National Geodetic Survey, Retrieval Date = MARCH 2, 1998 PG1699 *********************************************************************** PG1699 DESIGNATION - MT MANSFIELD PG1699 PID - PG1699 PG1699 STATE/COUNTY- VT/LAMOILLE PG1699 USGS QUAD - MOUNT MANSFIELD (1981) PG1699 PG1699 *CURRENT SURVEY CONTROL PG1699 ___________________________________________________________________ PG1699* NAD 83(1996)- 44 31 35.02168(N) 072 48 53.84326(W) ADJUSTED PG1699* NAVD 88 - 1238.2 (meters) 4062. (feet) GPS OBS PG1699 ___________________________________________________________________ PG1699 X - 1,345,966.447 (meters) COMP PG1699 Y - -4,352,136.482 (meters) COMP PG1699 Z - 4,450,828.701 (meters) COMP PG1699 LAPLACE CORR- 3.49 (seconds) DEFLEC96 PG1699 ELLIP HEIGHT- 1210.68 (meters) GPS OBS PG1699 GEOID HEIGHT- -27.52 (meters) GEOID96 PG1699 PG1699 HORZ ORDER - FIRST PG1699 ELLP ORDER - FOURTH CLASS I PG1699 PG1699.The horizontal coordinates were established by GPS observations PG1699.and adjusted by the National Geodetic Survey in September 1997. PG1699.This is a SPECIAL STATUS position. See SPECIAL STATUS under the PG1699.DATUM ITEM on the data sheet items page. PG1699 PG1699.The orthometric height was determined by GPS observations. PG1699 PG1699.The X, Y, and Z were computed from the position and the ellipsoidal ht. PG1699 PG1699.The Laplace correction was computed from DEFLEC96 derived deflections. PG1699 PG1699.The ellipsoidal height was determined by GPS observations PG1699.and is referenced to NAD 83. PG1699 PG1699.The geoid height was determined by GEOID96. PG1699 PG1699; North East Units Scale Converg. PG1699;SPC VT - 225,178.257 474,963.846 MT 0.99997199 -0 13 15.1 PG1699;UTM 18 - 4,932,663.272 673,628.417 MT 0.99997075 +1 31 57.4 PG1699 PG1699: Primary Azimuth Mark Grid Az PG1699:SPC VT - MT MANSFIELD AZ MK RESET 118 34 05.7 PG1699:UTM 18 - MT MANSFIELD AZ MK RESET 116 48 53.2 PG1699 PG1699|---------------------------------------------------------------------| PG1699| PID Reference Object Distance Geod. Az | PG1699| dddmmss.s | PG1699| MT MANSFIELD AZ MK 1172104.9 | PG1699| MT MANSFIELD AZ MK RESET 1182050.6 | PG1699| PG1681 WATERBURY RAD STATION WDEV MAST APPROX.19.7 KM 1651121.8 | PG1699| MT MANSFIELD RM 1 4.735 METERS 16913 | PG1699| PG1682 ROBBINS MTN AWY BCN APPROX.20.2 KM 2070900.4 | PG1699| MT MANSFIELD RM 2 3.934 METERS 27759 | PG1699|---------------------------------------------------------------------| PG1699 PG1699 SUPERSEDED SURVEY CONTROL PG1699 PG1699 NAD 83(1986)- 44 31 35.02656(N) 072 48 53.84821(W) ADJUSTED PG1699 NAD 83(1992)- 44 31 35.01878(N) 072 48 53.84722(W) ADJUSTED PG1699 NAD 27 - 44 31 34.83980(N) 072 48 55.40089(W) ADJUSTED PG1699 NGVD 29 - 1238.7 (meters) 4064. (feet) VERT ANG PG1699 PG1699.Superseded values are not recommended for survey control. PG1699.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. PG1699.See file format.dat to determine how the superseded data were derived. PG1699 PG1699_MARKER: B = BOLT PG1699_SETTING: 66 = SET IN ROCK OUTCROP PG1699_STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD PG1699+STABILITY: POSITION/ELEVATION WELL PG1699_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR PG1699+SATELLITE: SATELLITE OBSERVATIONS - August 22, 1996 PG1699 PG1699 HISTORY - Date Condition Recov. By PG1699 HISTORY - 1875 MONUMENTED CGS PG1699 HISTORY - 1897 GOOD CGS PG1699 HISTORY - 1936 GOOD VTGS PG1699 HISTORY - 1943 GOOD CGS PG1699 HISTORY - 1954 GOOD CGS PG1699 HISTORY - 1960 GOOD CGS PG1699 HISTORY - 1964 GOOD CGS PG1699 HISTORY - 1968 GOOD CGS PG1699 HISTORY - 1971 GOOD LOCSUR PG1699 HISTORY - 1977 POOR VTDH PG1699 HISTORY - 1978 GOOD NGS PG1699 HISTORY - 1978 GOOD NGS PG1699 HISTORY - 19960822 GOOD NGS PG1699 PG1699 STATION DESCRIPTION PG1699 PG1699'DESCRIBED BY COAST AND GEODETIC SURVEY 1875 (ETQ) PG1699'TO REACH THE MOUNTAIN, GO FROM THE VERMONT CENTRAL RAILROAD PG1699'AT WATERBURY, OR FROM THE PORTLAND AND OGDENSBURG RAILROAD PG1699'AT MORRISVILLE TO STOWE, THENCE BY CARRIAGE ROAD TO THE SUMMIT PG1699'HOUSE, WHICH IS UNDER THE NOSE OF THE MOUNTAIN. THE STATION PG1699'IS ON THE NOSE ABOVE THE HOUSE, MARKED BY A BOLT AND TRIANGLE. PG1699' PG1699'THE STATION WAS FIRST TAKEN ON THE CHIN ABOUT 2 MILES N OF PG1699'THE NOSE BUT BEING INVISIBLE FROM CUBE, WAS MOVED TO THE PRESENT PG1699'PLACE. PG1699 PG1699 STATION RECOVERY (1897) PG1699 PG1699'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1897 (ATM) PG1699'TO REACH MOUNT MANSFIELD, GO TO STOWE BY STAGE FROM EITHER PG1699'WATERBURY ON THE CENTRAL VERMONT RAILWAY, OR FROM MORRISVILLE PG1699'ON THE BOSTON AND MAINE RAILROAD. IN 1897, AN ELECTRIC PG1699'RAILROAD WAS BEING BUILT FROM WATERBURY TO STOWE. FROM STOWE PG1699'IT IS 10 MILES TO THE SUMMIT HOUSE, SMALL, 30 YEARS OLD, PG1699'AND THE RISE IS ABOUT 3350 FEET. PG1699' PG1699'THE PROFILE OF THE SUMMIT OF MOUNT MANSFIELD AS SEEN FROM PG1699'AN EASTERLY OR WESTERLY POINT OF VIEW IS COMMONLY IMAGINED PG1699'AND SPOKEN OF AS BEING THAT OF THE HEAD OF THE OLD MAN OF PG1699'THE MOUNTAIN. THE STATION IS ON THE NOSE WHICH RISES NEARLY PG1699'PERPENDICULARLY FROM THE RIDGE ON WHICH THE HOTEL IS LOCATED PG1699'ABOUT 215 FEET. PG1699' PG1699'THE STATION WAS FOUND, BOLT IN ROCK, WITH ROTTEN REMAINS PG1699'OF A HELIOTROPE STAND SURROUNDED BY A CAIRN OF STONES ABOUT PG1699'3 FEET HIGH. THIS STATION IS ONLY 3 FEET FROM THE EDGE OF PG1699'CLIFF. PG1699' PG1699'A PIER OF SOLID CONCRETE TRIANGULAR IN FORM, WAS BUILT OVER PG1699'THE BOLT ABOUT 4 FEET HIGH AND THE STATION WAS MARKED ON PG1699'THE TOP OF THE PIER BY A WIRE SPIKE (BEING TRANSFERRED FROM PG1699'THE BOLT IN THE ROCK BELOW.) PG1699' PG1699'TWO IRON BOLTS WERE SUNK IN THE SOLID ROCK AND ARROWS OUT PG1699'POINTING FROM THESE BOLTS TO THE STATION. PG1699 PG1699 STATION RECOVERY (1936) PG1699 PG1699'RECOVERY NOTE BY VERMONT GEODETIC SURVEY 1936 PG1699'ORIGINAL DESCRIPTION HOLDS, WITH THIS CORRECTION--THE TRIANGULAR PG1699'CONCRETE PIER BUILT OVER THE STATION IN 1897, HAS BOW DISINTEGRATED PG1699'AND THE WHOLE PIER FALLEN OVER, LEAVING THE ORIGINAL BOLT PG1699'ENCLOSED WITHIN A TRIANGLE NOW EXPOSTED. PG1699' PG1699'A CONCRETE PIER, TRIANGULAR IN SHAPE WITH SIDES 1 FOOT AND PG1699'4 FEET HIGH, STANDS ABOUT 33.2 FEET WESTERLY OF THE STATION. PG1699' PG1699'STATION REACHED BY DRIVING TO STOWE AND THEN TO THE MOUNT PG1699'MANSFIELD TOLL ROAD LEADING DIRECT TO THE HOTEL AT THE FOOT PG1699'OF THE NOSE. GOOD AUTOMOBILE ROAD TO THE HOTEL. PG1699 PG1699 STATION RECOVERY (1943) PG1699 PG1699'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1943 (PLB) PG1699'THE STATION MARK RECOVERED AS DESCRIBED, AND FOUND IN GOOD PG1699'CONDITION. FOLLOWING IS A NEW DESCRIPTION. THE STATION PG1699'IS LOCATED ABOUT 6.0 MILES WEST OF THE VILLAGE OF STOWE, AND PG1699'28 MILES EAST-NORTHEAST OF BURLINGTON, ON THE SUMMIT OF WHAT PG1699'IS LOCALLY KNOWN AS THE NOSE OF MT MANSFIELD, AND ON LAND PG1699'OWNED BY THE VERMONT CONSERVATION DEPARTMENT. IT IS 33 FEET PG1699'EAST OF AN 18-INCH CONCRETE TRIANGULAR SHAPED POST 4-FEET PG1699'HIGH, 50 FEET SOUTHEAST OF THE HIGHEST POINT OF THE MOUNTAIN, PG1699'AND ABOUT 0.1 MILE SOUTH OF THE MT MANSFIELD HOTEL, AT THE PG1699'FOOT OF THE NOSE. THE MARK IS A 1/2-INCH IRON BOLT SET IN PG1699'THE ROCK, AND PROJECTS ABOUT 4-INCHES. PG1699' PG1699'A NEW AZIMUTH MARK WAS SET ABOUT 0.4 MILE EAST OF THE STATION, PG1699'50 FEET NORTH OF THE TOLL ROAD LEADING TO THE HOTEL, 125 FEET PG1699'EAST-SOUTHEAST OF THE JUNCTION OF THE TEAR DROP AND NOSE DIVE PG1699'TRAILS, 100 FEET WEST OF THE STONE WARMING HOUSE AT THE TOP PG1699'OF THE SKI-LIFT. THE DISK IS SET IN BEDROCK OUTCROP, FLUSH PG1699'WITH THE ROCK SURFACE. IT IS STAMPED MT MANSFIELD 1943 PG1699'TO REACH FROM THE HOTEL. GO EAST ON TOLL ROAD FOR 0.6 MILES TO PG1699'A LARGE WHITE PAINTED SIGN TO SKIMEISTER, INTERMEDIATE ON PG1699'THE RIGHT, AND A LARGE PILE OF WOOD ON THE LEFT, AND MARK IN PG1699'LEDGE AS DESCRIBED. PG1699' PG1699'TWO NEW REFERENCE MARKS. PG1699'REFERENCE MARK NO 1 IS SOUTH OF THE STATION, SET IN THE ROCK PG1699'LEDGE ABOUT 35 FEET EAST OF THE TRIANGULAR SHAPED CONCRETE PG1699'POST THE DISK IS STAMPED MT MANSFIELD NO 1, 1943, AND IS PG1699'SET FLUSH WITH THE ROCK SURFACE. PG1699' PG1699'REFERENCE MARK NO 2 IS WEST OF THE STATION, SET IN THE ROCK PG1699'LEDGE, ABOUT 20 FEET EAST OF THE TRIANGULAR SHAPED CONCRETE PG1699'POST. THE DISK IS STAMPED MT MANSFIELD NO 2, 1943, AND IS PG1699'SET FLUSH WITH THE ROCK SURFACE. PG1699' PG1699'TO REACH THE STATION FROM THE JUNCTIONS OF STATE ROUTES PG1699'100 AND 108 IN STOWE VERMONT. GO WEST ON NO 108 FOR 6.0 PG1699'MILES TO A GRAVEL SIDE ROAD LEFT AT THE TOLL HOUSE OF MT PG1699'MANSFIELD. TURN LEFT AND FOLLOW GRAVEL ROAD IN A NORTHWESTERLY PG1699'DIRECTION FOR 4.5 MILES TO THE MT MANSFIELD HOTEL AT THE PG1699'TOP OF THE MOUNTAIN, AND END OF TRUCK TRAVEL. FROM THIS POINT PG1699'FOLLOW RED TRIANGLE MARKED TRAIL IN A SOUTHERLY DIRECTION PG1699'TO THE TOP OF THE MOUNTAIN AND STATION AS DESCRIBED. PACK PG1699'WILL REQUIRE ABOUT 20-MINUTES. PG1699' PG1699'NOTE. OBSERVATIONS MADE FROM A 4-FOOT STAND. PG1699 PG1699 STATION RECOVERY (1954) PG1699 PG1699'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1954 (AMS) PG1699'STATION RECOVERED AS DESCRIBED. REFERENCE MARK 1 AND REFERENCE PG1699'MARK 2 RECOVERED AS DESCRIBED. PG1699 PG1699 STATION RECOVERY (1960) PG1699 PG1699'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1960 (GLS) PG1699'DESCRIPTION BY P.L.B., 1943, ADEQUATE WITH FOLLOWING CHANGES-- PG1699' PG1699'A NEW AZIMUTH MARK WAS SET NEARBY TO REPLACE THE 1943 MARK PG1699'WHICH WAS IN THE WAY OF CONSTRUCTION. NEW MARK IS A STANDARD PG1699'DISK STAMPED MT MANSFIELD 1943 RESET 1960 SET FLUSH IN THE PG1699'TOP OF A BEDROCK OUTCROP. IT IS 7.6 FEET NE OF THE NE CORNER PG1699'OF THE STONE HOUSE, 6.8 FEET N OF THE N SIDE (EXTENDED) AND PG1699'3.4 FEET E OF THE E SIDE (EXTENDED) OF THE HOUSE. PG1699' PG1699'THE BOLT MARKING THE STATION NOW LEANS. IT SHOULD BE RESTORED PG1699'TO VERTICAL TO REESTABLISH REFERENCE MARK MEASUREMENTS BEFORE PG1699'THE NEXT OCCUPATION. PG1699' PG1699'IT IS NOW POSSIBLE TO DRIVE NEARER THE STATION AT THE TOP PG1699'USING A ROAD TO THE TV TRANSMITTER STATION. TAKE RIGHT FORK PG1699'(90 DEG) IN ROAD JUST BEFORE REACHING SUMMIT HOUSE AND CONTINUE PG1699'UP ROAD CURVING AROUND TO THE LEFT TO END OF TRUCK TRAVEL PG1699'AT TRANSMITTER. PACK IS ABOUT 5 MINUTES TO STATION AT TOP. PG1699 PG1699 STATION RECOVERY (1964) PG1699 PG1699'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1964 (PCJ) PG1699'STATION MARK AND TWO REFERENCE MARKS WERE RECOVERED AS DESCRIBED. PG1699' PG1699'DUE TO THE CHANGE IN THE AREA A NEW TO REACH FOLLOWS. PG1699' PG1699'TO REACH FROM THE JUNCTIONS OF STATE ROUTES 100 AND 108 IN PG1699'STOWE VERMONT. GO WEST ON NO. 108 FOR 6.0 MILES TO A TOLL PG1699'HOUSE ON THE LEFT, TURN LEFT AND TAKE TOLL ROAD TO THE T.V. PG1699'STATION, WHICH IS 5.0 MILES. FROM THE T.V. STATION TAKE PG1699'DIRT ROAD FOR 0.2 MILE TO THE TOP OF MOUNTAIN AND STATION ON PG1699'RIGHT. PG1699' PG1699'(NOTE) A 4 WHEEL DRIVE VEHICLE IS NEEDED. PG1699 PG1699 STATION RECOVERY (1968) PG1699 PG1699'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1968 (JBJ) PG1699'THE STATION MARK, REFERENCE MARKS 1 AND 2 AND THE AZIMUTH PG1699'MARK WERE RECOVERED. A DIFFERENCE WAS NOTED IN THE DISTANCE PG1699'TO REFERENCE MARKS 1 AND 2. THE 18 INCH TRIANGULAR SHAPED PG1699'CONCRETE POST IS NO LONGER STANDING. FOLLOWING IS A NEW PG1699'AND COMPLETE DESCRIPTION. PG1699' PG1699'THE STATION IS ABOUT 20 MILES EAST-SOUTHEAST OF BURLINGTON, PG1699'8 MILES NORTHWEST OF STOWE, ON THE EAST EDGE OF A 100 FEET PG1699'BY 150 FEET ROCK OUTCROP THAT FORMS THE SUMMIT OF THE NOSE PG1699'OF MT MANSFIELD AND ON LAND OWNED BY THE STATE. PG1699' PG1699'TO REACH THE STATION FROM THE INTERSECTION OF STATE HIGHWAYS PG1699'100 AND 108 IN STOWE, GO WESTERLY ON STATE HIGHWAY 108 FOR PG1699'5.9 MILES TO A SIDE ROAD LEFT, WHICH IS THE MT MANSFIELD TOLL PG1699'ROAD. TURN LEFT AND GO SOUTHERLY, FOLLOWING THE WINDING PG1699'TOLL ROAD FOR 3.9 MILES TO A PARKING LOT LEFT AND THE AZIMUTH PG1699'MARK ON THE RIGHT. CONTINUE NORTHERLY ON THE TOLL ROAD FOR PG1699'0.5 MILE TO A PARKING LOT LEFT AND THE END OF THE TOLL ROAD. PG1699'CONTINUE AHEAD NORTHERLY THEN SOUTHERLY FOR 0.4 MILE ON A PG1699'PRIVATE ROAD OWNED BY AND LEADING TO THE WCAX TV TRANSMITTER PG1699'HOUSE ON THE SOUTH SIDE OF THE NOSE. FROM THIS POINT PACK PG1699'NORTHEASTERLY FOR 5 MINUTES TO THE SUMMIT OF THE NOSE AND PG1699'THE STATION. PG1699' PG1699'THE STATION MARK IS AN IRON BOLT. 1/2 INCH IN DIAMETER, PG1699'THAT IS CEMENTED IN A DRILL HOLE IN THE ROCK OUTCROP THAT PG1699'FORMS THE SUMMIT OF THE NOSE AND PROJECTS 4 INCHES ABOVE THE PG1699'SURFACE OF THE ROCK. IT IS 12.0 FEET NORTH OF THE POINT OF PG1699'AN ARROW, CHISLED IN THE ROCK OUTCROP, POINTING TO THE STATION, PG1699'5.0 FEET SOUTHEAST OF THE HIGHEST POINT OF THE NOSE AND 4.0 PG1699'FEET WEST OF THE EAST EDGE OF THE CLIFF. PG1699' PG1699'REFERENCE MARK 1 IS A STANDARD DISK, STAMPED MT MANSFIELD PG1699'NO 1 1943, CEMENTED IN A DRILL HOLE, IN THE ROCK OUTCROP PG1699'THAT FORMS THE SUMMIT OF THE NOSE. IT IS 3.0 FEET WEST OF PG1699'THE EAST EDGE OF THE CLIFF AND ABOUT 1 FOOT LOWER IN ELEVATION PG1699'THAN THE STATION. PG1699' PG1699'REFERENCE MARK 2 IS A STANDARD DISK, STAMPED MT MANSFIELD PG1699'NO 2 1943, CEMENTED IN A DRILL HOLE IN THE ROCK OUTCROP PG1699'THAT FORMS THE SUMMIT OF THE NOSE. IT IS 16.0 FEET WEST OF THE PG1699'EAST EDGE OF THE CLIFF AND ABOUT 1 FOOT HIGHER IN ELEVATION PG1699'THAN THE STATION. PG1699' PG1699'AZIMUTH MARK IS A STANDARD DISK, STAMPED MT MANSFIELD 1943 PG1699'RESET 1960, CEMENTED IN A DRILL HOLE IN A ROCK OUTCROP THAT PG1699'PROJECTS 8 INCHES ABOVE THE SURFACE OF THE GROUND. IT IS 212.0 PG1699'FEET SOUTHWEST OF THE SOUTHWEST SIDE OF THE OCTAGON RESTAURANT, PG1699'23.6 FEET WEST-NORTHWEST OF THE CHAIRLIFT ENGINE HOUSE AND PG1699'7.6 FEET NORTHEAST OF THE NORTHEAST CORNER OF A STONE HOUSE. PG1699' PG1699'THE DISTANCE BETWEEN THE REFERENCE MARKS WAS NOT MEASURED DUE PG1699'TO OBSTRUCTIONS. PG1699' PG1699'AIRLINE DISTANCE AND DIRECTION FROM NEAREST TOWN--5 MILES PG1699'NORTHEAST OF UNDERHILL CENTER PG1699 PG1699 STATION RECOVERY (1971) PG1699 PG1699'RECOVERY NOTE BY LOCAL SURVEYOR (INDIVIDUAL OR FIRM) 1971 (JAD) PG1699'FOUND BOLT, MARKING STATION, BROKEN OFF AT GRADE IN BEDROCK. BOTH PG1699'REFERENCE MARK DISKS ARE O.K. DISTANCES FROM REFERENCE MARKS ARE PG1699'O.K. AZIMUTH MARK NOT RECOVERED--8 FEET OF SNOW OVER LOCATION. PG1699 PG1699 STATION RECOVERY (1977) PG1699 PG1699'RECOVERY NOTE BY VT DEPT OF HIGHWAYS 1977 (LMC) PG1699'STATION RECOVERED IN POOR CONDITION. BOLT BROKEN OFF FLUSH. SUGGEST PG1699'THAT MAINTAINENCE REPLACE WITH A SHORT BRONZE BOLT OF SAY ABOUT 2 CM PG1699'DIAMETER. PG1699' PG1699'DISTANCE AND DIRECTION FROM NEAREST TOWN--6.5 MILES E OF UNDERHILL. PG1699 PG1699 STATION RECOVERY (1978) PG1699 PG1699'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1978 (GEL) PG1699'THE STATION MARK AND REFERENCE MARKS 1 AND 2 AND THE AZIMUTH MARK PG1699'WERE RECOVERED IN GOOD CONDITION, EXCEPT NOW THE BOLT THAT IS THE PG1699'STATION IS FLUSH WITH THE ROCK OUTCROP INSTEAD OF PROJECTING 4 INCHES PG1699'AS STATED IN 1968. THE DISTANCE AND DIRECTION TO REFERENCE MARKS 1 PG1699'AND 2 AND THE AZIMUTH MARK CHECKED THE 1968 DATA. FOLLOWING IS A NEW PG1699'DESCRIPTION. PG1699' PG1699'THE STATION IS LOCATED ABOUT 17 MILES EAST-NORTHEAST OF BURLINGTON, 8 PG1699'MILES NORTHWEST OF STOWE, ON THE EAST EDGE OF A 100 FEET BY 150 FEET PG1699'ROCK OUTCROP THAT FORMS THE SUMMIT OF THE NOSE OF MOUNT MANSFIELD AND PG1699'IS ON LAND OWNED BY THE STATE. PG1699' PG1699'TO REACH THE STATION FROM THE INTERSECTION OF STATE HIGHWAYS 100 AND PG1699'108 IN STOWE, GO WESTERLY ON STATE HIGHWAY 108 FOR 5.7 MILES TO A PG1699'SIDE ROAD LEFT, WHICH IS THE MOUNT MANSFIELD TOLL ROAD. TURN LEFT PG1699'AND GO WESTERLY FOR 0.05 MILE TO THE ENTRANCE TO TOLL ROAD AT GATE. PG1699'CONTINUE WESTERLY THROUGH THE GATE AND UPHILL ON THE WINDING TOLL ROAD PG1699'FOR 3.8 MILES TO A SADDLE IN RIDGE AND SIDE ROAD RIGHT AND JUST AFTER PG1699'PASSING A PARKING AREA ON THE LEFT. (TO REACH THE AZIMUTH MARK FROM PG1699'HERE, TURN RIGHT AND GO EASTERLY FOR 0.05 MILE TO THE TOP OF A HILL PG1699'AND THE AZIMUTH MARK ON THE RIGHT AS DESCRIBED.) CONTINUE NORTHWEST PG1699'UPHILL ON THE GRAVEL ROAD FOR 0.45 MILE TO A FORK AT A CURVE IN THE PG1699'ROAD AND JUST BEFORE REACHING A PARKING AREA. TURN RIGHT AND GO PG1699'NORTHEAST, THEN SOUTHERLY FOR 0.35 MILE TO THE WCAX TELEVISION PG1699'TRANSMITTER HOUSE ON THE LEFT. FROM THIS POINT PACK NORTHERLY UP PG1699'A STEEP AND ROCKY ROAD FOR 0.1 MILE TO THE SUMMIT OF THE NOSE AND THE PG1699'STATION. AT THIS TIME A 4-WHEEL DRIVE JEEP WAS DRIVEN TO THE TOP. PG1699' PG1699'THE STATION MARK IS AN IRON BOLT, 1/2 INCH IN DIAMETER, THAT IS PG1699'CEMENTED IN A DRILL HOLE IN THE ROCK OUTCROP THAT FORMS THE SUMMIT OF PG1699'THE NOSE AND IS FLUSH WITH THE ROCK SURFACE THAT SURROUNDS IT. IT IS PG1699'6.1 FEET EAST OF THE POINT OF AN ARROW, THAT IS CHISELED IN ROCK AND PG1699'POINTING TOWARDS THE STATION, 5 FEET SOUTHEAST OF THE HIGHEST POINT OF PG1699'THE NOSE AND 4 FEET WEST OF THE EAST EDGE OF THE CLIFF. PG1699' PG1699'REFERENCE MARK 1 IS A STANDARD DISK, STAMPED MT MANSFIELD NO 1 1943, PG1699'CEMENTED IN A DRILL HOLE IN ROCK THAT IS FLUSH WITH THE ROCK SURFACE. PG1699'IT IS 3 FEET WEST OF THE EAST EDGE OF THE CLIFF AND ABOUT 1 FOOT PG1699'LOWER THAN THE STATION. PG1699' PG1699'REFERENCE MARK 2 IS A STANDARD DISK, STAMPED MT MANSFIELD NO 2 1943, PG1699'CEMENTED IN A DRILL HOLE IN ROCK AND IS FLUSH WITH THE ROCK SURFACE PG1699'THAT SURROUNDS IT. IT IS 16 FEET WEST OF THE EAST EDGE OF THE CLIFF PG1699'AND IS ABOUT 1 FOOT HIGHER THAN THE STATION. PG1699' PG1699'AZIMUTH MARK IS A STANDARD DISK, STAMPED MT MANSFIELD 1943 RESET PG1699'1960, CEMENTED IN A DRILL HOLE IN A ROCK OUTCROP THAT PROJECTS ABOUT PG1699'8 INCHES ABOVE THE SURFACE OF THE GROUND. IT IS 212 FEET WEST OF PG1699'THE SOUTHWEST SIDE OF THE OCTAGON RESTAURANT, 23.6 FEET NORTHWEST OF PG1699'THE NORTHWEST CORNER OF A BLOCK CHAIRLIFT ENGINE HOUSE AND 7.6 FEET PG1699'EAST-NORTHEAST OF THE NORTHEAST CORNER OF A STONE HOUSE. PG1699' PG1699'HEIGHT OF LIGHT ABOVE STATION MARK - 3.1 FEET. PG1699' PG1699'AIRLINE DISTANCE AND DIRECTION FROM NEAREST TOWN - 5 MILES PG1699'NORTH-NORTHEAST OF UNDERHILL. PG1699 PG1699 STATION RECOVERY (1978) PG1699 PG1699'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1978 (CLN) PG1699'THE STATION MARK, REFERENCE MARKS 1 AND 2 AND THE AZIMUTH MARK RESET PG1699'WERE RECOVERED IN GOOD CONDITION. THE IRON BOLT IS BROKEN OFF ABOUT PG1699'FLUSH WITH THE GROUND BUT IS STILL SOLID. THE DISTANCES AND PG1699'DIRECTIONS TO THE MARKS CHECKED AT THIS TIME. THE 1968 PG1699'DESCRIPTION IS ADEQUATE. PG1699' PG1699'AIRLINE DISTANCE AND DIRECTION FROM NEAREST TOWN--8 MILES NORTHWEST PG1699'OF STOWE. PG1699 PG1699 STATION RECOVERY (1996) PG1699 PG1699'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1996 (JMR) PG1699'RECOVERED AS DESCRIBED. DATUM POINT OF MARK IS THE CENTER GROOVE IN PG1699'THE BROKEN BOLT. IN ADDITION THE TWO IRON BOLTS WITH ARROWS POINTING PG1699'TO THE STATION WERE FOUND IN GOOD CONDITION, RM 1 WAS FOUND IN GOOD PG1699'CONDITION, BUT RM 2 HAS BEEN VANDALIZED, A PIE SHAPED PIECE OF DISK PG1699'REMAINS WITH THE SHANK, AND THE AZIMUTH MARK WAS RECOVERD IN GOOD PG1699'CONDITION. National Geodetic Survey, Retrieval Date = MARCH 2, 1998 PG1700 *********************************************************************** PG1700 DESIGNATION - MT MANSFIELD CHIN PG1700 PID - PG1700 PG1700 STATE/COUNTY- VT/CHITTENDEN PG1700 USGS QUAD - MOUNT MANSFIELD (1981) PG1700 PG1700 *CURRENT SURVEY CONTROL PG1700 ___________________________________________________________________ PG1700* NAD 83(1992)- 44 32 38.19988(N) 072 48 51.54280(W) ADJUSTED PG1700* NAVD 88 - 1339. (meters) 4393. (feet) SCALED PG1700 ___________________________________________________________________ PG1700 LAPLACE CORR- 4.72 (seconds) DEFLEC96 PG1700 GEOID HEIGHT- -27.52 (meters) GEOID96 PG1700 PG1700 HORZ ORDER - SECOND PG1700 PG1700.The horizontal coordinates were established by classical geodetic methods PG1700.and adjusted by the National Geodetic Survey in July 1995. PG1700 PG1700.The orthometric height was scaled from a topographic map. PG1700 PG1700.The Laplace correction was computed from DEFLEC96 derived deflections. PG1700 PG1700.The geoid height was determined by GEOID96. PG1700 PG1700; North East Units Scale Converg. PG1700;SPC VT - 227,128.140 475,022.145 MT 0.99997196 -0 13 13.7 PG1700;UTM 18 - 4,934,614.024 673,627.015 MT 0.99997074 +1 32 00.8 PG1700 PG1700: Primary Azimuth Mark Grid Az PG1700:SPC VT - MT MANSFIELD 181 42 45.3 PG1700:UTM 18 - MT MANSFIELD 179 57 30.8 PG1700 PG1700|---------------------------------------------------------------------| PG1700| PID Reference Object Distance Geod. Az | PG1700| dddmmss.s | PG1700| PG1699 MT MANSFIELD APPROX. 2.0 KM 1812931.6 | PG1700|---------------------------------------------------------------------| PG1700 PG1700 SUPERSEDED SURVEY CONTROL PG1700 PG1700 NAD 83(1986)- 44 32 38.20775(N) 072 48 51.54384(W) ADJUSTED PG1700 NAD 27 - 44 32 38.02092(N) 072 48 53.09349(W) ADJUSTED PG1700 PG1700.Superseded values are not recommended for survey control. PG1700.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. PG1700.See file format.dat to determine how the superseded data were derived. PG1700 PG1700_MARKER: H = DRILL HOLE PG1700_SETTING: 66 = SET IN ROCK OUTCROP PG1700_STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD PG1700+STABILITY: POSITION/ELEVATION WELL PG1700_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR PG1700+SATELLITE: SATELLITE OBSERVATIONS - August 22, 1996 PG1700 PG1700 HISTORY - Date Condition Recov. By PG1700 HISTORY - 1897 MONUMENTED CGS PG1700 HISTORY - 1977 GOOD VTDH PG1700 HISTORY - 19960822 GOOD NGS PG1700 PG1700 STATION DESCRIPTION PG1700 PG1700'DESCRIBED BY COAST AND GEODETIC SURVEY 1897 (ATM) PG1700'THE PROFILE OF THE SUMMIT OF MOUNT MANSFIELD AS SEEN FROM PG1700'AN EASTERLY OR WESTERLY POINT OF VIEW IS COMMONLY IMAGINED PG1700'AND SPOKEN OF AS BEING THAT OF THE HEAD OF THE OLD MAN OF THE PG1700'MOUNTAIN. THE FOREHEAD NOSE, UPPER LIP, LOWER LIP, CHIN AND PG1700'ADAMS APPLE CAN BE READILY LOCATED. PG1700' PG1700'THE PRIMARY TRIANGULATION STATION KNOWN AS MOUNT MANSFIELD PG1700'IS ON THE SUMMIT OF THE NOSE. THE SECONDARY STATION KNOWN PG1700'AS THE CHIN OF MOUNT MANSFIELD IS 1-1/4 MILES TO THE N OF PG1700'THE PRIMARY STATION AND ABOUT 330 FEET HIGHER. IT IS MARKED PG1700'BY A DRILL HOLE AND A SURROUNDING TRIANGLE CUT IN THE SOLID PG1700'LEDGE. IT IS ON THE NORTHERN AND EASTERN SIDE OF THE CHIN PG1700'WHICH IS DISTINCTLY THE HIGHEST POINT OF MOUNT MANSFIELD. PG1700' PG1700'THE CHIN IS EASILY REACHED BY A TRAIL FROM THE HOTEL NEAR THE PG1700'NOSE. PG1700' PG1700'IN 1897 THE TRIANGLE AND DRILL HOLE CUT IN THE SOLID LEDGE PG1700'WERE RECOVERED AND A POLE PLACED OVER STATION FOR OBSERVATIONS. PG1700 PG1700 STATION RECOVERY (1977) PG1700 PG1700'RECOVERY NOTE BY VT DEPT OF HIGHWAYS 1977 (LMC) PG1700'STATION RECOVERED IN GOOD CONDITION. CHECKED MEASURE TO MT. PG1700'MANSFIELD (NOSE). FORWARDED TO GEODESY. (MAJOR DISCREPANCY.) PG1700' PG1700'DISTANCE AND DIRECTION FROM NEAREST TOWN--6.5 MILES ENE OF UNDERHILL. PG1700 PG1700 STATION RECOVERY (1996) PG1700 PG1700'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1996 (JMR) PG1700'RECOVERED AS DESCRIBED. THE MARK IS 40 CM SOUTH OF USGS BRASS DISK. National Geodetic Survey, Retrieval Date = MARCH 2, 1998 AE3691 *********************************************************************** AE3691 DESIGNATION - MT MANSFIELD HIGHEST POINT AE3691 PID - AE3691 AE3691 STATE/COUNTY- VT/CHITTENDEN AE3691 USGS QUAD - MOUNT MANSFIELD (1981) AE3691 AE3691 *CURRENT SURVEY CONTROL AE3691 ___________________________________________________________________ AE3691* NAD 83(1996)- 44 32 38.20952(N) 072 48 51.51631(W) ADJUSTED AE3691* NAVD 88 - 1339.69 (meters) 4395.3 (feet) GPS OBS AE3691 ___________________________________________________________________ AE3691 X - 1,345,632.650 (meters) COMP AE3691 Y - -4,350,883.267 (meters) COMP AE3691 Z - 4,452,290.451 (meters) COMP AE3691 LAPLACE CORR- 4.72 (seconds) DEFLEC96 AE3691 ELLIP HEIGHT- 1312.14 (meters) GPS OBS AE3691 GEOID HEIGHT- -27.52 (meters) GEOID96 AE3691 AE3691 HORZ ORDER - FIRST AE3691 ELLP ORDER - FOURTH CLASS I AE3691 AE3691.The horizontal coordinates were established by GPS observations AE3691.and adjusted by the National Geodetic Survey in September 1997. AE3691.This is a SPECIAL STATUS position. See SPECIAL STATUS under the AE3691.DATUM ITEM on the data sheet items page. AE3691 AE3691.The orthometric height was determined by GPS observations and a AE3691.high-resolution geoid model using precise GPS observation and AE3691.processing techniques. AE3691 AE3691.The X, Y, and Z were computed from the position and the ellipsoidal ht. AE3691 AE3691.The Laplace correction was computed from DEFLEC96 derived deflections. AE3691 AE3691.The ellipsoidal height was determined by GPS observations AE3691.and is referenced to NAD 83. AE3691 AE3691.The geoid height was determined by GEOID96. AE3691 AE3691; North East Units Scale Converg. AE3691;SPC VT - 227,128.436 475,022.731 MT 0.99997195 -0 13 13.7 AE3691;UTM 18 - 4,934,614.337 673,627.591 MT 0.99997074 +1 32 00.8 AE3691 AE3691 SUPERSEDED SURVEY CONTROL AE3691 AE3691.No superseded survey control is available for this station. AE3691 AE3691_MARKER: DD = SURVEY DISK AE3691_SETTING: 66 = SET IN ROCK OUTCROP AE3691_STAMPING: H 52 1924 AE3691_STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD AE3691+STABILITY: POSITION/ELEVATION WELL AE3691_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR AE3691+SATELLITE: SATELLITE OBSERVATIONS - August 21, 1996 AE3691 AE3691 HISTORY - Date Condition Recov. By AE3691 HISTORY - 1924 MONUMENTED USGS AE3691 HISTORY - 19960821 GOOD VTAT AE3691 AE3691 STATION DESCRIPTION AE3691 AE3691'DESCRIBED BY VERMONT AGENCY OF TRANSPORTATION 1996 (DJM) AE3691'GENERAL LOCATION UNDERHILL, THE TOP OF MOUNT MANSFIELD. TO REACH FROM AE3691'THE MOUNT MANSFIELD TOLL ROAD AND STATE ROUTE 108, FOLLOW THE TOLL AE3691'ROAD TO ITS END ABOUT 5 MI (8.0 KM) TO A PARKING AREA AT THE SUMMIT AE3691'HOUSE, GO NORTH ON FOOT ABOUT 1.6 KM (1.00 MI) (A 1 HR PACK) FOLLOWING AE3691'THE LONG TRAIL TO THE HIGHEST POINT OF MOUNT MANSFIELD AND TO THE MARK AE3691'A 10 CM BRASS DISK. THE MARK IS IN FAIR CONDITION, THE ORIGINAL DATUM AE3691'POINT, A TRIANGLE WITH A CROSS, HAS BEEN OBLITERATED, BUT THE STAMPING AE3691'CAN STILL BE READ. A CENTER PUNCH WAS MADE BETWEEN THE E AND V IN THE AE3691'WORD ELEVATION, AND THIS CENTER PUNCH WAS USED AS THE DATUM POINT. AE3691'THE MARK IS ABOUT 40 CM NORTH OF CGS STATION MT MANSFIELD CHIN, A AE3691'DRILL HOLE AND CHISLED TRIANGLE.