CL

State/County/Quad: NY/New York/Jersey City
Location: N 40°42.589' W 074°00.697'
Elevation: Unknown
Designation: CL 2003(?)
Setting: Concrete sidewalk
Type: Survey Mark
Year: 2003(?)
Established By: Port Authority Trans-Hudson
Recovered: 30 July 2005

Map showing CL

Official Description, 2003:

Official description unavailable.

Port Authority Trans-Hudson Survey Mark CL 2003

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The disk is scuffed and the date is illegible, but it's likely that it was set in 2003 like the similar mark CD nearby.
Eyelevel view of disk and orange markings NPI-50

This disk is set on the sidewalk west of Church Street at its intersection with Liberty Place; it's very close to CD. And like CD, it's been marked with an orange triangle and a mysterious (to me) designation.

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Disk set in sidewalk

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Looking N toward Ground Zero site. The area is crowded on this hot Summer Saturday.