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Williamsport

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Chesapeake & Ohio Canal, Conococheague Creek Aqueduct, Milepost 99.80, Williamsport, Washington County, MD



B&W Photos

HB623182
View North Of West (downstream) Elevation.

HB623183
View North Of South Elevation, Showing View Of Aqueduct Prism From Cushwa Basin.

HB623184
View South Showing Aqueduct Prism

HB623185
View South Showing Aqueduct Prism

HB623186
View Northwest Showing Aqueduct Prism

HB623187
View Northwest Of East (upstream) Elevation

HB623188
View Northwest Of East Elevation Center Barrel Arch

HB623189
View Northwest Of East Elevation South Barrel Arch

HB623190
Looking North, Oblique View Of West Elevation

HB623191
View Northwest Of West Elevation And Southwest Wing Wall.

HB623192
View East Of West Elevation And Northwest Wing Wall

HB623193
View East Of Southeast Wing Wall

HB623194
View East Of Northeast Concrete Pier And Wing Wall


Data Pages


Drawings


Photo Caption Pages


Item Title


Location
Milepost 99.80, Williamsport, MD

Find maps of Williamsport, MD


Created/Published
Documentation compiled after 1968.

Notes
Survey number HAER MD-123
Significance: The Conococheague Creek Aqueduct was the fifth of eleven masonry aqueduct constructed along the Chesapeake and Ohio Canal. It was the last and most ornate of the system's five multiple span aqueducts.

Subjects
Aqueducts
Trails & Paths


Collection
Historic American Engineering Record (Library of Congress)

Contents
Photograph caption(s): 
1. VIEW NORTH OF WEST (DOWNSTREAM) ELEVATION.
2. VIEW NORTH OF SOUTH ELEVATION, SHOWING VIEW OF AQUEDUCT PRISM FROM CUSHWA BASIN.
3. VIEW SOUTH SHOWING AQUEDUCT PRISM. NOTE 1920 TIMBER AND CONCRETE FLOORING SYSTEM, CUT STONE FACE OF PARAPET WALL, AND WROUGHT IRON BOLTS USED TO SECURE THE RUBBING RAIL.
4. VIEW SOUTH SHOWING AQUEDUCT PRISM. NOTE 1920 TIMBER AND CONCRETE FLOORING SYSTEM, POCKETS FOR VERTICAL POSTS AND BRIDGING, STEEL BRACES ADDED BY THE NATIONAL PARK SERVICE CIRCA 1962.
5. VIEW NORTHWEST SHOWING AQUEDUCT PRISM. NOTE INTERIOR STONE WORK OF THE PARAPET WALL AND REMAINS OF 1920 TIMBER AND CONCRETE FLOORING SYSTEM.
6. VIEW NORTHWEST OF EAST (UPSTREAM) ELEVATION. NOTE RUBBLE IN-FILL.
7. VIEW NORTHWEST OF EAST ELEVATION CENTER BARREL ARCH. NOTE RUBBLE IN-FILL.
8. VIEW NORTHWEST OF EAST ELEVATION SOUTH BARREL ARCH. NOTE STONE WORK, 1920 CONCRETE REPAIRS, AND STEEL BRACES ADDED BY THE NATIONAL PARK SERVICE CIRCA 1962.
9. LOOKING NORTH, OBLIQUE VIEW OF WEST ELEVATION. NOTE PILASTERS AND BULL-NOSED PIERS.
10. VIEW NORTHWEST OF WEST ELEVATION AND SOUTHWEST WING WALL.
11. VIEW EAST OF WEST ELEVATION AND NORTHWEST WING WALL. NOTE DETAIL OF AQUEDUCT REPAIR AFTER AUGUST 1864 CONFEDERATE RAID.
12. VIEW EAST OF SOUTHEAST WING WALL. DETAIL VIEW OF CONCRETE PIER. NOTE 1920 TIMBER AND CONCRETE FLOORING SYSTEM.
13. VIEW EAST OF NORTHEAST CONCRETE PIER AND WING WALL. NOTE DETAIL OF 1920 CONCRETE PIER WHICH WAS CAST IN PLACE AROUND A VERTICAL POST, AND STOP LOCK NOTCH TO LEFT OF CONCRETE PIER.


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