MA1136 ***********************************************************************
MA1136  DESIGNATION -  Y 88
MA1136  PID         -  MA1136
MA1136  STATE/COUNTY-  PA/FOREST
MA1136  USGS QUAD   -  TIONESTA (1973)
MA1136
MA1136                         *CURRENT SURVEY CONTROL
MA1136  ___________________________________________________________________
MA1136* NAD 83(1986)-  41 29 10.     (N)    079 23 53.     (W)     SCALED
MA1136* NAVD 88     -       331.500  (meters)    1087.60   (feet)  ADJUSTED
MA1136  ___________________________________________________________________
MA1136  GEOID HEIGHT-         -32.91  (meters)                     GEOID99
MA1136  DYNAMIC HT  -         331.348 (meters)    1087.10  (feet)  COMP
MA1136  MODELED GRAV-     980,156.0   (mgal)                       NAVD 88
MA1136
MA1136  VERT ORDER  -  SECOND    CLASS 0
MA1136
MA1136.The horizontal coordinates were scaled from a topographic map and have
MA1136.an estimated accuracy of +/- 6 seconds.
MA1136
MA1136.The orthometric height was determined by differential leveling
MA1136.and adjusted by the National Geodetic Survey in June 1991.
MA1136
MA1136.The geoid height was determined by GEOID99.
MA1136
MA1136.The dynamic height is computed by dividing the NAVD 88
MA1136.geopotential number by the normal gravity value computed on the
MA1136.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
MA1136.degrees latitude (g = 980.6199 gals.).
MA1136
MA1136.The modeled gravity was interpolated from observed gravity values.
MA1136
MA1136;                    North         East    Units  Estimated Accuracy
MA1136;SPC PA N     -   147,840.      462,380.      MT  (+/- 180 meters Scaled)
MA1136
MA1136                          SUPERSEDED SURVEY CONTROL
MA1136
MA1136  NGVD 29     -       331.657  (m)         1088.11   (f) ADJ UNCH    2 0
MA1136
MA1136.Superseded values are not recommended for survey control.
MA1136.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
MA1136.See file dsdata.txt to determine how the superseded data were derived.
MA1136
MA1136_MARKER: DB = BENCH MARK DISK
MA1136_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT
MA1136_STAMPING: Y 88 1935
MA1136_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO
MA1136+STABILITY: SURFACE MOTION
MA1136
MA1136  HISTORY     - Date     Condition        Recov. By
MA1136  HISTORY     - 1935     MONUMENTED       CGS
MA1136
MA1136                          STATION DESCRIPTION
MA1136
MA1136''DESCRIBED BY COAST AND GEODETIC SURVEY 1935
MA1136''5.4 MI E FROM TIONESTA.
MA1136''ABOUT 5.4 MILES EAST ALONG STATE HIGHWAY 66 FROM THE COUNTY
MA1136''COURTHOUSE AT TIONESTA, FOREST COUNTY, AT STATION 2-50+15,
MA1136''AT THE JUNCTION OF A GRAVEL ROAD LEADING UPHILL TO AN OIL
MA1136''TANK, ABOUT 60 FEET EAST OF A CONCRETE BRIDGE MARKED BM 1084.6,
MA1136''AT THE NORTHEAST SIDE, 40 FEET SOUTH OF THE CENTER LINE OF
MA1136''THE HIGHWAY, 21 FEET WEST OF THE CENTER LINE OF THE ROAD, AND
MA1136''ABOUT 2 FEET HIGHER THAN THE ROADWAY.  A STANDARD DISK, STAMPED
MA1136''Y 88 1935 AND SET IN THE TOP OF A CONCRETE POST PROJECTING ABOUT
MA1136''8 INCHES ABOVE GROUND.  NOTE-- THE DESCRIPTIONS FOR THE MARKS
MA1136''ON THIS LINE REFER TO THE 1935 LOCATION OF STATE HIGHWAYS 66
MA1136''AND 666.  THE PRESENT LOCATION OF THESE HIGHWAYS HAS BEEN
MA1136''RELOCATED DUE TO HIGH WATER OF THE TIONESTA DAM, THEREFORE
MA1136''MARKS FROM BM 4-58+70 TO Y-78 MAY OR MAY NOT BE RECOVERABLE
MA1136''DURING TIMES OF LOW WATER OF THE RESERVOIR.  NOTE-- THE LOCATION
MA1136''OF STATE HIGHWAYS 66 AND 666, HAVE BEEN RELOCATED DUE TO HIGH
MA1136''WATER OF THE TIONESTA DAM, THEREFORE THE MARK MAY OR MAY NOT BE
MA1136''RECOVERABLE DURING TIMES OF LOW WATER OF THE RESERVOIR.