Related by context. Frequent words. (Click for all words.) 68 Storrow Drive 63 Sagamore Bridge 58 Big Dig tunnels 58 Massachusetts Turnpike 58 connector tunnel 58 Spaulding Turnpike 56 Rte 56 Big Dig tunnel 56 onramps 55 I-#/# [003] 55 northbound lanes 55 rush hour 54 Exit #A [002] 54 southbound lanes 54 Westbound lanes 54 Big Dig 54 eastbound lanes 54 Route 1A 53 entrance ramps 53 westbound lanes 53 Southbound lanes 53 Midtown Tunnel 53 offramps 53 Longfellow Bridge 53 Northbound lanes 53 exit ramp 52 northbound 52 M1 motorway 52 Central Artery 52 Route #A [002] 51 southbound 51 Marquette Interchange 51 Eastbound lanes 51 expressway 51 Route 51 westbound 51 Champlain Bridge 51 Massachusetts Turnpike Authority 51 Sawgrass Expressway 51 underpass 51 lanes 51 MassDOT 50 thruway 50 westbound carriageway 50 eastbound 50 roadway 50 turnpike 50 overpass 50 Big Dig highway 50 onramp 50 northbound Interstate 50 Interstate 50 vehicular traffic 50 Watterson Expressway 50 Southbound 50 railroad underpass 49 toll plaza 49 tollbooths 49 southbound lane 49 Underpass 49 eastbound carriageway 49 Detour signs 49 Northbound traffic 49 Crosstown Expressway 49 offramp 49 tollbooth 48 Southbound traffic 48 Dulles Toll Road 48 Dumbarton Bridge 48 Turnpike 48 freeway ramps 48 northbound lane 48 Interstates 48 PATH trains 48 Sharon Amity 48 northbound carriageway 48 westbound lane 48 MassHighway 48 exit ramps 48 westbound Interstate 48 outer loop 48 highway 48 toll booths 48 Downtown Tunnel 48 Inner Loop 48 parkway 48 MBTA 48 Outer Loop 48 southbound Interstate 48 viaduct 48 Northbound 48 eastbound lane 48 Westbound 47 freeway 47 Hwys 47 throughway 47 Expressway 47 pedestrian underpass 47 Amorello 47 Eisenhower Expressway 47 signalized intersections