National Geodetic Survey, Retrieval Date = MARCH 16, 2010 NY0974 *********************************************************************** NY0974 DESIGNATION - MAZAMA NY0974 PID - NY0974 NY0974 STATE/COUNTY- OR/KLAMATH NY0974 USGS QUAD - POTHOLE BUTTE (1985) NY0974 NY0974 *CURRENT SURVEY CONTROL NY0974 ___________________________________________________________________ NY0974* NAD 83(1991)- 42 59 01.25656(N) 121 56 25.29769(W) ADJUSTED NY0974* NAVD 88 - 1866.7 (meters) 6124. (feet) VERTCON NY0974 ___________________________________________________________________ NY0974 LAPLACE CORR- -4.45 (seconds) USDV2009 NY0974 GEOID HEIGHT- -21.68 (meters) GEOID09 NY0974 HORZ ORDER - FIRST NY0974 NY0974.The horizontal coordinates were established by classical geodetic methods NY0974.and adjusted by the National Geodetic Survey in October 1991. NY0974 NY0974.The NAVD 88 height was computed by applying the VERTCON shift value to NY0974.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) NY0974 NY0974.The Laplace correction was computed from USDV2009 derived deflections. NY0974 NY0974.The geoid height was determined by GEOID09. NY0974 NY0974; North East Units Scale Factor Converg. NY0974;SPC OR S - 147,307.182 1,382,538.102 MT 0.99989979 -0 59 07.5 NY0974;SPC OR S - 483,291.28 4,535,886.16 iFT 0.99989979 -0 59 07.5 NY0974;UTM 10 - 4,759,547.456 586,392.679 MT 0.99969182 +0 43 21.0 NY0974 NY0974! - Elev Factor x Scale Factor = Combined Factor NY0974!SPC OR S - 0.99971073 x 0.99989979 = 0.99961055 NY0974!UTM 10 - 0.99971073 x 0.99969182 = 0.99940264 NY0974 NY0974: Primary Azimuth Mark Grid Az NY0974:SPC OR S - MT SCOTT LOOKOUT HOUSE 223 32 28.9 NY0974:UTM 10 - MT SCOTT LOOKOUT HOUSE 221 50 00.4 NY0974 NY0974|---------------------------------------------------------------------| NY0974| PID Reference Object Distance Geod. Az | NY0974| dddmmss.s | NY0974| NZ1027 MT SCOTT LOOKOUT HOUSE APPROX. 9.2 KM 2223321.4 | NY0974| CD7953 MAZAMA RM 2 6.977 METERS 28154 | NY0974| NY0973 LOOKOUT BUTTE LOT 4.277 METERS 31826 | NY0974| CD7952 MAZAMA RM 1 5.083 METERS 34747 | NY0974|---------------------------------------------------------------------| NY0974 NY0974 SUPERSEDED SURVEY CONTROL NY0974 NY0974 NAD 83(1986)- 42 59 01.25861(N) 121 56 25.30851(W) AD( ) 1 NY0974 NAD 27 - 42 59 01.78840(N) 121 56 21.21830(W) AD( ) 1 NY0974 NGVD 29 (07/19/86) 1865.4 (m) 6120. (f) VERT ANG NY0974 NY0974.Superseded values are not recommended for survey control. NY0974.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. NY0974.See file dsdata.txt to determine how the superseded data were derived. NY0974 NY0974_U.S. NATIONAL GRID SPATIAL ADDRESS: 10TEN8639259547(NAD 83) NY0974_MARKER: DO = NOT SPECIFIED OR SEE DESCRIPTION NY0974_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT NY0974 NY0974 HISTORY - Date Condition Report By NY0974 HISTORY - 1953 MONUMENTED CGS NY0974 HISTORY - 1971 SEE DESCRIPTION NGS NY0974 NY0974 STATION DESCRIPTION NY0974 NY0974'DESCRIBED BY COAST AND GEODETIC SURVEY 1953 (HSC) NY0974'THE STATION IS LOCATED ON A TIMBERED BUTTE, LOCALLY KNOWN AS LOOKOUT NY0974'BUTTE, ABOUT 9 MILES SOUTH-SOUTHWEST OF THE JUNCTION OF U.S. HIGHWAY NY0974'97 AND STATE ROUTE 230, 8 MILES NORTHEAST OF THE CENTER OF CRATER NY0974'LAKE, AND 5 MILES NORTHEAST OF MT. SCOTT. NY0974' NY0974'REACHED FROM THE JUNCTION ON U.S. HIGHWAY 97 AND STATE ROUTE 230 NY0974'AT DIAMOND-CRATER JUNCTION BY GOING SOUTHERLY ON HIGHWAY 97 FOR NY0974'10.1 MILES TO A SIDE ROAD RIGHT AND SIGN LOOKOUT BU 10. TURN RIGHT NY0974'AND GO 1.9 MILES TO A CROSS ROAD, (OLD U.S. 97) CONTINUE STRAIGHT NY0974'AHEAD FOR 1.1 MILES TO A FORK. TAKE THE RIGHT ROAD AND GO 0.7 NY0974'MILE TO A FORK. TAKE THE LEFT ROAD AND GO 0.75 MILE TO A FORK. NY0974'TAKE THE RIGHT ROAD, THENCE STRAIGHT AHEAD, AND GO 1.65 MILES NY0974'TO A FORK AND SIGN LOOKOUT BU. 4. TAKE THE LEFT ROAD AND GO 1.5 NY0974'MILES TO A FORK. TAKE THE RIGHT ROAD AND GO 2.0 MILES TO A FORK NY0974'AND SIGN LOOKOUT BU 1. TAKE THE RIGHT ROAD AND GO 1.0 MILE NY0974'TO THE LOOKOUT BUTTE LOOKOUT TOWER AND STATION SITE. NY0974' NY0974'THE STATION MARK, A STANDARD DISK SET IN A CONCRETE POST, IS 4 NY0974'FEET NORTHEAST OF NORTHEAST LEG OF THE TOWER. THE DISK IS STAMPED NY0974'MAZAMA 1953, AND PROJECTS 3 INCHES. NY0974' NY0974'REFERENCE MARK NO. 1, A STANDARD DISK SET IN THE CONCRETE FOOTING NY0974'OF THE NORTHWEST TOWER LEG. THE DISK IS STAMPED MAZAMA NO 1 1953, NY0974'AND IS FLUSH WITH THE TOP OF THE FOOTING. NY0974' NY0974'REFERENCE MARK NO. 2, A STANDARD DISK SET IN A CONCRETE STEP OF NY0974'THE LOOKOUT, IS STAMPED MAZAMA NO 2 1953, AND IS FLUSH WITH THE NY0974'CONCRETE. NY0974' NY0974'MT. SCOTT LOOKOUT HOUSE, USED FOR AN AZIMUTH, WAS BUILT IN 1952. NY0974 NY0974 STATION RECOVERY (1971) NY0974 NY0974'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1971 (WMJ) NY0974'RM 1 TO RM 2 OBSTRUCTED BY CONCRETE LOOKOUT STEPS. NY0974' NY0974'THE STATION MARK AND REFERENCE MARKS 1 AND 2 WERE RECOVERED IN NY0974'GOOD CONDITION. THE MT SCOTT LOOKOUT HOUSE USED AS THE AZIMUTH NY0974'MARK COULD NOT BE VISITED AT THIS TIME DUE TO THE SNOW DEPTH. A NY0974'DIFFERENCE OF .009 METER WAS NOTED AND VERIFIED TO REFERENCE MARK NY0974'2 AND 3 DEGREES DIFFERENCE IN DIRECTION WAS NOTED TO REFERENCE NY0974'MARK 1. THE DIRECTION TO REFERENCE MARK 2 AND THE DISTANCE TO NY0974'REFERENCE MARK 1 COMPARED FAVORABLY WITH 1953 OBSERVATIONS. THE NY0974'DIRECTION TO THE MT SCOTT LOOKOUT HOUSE COMPARED FAVORABLY WITH NY0974'1953 OBSERVATIONS. A COMPLETE NEW DESCRIPTION NY0974'FOLLOWS. NY0974' NY0974'THE STATION IS ABOUT 20 MILES NORTH OF FORT KLAMATH, 13 MILES NY0974'SOUTHWEST OF BEAVER MARSH, 9 MILES EAST-NORTHEAST OF CRATER LAKE, NY0974'6 MILES WEST OF U.S. HIGHWAY 97, ON A TIMBERED BUTTE KNOWN AS NY0974'LOOKOUT BUTTE, AND ON WINEMA NATIONAL FOREST LAND. NY0974' NY0974'TO REACH THE STATION FROM THE SMALL SETTLEMENT OF BEAVER MARSH, NY0974'GO SOUTH ON U.S. HIGHWAY 97 FOR 3.8 MILES TO DIAMOND - CRATER LAKE NY0974'JUNCTION (STATE HIGHWAY 138). CONTINUE SOUTH ON U.S. HIGHWAY 97 NY0974'FOR 10.0 MILES TO A CROSSROAD AND SIGN LOOKOUT BUTTE 10. TURN NY0974'RIGHT AND GO WEST ON DIRT ROAD FOR 1.8 MILES TO STATE HIGHWAY NY0974'232. CONTINUE WEST AND NORTHWEST AS PER SIGN LOOKOUT BUTTE NY0974'8 ON FOREST SERVICE ROAD 2990 FOR 1.65 MILES TO A FORK. TAKE NY0974'LEFT FORK, LEAVING MAIN TRAVELED ROAD AND GO WESTERLY ON FOREST NY0974'SERVICE ROAD 30001 FOR 1.0 MILE TO A FORK. TAKE THE RIGHT FORK NY0974'AND CONTINUE WESTERLY FOR 0.65 MILE TO A FORK. TAKE THE LEFT NY0974'FORK AND CONTINUE WESTERLY FOR 1.55 MILES TO A FORK. TAKE THE NY0974'RIGHT FORK AND CONTINUE WESTERLY THENCE NORTHERLY FOR 1.95 NY0974'MILES TO A SIDE ROAD LEFT AT SIGN LOOKOUT BUTTE 1. CONTINUE NY0974'STRAIGHT AHEAD ON FOREST SERVICE ROAD 30001E FOR 1.0 MILE TO NY0974'THE LOOKOUT HOUSE AND THE STATION. NY0974' NY0974'THE STATION MARK IS A STANDARD DISK STAMPED MAZAMA 1953, SET IN NY0974'THE TOP OF A 12-INCH SQUARE CONCRETE MONUMENT PROJECTING 3 INCHES NY0974'ABOVE THE GROUND. IT IS 22.5 FEET NORTHEAST OF A 30-INCH STUMP, NY0974'15.1 FEET NORTH-NORTHEAST OF A 12-INCH FIR TREE, AND 4.1 FEET NY0974'SOUTHEAST OF THE SOUTHEAST CORNER OF THE LOOKOUT HOUSE. NY0974' NY0974'REFERENCE MARK 1 IS A STANDARD DISK STAMPED MAZAMA NO 1 1953, NY0974'CEMENTED IN A DRILL HOLE IN THE SOUTHWEST CORNER OF THE NORTHEAST NY0974'CONCRETE FOOTING OF THE LOOKOUT HOUSE. NY0974' NY0974'REFERENCE MARK 2 IS A STANDARD DISK STAMPED MAZAMA NO 2 1953, NY0974'CEMENTED IN A DRILL HOLE IN THE SOUTHWEST CORNER OF THE CONCRETE NY0974'PAD THAT SUPPORTS THE STEPS OF THE LOOKOUT HOUSE. NY0974' NY0974'AIRLINE DISTANCE AND DIRECTION FROM NEAREST TOWN NY0974'13 MILES SOUTHWEST OF BEAVER MARSH.