National Geodetic Survey, Retrieval Date = AUGUST 9, 2010 RB1436 *********************************************************************** RB1436 DESIGNATION - POT RB1436 PID - RB1436 RB1436 STATE/COUNTY- OR/MORROW RB1436 USGS QUAD - THOMPSON FLAT (1995) RB1436 RB1436 *CURRENT SURVEY CONTROL RB1436 ___________________________________________________________________ RB1436* NAD 83(1991)- 45 01 00.00830(N) 119 13 32.86528(W) ADJUSTED RB1436* NAVD 88 - 1366.1 (meters) 4482. (feet) VERTCON RB1436 ___________________________________________________________________ RB1436 LAPLACE CORR- 7.26 (seconds) DEFLEC09 RB1436 GEOID HEIGHT- -18.82 (meters) GEOID09 RB1436 HORZ ORDER - FIRST RB1436 RB1436.The horizontal coordinates were established by classical geodetic methods RB1436.and adjusted by the National Geodetic Survey in October 1991. RB1436 RB1436.The NAVD 88 height was computed by applying the VERTCON shift value to RB1436.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) RB1436 RB1436.The Laplace correction was computed from DEFLEC09 derived deflections. RB1436 RB1436.The geoid height was determined by GEOID09. RB1436 RB1436; North East Units Scale Factor Converg. RB1436;SPC OR N - 150,805.826 2,600,423.426 MT 0.99989809 +0 54 13.1 RB1436;SPC OR N - 494,769.77 8,531,572.92 iFT 0.99989809 +0 54 13.1 RB1436;UTM 11 - 4,987,212.152 324,624.070 MT 0.99997820 -1 34 29.0 RB1436 RB1436! - Elev Factor x Scale Factor = Combined Factor RB1436!SPC OR N - 0.99978880 x 0.99989809 = 0.99968691 RB1436!UTM 11 - 0.99978880 x 0.99997820 = 0.99976701 RB1436 RB1436: Primary Azimuth Mark Grid Az RB1436:SPC OR N - POT AZ MK 049 03 35.4 RB1436:UTM 11 - POT AZ MK 051 32 17.5 RB1436 RB1436|---------------------------------------------------------------------| RB1436| PID Reference Object Distance Geod. Az | RB1436| dddmmss.s | RB1436| RB1438 POTAMUS 24.565 METERS 00605 | RB1436| CF6461 POT AZ MK 0495748.5 | RB1436| CF6462 POT RM 2 36.515 METERS 12237 | RB1436|---------------------------------------------------------------------| RB1436 RB1436 SUPERSEDED SURVEY CONTROL RB1436 RB1436 NAD 83(1986)- 45 01 00.01548(N) 119 13 32.86118(W) AD( ) 1 RB1436 NAD 27 - 45 01 00.47000(N) 119 13 28.90100(W) AD( ) 1 RB1436 NGVD 29 (07/19/86) 1365.0 (m) 4478. (f) VERT ANG RB1436 RB1436.Superseded values are not recommended for survey control. RB1436.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. RB1436.See file dsdata.txt to determine how the superseded data were derived. RB1436 RB1436_U.S. NATIONAL GRID SPATIAL ADDRESS: 11TLK2462487212(NAD 83) RB1436_MARKER: Z = SEE DESCRIPTION RB1436_SETTING: 0 = UNSPECIFIED SETTING RB1436 RB1436 HISTORY - Date Condition Report By RB1436 HISTORY - 1946 MONUMENTED CGS RB1436 HISTORY - 1963 SEE DESCRIPTION ORTAX RB1436 RB1436 STATION DESCRIPTION RB1436 RB1436'DESCRIBED BY COAST AND GEODETIC SURVEY 1946 (DHK) RB1436'STATION IS LOCATED ABOUT 14 MILES WEST OF DALE AND ABOUT 10-1/2 RB1436'MILES SOUTH OF THE ELLIS GUARD STATION IN THE UMATILLA NATIONAL RB1436'FOREST AT THE POTAMUS RIDGE LOOKOUT TOWER. STATION IS 81 FEET RB1436'SOUTHEAST OF THE CENTER OF THE POTAMUS LOOKOUT TOWER AND 67 FEET RB1436'NORTHWEST OF THE PRIVY. IT IS A STANDARD BRONZE DISK RB1436'STAMPED--POT 1946 SET IN THE TOP OF AN IRREGULAR MASS OF RB1436'CONCRETE 2 FEET IN DIAMETER AND FLUSH WITH THE GROUND. RB1436' RB1436'REFERENCE MARK NO. 1 IS A U.S. FOREST SERVICE TRIANGULATION DISK RB1436'SET IN A BOULDER FLUSH WITH THE GROUND UNDER THE CENTER OF THE RB1436'POTAMUS LOOKOUT TOWER. IT IS STAMPED--POTAMUS 1936. RB1436' RB1436'REFERENCE MARK NO. 2 IS ON A SMALL KNOLL AT ABOUT THE SAME RB1436'ELEVATION AS THE STATION MARK. IT IS ABOUT 84 FEET EAST OF THE RB1436'PRIVY AND THE MARK IS STAMPED--POT NO 2 1946. RB1436' RB1436'THE AZIMUTH MARK IS 0.55 MILE NORTHEAST OF THE STATION BY ROAD RB1436'AND ABOUT 220 FEET NORTHEAST OF A DIM FORKS AND SIGN THOMPSON FALLS RB1436'SPR. 2. IT IS ON THE SOUTHWEST CORNER OF A SMALL KNOLL. THE RB1436'MARK PROJECTS 6 INCHES AND IS STAMPED--POT 1946. RB1436' RB1436'SUBSTITUTE STATION IS P.P. 107V-122A WHICH IS THE NORTHWEST RB1436'CORNER OF THE PRIVY. IT IS ABOUT 150 FEET SOUTHEAST OF THE RB1436'LOOKOUT TOWER AND 0.6 FOOT LOWER THAN THE STATION MARK. RB1436' RB1436'TO REACH THE STATION FROM UKIAH, GO WESTERLY ON GRAVEL ROAD FOR RB1436'1.2 MILES TO JUNCTION OF ROUTE 395, HERE TURN RIGHT AND GO 0.7 RB1436'MILES TO A SIDE ROAD LEFT AND SIGN ON THE RIGHT ELLIS RS 16, RB1436'HERE TURN LEFT AS PER SIGN AND CONTINUE FOR 2.05 MILES TO A FORK, RB1436'TAKE RIGHT FORK AND CONTINUE FOR 4.5 MILES TO A CATTLE GUARD AND RB1436'ENTRANCE TO UMATILLA NATIONAL FOREST, CROSS CATTLE GUARD AND RB1436'CONTINUE ON THE MAIN TRAVELED ROAD FOR 7.2 MILES ALONG RB1436'TELEPHONE LINE TO A FORK, TAKE RIGHT FORK AND GO 0.25 MILE TO RB1436'THE ELLIS GUARD STATION, HERE TURN LEFT AND GO 0.15 MILE TO RB1436'A CROSS ROAD AND SIGN POTAMUS LO 14, CONTINUE STRAIGHT AHEAD RB1436'ACROSS THE GOOD ROAD ONTO WOODS ROAD AS PER SIGN AND GO 2.2 RB1436'MILES TO A CROSS ROAD, HERE CONTINUE STRAIGHT AHEAD AND GO RB1436'0.4 MILE TO FORK, TAKE LEFT FORK AND CONTINUE FOR 3.2 MILES TO RB1436'A SIDE ROAD LEFT AND SIGNS ON THE RIGHT, HERE CONTINUE RB1436'STRAIGHT AHEAD AS PER SIGN RIMROCK ROAD AND GO 1.0 MILE TO RB1436'SIDE ROAD LEFT AND SIGNS, HERE CONTINUE STRAIGHT AHEAD AS PER RB1436'SIGN POTAMUS RIDGE LO 7 AND GO 5.3 MILES TO FORK, TAKE RIGHT RB1436'FORK AND CONTINUE FOR 0.2 MILE TO FORK, TAKE RIGHT FORK AND RB1436'CONTINUE 0.2 MILE TO THE LOOKOUT TOWER AND STATION SITE. RB1436 RB1436 STATION RECOVERY (1963) RB1436 RB1436'RECOVERY NOTE BY OREGON STATE TAX COMMISSION 1963 RB1436'STATION, RM 1, RM 2, WERE RECOVERED IN GOOD CONDITION. RB1436' RB1436'U.S. FOREST SERVICE LOOKOUT TOWER AND ALL OTHER BUILDINGS AT RB1436'THE SITE, HAVE BEEN DESTROYED. THE LOOKOUT TOWER FOOTINGS REMAIN RB1436'TO MARK THE SITE.