR Gwrr No. A150131B2DOT634 | Worcester County | .1 M W JCT Chsnt Hill Rd. | 1938 | Girder and Floorbeam System | 84 ft | 10,400 | Poor |
| ST 12 Sobrdge ST over RR Pwrr No. A1700421EDOT634 | Worcester County | .1MI. N. of Auburn St. | 1934 | Girder and Floorbeam System | 129 ft | 10,298 | Fair |
| HWY Harvard ST over RR MBTA No. B161593HCDOT634 | Suffolk County | .33 MI W of SR28 | 1904 | Girder and Floorbeam System | 68 ft | 8,500 | Good |
| HWY W Second ST over Comb Haul RD & MBTA Red No. B162093GUDOT634 | Suffolk County | .8 KM SW D ST | 1918 | Girder and Floorbeam System | 72 ft | 8,146 | Fair |
| ST 2 over Water Deerfield River No. B280090JDDOTNBI | Franklin County | .1 M W JCT ST 112 So. | 1954 | Girder and Floorbeam System | 571 ft | 7,760 | Fair |
| HWY Pochassic ST over Comb Access RD & Pvrr No. W2501114QDOT634 | Hampden County | 0.1 MI W of US 202 | 1904 | Girder and Floorbeam System | 114 ft | 7,758 | Good |
| HWY Embkt WB Off over HWY Embknt Eb&wb on Rp No. B162574FMDOTNBI | Suffolk County | Charles Circle Storrow D | 1951 | Girder and Floorbeam System | 496 ft | 7,500 | Fair |
| ST 32 Main ST over Water Ware River No. H0800412QDOTNBI | Worcester County | 1.2 M N New Braintree T/L | 1940 | Girder and Floorbeam System | 117 ft | 7,500 | Fair |
| HWY Comm Av Ofrp over Water Muddy River No. B163654FDDOTNBI | Suffolk County | .2 MI S of ST RTE 2A | 1965 | Girder and Floorbeam System | 278 ft | 7,300 | Poor |
| ST 12 Nb/W Bylstn over RR Pwrr/Bmrr No. W44065237DOT634 | Worcester County | .2 MI E of I-190 | 1936 | Girder and Floorbeam System | 130 ft | 7,028 | Poor |
| ST152 Main ST over RR Amtrak/Mbta No. A16027401DOT634 | Bristol County | 1.5 MI NE of Seekonk Tl | 1949 | Girder and Floorbeam System | 243 ft | 6,879 | Fair |
| HWY W Union ST over RR MBTA MP 24/440 No. E010154BKDOT634 | Plymouth County | MBTA MP 24/440 | 1997 | Girder and Floorbeam System | 95 ft | 6,600 | Good |
| HWY Blakemore ST over RR Amtrak/Mbta No. B16105390MUNNBI | Suffolk County | 3.8 W of Rt 93 | 1882 | Girder and Floorbeam System | 75 ft | 6,518 | Fair |
| HWY Stockbdge RD over RR MBTA No. S070059PUDOT634 | Plymouth County | MBTA MP 27/665 | 2005 | Girder and Floorbeam System | 136 ft | 6,200 | Good |
| ST 12 Sb/W Bylstn over RR Pwrr/Bmrr No. W44065238DOT634 | Worcester County | .2 Mi.E. of I-190 | 1936 | Girder and Floorbeam System | 130 ft | 6,014 | Fair |
| HWY Mill ST over RR Hrr No. L07005AWADOT634 | Berkshire County | 100 N Int W/ Willw 77.57 | 1998 | Girder and Floorbeam System | 101 ft | 5,431 | Good |
| HWY S Main ST over RR CSX & Necrr No. P010271AQDOT634 | Hampden County | JCT of Depot ST | 1994 | Girder and Floorbeam System | 77 ft | 5,200 | Good |
| ST 41 State RD over RR CSX No. R060030E3DOT634 | Berkshire County | @ Firehouse 158.80 | 1942 | Girder and Floorbeam System | 114 ft | 3,900 | Fair |
| HWY Shore RD over Water Pocasset River No. B1700141HMUNNBI | Barnstable County | .15 MI N of Landing RD | 1939 | Girder and Floorbeam System | 86 ft | 3,628 | Fair |
| HWY W Fourth ST over Comb Haul RD & CSX No. B162033GPDOT634 | Suffolk County | 1219 M SW of D ST Office | 1918 | Girder and Floorbeam System | 65 ft | 3,500 | Poor |
| HWY School ST over RR MBTA No. B11002324DOT634 | Essex County | .1 MI West ST 1A | 1871 | Girder and Floorbeam System | 64 ft | 3,232 | Poor |
| HWY Lundberg ST over RR Mbta/Bmrr No. L150062N9DOT634 | Middlesex County | 0.25 MI NE Rt 3A & Lndbrg | 1922 | Girder and Floorbeam System | 123 ft | 2,750 | Good |
| ST 8 Beaver ST over Water N Br Hoosic River No. N140140C5DOTNBI | Berkshire County | 0.3 MI N of ST 2 | 1954 | Girder and Floorbeam System | 132 ft | 2,711 | Fair |
| HWY Brookside RD over RR Gwrr No. O0301514XDOT634 | Franklin County | At JCT of Roger Ave | 1923 | Girder and Floorbeam System | 70 ft | 2,400 | Fair |
| HWY Almond ST over RR (abandoned) No. F0200840BDOT634 | Bristol County | .1 MI N of William ST | 1897 | Girder and Floorbeam System | 49 ft | 2,357 | Good |
| ST 2 over Water Deerfield River No. C050120JFDOTNBI | Franklin County | At Zoar Road Intersection | 1955 | Girder and Floorbeam System | 455 ft | 2,305 | Fair |
| HWY W Third ST over Comb Haul RD & CSX No. B162073GTDOT634 | Suffolk County | .8 KM SW of D ST Office | 1918 | Girder and Floorbeam System | 66 ft | 1,600 | Fair |
| HWY Grove ST over RR Mbta/Bmrr No. M120153G1DOT634 | Middlesex County | 1.5 MI W of JCT SR38&60 | 1891 | Girder and Floorbeam System | 111 ft | 1,200 | Fair |
| HWY Long Hill RD over RR CSX No. W19006B9CDOT634 | Worcester County | 0.3 MI S Rt 9 Wbrkfld Ctr | 2012 | Girder and Floorbeam System | 102 ft | 1,160 | Good |
| Other Removed over HWY Logan Trm B Ariv E No. B16291B28MPANBI | Suffolk County | Term B Dep Ent/Ariv Ent | 1979 | Girder and Floorbeam System | 570 ft | 1,000 | Fair |
| HWY High ST over Comb Csx/Westfld/Plsnt No. B030520DADOT634 | Berkshire County | 0.1MI N of Int. W/ RTE 8 | 1941 | Girder and Floorbeam System | 308 ft | 900 | Poor |
| HWY Hghlnd Av NB over ST 24 SB No. F0204141ADOTNBI | Bristol County | Near ST 79/ST 24 SB | 1954 | Girder and Floorbeam System | 157 ft | 876 | Fair |
| HWY Viaduct ST over HWY Northern Ave No. B161974X5MPANBI | Suffolk County | At World Trade Center | 1915 | Girder and Floorbeam System | 113 ft | 700 | Fair |
| HWY Viaduct ST over Comb Cngrss&haul Rd&csx No. B16581910MPANBI | Suffolk County | At World Trade Center | 2002 | Girder and Floorbeam System | 733 ft | 700 | Good |
| HWY Princeton ST over Water Quinapxt Res Otlt No. H180221G0MUNNBI | Worcester County | 0.2 M. S of Elmwood Ave | 1930 | Girder and Floorbeam System | 89 ft | 474 | Fair |
| HWY Blandford RD over Water Walker Brook No. C1104500RMUNNBI | Hampden County | At Int. W/ Route 20 | 1939 | Girder and Floorbeam System | 85 ft | 319 | Poor |
| HWY S Willow ST over Water Hoosic River No. A04038ACDMUNNBI | Berkshire County | .2 MI from Int W/ Route 8 | 1951 | Girder and Floorbeam System | 84 ft | 129 | Poor |
| HWY Raycroft RD over Water Dunbar Brook No. M26004C3MDOTNBI | Franklin County | 300 from Int. W/ Main RD | 2019 | Girder and Floorbeam System | 46 ft | 129 | Good |
| HWY Reg Dam RD over Water Quabbin Res No. N090034CLDOTNBI | Franklin County | .4 MI SW of ST122 Gate 31 | 1940 | Girder and Floorbeam System | 41 ft | — | Good |
| HWY Trm B Dep RD over HWY Logan Trm B Arr RD No. B16293B34MPANBI | Suffolk County | Term B Depart | 1979 | Girder and Floorbeam System | 1,870 ft | — | Fair |
Counties with the most
| Suffolk County | 41 |
| Hampden County | 13 |
| Middlesex County | 12 |
| Worcester County | 8 |
| Berkshire County | 7 |
| Bristol County | 6 |
| Essex County | 5 |
| Norfolk County | 5 |
| Franklin County | 5 |
| Plymouth County | 2 |
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