1 National Geodetic Survey, Retrieval Date = MARCH 3, 2005 AJ4030 *********************************************************************** AJ4030 DESIGNATION - 844 3970 D TIDAL AJ4030 PID - AJ4030 AJ4030 STATE/COUNTY- MA/SUFFOLK AJ4030 USGS QUAD - AJ4030 AJ4030 *CURRENT SURVEY CONTROL AJ4030 ___________________________________________________________________ AJ4030* NAD 83(1996)- 42 21 40.41332(N) 071 03 02.90779(W) ADJUSTED AJ4030* NAVD 88 - 2.5 (meters) 8. (feet) GPS OBS AJ4030 ___________________________________________________________________ AJ4030 X - 1,532,736.099 (meters) COMP AJ4030 Y - -4,464,244.993 (meters) COMP AJ4030 Z - 4,275,319.859 (meters) COMP AJ4030 LAPLACE CORR- 2.97 (seconds) DEFLEC99 AJ4030 ELLIP HEIGHT- -25.16 (meters) (06/22/01) GPS OBS AJ4030 GEOID HEIGHT- -27.72 (meters) GEOID03 AJ4030 AJ4030 HORZ ORDER - A AJ4030 ELLP ORDER - FOURTH CLASS I AJ4030 AJ4030.The horizontal coordinates were established by GPS observations AJ4030.and adjusted by the National Geodetic Survey in June 2001. AJ4030 AJ4030.The orthometric height was determined by GPS observations and a AJ4030.high-resolution geoid model. AJ4030 AJ4030.The X, Y, and Z were computed from the position and the ellipsoidal ht. AJ4030 AJ4030.The Laplace correction was computed from DEFLEC99 derived deflections. AJ4030 AJ4030.The ellipsoidal height was determined by GPS observations AJ4030.and is referenced to NAD 83. AJ4030 AJ4030.The geoid height was determined by GEOID03. AJ4030 AJ4030; North East Units Scale Factor Converg. AJ4030;SPC MA M - 901,289.181 237,003.363 MT 0.99996847 +0 18 06.2 AJ4030;SPC MA M - 2,956,979.59 777,568.53 sFT 0.99996847 +0 18 06.2 AJ4030;UTM 19 - 4,691,920.974 331,117.555 MT 0.99995093 -1 22 55.8 AJ4030 AJ4030! - Elev Factor x Scale Factor = Combined Factor AJ4030!SPC MA M - 1.00000395 x 0.99996847 = 0.99997242 AJ4030!UTM 19 - 1.00000395 x 0.99995093 = 0.99995488 AJ4030 AJ4030 SUPERSEDED SURVEY CONTROL AJ4030 AJ4030.No superseded survey control is available for this station. AJ4030 AJ4030_U.S. NATIONAL GRID SPATIAL ADDRESS: 19TCG3111891921(NAD 83) AJ4030_MARKER: DH = HORIZONTAL CONTROL DISK AJ4030_SETTING: 37 = GRANITE SEAWALL CAP AJ4030_STAMPING: 3970 D 2000 AJ4030_MARK LOGO: NGS AJ4030_MAGNETIC: N = NO MAGNETIC MATERIAL AJ4030_STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL AJ4030_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR AJ4030+SATELLITE: SATELLITE OBSERVATIONS - January 18, 2005 AJ4030 AJ4030 HISTORY - Date Condition Report By AJ4030 HISTORY - 2000 MONUMENTED NGS AJ4030 HISTORY - 20050118 GOOD BAKER AJ4030 AJ4030 STATION DESCRIPTION AJ4030 AJ4030'DESCRIBED BY NATIONAL GEODETIC SURVEY 2000 (CSM) AJ4030'THE STATION IS LOCATED EAST OF THE CITY CENTER OF BOSTON AT THE AJ4030'CHRISTOPHER COLUMBUS/WATERFRONT PARK, LOCATED AT THE JUNCTION AJ4030'OF ATLANTIC AVENUE AND RICHMOND STREET, IN THE GRANITE SEAWALL AJ4030'CAP OF THE SEAWALL ALONG BOSTON HARBOR BETWEEN TWO METAL AJ4030'BOLLARDS AND ABOUT 30.48 M (100.00 FT) EAST-NORTHEAST OF THE AJ4030'CHRISTOPHER COLUMBUS STATUE LOCATED IN THE CENTER OF THE AJ4030'WALKWAY IN THE PARK. OWNERSHIP--CITY OF BOSTON. CONTACT MR. STAN AJ4030'IVING (CITY ENGINEER), PHONE 617-635-4505 OR 635-4863. ALSO CONTACT AJ4030'MR. BERNIE LYNCH, SUPERVISOR OF PARKS, PHONE 635-7374. CONTACT AJ4030'SHOULD BE MADE AT LEAST 3 DAYS IN ADVANCE BEFORE OCCUPYING THIS AJ4030'STATION. TO REACH THE STATION FROM THE JUNCTION OF ATLANTIC AJ4030'AVENUE AND RICHMOND STREET IN DOWNTOWN BOSTON, GO NORTHEAST AJ4030'ON ATLANTIC AVENUE FOR 0.08 KM (0.05 MI) TO THE NORTH END OF THE AJ4030'WATERFRONT COBBLESTONE WALKWAY OF WATERFRONT PARK ON THE AJ4030'RIGHT (AT JOES RESTAURANT ON THE WATERFRONT), TURN RIGHT, SOUTH AJ4030'ON THE WALKWAY GOING ALONG THE WATERFRONT FOR ABOUT 0.08 KM AJ4030'(0.05 MI) TO THE STATION ON THE LEFT IN THE TOP OF THE GRANITE AJ4030'SEAWALL CAP JUST BEFORE REACHING THE STATUE OF CHRISTOPHER AJ4030'COLUMBUS ON THE RIGHT. THE STATION IS AN NGS HORIZONTAL CONTROL AJ4030'DISK CEMENTED AND RECESSED IN A DRILL HOLE IN A 4 X 6-FT GRANITE AJ4030'SLAB (SEAWALL CAP) ALONG BOSTON HARBOR. LOCATED 31.28 M (102.62 FT) AJ4030'EAST-NORTHEAST OF THE EAST FACE OF THE CHRISTOPHER COLUMBUS AJ4030'STATUE, 7.50 M (24.61 FT) EAST-NORTHEAST OF THE GRANITE FOUNDATION AJ4030'OF THE 3RD LAMP POST SOUTH OF THE NORTH END OF THE GRANITE AJ4030'ENTRANCE STEPS FOR THE PARK AND ABOUT CENTERED BETWEEN TWO AJ4030'METAL BOLLARDS. NOTE-- I-93 ACCESS TO ATLANTIC AVENUE IS AT EXIT 22 AJ4030'(ATLANTIC AND NORTHERN AVENUES) ON NORTHBOUND I-93. THERE ARE AJ4030'NO EXITS FOR ATLANTIC AND NORTHERN AVENUES ON SOUTHBOUND I-93. AJ4030' AJ4030 AJ4030 STATION RECOVERY (2005) AJ4030 AJ4030'RECOVERY NOTE BY M BAKER JR INCORPORATED 2005 (RP) AJ4030'RECOVERED IN GOOD CONDITION. 1 National Geodetic Survey, Retrieval Date = MARCH 3, 2005 MY2887 *********************************************************************** MY2887 DESIGNATION - CHELSEA CITY HALL GILT DOME MY2887 PID - MY2887 MY2887 STATE/COUNTY- MA/SUFFOLK MY2887 USGS QUAD - MY2887 MY2887 *CURRENT SURVEY CONTROL MY2887 ___________________________________________________________________ MY2887* NAD 83(1996)- 42 23 36.86674(N) 071 01 59.97212(W) ADJUSTED MY2887* NAVD 88 - MY2887 ___________________________________________________________________ MY2887 LAPLACE CORR- 3.39 (seconds) DEFLEC99 MY2887 GEOID HEIGHT- -27.59 (meters) GEOID03 MY2887 MY2887 HORZ ORDER - THIRD MY2887 MY2887.The horizontal coordinates were established by classical geodetic methods MY2887.and adjusted by the National Geodetic Survey in June 1998. MY2887 MY2887 MY2887.The Laplace correction was computed from DEFLEC99 derived deflections. MY2887 MY2887.The geoid height was determined by GEOID03. MY2887 MY2887; North East Units Scale Factor Converg. MY2887;SPC MA M - 904,890.003 238,423.826 MT 0.99997021 +0 18 48.5 MY2887;SPC MA M - 2,968,793.28 782,228.84 sFT 0.99997021 +0 18 48.5 MY2887;UTM 19 - 4,695,478.413 332,643.207 MT 0.99994462 -1 22 16.4 MY2887 MY2887 SUPERSEDED SURVEY CONTROL MY2887 MY2887 NAD 83(1996)- 42 23 36.86538(N) 071 01 59.97153(W) AD( ) 4 MY2887 NAD 83(1992)- 42 23 36.86543(N) 071 01 59.97166(W) AD( ) 4 MY2887 NAD 83(1992)- 42 23 36.86942(N) 071 01 59.97006(W) AD( ) 4 MY2887 NAD 83(1986)- 42 23 36.86849(N) 071 01 59.97127(W) AD( ) 4 MY2887 NAD 27 - 42 23 36.52000(N) 071 02 01.79000(W) AD( ) 3 MY2887 MY2887.Superseded values are not recommended for survey control. MY2887.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. MY2887.See file dsdata.txt to determine how the superseded data were derived. MY2887 MY2887_U.S. NATIONAL GRID SPATIAL ADDRESS: 19TCG3264395478(NAD 83) MY2887_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR MY2887+SATELLITE: SATELLITE OBSERVATIONS - December 31, 2004 MY2887 MY2887 HISTORY - Date Condition Report By MY2887 HISTORY - UNK MONUMENTED MY2887 HISTORY - 1933 SEE DESCRIPTION CGS MY2887 HISTORY - 1989 GOOD USPSQD MY2887 HISTORY - 20041231 GOOD GEOCAC MY2887 MY2887 STATION DESCRIPTION MY2887 MY2887'DESCRIBED BY COAST AND GEODETIC SURVEY 1933 (KTA) MY2887'STATION IS IN THE NORTHERN PART OF THE BUSINESS DISTRICT OF THE MY2887'CITY OF CHELSEA, IN THE TRIANGLE FORMED BY THE STREETS ARMORY, MY2887'FORSITH, AND BROADWAY, THE CHELSEA CITY HALL, ERECTED IN 1909. THE MY2887'STATION IS THE GILT DOME OF THE CUPOLA ON THE CENTER OF THE MY2887'MAIN BUILDING. THERE IS A CLOCK FACE ON EACH OF THE FOUR SIDES MY2887'OF THE CUPOLA. MY2887 MY2887 STATION RECOVERY (1989) MY2887 MY2887'RECOVERY NOTE BY US POWER SQUADRON 1989 (MG) MY2887'RECOVERED IN GOOD CONDITION. MY2887 MY2887 STATION RECOVERY (2004) MY2887 MY2887'RECOVERY NOTE BY GEOCACHING 2004 (CEA) MY2887'RECOVERED IN GOOD CONDITION. 1 National Geodetic Survey, Retrieval Date = MARCH 3, 2005 MY2884 *********************************************************************** MY2884 DESIGNATION - CHELSEA QUIGLEY MEM HOSP TANK MY2884 PID - MY2884 MY2884 STATE/COUNTY- MA/SUFFOLK MY2884 USGS QUAD - MY2884 MY2884 *CURRENT SURVEY CONTROL MY2884 ___________________________________________________________________ MY2884* NAD 83(1996)- 42 24 03.38372(N) 071 01 49.29645(W) ADJUSTED MY2884* NAVD 88 - MY2884 ___________________________________________________________________ MY2884 LAPLACE CORR- 3.41 (seconds) DEFLEC99 MY2884 GEOID HEIGHT- -27.57 (meters) GEOID03 MY2884 MY2884 HORZ ORDER - THIRD MY2884 MY2884.The horizontal coordinates were established by classical geodetic methods MY2884.and adjusted by the National Geodetic Survey in June 1998. MY2884 MY2884 MY2884.The Laplace correction was computed from DEFLEC99 derived deflections. MY2884 MY2884.The geoid height was determined by GEOID03. MY2884 MY2884; North East Units Scale Factor Converg. MY2884;SPC MA M - 905,709.511 238,663.481 MT 0.99997065 +0 18 55.7 MY2884;SPC MA M - 2,971,481.95 783,015.10 sFT 0.99997065 +0 18 55.7 MY2884;UTM 19 - 4,696,290.498 332,906.847 MT 0.99994353 -1 22 09.9 MY2884 MY2884 SUPERSEDED SURVEY CONTROL MY2884 MY2884 NAD 83(1996)- 42 24 03.38238(N) 071 01 49.29589(W) AD( ) 4 MY2884 NAD 83(1992)- 42 24 03.38239(N) 071 01 49.29602(W) AD( ) 4 MY2884 NAD 83(1992)- 42 24 03.38638(N) 071 01 49.29431(W) AD( ) 4 MY2884 NAD 83(1986)- 42 24 03.38515(N) 071 01 49.30279(W) AD( ) 4 MY2884 NAD 27 - 42 24 03.03800(N) 071 01 51.12000(W) AD( ) 3 MY2884 MY2884.Superseded values are not recommended for survey control. MY2884.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. MY2884.See file dsdata.txt to determine how the superseded data were derived. MY2884 MY2884_U.S. NATIONAL GRID SPATIAL ADDRESS: 19TCG3290796290(NAD 83) MY2884_MARKER: 53 = ELEVATED TANK MY2884_SETTING: 0 = UNSPECIFIED SETTING MY2884_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR MY2884+SATELLITE: SATELLITE OBSERVATIONS - December 31, 2004 MY2884 MY2884 HISTORY - Date Condition Report By MY2884 HISTORY - 1958 FIRST OBSERVED CGS MY2884 HISTORY - 1978 GOOD MAGS MY2884 HISTORY - 20041231 GOOD GEOCAC MY2884 MY2884 STATION DESCRIPTION MY2884 MY2884'DESCRIBED BY COAST AND GEODETIC SURVEY 1958 (GWM) MY2884'THE STATION IS THE RED LIGHT AT THE CENTER OF THE TOP OF THE MY2884'TANK. THE TANK IS A 6 LEGGED STEEL STRUCTURE WHICH IS IN THE MY2884'PROCESS OF BEING PAINTED. THE OVERALL HEIGHT OF THE TANK IS MY2884'ABOUT 175 FEET. MY2884' MY2884'THE TANK IS LOCATED ON THE HIGHEST POINT IN THE TOWN OF CHELSEA MY2884'NEAR THE SOUTHWEST CORNER OF THE QUIGLEY MEMORIAL HOSPITAL. THE MY2884'TANK IS OWNED AND OPERATED BY THE HOSPITAL. MY2884 MY2884 STATION RECOVERY (1978) MY2884 MY2884'RECOVERY NOTE BY MASSACHUSETTS GEODETIC SURVEY 1978 (WJK) MY2884'THE STATION WAS RECOVERED AT THIS DATE. MY2884'THE STATION WAS RECOVERED IN GOOD CONDITION. MY2884' MY2884'DESCRIBED BY W.J. KENNEDY, MAGS. MY2884 MY2884 STATION RECOVERY (2004) MY2884 MY2884'RECOVERY NOTE BY GEOCACHING 2004 (CEA) MY2884'ON TWO SIDES OBSERVED, THE LETTERS - SOLDIERS HOME - ARE PAINTED IN MY2884'BLACK IN THE WHITE PORTIONS OF THE TANK. THE TANK IS PAINTED RED AND MY2884'WHITE IN A CHECKERED PATTERN. 1 National Geodetic Survey, Retrieval Date = MARCH 3, 2005 MY2787 *********************************************************************** MY2787 DESIGNATION - REVERE CATHOLIC CHURCH TOWER MY2787 PID - MY2787 MY2787 STATE/COUNTY- MA/SUFFOLK MY2787 USGS QUAD - MY2787 MY2787 *CURRENT SURVEY CONTROL MY2787 ___________________________________________________________________ MY2787* NAD 83(1996)- 42 25 06.54581(N) 071 00 04.62682(W) ADJUSTED MY2787* NAVD 88 - MY2787 ___________________________________________________________________ MY2787 LAPLACE CORR- 3.57 (seconds) DEFLEC99 MY2787 GEOID HEIGHT- -27.48 (meters) GEOID03 MY2787 MY2787 HORZ ORDER - THIRD MY2787 MY2787.The horizontal coordinates were established by classical geodetic methods MY2787.and adjusted by the National Geodetic Survey in June 1998. MY2787 MY2787 MY2787.The Laplace correction was computed from DEFLEC99 derived deflections. MY2787 MY2787.The geoid height was determined by GEOID03. MY2787 MY2787; North East Units Scale Factor Converg. MY2787;SPC MA M - 907,671.932 241,045.674 MT 0.99997176 +0 20 06.0 MY2787;SPC MA M - 2,977,920.33 790,830.68 sFT 0.99997176 +0 20 06.0 MY2787;UTM 19 - 4,698,181.959 335,345.636 MT 0.99993357 -1 21 00.9 MY2787 MY2787 SUPERSEDED SURVEY CONTROL MY2787 MY2787 NAD 83(1996)- 42 25 06.54449(N) 071 00 04.62626(W) AD( ) 4 MY2787 NAD 83(1992)- 42 25 06.54452(N) 071 00 04.62642(W) AD( ) 4 MY2787 NAD 83(1992)- 42 25 06.54843(N) 071 00 04.62446(W) AD( ) 4 MY2787 NAD 83(1986)- 42 25 06.54785(N) 071 00 04.62623(W) AD( ) 4 MY2787 NAD 27 - 42 25 06.20000(N) 071 00 06.44000(W) AD( ) 3 MY2787 MY2787.Superseded values are not recommended for survey control. MY2787.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. MY2787.See file dsdata.txt to determine how the superseded data were derived. MY2787 MY2787_U.S. NATIONAL GRID SPATIAL ADDRESS: 19TCG3534698182(NAD 83) MY2787_MARKER: 55 = TOWER MY2787_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR MY2787+SATELLITE: SATELLITE OBSERVATIONS - December 31, 2004 MY2787 MY2787 HISTORY - Date Condition Report By MY2787 HISTORY - 1934 FIRST OBSERVED CGS MY2787 HISTORY - 1960 GOOD CGS MY2787 HISTORY - 1984 GOOD USPSQD MY2787 HISTORY - 1989 GOOD USPSQD MY2787 HISTORY - 20041231 GOOD GEOCAC MY2787 MY2787 STATION DESCRIPTION MY2787 MY2787'DESCRIBED BY COAST AND GEODETIC SURVEY 1934 (FLP) MY2787'STATION IS IN THE NE SECTION OF THE CITY OF REVERE, ON THE W MY2787'SIDE OF HIGHWAY 60, REVERE STREET, AND IN COLUMBUS SQUARE. AT MY2787'THE NW CORNER OF THE LARGE SEAM FACE GRANITE CHURCH, THERE IS MY2787'A TALL SQUARE GRANITE TOWER. AT THE CENTER OF THE TOP OF THE MY2787'TOWER, THERE IS A SQUARE, OPEN, WOODEN BELFRY. THE ROOF OF THE MY2787'BELFRY IS POINTED, BUT LOW, AND IT IS COVERED WITH RED ASPHALT MY2787'SHINGLES. THE POINT OBSERVED ON WAS THE APEX OF THE BELFRY MY2787'ROOF. THIS IS AN INTERSECTION STATION. MY2787 MY2787 STATION RECOVERY (1960) MY2787 MY2787'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1960 (JJC) MY2787'THE INTERSECTION STATION WAS RECOVERED AS DESCRIBED AND FOUND TO MY2787'BE IN GOOD CONDITION. MY2787 MY2787 STATION RECOVERY (1984) MY2787 MY2787'RECOVERY NOTE BY US POWER SQUADRON 1984 (RRB) MY2787'THE INTERSECTION STATION WAS RECOVERED AS DESCRIBED EXCEPT THAT MY2787'THE GRANITE TOWER IS NOW TOPPED WITH A LIMESTONE BELFRY WITH MY2787'GLAZED ARCHED WINDOWS. THE ROOF IS A FOUR SIDED LOW PYRAMID MY2787'WITH A SILVERED CROSS ON TOP. MY2787 MY2787 STATION RECOVERY (1989) MY2787 MY2787'RECOVERY NOTE BY US POWER SQUADRON 1989 (MG) MY2787'RECOVERED IN GOOD CONDITION. MY2787 MY2787 STATION RECOVERY (2004) MY2787 MY2787'RECOVERY NOTE BY GEOCACHING 2004 (CEA) MY2787'RECOVERED IN GOOD CONDITION. 1 National Geodetic Survey, Retrieval Date = MARCH 3, 2005 MY2862 *********************************************************************** MY2862 DESIGNATION - REVERE CITY HALL CUPOLA MY2862 PID - MY2862 MY2862 STATE/COUNTY- MA/SUFFOLK MY2862 USGS QUAD - MY2862 MY2862 *CURRENT SURVEY CONTROL MY2862 ___________________________________________________________________ MY2862* NAD 83(1996)- 42 24 28.47574(N) 071 00 47.76548(W) ADJUSTED MY2862* NAVD 88 - MY2862 ___________________________________________________________________ MY2862 LAPLACE CORR- 3.44 (seconds) DEFLEC99 MY2862 GEOID HEIGHT- -27.52 (meters) GEOID03 MY2862 MY2862 HORZ ORDER - THIRD MY2862 MY2862.The horizontal coordinates were established by classical geodetic methods MY2862.and adjusted by the National Geodetic Survey in June 1998. MY2862 MY2862 MY2862.The Laplace correction was computed from DEFLEC99 derived deflections. MY2862 MY2862.The geoid height was determined by GEOID03. MY2862 MY2862; North East Units Scale Factor Converg. MY2862;SPC MA M - 906,491.600 240,066.155 MT 0.99997108 +0 19 37.0 MY2862;SPC MA M - 2,974,047.86 787,617.04 sFT 0.99997108 +0 19 37.0 MY2862;UTM 19 - 4,697,030.983 334,331.868 MT 0.99993770 -1 21 29.0 MY2862 MY2862 SUPERSEDED SURVEY CONTROL MY2862 MY2862 NAD 83(1996)- 42 24 28.47437(N) 071 00 47.76490(W) AD( ) 4 MY2862 NAD 83(1992)- 42 24 28.47445(N) 071 00 47.76503(W) AD( ) 4 MY2862 NAD 83(1992)- 42 24 28.47842(N) 071 00 47.76344(W) AD( ) 4 MY2862 NAD 83(1986)- 42 24 28.47757(N) 071 00 47.76438(W) AD( ) 4 MY2862 NAD 27 - 42 24 28.13100(N) 071 00 49.57800(W) AD( ) 3 MY2862 MY2862.Superseded values are not recommended for survey control. MY2862.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. MY2862.See file dsdata.txt to determine how the superseded data were derived. MY2862 MY2862_U.S. NATIONAL GRID SPATIAL ADDRESS: 19TCG3433297031(NAD 83) MY2862_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR MY2862+SATELLITE: SATELLITE OBSERVATIONS - December 31, 2004 MY2862 MY2862 HISTORY - Date Condition Report By MY2862 HISTORY - UNK MONUMENTED MY2862 HISTORY - 1933 SEE DESCRIPTION CGS MY2862 HISTORY - 1984 GOOD USPSQD MY2862 HISTORY - 1989 GOOD USPSQD MY2862 HISTORY - 20041231 GOOD GEOCAC MY2862 MY2862 STATION DESCRIPTION MY2862 MY2862'DESCRIBED BY COAST AND GEODETIC SURVEY 1933 (KTA) MY2862'STATION IS IN THE S CENTRAL PART OF THE CITY OF REVERE, ON MY2862'BROADWAY ABOUT 1/3 MILE N OF THE CITY BOUNDARY. THE CITY HALL MY2862'IS A RED-BRICK BUILDING ERECTED IN 1898, THE BUILDING FACES ABOUT MY2862'NW AND OVER THE FRONT IS A CUPOLA, CLOCK TOWER, SURMOUNTED BY A MY2862'WIND VANE. THE CUPOLA IS THE STATION. MY2862 MY2862 STATION RECOVERY (1984) MY2862 MY2862'RECOVERY NOTE BY US POWER SQUADRON 1984 (RRB) MY2862'THIS STATION RECOVERED AS DESCRIBED AND FOUND TO BE IN GOOD MY2862'CONDITION. THIS IS AN INTERSECTION STATION. MY2862 MY2862 STATION RECOVERY (1989) MY2862 MY2862'RECOVERY NOTE BY US POWER SQUADRON 1989 (MG) MY2862'RECOVERED IN GOOD CONDITION. MY2862 MY2862 STATION RECOVERY (2004) MY2862 MY2862'RECOVERY NOTE BY GEOCACHING 2004 (CEA) MY2862'RECOVERED IN GOOD CONDITION. 1 National Geodetic Survey, Retrieval Date = MARCH 3, 2005 MY2747 *********************************************************************** MY2747 DESIGNATION - REVERE SCHOOL HOUSE CUPOLA MY2747 PID - MY2747 MY2747 STATE/COUNTY- MA/SUFFOLK MY2747 USGS QUAD - MY2747 MY2747 *CURRENT SURVEY CONTROL MY2747 ___________________________________________________________________ MY2747* NAD 83(1996)- 42 24 22.49551(N) 071 01 59.41013(W) ADJUSTED MY2747* NAVD 88 - MY2747 ___________________________________________________________________ MY2747 LAPLACE CORR- 3.39 (seconds) DEFLEC99 MY2747 GEOID HEIGHT- -27.56 (meters) GEOID03 MY2747 MY2747 HORZ ORDER - THIRD MY2747 MY2747.The horizontal coordinates were established by classical geodetic methods MY2747.and adjusted by the National Geodetic Survey in June 1998. MY2747 MY2747 MY2747.The Laplace correction was computed from DEFLEC99 derived deflections. MY2747 MY2747.The geoid height was determined by GEOID03. MY2747 MY2747; North East Units Scale Factor Converg. MY2747;SPC MA M - 906,297.926 238,428.973 MT 0.99997097 +0 18 48.9 MY2747;SPC MA M - 2,973,412.45 782,245.72 sFT 0.99997097 +0 18 48.9 MY2747;UTM 19 - 4,696,885.538 332,689.748 MT 0.99994442 -1 22 17.2 MY2747 MY2747 SUPERSEDED SURVEY CONTROL MY2747 MY2747 NAD 83(1996)- 42 24 22.49415(N) 071 01 59.40954(W) AD( ) 4 MY2747 NAD 83(1992)- 42 24 22.49421(N) 071 01 59.40968(W) AD( ) 4 MY2747 NAD 83(1992)- 42 24 22.49818(N) 071 01 59.40807(W) AD( ) 4 MY2747 NAD 83(1986)- 42 24 22.49725(N) 071 01 59.40908(W) AD( ) 4 MY2747 NAD 27 - 42 24 22.16000(N) 071 02 01.23000(W) AD( ) 3 MY2747 MY2747.Superseded values are not recommended for survey control. MY2747.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. MY2747.See file dsdata.txt to determine how the superseded data were derived. MY2747 MY2747_U.S. NATIONAL GRID SPATIAL ADDRESS: 19TCG3269096886(NAD 83) MY2747 MY2747 HISTORY - Date Condition Report By MY2747 HISTORY - UNK MONUMENTED MY2747 HISTORY - 1933 SEE DESCRIPTION CGS MY2747 HISTORY - 20041231 MARK NOT FOUND GEOCAC MY2747 MY2747 STATION DESCRIPTION MY2747 MY2747'DESCRIBED BY COAST AND GEODETIC SURVEY 1933 (KTA) MY2747'STATION IS IN THE VERY NORTHERN PART OF CHELSEA, BETWEEN MY2747'MURRAY AND INGLESIDE AVENUES, N OF SAGAMORE AVENUE, A RED BRICK MY2747'SCHOOLHOUSE, CALLED THE PRATTVILLE SCHOOL ERECTED IN 1897. THE MY2747'STATION IS THE CUPOLA, PAINTED WHITE IN 1933, ON THE CENTER OF THE MY2747'ROOF. THIS STATION IS IN CHELSEA AND NOT IN REVERE. MY2747 MY2747 STATION RECOVERY (2004) MY2747 MY2747'RECOVERY NOTE BY GEOCACHING 2004 (CEA) MY2747'THE PRATTVILLE SCHOOL IS STILL THERE, HOWEVER, THE CUPOLA IS NOT. MY2747'PRESENTLY, THERE IS A FLAT PLATFORM AT THE PEAK OF THE CENTER ROOF OF MY2747'THE BUILDING, THAT IS BOUNDED BY A NATURAL-COLORED WOODEN RAILING MY2747'FENCE. 1 National Geodetic Survey, Retrieval Date = MARCH 3, 2005 MY0588 *********************************************************************** MY0588 DESIGNATION - TRI STA MY0588 PID - MY0588 MY0588 STATE/COUNTY- MA/SUFFOLK MY0588 USGS QUAD - MY0588 MY0588 *CURRENT SURVEY CONTROL MY0588 ___________________________________________________________________ MY0588* NAD 83(1996)- 42 22 25.09779(N) 071 03 12.76728(W) ADJUSTED MY0588* NAVD 88 - 2.696 (meters) 8.85 (feet) ADJUSTED MY0588 ___________________________________________________________________ MY0588 X - 1,532,221.074 (meters) COMP MY0588 Y - -4,463,439.585 (meters) COMP MY0588 Z - 4,276,338.657 (meters) COMP MY0588 LAPLACE CORR- 2.93 (seconds) DEFLEC99 MY0588 ELLIP HEIGHT- -24.99 (meters) (06/04/02) GPS OBS MY0588 GEOID HEIGHT- -27.68 (meters) GEOID03 MY0588 DYNAMIC HT - 2.695 (meters) 8.84 (feet) COMP MY0588 MODELED GRAV- 980,385.4 (mgal) NAVD 88 MY0588 MY0588 HORZ ORDER - B MY0588 VERT ORDER - FIRST CLASS II MY0588 ELLP ORDER - FOURTH CLASS I MY0588 MY0588.The horizontal coordinates were established by GPS observations MY0588.and adjusted by the National Geodetic Survey in May 2000. MY0588 MY0588.The orthometric height was determined by differential leveling MY0588.and adjusted by the National Geodetic Survey in June 1991. MY0588 MY0588.The X, Y, and Z were computed from the position and the ellipsoidal ht. MY0588 MY0588.The Laplace correction was computed from DEFLEC99 derived deflections. MY0588 MY0588.The ellipsoidal height was determined by GPS observations MY0588.and is referenced to NAD 83. MY0588 MY0588.The geoid height was determined by GEOID03. MY0588 MY0588.The dynamic height is computed by dividing the NAVD 88 MY0588.geopotential number by the normal gravity value computed on the MY0588.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 MY0588.degrees latitude (g = 980.6199 gals.). MY0588 MY0588.The modeled gravity was interpolated from observed gravity values. MY0588 MY0588; North East Units Scale Factor Converg. MY0588;SPC MA M - 902,666.704 236,770.538 MT 0.99996910 +0 17 59.6 MY0588;SPC MA M - 2,961,499.01 776,804.67 sFT 0.99996910 +0 17 59.6 MY0588;UTM 19 - 4,693,304.720 330,925.316 MT 0.99995173 -1 23 03.6 MY0588 MY0588! - Elev Factor x Scale Factor = Combined Factor MY0588!SPC MA M - 1.00000392 x 0.99996910 = 0.99997302 MY0588!UTM 19 - 1.00000392 x 0.99995173 = 0.99995565 MY0588 MY0588 SUPERSEDED SURVEY CONTROL MY0588 MY0588 NAVD 88 (05/22/00) 2.70 (m) 8.9 (f) LEVELING 3 MY0588 NGVD 29 (??/??/92) 2.937 (m) 9.64 (f) ADJ UNCH 1 2 MY0588 MY0588.Superseded values are not recommended for survey control. MY0588.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. MY0588.See file dsdata.txt to determine how the superseded data were derived. MY0588 MY0588_U.S. NATIONAL GRID SPATIAL ADDRESS: 19TCG3092593305(NAD 83) MY0588_MARKER: DS = TRIANGULATION STATION DISK MY0588_SETTING: 30 = CAPSTONE OF DRYDOCK WALL MY0588_MARK LOGO: CGS MY0588_MAGNETIC: N = NO MAGNETIC MATERIAL MY0588_STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY MY0588_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR MY0588+SATELLITE: SATELLITE OBSERVATIONS - January 18, 2005 MY0588 MY0588 HISTORY - Date Condition Report By MY0588 HISTORY - UNK MONUMENTED CGS MY0588 HISTORY - 1965 GOOD NGS MY0588 HISTORY - 19991219 GOOD WOOLPT MY0588 HISTORY - 20030206 GOOD WOOLPT MY0588 HISTORY - 20050118 GOOD BAKER MY0588 MY0588 STATION DESCRIPTION MY0588 MY0588'DESCRIBED BY NATIONAL GEODETIC SURVEY 1965 MY0588'AT CHARLESTOWN. MY0588'AT CHARLESTOWN, AT BOSTON NAVY SHIP YARD, AT U.S. DRY DOCK MY0588'NO. 2, SET IN THE TOP OF THE TOP STONE OF THE EAST STONE WALL OF MY0588'THE DRY DOCK, 123 YARDS NORTH OF THE SOUTH END OF THE DRY MY0588'DOCK AND LEVEL WITH THE BLACK TOP PARKING AREA WHICH SURROUNDS THE MY0588'DRY DOCK. MY0588 MY0588 STATION RECOVERY (1999) MY0588 MY0588'RECOVERY NOTE BY WOOLPERT CONSULTANTS 1999 (ARL) MY0588'THE STATION IS LOCATED APPROXIMATELY 3 KM (1.85 MI) NORTHEAST OF MY0588'BOSTON, 3 KM (1.85 MI) SOUTH OF REVERE AND IS BETWEEN THE USS MY0588'CONSTITION MUSEUM COMPLEX AND THE KOREAN WAR MEMORIAL. OWNERSHIP-- MY0588'STATE OF MASSACHUSETTS. MY0588'TO REACH THE STATION FROM THE JUNCTION OF RUTHERFORD STREET AND MY0588'CHELSEA STREET IN EAST BOSTON, PROCEEED EAST 0.35 MI (0.56 KM) ALONG MY0588'CHELSEA STREET TO THE JUNCTION OF 5TH STREET. TURN RIGHT AND PROCEED MY0588'SOUTHERLY 0.1 MI (0.2 KM) TO THE JUNCTION OF FIRST AVENUE. TURN LEFT MY0588'AND PROCEED NORTHERLY 0.03 MI (0.05 KM) TO THE JUCTION OF TERRY RING MY0588'WAY ON THE RIGHT. TURN RIGHT AND PROCEED 0.05 MI (0.08 KM) MY0588'SOUTHEASTERLY ALONG TERRY RING WAY TO THE STATION ON THE RIGHT SET IN MY0588'THE TOP OF THE HEADWALL FOR OLD DRYDOCK NUMBER 2, NEAR A CAPSTAN. MY0588'THE STATION IS A STANDARD USGS BENCHMARK DISK THAT IS UNSTAMPED, SET MY0588'IN THE TOP OF A 8 FT (2.4 M) BY 3 FT (0.9 M) CONCRETE HEADWALL BLOCK. MY0588'THE STATION IS LOCATED 15.08 M (49.47 FT) SOUTH 12 DEGREES WEST FROM MY0588'THE FIFTH LIGHT POLE SOUTH OF THE JUNCTION OF TERRY RING WAY AND FIRST MY0588'AVENUE, 13.95 M (45.77 FT) NORTH 45 DEGREES WEST OF THE SIXTH LIGHT MY0588'POLE SOUTH OF THE JUNCTION OF TERRY RING WAY AND FIRST AVENUE, 17.84 M MY0588'(58.53 FT) SOUTH 26 DEGREES WEST FROM THE SOUTH CORNER OF THE CONCRETE MY0588'BASE OF THE CAPSTAN, AND IS 0.54M NORTH 56 DEGREES EAST OF THE EDGE OF MY0588'THE DRY DOCK HEADWALL. MY0588 MY0588 STATION RECOVERY (2003) MY0588 MY0588'RECOVERY NOTE BY WOOLPERT CONSULTANTS 2003 (RMC) MY0588'RECOVERED IN GOOD CONDITION. MY0588 MY0588 STATION RECOVERY (2005) MY0588 MY0588'RECOVERY NOTE BY M BAKER JR INCORPORATED 2005 (RP) MY0588'RECOVERED IN GOOD CONDITION. 1 National Geodetic Survey, Retrieval Date = MARCH 3, 2005 MY2467 *********************************************************************** MY2467 DESIGNATION - WETLAND MY2467 PID - MY2467 MY2467 STATE/COUNTY- MA/SUFFOLK MY2467 USGS QUAD - MY2467 MY2467 *CURRENT SURVEY CONTROL MY2467 ___________________________________________________________________ MY2467* NAD 83(1996)- 42 25 50.48141(N) 070 59 50.57461(W) ADJUSTED MY2467* NAVD 88 - 2.6 (meters) 9. (feet) VERTCON MY2467 ___________________________________________________________________ MY2467 LAPLACE CORR- 3.74 (seconds) DEFLEC99 MY2467 GEOID HEIGHT- -27.44 (meters) GEOID03 MY2467 MY2467 HORZ ORDER - SECOND MY2467 MY2467.The horizontal coordinates were established by classical geodetic methods MY2467.and adjusted by the National Geodetic Survey in June 1998. MY2467 MY2467.The NAVD 88 height was computed by applying the VERTCON shift value to MY2467.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) MY2467 MY2467.The Laplace correction was computed from DEFLEC99 derived deflections. MY2467 MY2467.The geoid height was determined by GEOID03. MY2467 MY2467; North East Units Scale Factor Converg. MY2467;SPC MA M - 909,029.432 241,358.943 MT 0.99997259 +0 20 15.4 MY2467;SPC MA M - 2,982,374.06 791,858.47 sFT 0.99997259 +0 20 15.4 MY2467;UTM 19 - 4,699,529.605 335,698.682 MT 0.99993214 -1 20 52.5 MY2467 MY2467! - Elev Factor x Scale Factor = Combined Factor MY2467!SPC MA M - 1.00000389 x 0.99997259 = 0.99997648 MY2467!UTM 19 - 1.00000389 x 0.99993214 = 0.99993603 MY2467 MY2467 SUPERSEDED SURVEY CONTROL MY2467 MY2467 NAD 83(1996)- 42 25 50.48007(N) 070 59 50.57405(W) AD( ) 2 MY2467 NAD 83(1992)- 42 25 50.48007(N) 070 59 50.57418(W) AD( ) 2 MY2467 NAD 83(1992)- 42 25 50.48403(N) 070 59 50.57262(W) AD( ) 2 MY2467 NAD 83(1986)- 42 25 50.48373(N) 070 59 50.57423(W) AD( ) 2 MY2467 NGVD 29 (05/01/88) 2.9 (m) 10. (f) VERT ANG MY2467 MY2467.Superseded values are not recommended for survey control. MY2467.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. MY2467.See file dsdata.txt to determine how the superseded data were derived. MY2467 MY2467_U.S. NATIONAL GRID SPATIAL ADDRESS: 19TCG3569999530(NAD 83) MY2467_MARKER: H = DRILL HOLE MY2467_SETTING: 0 = UNSPECIFIED SETTING MY2467_MAGNETIC: O = OTHER; SEE DESCRIPTION MY2467_STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY MY2467 MY2467 HISTORY - Date Condition Report By MY2467 HISTORY - 1978 MONUMENTED MAGS MY2467 HISTORY - 20041231 POOR GEOCAC MY2467 MY2467 STATION DESCRIPTION MY2467 MY2467'DESCRIBED BY MASSACHUSETTS GEODETIC SURVEY 1978 (WJK) MY2467'THE STATION IS LOCATED ABOUT 5.3 KM (3.3 MI) MY2467'SOUTHWEST OF LYNN CITY HALL, MY2467'2.8 KM (1.75 MI) NORTHEAST OF REVERE CITY HALL AND SET IN A DRILL MY2467'HOLE IN THE CONCRETE SIDEWALK AT THE SOUTHEAST CORNER OF THE BRIDGE MY2467'CARRYING ROUTE 107 OVER THE PINES RIVER. MY2467'OWNERSHIP--MASSACHUSETTS DPW. MY2467' MY2467'TO REACH THE STATION FROM THE REVERE CITY HALL, GO NORTHEAST ON MY2467'ROUTE 107 FOR 1.6 KM (1.0 MI) TO THE ROTARY AT ROUTE 60. CONTINUE MY2467'NORTHEAST ON ROUTE 107 FOR 1.2 KM (0.75 MI) TO THE STATION ON THE MY2467'RIGHT. MY2467' MY2467'THE STATION IS A MAGS DISK, MY2467'STAMPED---WETLAND---, MY2467'SET INTO A DRILL HOLE IN THE CONCRETE SIDEWALK OF BRIDGE. MY2467'15.2 METERS (50.0 FT) SOUTH FROM THE REVERE LYNN CORP BOUNDRY, MY2467'9.9 METERS (32.53 FT) SOUTHWEST FROM THE SOUTHWEST CORNER OF THE MY2467'SECOND CONCRETE POST FROM THE END OF BRIDGE, MY2467'3.4 METERS (11.0 FT) NORTHEAST FROM THE WOODEN LIGHT POLE NUMBER MY2467'ME603, MY2467'1.4 METERS (4.44 FT) SOUTHEAST FROM THE EAST SIDE OF A CONCRETE MY2467'WHEEL GUARD AND MY2467'0.8 METERS (2.49 FT) NORTH FROM THE NORTHWEST CORNER OF THE FIRST MY2467'CONCRETE POST AT THE END OF BRIDGE. MY2467' MY2467'HEIGHT OF LIGHT SHOWN WAS 1.5 METERS ABOVE THE MARK. MY2467' MY2467'DESCRIBED BY W.J. KENNEDY, MAGS. MY2467'THE STATION WAS RECOVERED IN 1987 AND THE TOP PART OF THE DISK HAS MY2467'BEEN TORN OFF BUT THE STEM REMAINS SOLID AND GOOD. MY2467 MY2467 STATION RECOVERY (2004) MY2467 MY2467'RECOVERY NOTE BY GEOCACHING 2004 (CEA) MY2467'RECOVERED AS DESCRIBED IN THE PREVIOUS LOG. THE MARK IS AT THE CENTER MY2467'OF A FADED YELLOW PAINTED CROSS.