Question: How long is the route that connects Philadelphia to Lehigh County?

full_context: Document 1: Altoona, Pennsylvania: Altoona is a city in Blair County, Pennsylvania, United States. It is the principal city of the Altoona Metropolitan Statistical Area (MSA). The population was 46,320 at the time of the 2010 Census, making it the eleventh most populous city in Pennsylvania. The Altoona MSA includes all of Blair County and was recorded as having a population of 127,089 at the 2010 Census, around 100,000 of whom live within a 5 mi radius of the Altoona city center according to U.S. Census ZIP Code population data. This includes the adjacent boroughs of Hollidaysburg and Duncansville, adjacent townships of Logan, Allegheny, Blair, Frankstown, Antis, and Tyrone, as well as nearby boroughs of Bellwood and Newry.
Document 2: Pennsylvania Route 132: Pennsylvania Route 132 (PA 132) is a state highway in southeast Pennsylvania. It runs northwest to southeast through Bucks County in suburban Philadelphia from PA 611 in Warrington Township to Interstate 95 (I-95) in Bensalem Township. It is a commercial route lined with shopping centers throughout much of its 15 mi length. It is named Street Road and is five lanes wide for much of its length. It was also designated as the Armed Forces and Veterans Memorial Highway in 2005. From west to east, it crosses PA 263 and PA 332 in Warminster Township, PA 232 in Upper Southampton Township, PA 532 in Lower Southampton Township, and U.S. Route 1 (US 1), the Pennsylvania Turnpike (I-276), PA 513, and US 13 in Bensalem Township. Street Road was included in William Penn's survey plans and completed by 1737. The road was paved by 1911 and received the PA 132 designation by 1927. The road was widened into a multi-lane highway and extended to I-95 by 1970. An E-ZPass-only interchange with the Pennsylvania Turnpike opened in 2010.
Document 3: Allentown, Pennsylvania: Allentown (Pennsylvania Dutch: "Allenschteddel") is a city located in Lehigh County, Pennsylvania, United States. It is Pennsylvania's third most populous city and the 224th largest city in the United States. As of the 2010 census, the city had a total population of 118,032 and is currently the fastest growing city in all of Pennsylvania. It is the largest city in the metropolitan area known as the Lehigh Valley, which had a population of 821,623 residents as of 2010 . Allentown constitutes a portion of the New York City Combined Statistical Area and is the county seat of Lehigh County. In 2012, the city celebrated the 250th anniversary of its founding in 1762.
Document 4: U.S. Route 13 in Pennsylvania: U.S. Route 13 (US 13) is a U.S. highway running from Fayetteville, North Carolina north to Morrisville, Pennsylvania. The route runs for 49.33 mi through the Philadelphia metropolitan area in the U.S. state of Pennsylvania. The route enters the state from Delaware in Marcus Hook, Delaware County. It continues in a northeasterly direction through Delaware County, passing through the city of Chester before heading through suburban areas along Chester Pike to Darby. US 13 enters Philadelphia on Baltimore Avenue and runs through West Philadelphia to University City, where it turns north along several city streets before heading east across the Schuylkill River along Girard Avenue. The route turns north and heads to North Philadelphia, where it runs northeast along Hunting Park Avenue. US 13 becomes concurrent with US 1 on Roosevelt Boulevard, continuing into Northeast Philadelphia. US 13 splits southeast on one-way streets before heading northeast out of the city on Frankford Avenue. The route continues into Bucks County as Bristol Pike, heading northeast to Bristol, where it turns into a divided highway. US 13 becomes a freeway in Tullytown and continues north to its terminus at US 1 near Morrisville. US 13 roughly parallels Interstate 95 (I-95) through its course in Pennsylvania.
Document 5: Pennsylvania Route 901: Pennsylvania Route 901 (PA 901) is a 26.4 mi state route located in eastern Pennsylvania. The western terminus of the route is at PA 61 in the Coal Township hamlet of Ranshaw. Its eastern terminus is at PA 183 in Cressona. PA 901 runs northwest-southeast through forested mountains in the Coal Region within Northumberland and Schuylkill counties. The route runs concurrent with PA 54 between Locust Gap and Merrian in Mount Carmel Township before it leaves Northumberland County for Schuylkill County. PA 901 has an interchange with Interstate 81 (I-81) and continues southeast to Minersville. The route runs concurrent with U.S. Route 209 (US 209) to Pottsville before it splits south and continues to PA 183.
Document 6: Lynn Township, Lehigh County, Pennsylvania: Lynn Township is a township in Lehigh County, Pennsylvania, in the United States. It is a suburb of Allentown, Pennsylvania, in the Lehigh Valley region of the state. The largest township by area in Lehigh County, it is the most rural and least densely populated township in the county.
Document 7: Lehigh County Historical Society: Lehigh County Historical Society is a nonprofit organization, founded in 1904, dedicated to collecting, preserving, and exhibiting the history of Lehigh County, Pennsylvania and the Lehigh Valley. The Historical Society and Lehigh Valley Heritage Museum are located at 432 West Walnut Street in Allentown.
Document 8: Allentown School District: The Allentown School District is a large, urban public school district located in Lehigh County, Pennsylvania, in the United States. The District is one of the 500 public school districts of Pennsylvania. Serving most of the city of Allentown, it is the fourth largest school district in Pennsylvania, with 17,962 students, with 15.7% White, 17.4% Black, 64.4% Hispanic, 1.4% Asian, 0.17% Native American. The School District of the City of Allentown encompasses approximately 17 sqmi . According to 2010 federal census data, the Allentown School District serves a resident population of 118,032. Per the US Census Bureau data, it served a resident population of 106,630 in 2000. In 2009, the per capita income was $16,282, while the median family income was $37,356. In the Commonwealth, the median family income was $49,501 and the United States median family income was $49,445, in 2010. By 2013, the median household income in the United States rose to $52,100.
Document 9: Interstate 476: Interstate 476 (I-476) is a 132.1 mi auxiliary Interstate Highway in the U.S. state of Pennsylvania designated between Interstate 95 near Chester and Interstate 81 near Scranton, serving as the primary north–south Interstate corridor through eastern Pennsylvania. It consists of both the 20 mi Mid-County Expressway, locally referred to as the "Blue Route" (although no signs exist with that designation), through the suburban Philadelphia-area counties of Delaware and Montgomery, and the 110.6 mi Northeast Extension of the Pennsylvania Turnpike connecting the Philadelphia metropolitan area with the Lehigh Valley, the Poconos, and the Wyoming Valley. The Blue Route passes through suburban areas, while the Northeast Extension predominantly runs through rural areas of mountains and farmland, with development closer to Philadelphia and in the Lehigh Valley and the Wyoming Valley. I-476 intersects many major roads including Interstate 76 (the Schuylkill Expressway) in West Conshohocken, Interstate 276 (the Pennsylvania Turnpike) in Plymouth Meeting, U.S. Route 22 near Allentown, and Interstate 80 near Hickory Run State Park.
Document 10: Luzerne County, Pennsylvania: Luzerne County is a county in the U.S. state of Pennsylvania. According to the U.S. Census Bureau, the county has a total area of 906 sqmi , of which 890 sqmi is land and 16 sqmi is water. It is Northeastern Pennsylvania’s second-largest county by total area. As of the 2010 census, the population was 320,918, making it the most populous county in the northeastern part of the state. The county seat and largest city is Wilkes-Barre. Other populous communities include Hazleton, Kingston, Nanticoke, and Pittston. Luzerne County is included in the Scranton–Wilkes-Barre–Hazleton Metropolitan Statistical Area, which has a total population of 558,166 (as of 2015).
Document 11: Pennsylvania Route 309: Pennsylvania Route 309 (PA 309) is a major highway which runs for 134 miles (216 km) through Pennsylvania in the United States. The route runs from the interchange between PA 611 and Cheltenham Avenue on the border of Philadelphia and Cheltenham Township north to an intersection with PA 29 in Bowman Creek, a village in Monroe Township, Wyoming County. It connects Philadelphia and its northern suburbs to Allentown, Hazleton, and Wilkes-Barre. A limited-access highway portion of PA 309 in the Wilkes-Barre area is known as the North Cross Valley Expressway. A limited-access highway portion of PA 309 in Montgomery County is known as the Fort Washington Expressway. PA 309 parallels the newer Interstates 476 and 81 for much of its length.
Document 12: Emmaus, Pennsylvania: Emmaus ( ) is a borough in Lehigh County, Pennsylvania, in the United States. It is located 5 mi southwest of Allentown, Pennsylvania, in the Lehigh Valley region of the state. It also lies 50 mi north of Philadelphia, Pennsylvania's largest city, and 20 mi west of the Delaware River. Emmaus is located in the Allentown-Bethlehem-Easton, PA-NJ Metropolitan Statistical Area, which is also included in the New York City-Newark, New Jersey, NY-NJ-CT-PA Combined Statistical Area.
Document 13: Pennsylvania Route 73: Pennsylvania Route 73 (PA 73) is a 62.32 mi long east–west state highway in southeastern Pennsylvania. It runs from PA 61 in Leesport southeast to the New Jersey state line on the Tacony-Palmyra Bridge over the Delaware River in Philadelphia, where it continues as New Jersey Route 73. The route passes through rural areas of Berks County, crossing U.S. Route 222 (US 222) in Maiden Creek before continuing southeast through Oley and Boyertown. PA 73 continues into Montgomery County and intersects PA 100 in Gilbertsville and PA 29 in Schwenksville before it continues into the northwest suburbs of Philadelphia. The route passes through Skippack and intersects US 202 in Center Square, PA 309 in Springfield Township, and PA 611 near Jenkintown. PA 73 continues through Northeast Philadelphia on Cottman Avenue, crossing US 1 (Roosevelt Boulevard) and US 13 (Frankford Avenue) before coming to an interchange with Interstate 95 (I-95) near the Tacony-Palmyra Bridge.
Document 14: Pennsylvania Route 987: Pennsylvania Route 987 (PA 987) is a state highway in the U.S. state of Pennsylvania, running 10.3 mi from U.S. Route 22 (US 22) near the Lehigh Valley International Airport north of Allentown north to PA 946 in Klecknersville. The route begins at a cloverleaf interchange with the US 22 freeway north of Allentown in Lehigh County and heads to the east of the airport as a four-lane divided highway called Airport Road as it crosses into Northampton County. PA 987 narrows to a two-lane undivided road and continues north, becoming concurrent with PA 329 as it heads into Bath. Here, PA 329 ends and PA 987 briefly runs concurrent with PA 248 before leaving the borough. PA 987 continues northwest and serves Chapman before ending at PA 946. PA 987 was first designated in the 1930s between US 22 (Union Boulevard) in Allentown and PA 946 in Klecknersville. After US 22 was relocated to its present freeway alignment in 1955, the southern terminus of PA 987 was cut back to its interchange with US 22, which used to carry Interstate 78 (I-78) as well. In the early 2000s, PA 987 was widened into a divided highway and shifted to a new alignment near the Lehigh Valley International Airport.
Document 15: Bethlehem, Pennsylvania: Bethlehem is a city in Lehigh and Northampton counties in the Lehigh Valley region of the eastern portion of the U.S. state of Pennsylvania. As of the 2010 census, the city had a total population of 74,982, making it the seventh largest city in Pennsylvania, after Philadelphia, Pittsburgh, Allentown, Erie, Reading, and Scranton. Of this, 55,639 were in Northampton County, and 19,343 were in Lehigh County.
ground_truth: 134 miles