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
Geographic
| Latitude |
Longitude |
| 43° 6' 36.0" |
79° 3' 18.0" |
UTM
| 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 |
Location
Niagara_falls
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.