63U3550 - Niagara Falls, ON
Posted by: Groundspeak Premium Member Bon Echo
N 43° 06.544 W 079° 03.610
17T E 657834 N 4774752
Quick Description: Geodetic Survey Division, First Order Benchmark Disk near Whirlpool Bridge
Location: Ontario, Canada
Date Posted: 2/12/2015 1:25:42 PM
Waymark Code: WMNCBA
Published By: Groundspeak Premium Member South Surrey Scavengers
Views: 2

Long Description:

This benchmark disk is embedded in the retaining wall for the CNR bridge over the Niagara River. Located along the Niagara Parkway / River Road, near the corner of Bridge Street and across the road from the access to the Niagara Whirlpool Bridge. Visible and accessible from the sidewalk. Visible on Google StreetView https://www.google.ca/maps/@43.109107,-79.060234,3a,65.3y,241.53h,89.64t/data=!3m4!1e1!3m2!1sN5Vdm3GemcD2PNj-lxdiQg!2e0?hl=en

Site Identification
Name Province NTS map sheet Unique Number Provincial Identifier
3550 Ontario 030M03 63U3550

Horizontal Data

Coordinates scaled from map

Latitude Longitude
43° 6' 36.0" 79° 3' 18.0"
Zone Easting (metres) Northing (metres) Scale
17 658252.703 4774866.26 .99991
Vertical Data
Vertical Datum Elevation (m) Order Method Gravity (mGal) Published Year
CGVD2013 New 168.776 First order Differential 980374.0 ± .6 2013
CGVD28 169.215 First order Differential 980374.0 ± .6 1963
Station Marker
Marker Type Inspected in Established by Status Comments
Permanent agency marker 1963 Geodetic survey division - nrcan Good None



C.n.r., lower arch bridge carrying railway and a roadway over niagara river, 0.8 km northeast of post office, tablet in east face of concrete retaining wall on north side of west or canadian end abutment, 4.1 m north of most northerly steel girder, 69 cm south of northeast corner, 61 cm above sidewalk level.

Unique Designation: 63U3550

Marker Type: Vertical Control Disk

Condition: Good

Visit Instructions:
To post a log for any benchmark, a photo will be required. When visiting any site please respect any private property rights that may exist. Given the number and age of the benchmarks, they may not be all accessible or even exist at this time.
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Recent Visits/Logs:
Date Logged Log User Rating  
SweetPea57 visited 63U3550 - Niagara Falls, ON 4/14/2015 SweetPea57 visited it