Shared Solution

PID:	AH7472
Designation:	941 5144 H TIDAL
Stamping:	5144 H 1976
Stability:	Monument will probably hold position well
Setting:	Stainless steel rod in sleeve (10FT+ or 3.048M+)
Mark Condition:	G
Description:	THE BENCHMARK IS A DISK SET ON A ROD, LOCATED AT THE SOUTHEAST CORNER OF JOHNSON RD AND WHITE RD, ABOUT 97 M (318.2 FT) SOUTHEAST OF THE INSHORE END OF PORT CHICAGO BARGE PIER AT TIDE STATION, 49.68 M (163.0 FT) EAST OF THE CL OF JOHNSON ROAD, 30.18 M (99.0 FT) SOUTH OF THE CL OF WHITE ROAD, 19.9 M (65.3 FT) WEST OF POWER POLE 1228. THE BENCH MARK IS 0.03 M (0.1 FT) AGL, SET ON A ROD DRIVEN 9.75 M (32.0 FT) TO REFUSAL AND ENCASED IN A 6-INCH (15 CM) PVC PIPE WITH A HINGED LID.
Observed:	2019-11-17T23:59:00Z	more obs 2015-11-24
Source:	OPUS - page5 1801.18

Close-up View

REF_FRAME: NAD_83(2011)

EPOCH: 2010.0000

SOURCE: NAVD88 (Computed using GEOID18)

UNITS: m

SET PROFILE

DETAILS

LAT:	38� 3' 18.94421"	� 0.010 m
LON:	-122� 2' 18.38047"	� 0.009 m
ELL HT:	-28.801	� 0.015 m
X:	-2667627.197	� 0.002 m
Y:	-4262729.580	� 0.020 m
Z:	3910258.009	� 0.005 m
ORTHO HT:	3.347	� 0.054 m

	UTM 10	SPC 403(CA 3)
NORTHING:	4212382.890m	673716.080m
EASTING:	584360.054m	1864990.324m
CONVERGENCE:	0.59276111�	-0.94188056�
POINT SCALE:	0.99968765	0.99994323
COMBINED FACTOR:	0.99969217	0.99994775

	CONTRIBUTED BY
	rolland.brail
	National Ocean Service

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.