Lowell is a city in Massachusetts, United States. Alongside Cambridge, it is one of two traditional seats of Middlesex County. With an estimated population of 115,554 in 2020, it was the fifth most populous city in Massachusetts as of the last census, and the third most populous in the Boston metropolitan statistical area. The city is also part of a smaller Massachusetts statistical area, called Greater Lowell, and of New England's Merrimack Valley region.
Tyngsborough is a town in northern Middlesex County, Massachusetts, United States. Tyngsborough is 28 miles (45 km) from Boston along the Route 3 corridor, and located on the New Hampshire state line. At the 2020 census, the town population was 12,380. By its location, the town serves as a suburb of neighboring cities such as Nashua, New Hampshire and Lowell, Massachusetts.
The Merrimack River is a 117-mile-long (188 km) river in the northeastern United States. It rises at the confluence of the Pemigewasset and Winnipesaukee rivers in Franklin, New Hampshire, flows southward into Massachusetts, and then flows northeast until it empties into the Gulf of Maine at Newburyport. From Pawtucket Falls in Lowell, Massachusetts, onward, the Massachusetts–New Hampshire border is roughly calculated as the line three miles north of the river.
The Longfellow Bridge is a steel rib arch bridge spanning the Charles River to connect Boston's Beacon Hill neighborhood with the Kendall Square area of Cambridge, Massachusetts. The bridge carries Massachusetts Route 3, the MBTA Red Line, bicycle, and pedestrian traffic. The structure was originally known as the Cambridge Bridge, and a predecessor structure was known as the West Boston Bridge; Boston also continued to use "West Boston Bridge" officially for the new bridge. The bridge is also known to locals as the "Salt-and-Pepper Bridge" due to the shape of its central towers.
The Maurice J. Tobin Memorial Bridge is a cantilever truss bridge that spans more than two miles (3.2 km) from Boston to Chelsea over the Mystic River in Massachusetts, United States. The bridge is the largest in New England. It is operated by the Massachusetts Department of Transportation and carries U.S. Route 1. It was built between 1948 and 1950 and opened to traffic on February 2, 1950, replacing the former Chelsea Bridge. The 36-foot (11 m)-wide roadway has three lanes of traffic on each of the two levels with northbound traffic on the lower level and southbound traffic on the upper level.
The Waldo–Hancock Bridge was the first long-span suspension bridge erected in Maine, as well as the first permanent bridge across the Penobscot River downstream from Bangor. The name comes from connecting Waldo and Hancock counties. The bridge was built in 1931 and retired in 2006, when the new Penobscot Narrows Bridge was opened just a few yards away. Demolition of the structure was completed by 2013.
The South Tenth Street Bridge, most often called the Tenth Street Bridge, but officially dubbed the Philip Murray Bridge, is a suspension bridge that spans the Monongahela River in Downtown Pittsburgh, Pennsylvania.
A tied-arch bridge is an arch bridge in which the outward-directed horizontal forces of the arch(es) are borne as tension by a chord tying the arch ends rather than by the ground or the bridge foundations. This strengthened chord may be the deck structure itself or consist of separate, independent tie-rods.
The Haverhill Line is a branch of the MBTA Commuter Rail system, running north from downtown Boston, Massachusetts to Haverhill. The service operates on the Western Route of the former Boston and Maine Railroad, which extends north to Portland, Maine, though MBTA commuter rail service has not continued north of Massachusetts since 1967.
Route 113 is a 50.53-mile-long (81.32 km) east–west Massachusetts state route that connects towns in the Merrimack River valley in northeastern Massachusetts. Its western terminus is at Route 119 in Pepperell, and its eastern end is at U.S. Route 1 and Route 1A in Newburyport.
The Middlesex Turnpike was an early turnpike between Cambridge and Tyngsborough, Massachusetts, and the New Hampshire border, where it connected with the Amherst Turnpike and thence Nashua and Claremont, New Hampshire.
The Hampden County Memorial Bridge is a reinforced-concrete arch bridge that spans the Connecticut River between Springfield, Massachusetts and West Springfield, Massachusetts, constructed in 1922. The bridge is owned by Massachusetts Highway Department. It spans 209 feet (64 m) and rises 29.71 feet (9.06 m) above the river.
The Fairfax Bridge is a steel-lattice three-hinged arch bridge spanning the Carbon River on State Route 165 in Pierce County, Washington. Previous to the construction of the bridge in 1921, the only route south to the area around Fairfax was by train. At a total cost of $80,000, the bridge's deck sits 250 feet (76 m) above the river. Being a single-lane bridge, vehicles must yield to oncoming traffic already on the bridge.
The Chain Bridge in Newburyport, Massachusetts, is a "look-alike" replica built in 1910 to replace the "first suspension bridge" constructed in the United States in 1810. Since the current structure is one of a series of bridges at this location since 1793, it is "the oldest continually occupied, long span, bridge crossing" in the US. It has also been called the Essex-Merrimac Bridge or Newburyport Chain Bridge.
The Merrimack Valley is a bi-state region along the Merrimack River in the U.S. states of New Hampshire and Massachusetts. The Merrimack is one of the larger waterways in New England and has helped to define the livelihood and culture of those living along it for millennia.
The Bellows Falls Arch Bridge was a three-hinged steel through arch bridge over the Connecticut River between Bellows Falls, Vermont and North Walpole, New Hampshire. It was structurally significant as the longest arch bridge in the United States when it was completed in 1905.
Lowell-Dracut-Tyngsboro State Forest is a publicly owned forest with recreational features measuring 1,109 acres (449 ha) that overlap the City of Lowell, and the towns of Dracut and Tyngsborough, Massachusetts. The forest, which includes some 180 acres (73 ha) of ponds, swamps and wetlands, is maintained by the Massachusetts Department of Conservation and Recreation.
The Contoocook Railroad Bridge is a covered bridge on the former Contoocook Valley Railroad line spanning the Contoocook River in the center of the village of Contoocook, New Hampshire, United States. It is referred to in the National Register of Historic Places as the Hopkinton Railroad Covered Bridge, for the town of Hopkinton, New Hampshire, in which the village of Contoocook is located.
Boston Bridge Works was an engineering firm, building bridges throughout New England, during the late nineteenth and early twentieth centuries. Operating out of Boston, they specialized in the drafting, design and implementation of both road and railway truss bridges, a common bridge style of that period.
The Merrimack Valley Course was a temporary street circuit in Lowell, Massachusetts. The 10.6 mile track hosted its first races in 1908 and was on the 1909 AAA Championship Car schedule. Due to financial losses, racing was discontinued after that season.
