Shared Solution

PID:	LV0632
Designation:	941 8767 B TIDAL
Stamping:	8767 B 1981
Stability:	Monument will probably hold position well
Setting:	Stainless steel rod without sleeve (10FT+ or 3.048M+)
Mark Condition:	G
Description:	AT THE US COAST GUARD BASE IN NORTH SPIT, THE BENCH MARK IS A BRASS DISK ON A STAINLESS STEEL ROD DRIVEN TO REFUSAL TO A DEPTH OF 14.63 M (48.00 FT) 74.1 M (243.1 FT) N OF NW CORNER OF RAMP LEADING TO SMALL BOAT PIER, 52 M (170.6 FT) NE OF NE CORNER OF PARKING LOT, AND 16 M (52.5 FT) SW OF NW CORNER OF CONCRETE SEA WALL ALONG THE WATER FRONT. THE MARK IS LOCATED 19.20 M (62.99 FT) WEST OF HIGH WATER MARK AT HUMBOLDT BAY. THE BENCH MARK IS SET 0.09 M (0.30 FT) BELOW GROUND LEVEL.
Observed:	2022-10-16T16:09:00Z	more obs 2016-11-03
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:	40� 46' 4.34964"	� 0.006 m
LON:	-124� 13' 1.87399"	� 0.003 m
ELL HT:	-27.829	� 0.004 m
X:	-2720245.963	� 0.003 m
Y:	-4000138.729	� 0.004 m
Z:	4142916.012	� 0.007 m
ORTHO HT:	3.105	� 0.046 m

	UTM 10	SPC 401(CA 1)
NORTHING:	4513702.075m	661655.321m
EASTING:	397273.246m	1812843.198m
CONVERGENCE:	-0.79488889�	-1.44978333�
POINT SCALE:	0.99972989	0.99989532
COMBINED FACTOR:	0.99973425	0.99989968

	CONTRIBUTED BY
	caitlin.guerin
	National Oceanic and Atmospheric Administration

Horizon View

The numerical values for this position solution have satisfied the quality control criteria of the National Geodetic Survey. The contributor has verified that the information submitted is accurate and complete.