Conestoga in Lancaster County, Pennsylvania — The American Northeast (Mid-Atlantic)
Moving Heaven and Earth
The Atglen & Susquehanna in Manor Township
In 1877, the Columbia and Port Deposit Railroad (C&PD), under the control of the PRR, completed its route into Columbia, PA from the south (lower left images). Hosting passenger and freight services, the primarily single-track line slowly traced the eastern shore of the Susquehanna River northward from the historic transportation hub of Port Deposit, MD. Within Manor Township, the C&PD's narrow ledge was frequently consumed by the
Work to create two new rail shelves extended from 1903-1906 with one of the PRR's most experienced contractors — H. S. Kerbaugh Co — coordinating the massive efforts along the Susquehanna. At times, as many as 3,000 laborers were engaged in a relentless cycle of drilling and blasting. A mix of rock and loam was dislodged from the cliffs and graded into the water's edge. The arduous process relied on human agility to scale the unstable slopes by staked rope line and to level a perch sufficient for the vertical well drills. Near the bottom of the vertical holes (up to 133 feet deep), horizontal holes (up to 35 feet deep) were drilled by tripod-mounted rock drills. Holes were sprung by a charge of dynamite, loaded with blasting powder, then simultaneously discharged by electric current. A month's drilling in July 1905 was filled with 225 tons of explosives that expelled an estimated 240,000 cubic yards of material in a single blast
Erected by Amtrak.
Location. 39° 57.862′ N, 76° 27.349′ W. Marker is in Conestoga, Pennsylvania, in Lancaster County. Marker can be reached from River Road half a mile south of Anchor Road, on the right when traveling south. Touch for map. Marker is located at the south end of the Turkey Hill Trail Nature Preserve parking lot, at the trailhead for the Enola Low Grade Trail, about 2/10 mile south of the park entrance from River Road. Marker is in this post office area: Conestoga PA 17516, United States of America.
Other nearby markers. At least 8 other markers The Atglen & Susquehanna Low Grade (here, next to this marker); Great Minqua Path (approx. 0.9 miles away); Susquehanna Canal (approx. 1.8 miles away); Susquehanna and Tidewater Canal (approx. 1.8 miles away); Washington Boro Archaeological Sites (approx. 2 miles away); Cresap's Fort (approx. 2.1 miles away); Captain Thomas Cresap (approx. 2.1 miles away); Martin Chartier (approx. 2˝ miles away).
More about this marker. This is a large, "billboard-style" marker, mounted on the south-facing side of the trailhead kiosk for the Enola Low Grade Rail Trail.
Related markers. Click here for a list of markers that are related to this marker. The Atglen & Susquehanna Low Grade
Categories. • Bridges & Viaducts • Industry & Commerce • Man-Made Features • Railroads & Streetcars •
Credits. This page was last revised on February 4, 2019. This page originally submitted on August 28, 2018, by Cosmos Mariner of Cape Canaveral, Florida. This page has been viewed 56 times since then and 15 times this year. Last updated on February 2, 2019, by Cosmos Mariner of Cape Canaveral, Florida. Photos: 1, 2, 3, 4, 5. submitted on August 29, 2018, by Cosmos Mariner of Cape Canaveral, Florida. 6, 7, 8. submitted on September 5, 2018, by Cosmos Mariner of Cape Canaveral, Florida. 9, 10, 11. submitted on October 30, 2018, by Cosmos Mariner of Cape Canaveral, Florida. 12. submitted on August 29, 2018, by Cosmos Mariner of Cape Canaveral, Florida. • Andrew Ruppenstein was the editor who published this page.