PID:
|
GV1234 |
Designation:
|
863 8495 TIDAL 8 |
Stamping:
|
NO 8 1941 |
Stability:
|
Monument will probably hold position well |
Setting:
|
Massive structures (other than listed below) |
Mark Condition:
|
G |
Description:
|
The primary bench mark is a disk set flush in the top of a 1.96 m x 1.10 m x 0.40 m (6.4 ft x 3.6 ft x 1.3 ft) thick granite block on the north side of the lock toward the downstream end of the lock, 51.65 m (169.5 ft) SE of the center of the upstream lock door, 55.01 m (180.5 ft) SE of the flagpole, 23 m (76 ft)north of bench mark 863 8495 TIDAL 9, 16.73 m (54.9 ft) NW of bench mark 863 8495 City of Richmond. |
Observed:
|
2021-04-16T16:53:00Z |
more obs 2014-06-24
|
Source:
|
OPUS - page5 2008.25 |
|
|
|
Close-up View
|
|
REF_FRAME:
NAD_83(2011) |
EPOCH:
2010.0000 |
SOURCE:
NAVD88 (Computed using GEOID18) |
UNITS:
m |
SET PROFILE
|
DETAILS
|
|
LAT:
|
37° 31' 31.42189"
|
± 0.015
m |
LON:
|
-77° 25' 14.85552"
|
±
0.008
m |
ELL HT:
|
-27.427 |
±
0.021
m |
X:
|
1103028.986 |
±
0.003
m |
Y:
|
-4943093.750 |
±
0.022
m |
Z:
|
3863783.093 |
±
0.016
m |
ORTHO HT:
|
5.681 |
±
0.055
m |
|
|
UTM
18 |
SPC
4502(VA S) |
NORTHING:
|
4155912.313m |
1132834.858m |
EASTING:
|
286081.822m |
3595390.088m |
CONVERGENCE:
|
-1.47509444°
|
0.65499722°
|
POINT SCALE:
|
1.00016370 |
0.99994919 |
COMBINED FACTOR:
|
1.00016800 |
0.99995349 |
|
|
|
Horizon View
|
|
|
|
|