STATE OF OHIO CONTENTS BASE LINE DESIGNATION STATE COUNTY QUAD ASHTABULA CBL (2006 VERIFIED) OHIO ASHTABULA N410804 BARNESVILLE (2006 REMEASURED) OHIO BELMONT N400812 BATAVIA CBL OHIO CLERMONT N390842 BOLTON CBL (2006 VERIFIED) OHIO FRANKLIN N390831 CINCINNATI OHIO HAMILTON N390843 COSHOCTON CBL (1990 REMEASURED) OHIO COSHOCTON N400813 COSHOCTON 2 CBL OHIO COSHOCTON N400813 DEFIANCE CBL (2006 UNSTABLE) OHIO DEFIANCE N410842 MORGAN CBL OHIO MORGAN N390814 RAVENNA CBL (2006 REMEASURED) OHIO PORTAGE N410812 TREATY LANDS CBL (2001 VERIFIED) OHIO AUGLAIZE N400841 ZANESVILLE CBL (2006 REMEASURED) OHIO MUSKINGUM N390821 US DEPARTMENT OF COMMERCE - NOAA CALIBRATION BASE LINE DATA QUAD: N410804 NOS - NATIONAL GEODETIC SURVEY BASE LINE DESIGNATION: ASHTABULA CBL OHIO ROCKVILLE MD 20852 PROJECT ACCESSION NUMBER: 15849 ASHTABULA COUNTY NEAREST TOWN: JEFFERSON LIST OF ADJUSTED DISTANCES (OCTOBER 30, 1989) ADJ. DIST.(M) ADJ. DIST.(M) STD. FROM STATION ELEV.(M) TO STATION ELEV.(M) HORIZONTAL MARK - MARK ERROR(MM) 0 304.800 150 304.220 149.9930 149.9942 0.1 0 304.800 430 303.619 429.9848 429.9864 0.3 0 304.800 1000 302.265 1000.0017 1000.0049 0.5 150 304.220 430 303.619 279.9918 279.9924 0.3 150 304.220 1000 302.265 850.0086 850.0109 0.4 430 303.619 1000 302.265 570.0169 570.0185 0.3 DESCRIPTION OF ASHTABULA BASE LINE YEAR MEASURED: 1989 (VERIFIED 2006) CHIEF OF PARTY: LPB THE BASELINE IS LOCATED AT THE ASHTABULA COUNTY AIRPORT, ABOUT 20.9 KM (13.0 MI) EAST OF GENEVA, 13.3 KM (8.25 MI) SOUTHEAST OF ASHTABULA, AND 7.2 KM (4.5 MI) NORTHEAST OF JEFFERSON. IT LIES ALONG THE NORTH SIDE OF THE TAXIWAY AT THE AIRPORT. THE BASELINE IS AN EAST-WEST LINE WITH THE 0-METER POINT ON THE EAST END. IT CONSISTS OF THE 0, 150, 430, AND 1000-METER POINTS WITH A 100-FOOT TAPE CALIBRATION STATION LOCATED BETWEEN AND IN LINE WITH THE 0 AND 150 METER POINTS. TO REACH THE 0-METER POINT FROM THE INTERSECTION OF STATE HIGHWAY 11&46 AND INTERSTATE HIGHWAY 90, SOUTH OF ASHTABULA, GO SOUTH ON STATE HIGHWAY 11&46 FOR 2.2 KM (1.4 MI) TO THE INTERSECTION OF STATE HIGHWAY 46 (EXIT JEFFERSON). TAKE THE JEFFERSON EXIT, TURN RIGHT AND GO SOUTH ON STATE HIGHWAY 46 FOR 2.5 KM (1.6 MI) TO THE INTERSECTION OF GRIGGS ROAD ON THE LEFT. TURN LEFT AND GO EAST ON GRIGGS ROAD FOR 4.3 KM (2.7 MI) TO THE INTERSECTION OF BROWN ROAD AT GRIGGS CORNERS. TURN RIGHT AND GO SOUTH ON BROWN ROAD FOR 1.15 KM (0.7 MI) TO AIRPORT ROAD ON THE LEFT. TURN LEFT AND GO EAST ON AIRPORT ROAD FOR 0.85 KM (0.5 MI) TO THE AIRPORT OFFICE ON THE RIGHT. CONTINUE EAST ON AIRPORT ROAD 0.04 KM (0.02 MI) TO THE END OF THE AIRPORT'S PARKING LOT ON THE RIGHT. TURN RIGHT AND GO SOUTH ACROSS THE PARKING LOT 0.06 KM (0.04 MI) AND PASS THROUGH A CHAIN LINK FENCE GATE. CONTINUE SOUTH ON THE PAVEMENT FOR 0.2 KM (0.1 MI) TO A TAXIWAY ON THE LEFT. TURN LEFT AND GO EAST ON THE TAXIWAY FOR 0.1 KM (0.06 MI) TO THE 1000-METER POINT ON THE LEFT. CONTINUE EAST ON THE TAXIWAY FOR 0.57 KM (0.4 MI) TO THE 430-METER POINT ON THE LEFT. CONINUE EAST ON THE TAXIWAY FOR 0.28 KM (0.2 MI) TO THE 150-METER POINT ON THE LEFT. CONTINUE EAST ON THE TAXIWAY FOR 0.15 KM (0.09 MI) TO THE 0-METER POINT ON THE LEFT. THE 0-METER POINT IS A STANDARD NGS CALIBRATION BASELINE DISK STAMPED "0 M 1989" SET IN THE TOP OF A 30 CM (12 IN) ROUND CONCRETE POST RECESSED 8 CM (3 IN) BELOW THE SURFACE OF THE GROUND. IT IS 15.4 M (50.5) NORTH OF THE NORTH EDGE OF THE TAXIWAY AND 1.0 M (3.3 FT) SOUTH OF A FIBERGLASS WITNESS POST. THE 150-METER POINT IS A STANDARD NGS CALIBRATION BASELINE DISK STAMPED "150 M 1989" SET IN THE TOP OF A 30 CM (12 IN) ROUND CONCRETE POST FLUSH WITH THE SURFACE OF THE GROUND. IT IS 15.6 M (51.2 FT) NORTH OF THE NORTH EDGE OF THE TAXIWAY AND 1.0 M (3.3 FT) SOUTH OF A FIBERGLASS WITNESS POST. THE 430-METER POINT IS A STANDARD NGS CALIBRATION BASELINE DISK STAMPED "430 M 1989" SET IN THE TOP OF A 30 CM (12 IN) ROUND CONCRETE POST FLUSH WITH THE SURFACE OF THE GROUND. IT IS 15.6 M (51.2 FT) NORTH OF THE NORTH EDGE OF THE TAXIWAY AND 1.0 M (3.3 FT) SOUTH OF A FIBERGLASS WITNESS POST. THE 1000-METER POINT IS A STANDARD NGS CALIBRATION BASELINE DISK STAMPED "1000 M 1989" SET IN THE TOP OF A 30 CM (12 IN) ROUND CONCRETE POST FLUSH WITH THE SURFACE OF THE GROUND. IT IS 15.4 M (50.5 FT) NORTH OF THE NORTH EDGE OF THE TAXIWAY AND 1.0 M (3.3 FT) SOUTH OF A FIBERGLASS WITNESS POST. USER NOTES: CBL USERS SHOULD TAKE CARE IN PLUMBING OVER ALL POINTS. ELEVATIONS ARE FOR CBL USE ONLY. BASELINE INFORMATION IS ALSO AVAILABLE AT THE AIRPORT OFFICE. THIS CALIBRATION BASELINE WAS ESTABLISHED IN CONJUNCTION WITH THE ASHTABULA COUNTY COMMISSIONERS AND THE PROFESSIONAL LAND SURVEYORS OF OHIO. FOR MORE INFORMATION CONTACT THE ASHTABULA COUNTY ENGINEER'S OFFICE, 25 WEST JEFFERSON STREET, JEFFERSON, OH 44047, TELEPHONE 440-576-3708. CBL users should obtain permission to enter airport property from the airport manager, telephone 440-576-9271. POSITIONS OF CBL POINTS FOR LOCATION BY HANDHELD GPS. THESE ARE LOW ACCURACY POSITIONS ESTABLISHED FOR FINDING THE POINTS ONLY. MARK LATITUDE LONGITUDE 0 N41 46 50.2 W080 41 12.7 150 N41 46 49.3 W080 41 19.1 430 N41 46 47.6 W080 41 31.0 1000 N41 46 43.8 W080 41 55.2 US DEPARTMENT OF COMMERCE - NOAA CALIBRATION BASE LINE DATA QUAD: N400812 NOS - NATIONAL GEODETIC SURVEY BASE LINE DESIGNATION: BARNESVILLE CBL OHIO SILVER SPRING MD 20910 PROJECT ACCESSION NUMBER: 15849 BELMONT COUNTY NEAREST TOWN: BARNESVILLE LIST OF ADJUSTED DISTANCES (10/ 3/2007) ADJ. DIST.(M) ADJ. DIST.(M) STD. FROM STATION ELEV.(M) TO STATION ELEV.(M) HORIZONTAL MARK - MARK ERROR(MM) DOUGHTY 1986 401.176 150 400.342 149.9983 150.0006 .1 DOUGHTY 1986 401.176 430 396.704 430.0447 430.0679 .2 DOUGHTY 1986 401.176 DOUGHTY AZ MK 1986 400.203 1299.9275 1299.9279 .3 150 400.342 430 396.704 280.0464 280.0700 .1 150 400.342 DOUGHTY AZ MK 1986 400.203 1149.9291 1149.9292 .2 430 396.704 DOUGHTY AZ MK 1986 400.203 869.8824 869.8895 .1 DESCRIPTION OF BARNESVILLE BASE LINE YEAR MEASURED: 1985 YEAR REVISED: 2006 THE BASELINE IS LOCATED ABOUT 32.18 KM (20 MI) EAST OF CAMBRIDGE AND 40.23 KM (25 MI) WEST OF WHEELING, WEST VIRGINIA, AT THE AIRPORT LOCATED 2.25 KM (1.4 MI) WEST OF BARNESVILLE, ALONG THE SOUTH SIDE OF THE RUNWAY. OWNERSHIP IS VILLAGE OF BARNESVILLE. TO REACH THE BASE LINE FROM THE JUNCTION OF OHIO STATE HIGHWAYS 800 (CHESTNUT STREET) AND 147 (MAIN STREET) IN DOWNTOWN BARNESVILLE, GO WEST FOR 2.57 KM (1.6 MI) TO THE AIRPORT ROAD ON THE RIGHT, TURN RIGHT AND GO NORTH FOR 0.16 KM (0.1 MI) TO THE 1300 METER POINT ON THE RIGHT. TO REACH THE OTHER MARKS, GO EAST ALONG THE SOUTH SIDE OF THE RUNWAY FOR 0.80 KM (0.5 MI) TO THE 430 METER POINT, CONTINUE EAST FOR 0.24 KM (0.15 MI) TO THE 150 METER POINT, CONTINUE EAST FOR 0.16 KM (0.1 MI) TO THE 0 METER POINT. THE ENTIRE AIRPORT PROPERTY IS NOW ENCLOSED BY A DEER FENCE WITH AUTOMATIC GATE. THE GATE OPENS AUTOMATICALLY UPON CLOSE APPROACH OF VEHICLE. THE BASE LINE IS AN EAST-WEST LINE WITH THE 0 METER POINT ON THE EAST END. IT IS MADE UP OF 0, 150, 430, AND 1300 METER POINTS, WITH A MARK FOR THE CALIBRATION OF 100 FOOT TAPES SET WEST OF THE 0 METER POINT. ALL MARKS ARE SET ON A LINE SOUTH OF THE SOUTH EDGE OF THE RUNWAY. THE 0 METER POINT IS A STANDARD NGS DISK NOT STAMPED SET INTO THE TOP OF A ROUND CONCRETE MONUMENT 66 CM (26 IN) IN DIAMETER FLUSH WITH THE GROUND LOCATED 57.8 M (189.6 FT) EAST FROM THE EAST EDGE OF THE RUNWAY, 7.9 M (25.9 FT) NORTH FROM THE WITNESS POST, AND 5.0 M (16.4 FT) WEST FROM THE CREST OF A DOWNWARD SLOPE. THE 150 METER POINT IS A STANDARD NGS DISK NOT STAMPED SET INTO THE TOP OF A ROUND CONCRETE MONUMENT 66 CM (26 IN ) IN DIAMETER FLUSH WITH THE GROUND LOCATED 1150.0 M (3772.9 FT) EAST FROM THE 1300 METER POINT, 7.61 M (25.0 FT) NORTH FROM THE WITNESS POST, AND 5.9 M (19.35 FT) SOUTH FROM THE SOUTH EDGE OF THE RUNWAY. THE 430 METER POINT IS A STANDARD NGS DISK NOT STAMPED SET INTO THE TOP OF A ROUND CONCRETE MONUMENT 66 CM (26 IN) IN DIAMETER FLUSH WITH THE GROUND LOCATED 870.0 M (2854.3 FT) EAST FROM THE 1300 METER POINT, 5.9 M (19.35 FT) SOUTH FROM THE SOUTH EDGE OF THE RUNWAY, AND 6.1 M (20.0 FT) NORTH FROM THE WITNESS POST. THE 1300 METER POINT IS A STANDARD NGS DISK NOT STAMPED SET INTO THE TOP OF A ROUND CONCRETE MONUMENT 66 CM (26 IN) IN DIAMETER FLUSH WITH THE GROUND LOCATED 23.9 M (78.4 FT) WSW FROM THE SOUTHWEST CORNER OF THE RUNWAY, 19.5 M (64.0 FT) EAST FROM THE CENTERLINE OF THE AIRPORT ROAD, AND 4.3 M (14.1 FT) NORTH FROM THE WITNESS POST. THIS BASE LINE WAS ESTABLISHED IN CONJUNCTION WITH THE OHIO VALLEY ASSOCIATION OF PROFESSIONAL LAND SURVEYORS. FOR FURTHER FURTHER INFORMATION CONTACT COUNTY ENGINEERS OFFICE, BELMONT COURTHOUSE, ST. CLAIRSVILLE, OHIO 43950, TELEPHONE 740-699-2160 POSITIONS OF CBL POINTS FOR LOCATION BY HANDHELD GPS. THESE ARE LOW ACCURACY POSITIONS ESTABLISHED FOR FINDING THE POINTS ONLY. MARK LATITUDE LONGITUDE 0 N40 00 09.5 W081 11 02.4 150 N40 00 09.3 W081 11 08.7 430 N40 00 08.9 W081 11 20.7 1300 N40 00 07.0 W081 11 57.2 US DEPARTMENT OF COMMERCE - NOAA CALIBRATION BASE LINE DATA QUAD: N390842 NOS - NATIONAL GEODETIC SURVEY BASE LINE DESIGNATION: BATAVIA CBL OHIO SILVER SPRING MD 20910 - JULY 11, 2002 PROJECT ACCESSION NUMBER: 15849 CLERMONT COUNTY NEAREST TOWN: BATAVIA LIST OF ADJUSTED DISTANCES (MAY 28, 2002) ADJ. DIST.(M) ADJ. DIST.(M) STD. FROM STATION ELEV.(M) TO STATION ELEV.(M) HORIZONTAL MARK - MARK ERROR(MM) A 1985 272.379 B 1985 272.266 101.0177 101.0178 .1 A 1985 272.379 C 1985 272.696 303.0513 303.0515 .2 A 1985 272.379 G 1985 274.235 910.0637 910.0656 .2 B 1985 272.266 C 1985 272.696 202.0336 202.0341 .1 B 1985 272.266 G 1985 274.235 809.0459 809.0483 .2 C 1985 272.696 G 1985 274.235 607.0123 607.0143 .1 DESCRIPTION OF BATAVIA BASE LINE YEAR MEASURED: 2001 LATITUDE: 39 04 32 LONGITUDE: 084 06 53 AZIMUTH: 109 CHIEF OF PARTY: DAC THIS BASE LINE IS LOCATED ABOUT 5 KM (3 MI) EAST OF BATAVIA AND 31 KM (19 MI) EAST OF CINCINNATI, 14 KM (9 MI) EAST OF THE JUNCTION OF INTERSTATE 275 AND STATE ROUTE 32. THIS BASE LINE IS A WEST NORTHWEST - EAST SOUTHEAST LINE WITH THE 0 METER POINT LOCATED AT THE WEST END. THE CBL CONSISTS OF THE 0, 101, 303, AND THE 910 METER POINTS. NOTE: BE AWARE THAT THE PROFESSIONAL LAND SURVEYORS OF OHIO SET NINE MARKS TOTAL IN THIS BASE LINE. USE CARE IN SELECTING THE CORRECT FOUR WHEN USING THIS DATA. TO REACH THE BASE LINE FROM THE STATE ROUTE 32 EXIT TO FRONT WHEEL DRIVE LOCATED 14 KM (9 MI) EAST OF THE JUNCTION OF INTERSTATE 275 AND STATE ROUTE 32, GO EAST ON FRONT WHEEL DRIVE FOR 0.5 KM (0.35 MI) TO THE 0-METER POINT ON THE LEFT. THE 0 METER POINT IS A SW PLSO DISK STAMPED "A 1985" SET IN THE TOP OF A 30 CM (12 IN) DIAMETER CONCRETE POST FLUSH WITH THE SURFACE OF THE GROUND. IT IS: 14.2 M (46.5 FT) WEST OF A 6 INCH DIAMETER WOODEN FENCE POST, 10.8 M (35.5 FT) NORTH OF THE CENTERLINE OF FRONT WHEEL DRIVE, 2.5 M ( 8.2 FT) SOUTH OF A FIBERGLASS WITNESS POST IN THE FENCE LINE, AND 1.0 M (3.3 FT) EAST OF A FLUSH SET CONCRETE MONUMENT WITH A SW PLSO DISK STAMPED "A-1 1985". THE 101 METER POINT IS A SW PLSO DISK STAMPED "B 1985" SET IN THE TOP OF A 30 CM (12 IN) DIAMETER CONCRETE POST FLUSH WITH THE SURFACE OF THE GROUND. IT IS: 11.1 M (36.5 FT) NORTH OF THE CENTERLINE OF FRONT WHEEL DRIVE AND 2.2 M (7.2 FT) SOUTH OF A FIBERGLASS WITNESS POST SET IN THE WIRE RIGHT-OF-WAY FENCE. THE 303 METER POINT IS A SW PLSO DISK STAMPED "C 1985" SET IN THE TOP OF A 30 CM (12 IN) DIAMETER CONCRETE POST FLUSH WITH THE SURFACE OF THE GROUND. IT IS: 11.6 M (38.0 FT) NORTH OF THE CENTERLINE OF FRONT WHEEL DRIVE AND 2.1 M (6.9 FT) SOUTH OF A FIBERGLASS WITNESS POST SET IN THE WIRE RIGHT-OF-WAY FENCE. THE 910 METER POINT IS A SW PLSO DISK STAMPED "G 1985" SET IN THE TOP OF A 30 CM (12 IN) DIAMETER CONCRETE POST FLUSH WITH THE SURFACE OF THE GROUND. IT IS: 11.0 M (36.0 FT) NORTH OF THE CENTERLINE OF FRONT WHEEL DRIVE, 2.7 M (8.9 FT) SOUTH OF A FIBERGLASS WITNESS POST SET IN THE WIRE RIGHT-OF-WAY FENCE AND 1.2 M (4.4 FT) EAST OF THE CENTERLINE OF CURLISS DRIVE. USER NOTES: CBL USERS SHOULD TAKE CARE IN PLUMBING OVER ALL POINTS. ELEVATIONS ARE FOR CBL USE ONLY. THIS BASE LINE WAS ESTABLISHED IN CONJUNCTION WITH THE PROFESSIONAL LAND SURVEYORS OF OHIO (PLSO). FOR FURTHER INFORMATION, PLEASE CONTACT THE CLERMONT COUNTY ENGINEER'S OFFICE, 2381 CLERMONT CENTER DRIVE, BATAVIA, OHIO 45103, TELEPHONE: 513-732-8857. US DEPARTMENT OF COMMERCE - NOAA CALIBRATION BASE LINE DATA QUAD: N390831 NOS - NATIONAL GEODETIC SURVEY BASE LINE DESIGNATION: BOLTON CBL OHIO SILVER SPRING MD 20910 - JULY 11, 2002 PROJECT ACCESSION NUMBER: 15849 FRANKLIN COUNTY NEAREST TOWN: COLUMBUS LIST OF ADJUSTED DISTANCES (MAY 28, 2002) ADJ. DIST.(M) ADJ. DIST.(M) STD. FROM STATION ELEV.(M) TO STATION ELEV.(M) HORIZONTAL MARK - MARK ERROR(MM) 0 M. 1985 272.774 150 M. 1985 272.749 150.0038 150.0038 .1 0 M. 1985 272.774 430 M. 1985 273.453 430.0083 430.0088 .1 0 M. 1985 272.774 1050 M. 1985 273.575 1050.0068 1050.0071 .2 150 M. 1985 272.749 430 M. 1985 273.453 280.0044 280.0053 .1 150 M. 1985 272.749 1050 M. 1985 273.575 900.0029 900.0033 .1 430 M. 1985 273.453 1050 M. 1985 273.575 619.9985 619.9986 .1 DESCRIPTION OF BOLTON BASE LINE YEAR MEASURED: 1986 YEAR REMEASURED: 1992, 2001, 2006 LATITUDE: 39 53 30 LONGITUDE: 083 09 15 AZIMUTH: 092 CHIEF OF PARTY: DAC THIS BASE LINE IS LOCATED ABOUT 16.1 KM (10.0 MI) SOUTHWEST OF DOWNTOWN COLUMBUS. THE BASE LINE RUNS NEAR THE SOUTH END OF BOLTON FIELD AIRPORT. THE BASE LINE RUNS ALONG AND IS APPROXIMATELY PARALLEL WITH THE NORTH EDGE OF JOHNSON ROAD. THIS BASE LINE IS A EAST-WEST LINE WITH THE 0 METER POINT LOCATED AT THE WEST END. IT CONSISTS OF THE 0, 150, 430, AND THE 1050 METER POINTS WITH A 100-FT TAPE CALIBRATION STATION LOCATED ON LINE AND EAST OF THE 0-METER POINT. TO REACH THE 0-METER POINT FROM THE JUNCTION OF INTERSTATE HIGHWAY 270 (EXIT 5) AND GEORGEVILLE ROAD, LOCATED 11 KM (7 MI) SOUTHWEST OF DOWNTOWN COLUMBUS, GO SOUTHWEST ON GEORGEVILLE ROAD FOR 2.3 KM (1.4 MI) TO THE T-JUNCTION OF NORTON ROAD. TURN LEFT AND GO SOUTH ON NORTON ROAD FOR 2.9 KM (1.8 MI) TO THE INTERSECTION OF JOHNSON ROAD AND THE 0-METER POINT ON THE LEFT. THE 0-METER POINT IS A STANDARD NGS CALIBRATION BASE LINE DISK STAMPED "0 M. 1985" SET IN THE TOP OF A 25 CM (10 IN) DIAMETER CONCRETE POST PROJECTING 2.5 CM (1 IN) ABOVE THE SURFACE OF THE GROUND THAT IS SURROUNDED BY THREE METAL WITNESS POSTS WITH SIGNS. IT IS 27.8 M (91.2 FT) EAST OF THE CENTERLINE OF NORTON ROAD, 24.2 M (79.4 FT) NORTH OF, AND ABOUT 1.0 M (3.3 FT) HIGHER THAN, THE CENTERLINE OF JOHNSON ROAD, AND 22.4 M (73.5 FT) EAST OF A FIRE HYDRANT. THE 150-METER POINT IS A STANDARD NGS CALIBRATION BASE LINE DISK STAMPED "150 M. 1985" SET IN THE TOP OF A 25 CM (10 IN) DIAMETER CONCRETE POST FLUSH WITH THE SURFACE OF THE GROUND THAT IS SURROUNDED BY THREE METAL WITNESS POSTS WITH SIGNS. IT IS 37.8 M (124.0 FT) WEST OF THE SOUTHWEST CORNER OF A CONCRETE CULVERT, 23.8 M (78.1 FT) NORTH OF, AND ABOUT 2.0 M (6.6 FT) HIGHER THAN THE CENTERLINE OF JOHNSON ROAD, AND 19.6 M (64.3 FT) NORTH-NORTHEAST OF WOODEN UTILITY POLE # 191-17. THE 430-METER POINT IS A STANDARD NGS CALIBRATION BASE LINE DISK STAMPED "430 M. 1985" SET IN THE TOP OF A 27 CM (11 IN) DIAMETER CONCRETE POST PROJECTING 5 CM (2 IN) ABOVE THE SURFACE OF THE GROUND THAT IS SURROUNDED BY THREE METAL WITNESS POSTS WITH SIGNS. IT IS 165.1 M (541.7 FT) WEST OF A TALL CHAIN LINK FENCE, 22.8 M (74.8 FT) NORTH OF, AND ABOUT LEVEL WITH, THE CENTERLINE OF JOHNSON ROAD, AND 8.4 M (27.6 FT) NORTHWEST OF A LARGE OAK TREE. THE 1050-METER POINT IS A STANDARD NGS CALIBRATION BASE LINE DISK STAMPED "1050 M. 1985" SET IN THE TOP OF A 26 CM (10 IN) DIAMETER CONCRETE POST FLUSH WITH THE SURFACE OF THE GROUND THAT IS SURROUNDED BY THREE METAL WITNESS POSTS WITH SIGNS. IT IS 47.6 M (156.2 FT) EAST OF A TALL CHAIN LINK FENCE, 20.9 M (68.6 FT) NORTH OF, AND ABOUT LEVEL WITH, THE CENTERLINE OF JOHNSON ROAD, AND 20.9 M (20.9 FT) NORTHWEST OF A FIRE HYDRANT. THE 100-FOOT TAPE CALIBRATION STATION IS STANDARD NGS CALIBRATION BASE LINE DISK STAMPED "100 FT 1992" SET IN THE TOP OF A 30 CM (12 IN) DIAMETER CONCRETE POST FLUSH WITH THE SURFACE OF THE GROUND. IT IS 58.2 M (190.9 FT) EAST OF THE CENTERLINE OF NORTON ROAD, 24.0 M (78.7 FT) NORTH OF, AND ABOUT 1.0 M (3.3 FT) HIGHER THAN, THE CENTERLINE OF JOHNSON ROAD, AND 20.1 M (65.9 FT) NORTH- NORTHEAST OF WOODEN UTILITY POLE # 191-19. USER NOTES: CBL USERS SHOULD TAKE CARE IN PLUMBING OVER ALL POINTS. ELEVATIONS ARE FOR CBL USE ONLY. THERE ARE TWO FENCES THAT CROSS THE BASE LINE BETWEEN THE 430 AND 1050 METER POINTS. HOLES HAVE BEEN CUT IN THESE FENCES TO ELIMINATE POSSIBLE INTERFERENCE. THIS CALIBRATION BASE LINE WAS ESTABLISHED IN CONJUNCTION WITH OHIO STATE UNIVERSITY AND REMEASURED WITH ASSISTANCE FROM THE FRANKLIN COUNTY ENGINEER'S OFFICE. FOR MORE INFORMATION PLEASE CONTACT MR. DEAN RINGLE, FRANKLIN COUNTY ENGINEER'S OFFICE, 970 DUBLIN ROAD, COLUMBUS, OH 43215, TELEPHONE 614-462-3050 POSITIONS OF CBL POINTS FOR LOCATION BY HANDHELD GPS. THESE ARE LOW ACCURACY POSITIONS ESTABLISHED FOR FINDING THE POINTS ONLY. MARK LATITUDE LONGITUDE 0 N39 53 29.7 W083 09 15.3 150 N39 53 29.4 W083 09 09.0 430 N39 53 29.1 W083 08 57.1 1050 N39 53 28.0 W083 08 31.4 US DEPARTMENT OF COMMERCE - NOAA CALIBRATION BASE LINE DATA QUAD: N390843 NOS - NATIONAL GEODETIC SURVEY BASE LINE DESIGNATION: CINCINNATI OHIO ROCKVILLE MD 20852 - OCTOBER 29, 1986 PROJECT ACCESSION NUMBER: G15849 HAMILTON COUNTY LIST OF ADJUSTED DISTANCES (JANUARY 29, 1980) ADJ. DIST.(M) ADJ. DIST.(M) STD. FROM STATION ELEV.(M) TO STATION ELEV.(M) HORIZONTAL MARK - MARK ERROR(MM) 0 169.91 801 160.11 801.4604 801.5204 0.5 0 169.91 951 160.74 951.4613 951.5055 0.6 0 169.91 1381 159.69 1381.8501 1381.8879 0.9 801 160.11 951 160.74 150.0007 150.0021 0.3 801 160.11 1381 159.69 580.3893 580.3894 0.6 951 160.74 1381 159.69 430.3886 430.3898 0.5 DESCRIPTION OF CINCINNATI BASE LINE YEAR MEASURED: 1976 CHIEF OF PARTY: MDC THE BASE LINE IS LOCATED ABOUT 12 MILES WEST-NORTHWEST OF CINCINNATI, 3 MILES NORTH OF I-74, 2 MILES NORTH OF MIAMITOWN, 1/2 MILE WEST OF THE GREAT MIAMI RIVER AND ALONG THE WEST SIDE OF STATE HIGHWAY 128. TO REACH THE BASE LINE FROM THE JUNCTION OF INTERSTATE HIGHWAY 74 AND STATE HIGHWAY 128, 10 MILES WEST OF CINCINNATI, GO NORTH ON STATE HIGHWAY 128 FOR 0.7 MILE TO THE MAIN CROSSROADS IN MIAMITOWN AT A STOP LIGHT. CONTINUE NORTH ON STATE HIGHWAY 128 FOR 2.3 MILES TO THE 0 METER POINT ON THE LEFT AND MILE POST 8 ON THE RIGHT. THE 0 METER POINT IS 44 FEET NORTHWEST OF THE CENTER OF STATE HIGHWAY 128, 11 FEET NORTHWEST OF A DRAINAGE DITCH AND 6 FEET SOUTH OF A TRIPLE TRUNKED TREE. THE MARK IS SITTING ON A BANK ABOUT 8 FEET HIGHER THAN THE ROAD. THE BASE LINE RUNS ALONG THE WEST SIDE OF STATE HIGHWAY 128 BETWEEN TWO RIDGES. THERE IS A CEMENT AND GRAVEL PLACE ON THE EAST SIDE OF THE ROAD ACROSS FROM THE 801 AND 951 METER POINTS. THE BASE LINE IS A NORTHEAST-SOUTHWEST LINE WITH THE 0 METER POINT ON THE SOUTHWEST END. IT CONSISTS OF THE 0, 801, 951, AND 1381 METER POINTS WITH A MARK SET 100 FEET NORTHEAST OF THE 801 METER POINT TO BE USED FOR TAPE CALIBRATION. ALL THE MARKS ARE PLAIN DISKS WITH A PUNCH HOLE IN THE CENTER TO MARK THE POINT HELD. THEY ARE SET IN THE TOP OF 6-INCH ROUND CONCRETE POSTS FLUSH WITH THE GROUND. THE BASE LINE WAS ESTABLISHED IN CONJUNCTION WITH THE PROFESSIONAL LAND SURVEYORS OF OHIO AND THE HAMILTON COUNTY SURVEY DEPARTMENT. FOR FURTHER INFORMATION CONTACT MR. BUFORD L. PAYNE AT THE DEPARTMENT OF SANITATION. HIS ADDRESS IS DEPUTY SANITATION ENGINEER 1000 MAIN STREET ROOM 232 HAMILTON COUNTY COURTHOUSE IN CINCINNATI 45202, HIS PHONE IS 513-632-8431. US DEPARTMENT OF COMMERCE - NOAA CALIBRATION BASE LINE DATA QUAD: N400813 NOS - NATIONAL GEODETIC SURVEY BASE LINE DESIGNATION: COSHOCTON CBL OHIO ROCKVILLE MD 20852 PROJECT ACCESSION NUMBER: 15849 COSHOCTON COUNTY NEAREST TOWN: CANAL LEWISVILLE LIST OF ADJUSTED DISTANCES (OCTOBER 19, 1990) ADJ. DIST.(M) ADJ. DIST.(M) STD. FROM STATION ELEV.(M) TO STATION ELEV.(M) HORIZONTAL MARK - MARK ERROR(MM) 0 295.660 150 296.022 149.9908 149.9913 0.1 0 295.660 425 296.592 424.9998 425.0008 0.4 0 295.660 1300 297.832 1300.0068 1300.0086 0.5 150 296.022 425 296.592 275.0089 275.0095 0.4 150 296.022 1300 297.832 1150.0160 1150.0174 0.5 425 296.592 1300 297.832 875.0071 875.0080 0.4 A TAPE CALIBRATION MONUMENT WAS SET AT THE 100 FOOT POINT OF THE BASE LINE. THE REDUCED MARK TO MARK DISTANCE IS 100.015 FT. DESCRIPTION OF COSHOCTON BASE LINE YEAR MEASURED: 1978 YEAR REMEASURED: 1990 CHIEF OF PARTY: LPB THE BASE LINE IS LOCATED ABOUT 4.0 KM (2.5 MI) NORTH OF COSHOCTON, AND 1.6 KM (1.0 MI) NORTHWEST OF CANAL LEWISVILLE. IT LIES ALONG THE SOUTHEAST SIDE OF AND APPROXIMATELY PARALLEL TO THE COSHOCTON COUNTY AIRPORT RUNWAY IN LOT 21, FOURTH QUARTER, RANGE 6 WEST, TOWNSHIP 6 NORTH, KEENE TOWNSHIP, IN COSHOCTON COUNTY. TO REACH THE BASE LINE FROM THE INTERSECTION OF US HIGHWAY 36 AND STATE HIGHWAY 83, NORTH OF COSHOCTON, GO NORTHEAST ON HIGHWAY 36 FOR 2.1 KM (1.3 MI) TO THE INTERSECTION OF DREHER ROAD ON THE RIGHT, AND COUNTY ROAD 202 ON THE LEFT. TURN LEFT AND GO NORTH ON COUNTY ROAD 202 FOR 1.1 KM (0.7 MI) TO THE AIRPORT PARKING LOT. TURN LEFT AND GO SOUTHWEST ON THE PAVEMENT FOR 0.1 KM (0.05 MI) TO A LOCKED GATE AND THE MANAGERS OFFICE. PASS THROUGH THE GATE AND PROCEED SOUTHWESTERLY TO THE TAXIWAY. TURN LEFT AND GO SOUTHWEST ON THE TAXIWAY FOR 0.3 KM (0.2 MI) TO THE RUNWAY AND THE 0-METER POINT ON THE LEFT. THE BASE LINE IS A NORTHEAST-SOUTHWEST LINE WITH THE 0-METER POINT ON THE SOUTHWEST END. IT CONSISTS OF THE 0, 150, 425, AND 1300- METER POINTS WITH A 100-FOOT TAPE CALIBRATION STATION LOCATED ON LINE WITH AND SOUTH OF THE 425-METER POINT. THE 0-METER POINT IS A PLAIN BRASS DISK STAMPED "HOTHEM 1986 0 POINT" SET IN THE TOP OF A 30 CM (12 IN) DIAMETER CONCRETE POST PROJECTING 15 CM (6 IN) ABOVE THE SURFACE OF THE GROUND. IT IS 51.3 M (168.3 FT) SOUTH OF THE SOUTHEAST CORNER OF THE RUNWAY, 49.8 M (163.4 FT) SOUTHWEST OF THE SOUTHWEST EDGE OF THE TAXIWAY, AND SET BETWEEN FOUR ORANGE PVC POSTS WHICH PROJECT ABOUT 61 CM (24 IN) ABOVE THE GROUND. THE 150-METER POINT IS A PLAIN BRASS DISK STAMPED "150 M" SET IN THE TOP OF A 30 CM (12 IN) DIAMETER CONCRETE POST PROJECTING 7 CM (3 IN) ABOVE THE SURFACE OF THE GROUND. IT IS 21.5 M (70.5 FT) SOUTH OF A RUNWAY LIGHT, 15.5 M (50.9 FT) SOUTHEAST OF THE SOUTHEAST EDGE OF THE RUNWAY, AND IS SET BETWEEN FOUR ORANGE PVC POSTS WHICH PROJECT ABOUT 61 CM (24 IN) ABOVE THE SURFACE OF THE GROUND. THE 425-METER POINT IS A PLAIN BRASS DISK STAMPED "425 M" SET IN THE TOP OF A 30 CM (12 IN) DIAMETER CONCRETE POST PROJECTING 2 CM (1 IN) ABOVE THE SURFACE OF THE GROUND. IT IS 23.1 M (75.8 FT) NORTHEAST OF A RUNWAY LIGHT, 15.4 M (50.5 FT) SOUTHEAST OF THE SOUTHEAST EDGE OF THE RUNWAY, AND SET BETWEEN FOUR ORANGE PVC POSTS PROJECTING ABOUT 61 CM (24 IN) ABOVE THE SURFACE OF THE GROUND. THE 1300-METER POINT IS A PLAIN BRASS DISK STAMPED "HOTHEM AZ MK 1300 M 1986" SET IN THE TOP OF A 30 CM (12 IN) DIAMETER CONCRETE POST PROJECTING 2 CM (1 IN) ABOVE THE SURFACE OF THE GROUND. IT IS 15.4 M (50.5 FT) SOUTHEAST OF THE NORTHEAST CORNER OF THE RUNWAY, 3.8 M (12.5 FT) SOUTHWEST OF A RUNWAY APPROACH LIGHT, AND SET BETWEEN THREE ORANGE PVC POSTS PROJECTING ABOUT 61 CM (24 IN) ABOVE THE SURFACE OF THE GROUND. THE 100-FOOT TAPE CALIBRATION STATION IS AN ALUMINUM STRIP STAMPED WITH A TRIANGLE AND PUNCH MARK SET IN THE TOP OF A 30 CM (12 IN) DIAMETER CONCRETE POST PROJECTING 12 CM (5 IN) ABOVE THE SURFACE OF THE GROUND. IT IS 30.48 M (100.0 FT) SOUTHWEST OF THE 425-METER POINT, 17.1 M (56.1 FT) SOUTHEAST OF A RUNWAY LIGHT, 15.6 M (51.2 FT) SOUTHEAST OF THE SOUTHEAST EDGE OF THE RUNWAY, AND SET BETWEEN FOUR ORANGE PVC POSTS WHICH PROJECT ABOUT 61 CM (24 IN) ABOVE THE SURFACE OF THE GROUND. THIS STATION WAS MEASURED BY EDMI METHOD AND FOUND TO BE 100.01 FEET AT THIS TIME. USER NOTES: CBL USERS SHOULD TAKE CARE IN PLUMBING OVER ALL POINTS. ELEVATIONS ARE FOR CBL USE ONLY. FOR PERMISSION TO ENTER AIRPORT GROUNDS CONTACT MR. RICK TURNER, MANAGER, 24359 COUNTY ROAD 202, COSHOCTON, OHIO 43812. TELEPHONE 614-622-2252. THIS CALIBRATION BASE LINE WAS ESTABLISHED IN CONJUNCTION WITH G.A. STEWART INC. OF COSHOCTON, OHIO. FOR MORE INFORMATION CONTACT MR. SCOTT JOHNSON, AMERICAN PRECISION SURVEYING, 450 SOUTH 4TH STREET, COSHOCTON, OHIO 43812, TELEPHONE 614-622-2783 OR CONTACT MR. DAVID A. CONNER, 1212 KINNEAR ROAD, COLUMBUS, OHIO 43212, TELEPHONE 614-292-1619. US DEPARTMENT OF COMMERCE - NOAA CALIBRATION BASE LINE DATA QUAD: N400813 NOS - NATIONAL GEODETIC SURVEY BASE LINE DESIGNATION: COSHOCTON 2 CBL OHIO SILVER SPRING MD 20910 - JULY 11, 2002 PROJECT ACCESSION NUMBER: 15849 COSHOCTON COUNTY NEAREST TOWN: COSHOCTON LIST OF ADJUSTED DISTANCES (MAY 28, 2002) ADJ. DIST.(M) ADJ. DIST.(M) STD. FROM STATION ELEV.(M) TO STATION ELEV.(M) HORIZONTAL MARK - MARK ERROR(MM) O M 2001 295.595 150 M 2001 295.963 149.9966 149.9971 .1 O M 2001 295.595 425 M 2001 296.454 424.9945 424.9953 .1 O M 2001 295.595 1300 M 2001 297.734 1300.0028 1300.0046 .2 150 M 2001 295.963 425 M 2001 296.454 274.9979 274.9983 .1 150 M 2001 295.963 1300 M 2001 297.734 1150.0063 1150.0076 .1 425 M 2001 296.454 1300 M 2001 297.734 875.0084 875.0093 .1 DESCRIPTION OF COSHOCTON 2 BASE LINE YEAR MEASURED: 2001 LATITUDE: 40 18 15 LONGITUDE: 081 51 28 AZIMUTH: 037 CHIEF OF PARTY: DAC THIS BASE LINE IS LOCATED ABOUT 4.0 KM (2.5 MI) NORTH OF COSHOCTON, AND 1.6 KM (1.0 MI) NORTHWEST OF CANAL LEWISVILLE. IT LIES ALONG THE SOUTHEAST SIDE OF AND APPROXIMATELY PARALLEL TO THE COSHOCTON COUNTY AIRPORT RUNWAY. NOTE: THIS BASE LINE WAS SET TO REPLACE THE OLD COSHOCTON BASE LINE WHICH HAD SOME OF ITS MONUMENTS DESTROYED. THE MONUMENTS FOR THIS BASE LINE WERE SET IN LINE AND ABOUT 8 M (26 FT) NORTHEAST OF EACH OF THE OLD MONUMENTS. TAKE CARE THAT YOU ARE USING THE 2001 MONUMENTS. THE BASE LINE IS A NORTHEAST-SOUTHWEST LINE WITH THE 0-METER POINT ON THE SOUTHWEST END. IT CONSISTS OF THE 0, 150, 425, AND 1300-METER POINTS WITH A 100-FOOT TAPE CALIBRATION STATION LOCATED ON LINE WITH AND SOUTH OF THE OLD CBL 425-METER POINT. TO REACH THE BASE LINE FROM THE INTERSECTION OF US HIGHWAY 36 AND STATE HIGHWAY 83, NORTH OF COSHOCTON, GO NORTHEAST ON HIGHWAY 36 FOR 2.1 KM (1.3 MI) TO THE INTERSECTION OF DREHER ROAD ON THE RIGHT, AND COUNTY ROAD 202 ON THE LEFT. TURN LEFT AND GO NORTH ON COUNTY ROAD 202 FOR 1.1 KM (0.7 MI) TO THE AIRPORT PARKING LOT. TURN LEFT AND GO SOUTHWEST ON THE PAVEMENT FOR 0.1 KM (0.05 MI) TO A LOCKED GATE AND THE MANAGERS OFFICE. REQUEST PERMISSION FROM THE AIRPORT MANAGER TO ENTER THE RESTRICTED ACCESS AREA. ONCE PERMISSION IS GRANTED, PASS THROUGH THE GATE AND PROCEED SOUTHWESTERLY TO THE TAXIWAY. TURN LEFT AND GO SOUTHWEST ON THE TAXIWAY FOR 0.3 KM (0.2 MI) TO THE RUNWAY AND THE 0-METER POINT ON THE LEFT. THE 0-METER POINT IS A STANDARD NGS CALIBRATION BASE LINE DISK STAMPED "0 M 2001" SET IN THE TOP OF A 30 CM (12 IN) DIAMETER CONCRETE POST THAT IS FLUSH WITH THE SURFACE OF THE GROUND. IT IS: ABOUT 50 M (160 FT) SOUTH OF THE SOUTHEAST CORNER OF THE RUNWAY, 50 M (160 FT) SOUTHWEST OF THE SOUTHWEST EDGE OF THE TAXIWAY AND 7.8 M (25.7 FT) NORTHEAST OF THE OLD CBL 0 METER MONUMENT. THE 150-METER POINT IS A STANDARD NGS CALIBRATION BASE LINE DISK STAMPED "150 M 2001" SET IN THE TOP OF A 30 CM (12 IN) DIAMETER CONCRETE POST THAT IS FLUSH WITH THE SURFACE OF THE GROUND. IT IS: 15.5 M (50.9 FT) SOUTHEAST OF THE SOUTHEAST EDGE OF THE RUNWAY AND 7.8 M (25.7 FT) NORTHEAST OF THE OLD CBL 150 METER MONUMENT. THE 425-METER POINT IS A STANDARD NGS CALIBRATION BASE LINE DISK STAMPED "425 M 2001" SET IN THE TOP OF A 30 CM (12 IN) DIAMETER CONCRETE POST THAT IS FLUSH WITH THE SURFACE OF THE GROUND. IT IS: 15.4 M (50.5 FT) SOUTHEAST OF THE SOUTHEAST EDGE OF THE RUNWAY, AND 7.8 M (25.7 FT) NORTHEAST OF THE OLD CBL 425 METER MONUMENT. THE 1300-METER POINT IS A STANDARD NGS CALIBRATION BASE LINE DISK STAMPED "1300 M 2001" SET IN THE TOP OF A 30 CM (12 IN) DIAMETER CONCRETE POST THAT IS FLUSH WITH THE SURFACE OF THE GROUND. IT IS: 17.7 M (58.0 FT) SOUTHEAST OF THE NORTHEAST CORNER OF THE RUNWAY, 4.0 M (12.5 FT) NORTHEAST OF A RUNWAY APPROACH LIGHT, AND 7.8 M (25.6 FT) NORTHEAST OF THE OLD CBL 1300 METER MONUMENT. THE 100-FOOT TAPE CALIBRATION STATION IS AN ALUMINUM STRIP STAMPED WITH A TRIANGLE AND PUNCH MARK SET IN THE TOP OF A 30 CM (12 IN) DIAMETER CONCRETE POST PROJECTING 12 CM (5 IN) ABOVE THE SURFACE OF THE GROUND. IT IS 30.48 M (100.0 FT) SOUTHWEST OF THE OLD CBL 425-METER POINT, 17.1 M (56.1 FT) SOUTHEAST OF A RUNWAY LIGHT, 15.6 M (51.2 FT) SOUTHEAST OF THE SOUTHEAST EDGE OF THE RUNWAY, AND SET BETWEEN FOUR ORANGE PVC POSTS WHICH PROJECT ABOUT 61 CM (24 IN) ABOVE THE SURFACE OF THE GROUND. THIS STATION WAS MEASURED BY EDMI METHOD AND FOUND TO BE 100.01 FEET IN 1990. IT WAS NOT REMEASURED AT THIS TIME. USER NOTES: CBL USERS SHOULD TAKE CARE IN PLUMBING OVER ALL POINTS. ELEVATIONS ARE FOR CBL USE ONLY. FOR PERMISSION TO ENTER AIRPORT GROUNDS, CONTACT MR. RICK TURNER, MANAGER, 24359 COUNTY ROAD 202, COSHOCTON, OHIO 43812, TELEPHONE 614-622-2252. THIS CALIBRATION BASE LINE WAS ESTABLISHED IN COOPERATION WITH THE PROFESSIONAL LAND SURVEYORS OF OHIO. FOR MORE INFORMATION, CONTACT MR. SCOTT JOHNSON, AMERICAN PRECISION SURVEYING, 450 SOUTH 4TH STREET, COSHOCTON, OHIO, 43812, TELEPHONE 740-622-2783. US DEPARTMENT OF COMMERCE - NOAA CALIBRATION BASE LINE DATA QUAD: N410842 NOS - NATIONAL GEODETIC SURVEY BASE LINE DESIGNATION: DEFIANCE CBL OHIO ROCKVILLE MD 20852 - SEPTEMBER 18, 1992 PROJECT ACCESSION NUMBER: 15849 DEFIANCE COUNTY NEAREST TOWN: DEFIANCE LIST OF ADJUSTED DISTANCES (SEPTEMBER 18, 1992) ADJ. DIST.(M) ADJ. DIST.(M) STD. FROM STATION ELEV.(M) TO STATION ELEV.(M) HORIZONTAL MARK - MARK ERROR(MM) 0 M 212.771 150 M 212.922 149.9869 149.9870 0.1 0 M 212.771 430 M 212.355 429.9772 429.9774 0.1 0 M 212.771 860 M 212.152 859.9959 859.9962 0.2 0 M 212.771 1200 M 214.900 1200.0015 1200.0034 0.2 150 M 212.922 430 M 212.355 279.9903 279.9909 0.1 150 M 212.922 860 M 212.152 710.0090 710.0095 0.1 150 M 212.922 1200 M 214.900 1050.0146 1050.0165 0.2 430 M 212.355 860 M 212.152 430.0187 430.0187 0.1 430 M 212.355 1200 M 214.900 770.0242 770.0284 0.1 860 M 212.152 1200 M 214.900 340.0054 340.0165 0.1 DESCRIPTION OF DEFIANCE BASE LINE YEAR MEASURED: 1983 YEAR REMEASURED: 1992 CHIEF OF PARTY: KM OCTOBER 2, 2006 THE MARKS ON THIS CBL ARE CONSIDERED TO BE UNSTABLE AND THE PUBLISHED DATA SHOULD NOT BE RELIED UPON. ALL FIVE MARKS RECOVERED ON THIS DATE. EXISTING DESCRIPTION IS ADEQUATE AND CONTACT INFORMATION IS CORRECT. THERE ARE CONCERNS REGARDING THE STABILITY OF THE 0 AND 860 METER MARKS DUE TO RECENT EXCAVATION FOR DITCH AND CULVERT WORK. EXCAVATION AT THE 860 METER POINT WAS UNDERWAY ON THIS DATE. HEAVY EQUIPMENT WAS USED TO DIG A DITCH IMMEDIATELY ADJACENT TO THE MARK TO A DEPTH OF ABOUT 2 METERS. THE CONCRETE MONUMENT WAS CHIPPED AS A RESULT OF HAVING BEEN STRUCK REPEATEDLY. A DRAIN PIPE WAS INSTALLED AT THE BOTTOM OF THE DITCH AND THEN BACKFILLED TO THE ORIGINAL GRADE. EXCAVATION AND DRAIN PIPE INSTALLATION HAD ALREADY BEEN DONE AT THE 0 METER MARK. SIMILAR DITCH WORK WILL BE EXTENDED THE LENGTH OF THE CBL IN THE NEAR FUTURE AND THREATENS THE STABILITY OF THE 150 AND 430 METER MARKS. THERE IS NO INDICATION OF DISTURBANCE OF THE 1200 M MARK. THE BASE LINE IS LOCATED ABOUT 8.0 KM (5.0 MI) NORTHWEST OF DEFIANCE AND 1.6 KM (1.0 MI) EAST OF THE DEFIANCE COUNTY AIRPORT. THE BASE LINE RUNS ALONG AND IS APPROXIMATELY PARALLEL WITH THE WEST EDGE OF EVANSPORT ROAD (150). THE BASE LINE IS A NORTH-SOUTH LINE WITH THE 0-METER POINT ON THE NORTH END. IT CONSISTS OF THE 0, 150, 430, 860, AND 1200 METER POINTS. TO REACH THE 0-METER POINT FROM THE JUNCTION OF U.S. HIGHWAY 24 AND STATE HIGHWAYS 15 AND 18, LOCATED ON THE NORTH SIDE OF DEFIANCE, GO NORTHWESTERLY ON STATE HIGHWAYS 15 AND 18 FOR 2.1 KM (1.3 MI) TO A FORK WHERE STATE HIGHWAY 18 TURNS TO THE WEST. TAKE THE RIGHT FORK AND CONTINUE NORTHWESTERLY ON STATE HIGHWAY 15 FOR 2.8 KM (1.7 MI) TO THE INTERSECTION OF EVANSPORT ROAD ON THE RIGHT JUST BEFORE A NINETY DEGREE CURVE TO THE LEFT. TURN RIGHT AND GO NORTH ON EVANSPORT ROAD (150) FOR 0.74 KM (0.46 MI) TO THE 1200-METER POINT ON THE LEFT IN AN AIRPORT RUNWAY APPROACH CLEARING. CONTINUE NORTH ON EVANSPORT ROAD (150) FOR 1.20 KM (0.75 MI) TO THE 0- METER POINT ON THE LEFT JUST AFTER THE INTERSECTION OF SCHICK ROAD (67). THE 0-METER POINT IS STANDARD NGS CALIBRATION BASE LINE DISK STAMPED "0 M" SET IN THE TOP OF A 61 CM (24 IN) SQUARE CONCRETE POST PROJECTING 13 CM (5 IN) ABOVE THE SURFACE OF THE GROUND. IT IS 27.0 M (88.6 FT) NORTH OF THE CENTERLINE OF SCHICK ROAD (67), 9.0 M (29.5 FT) WEST OF, AND ABOUT LEVEL WITH, THE CENTERLINE OF EVANSPORT ROAD (150), AND 0.5 M (1.6 FT) EAST OF A FIBERGLASS WITNESS POST. THE 150-METER POINT IS STANDARD NGS CALIBRATION BASE LINE DISK STAMPED "150 M" SET IN THE TOP OF A 61 CM (24 IN) SQUARE CONCRETE POST PROJECTING 20 CM (8 IN) ABOVE THE SURFACE OF THE GROUND. IT IS 123.0 M (403.5 FT) SOUTH OF THE CENTERLINE OF SCHICK ROAD (67), 8.8 M (28.9 FT) WEST OF, AND ABOUT LEVEL WITH, THE CENTERLINE OF EVANSPORT ROAD (150), AND 0.4 M (1.3 FT) EAST OF A FIBERGLASS WITNESS POST. THE 430-METER POINT IS STANDARD NGS CALIBRATION BASE LINE DISK STAMPED "430 M" SET IN THE TOP OF A 61 CM (24 IN) SQUARE CONCRETE POST PROJECTING 15 CM (6 IN) ABOVE THE SURFACE OF THE GROUND. IT IS 49.6 M (162.7 FT) NORTH OF THE CENTERLINE OF A GRAVEL ROAD LEADING TO A CEMETERY, 41.6 M (136.5 FT) NORTHWEST OF A FIRE HYDRANT, 8.3 M (27.2 FT) WEST OF, AND ABOUT LEVEL WITH, THE CENTERLINE OF EVANSPORT ROAD (150), AND 0.5 M (1.6 FT) EAST OF A FIBERGLASS WITNESS POST. THE 860-METER POINT IS STANDARD NGS CALIBRATION BASE LINE DISK STAMPED "860 M" SET IN THE TOP OF A 61 CM (24 IN) SQUARE CONCRETE POST PROJECTING 15 CM (6 IN) ABOVE THE SURFACE OF THE GROUND. IT IS 40.2 M (131.9 FT) SOUTH OF THE EXTENDED CENTERLINE OF A GRAVEL DRIVE LEADING TO THE SOUTH SIDE OF HOUSE # 7203, 8.9 M (29.2 FT) WEST OF, AND ABOUT 1.0 M (3.3 FT) HIGHER THAN, THE CENTERLINE OF EVANSPORT ROAD (150), AND 0.5 M (1.6 FT) EAST OF A FIBERGLASS WITNESS POST. THE 1200-METER POINT IS STANDARD NGS CALIBRATION BASE LINE DISK STAMPED "1200 M" SET IN THE TOP OF A 61 CM (24 IN) SQUARE CONCRETE POST PROJECTING 25 CM (10 IN) ABOVE THE SURFACE OF THE GROUND. IT IS 61.4 M (201.4 FT) NORTH OF THE CENTERLINE OF A GRAVEL DRIVE, 9.4 M (30.8 FT) WEST OF, AND ABOUT LEVEL WITH, THE CENTERLINE OF EVANSPORT ROAD (150), AND 0.5 M (1.6 FT) EAST OF A FIBERGLASS WITNESS POST. USER NOTES: CBL USERS SHOULD TAKE CARE IN PLUMBING OVER ALL POINTS. ELEVATIONS ARE FOR CBL USE ONLY. THIS CALIBRATION BASE LINE WAS ESTABLISHED AND REMEASURED WITH ASSISTANCE FROM THE DEFIANCE COUNTY ENGINEER'S OFFICE. FOR MORE INFORMATION PLEASE CONTACT MR. GAYLON DAVIS, DEFIANCE COUNTY ENGINEER, 500 EAST SECOND STREET, DEFIANCE, OH 43512, TELEPHONE 419- 782-4751 OR CONTACT MR. DAVID CONNER, 1212 KINNEAR ROAD, COLUMBUS, OH 43212, TELEPHONE 614-292-1619. US DEPARTMENT OF COMMERCE - NOAA CALIBRATION BASE LINE DATA QUAD: N390814 NOS - NATIONAL GEODETIC SURVEY BASE LINE DESIGNATION: MORGAN CBL OHIO SILVER SPRING MD 20910 - JULY 11, 2002 PROJECT ACCESSION NUMBER: 15849 MORGAN COUNTY NEAREST TOWN: MCCONNELLSVILLE LIST OF ADJUSTED DISTANCES (MAY 28, 2002) ADJ. DIST.(M) ADJ. DIST.(M) STD. FROM STATION ELEV.(M) TO STATION ELEV.(M) HORIZONTAL MARK - MARK ERROR(MM) 0 M 2001 310.897 150 M 2001 308.425 150.0070 150.0273 .1 0 M 2001 310.897 430 M 2001 302.824 430.0048 430.0806 .1 0 M 2001 310.897 1033 M 2001 301.442 1032.6336 1032.6769 .1 150 M 2001 308.425 430 M 2001 302.824 279.9978 280.0538 .1 150 M 2001 308.425 1033 M 2001 301.442 882.6266 882.6542 .1 430 M 2001 302.824 1033 M 2001 301.442 602.6285 602.6301 .1 DESCRIPTION OF MORGAN BASE LINE YEAR MEASURED: 2001 LATITUDE: 39 39 20 LONGITUDE: 081 48 36 AZIMUTH: 120 CHIEF OF PARTY: DAC THIS BASE LINE IS LOCATED ABOUT 40 KM (25 MI) SOUTH-SOUTHEAST OF ZANESVILLE AND 3 KM (2 MI) EAST OF MCCONNELSVILLE AT THE MORGAN COUNTY AIRPORT ALONG THE SOUTHWEST SIDE OF THE RUNWAY. THE BASE LINE IS AN EAST SOUTHEAST-WEST NORTHWEST LINE WITH THE 0-METER POINT ON THE WEST END. IT CONSISTS OF THE 0, 150, 430, AND 1033-METER POINTS WITH A 100-FOOT TAPE CALIBRATION STATION LOCATED ON LINE WITH AND NORTHWEST OF THE 430-METER POINT. THE TAPE CALIBRATION MONUMENT IS SET 100 FEET FROM THE 430-METER POINT. THE REDUCED MARK-TO-MARK DISTANCE IS 30.480 M (100.000 FT). TO REACH THE BASE LINE FROM COURTHOUSE IN MCCONNELSVILLE, GO EAST ON STATE ROUTE 60 FOR 3.8 KM (2.4 MI) TO THE JUNCTION WITH COUNTY ROAD 5. TURN LEFT ON COUNTY ROAD 5 AND GO NORTHEAST 0.6 KM (0.4 MI) TO THE AIRPORT ON THE RIGHT AND THE 0-METER POINT AT THE NORTHWEST END OF THE RUNWAY. THE BASE LINE RUNS BETWEEN THE RUNWAY AND A GRAVEL SERVICE ROAD ON THE SOUTHWEST SIDE OF THE RUNWAY. THE 0-METER POINT IS A STANDARD NGS CALIBRATION BASE LINE DISK STAMPED "0 M 2001" SET IN THE TOP OF A 30 CM (12 IN) DIAMETER CONCRETE POST THAT IS FLUSH WITH THE SURFACE OF THE GROUND. IT IS: 65.5 M (215 FT) SOUTHEAST OF THE CENTERLINE OF COUNTY ROAD 5, 30.2 M (99 FT) WEST OF THE WEST CORNER OF RUNWAY PAVING, AND 4.3 M (14 FT) NORTHEAST OF THE SERVICE ROAD CENTERLINE. THE 150-METER POINT IS A STANDARD NGS CALIBRATION BASE LINE DISK STAMPED "150 M 2001" SET IN THE TOP OF A 30 CM (12 IN) DIAMETER CONCRETE POST THAT IS FLUSH WITH THE SURFACE OF THE GROUND. IT IS: 4.6 M (15 FT) SOUTHWEST OF THE EDGE OF THE RUNWAY PAVING AND 4.1 M (15.5 FT) NORTHEAST OF THE SERVICE ROAD CENTERLINE. THE 430-METER POINT IS A STANDARD NGS CALIBRATION BASE LINE DISK STAMPED "430 M 2001" SET IN THE TOP OF A 30 CM (12 IN) DIAMETER CONCRETE POST THAT IS FLUSH WITH THE SURFACE OF THE GROUND. IT IS: 30.5 M (100 FT) SOUTHEAST OF THE 100 FT TAPE CALIBRATION STATION AND 4.6 M (15 FT) SOUTHWEST OF THE EDGE OF THE RUNWAY PAVING. THE 1033-METER POINT IS A STANDARD NGS CALIBRATION BASE LINE DISK STAMPED "1033 M 2001" SET IN THE TOP OF A 30 CM (12 IN) DIAMETER CONCRETE POST THAT IS FLUSH WITH THE SURFACE OF THE GROUND. IT IS: 64 M (210 FT) WEST-NORTHWEST OF THE SOUTHEAST CORNER OF RUNWAY 5.9 M (19.5 FT) NORTHWEST OF THE EDGE OF THE TAXIWAY PAVING, AND 4.6 M (15 FT) SOUTHWEST OF THE EDGE OF THE RUNWAY PAVING. THE 0-FOOT TAPE CALIBRATION STATION IS THE 430-METER STATION DESCRIBED ABOVE. THE 100-FOOT TAPE CALIBRATION STATION IS A STANDARD NGS CALIBRATION BASE LINE DISK STAMPED "100 FT 2001" SET IN THE TOP OF A 30 CM (12 IN) DIAMETER CONCRETE POST THAT IS FLUSH WITH THE SURFACE OF THE GROUND. IT IS 30.48 M (100.0 FT) NORTHWEST OF THE 430-METER POINT AND 13.7 (45 FT) SOUTHWEST OF THE EDGE OF THE RUNWAY PAVING. USER NOTES: CBL USERS SHOULD TAKE CARE IN PLUMBING OVER ALL POINTS. ELEVATIONS ARE FOR CBL USE ONLY. THIS CALIBRATION BASE LINE WAS ESTABLISHED IN COOPERATION WITH THE PROFESSIONAL LAND SURVEYORS OF OHIO. FOR MORE INFORMATION, CONTACT THE MORGAN COUNTY ENGINEER'S OFFICE, MR. RICHARD L. HARDISON, P.E., P.S., 19 EAST MAIN STREET, MCCONNELSVILLE, OH 43756, PHONE: 740-962-3171, FAX 740-962-3703, OR EMAIL: mrgcoengr@morganco.net. US DEPARTMENT OF COMMERCE - NOAA CALIBRATION BASE LINE DATA QUAD: N410812 NOS - NATIONAL GEODETIC SURVEY BASE LINE DESIGNATION: RAVENNA CBL OHIO SILVER SPRING MD 20910 PROJECT ACCESSION NUMBER: 15849 PORTAGE COUNTY NEAREST TOWN: RAVENNA LIST OF ADJUSTED DISTANCES (10/ 3/2007) ADJ. DIST.(M) ADJ. DIST.(M) STD. FROM STATION ELEV.(M) TO STATION ELEV.(M) HORIZONTAL MARK - MARK ERROR(MM) CALIBRATED BASE LINE 0 M 345.730 CALIBRATED BASE LINE 151 M 347.270 151.0047 151.0125 .1 CALIBRATED BASE LINE 0 M 345.730 CALIBRATED BASE LINE 799 M 352.019 799.0148 799.0396 .2 CALIBRATED BASE LINE 0 M 345.730 CALIBRATED BASE LINE 1401 M 363.528 1401.0084 1401.1214 .3 CALIBRATED BASE LINE 151 M 347.270 CALIBRATED BASE LINE 799 M 352.019 648.0102 648.0276 .1 CALIBRATED BASE LINE 151 M 347.270 CALIBRATED BASE LINE 1401 M 363.528 1250.0037 1250.1094 .2 CALIBRATED BASE LINE 799 M 352.019 CALIBRATED BASE LINE 1401 M 363.528 601.9931 602.1031 .1 A TAPE CALIBRATION MONUMENT WAS SET AT THE 100 FOOT POINT OF THE BASE LINE. THE REDUCED MARK TO MARK DISTANCE IS 100.03 FT. DESCRIPTION OF RAVENNA BASE LINE YEAR MEASURED: 1976 YEAR REMEASURED: 2006 CHIEF OF PARTY: LPB THE BASE LINE IS LOCATED ABOUT 22.5 KM (14.0 MI) NORTHEAST OF AKRON, AND ABOUT 5.6 KM (3.5 MI) NORTH OF RAVENNA. IT LIES ALONG THE NORTH SIDE OF AND APPROXIMATELY PARALLEL TO LAKE ROCKWELL ROAD. TO REACH THE 0-METER POINT FROM THE INTERSECTION OF STATE HIGHWAYS 14 AND 44 ON THE NORTH SIDE OF RAVENNA, GO NORTH ON HIGHWAY 44 FOR 2.5 KM (1.55 MI) TO THE INTERSECTION OF LAKE ROCKWELL ROAD. TURN RIGHT AND GO EAST ON LAKE ROCKWELL ROAD FOR 0.5 KM (0.3 MI) TO THE 1401-METER POINT ON THE LEFT. CONTINUE EAST ON LAKE ROCKWELL ROAD FOR 1.4 KM (0.9 MI) TO THE 0-METER POINT ON THE LEFT. THE BASE LINE IS AN EAST-WEST LINE WITH THE 0-METER POINT ON THE EAST END. IT CONSISTS OF THE 0, 151, 799, AND 1401-METER POINTS WITH A 100-FOOT TAPE CALIBRATION STATION SET ON LINE WITH AND EAST OF THE 0-METER POINT. THE 0-METER POINT IS A PORTAGE COUNTY SURVEY MARK DISK STAMPED "CALIBRATED BASE LINE 0 M" SET IN THE TOP OF A 48 CM (19 IN) DIAMETER CONCRETE POST FLUSH WITH THE SURFACE OF THE GROUND. IT IS 30.48 M (100.0 FT) WEST OF THE 100-FOOT POINT, 14.9 M (48.9 FT) NORTH OF POWER POLE #138 27, 5.4 M (17.7 FT) NORTH OF THE NORTH EDGE OF LAKE ROCKWELL ROAD, AND 1.0 M (3.3 FT) SOUTHWEST OF A METAL WITNESS POST. THE 151-METER POINT IS A PORTAGE COUNTY SURVEY MARK DISK STAMPED "CALIBRATED BASE LINE 151 M" SET IN THE TOP OF A 43 CM (17 IN) DIAMETER CONCRETE POST FLUSH WITH THE SURFACE OF THE GROUND. IT IS 14.9 M (48.9 FT) NORTH OF POWER POLE #138 25, 4.3 M (14.1 FT) NORTH OF THE NORTH EDGE OF LAKE ROCKWELL ROAD, 1.0 M (3.3 FT) SOUTHWEST OF A METAL WITNESS POST, AND BETWEEN AND ACROSS THE ROAD FROM THE RESIDENCES AT 4700 AND 4730 LAKE ROCKWELL ROAD. THE 799-METER POINT IS A PORTAGE COUNTY SURVEY MARK DISK STAMPED "CALIBRATED BASE LINE 799 M" SET IN THE TOP OF A 46 CM (18 IN) DIAMETER CONCRETE POST PROJECTING 20 CM (8 IN) ABOVE THE SURFACE OF THE GROUND. IT IS 4.7 M (15.4 FT) NORTH OF THE NORTH EDGE OF LAKE ROCKWELL ROAD, 2.1 M (6.9 FT) WEST OF A BARBED WIRE FENCE, 1.5 M (4.9 FT) SOUTH OF A BARBED WIRE FENCE, 1.3 M (4.3 FT) EAST OF A BARBED WIRE FENCE, AND 1.2 M (3.9 FT) NORTHEAST OF A WOODEN WITNESS POST. THE 1401-METER POINT IS A PORTAGE COUNTY SURVEY MARK DISK STAMPED "CALIBRATED BASE LINE 1401 M" SET IN THE TOP OF A 38 CM (15 IN) DIAMETER CONCRETE POST FLUSH WITH THE SURFACE OF THE GROUND. IT IS 32.8 M (107.6 FT) WEST OF POWER POLE #55AU/4-11, 16.6 M (54.5 FT) NORTHWEST OF A POWER LINE POLE #78259, 6.1 M (20.0 FT) NORTH OF THE NORTH EDGE OF LAKE ROCKWELL ROAD, 4.2 M (13.8 FT) NORTH OF A FENCE, AND 4.2 M (13.8 FT) NORTH OF A WOODEN WITNESS POST. POSITIONS OF CBL POINTS FOR LOCATION BY HANDHELD GPS. THESE ARE LOW ACCURACY POSITIONS ESTABLISHED FOR FINDING THE POINTS ONLY. MARK LATITUDE LONGITUDE 0 N41 12 07.6 W081 13 22.3 151 N41 12 07.6 W081 13 28.8 799 N41 12 07.7 W081 13 56.5 1401 N41 12 07.8 W081 14 22.5 THE 100-FOOT TAPE CALIBRATION STATION IS A PORTAGE COUNTY SURVEY MARK DISK STAMPED "CALIBRATED BASE LINE 100 FT" SET IN THE TOP OF A 41 CM (16 IN) DIAMETER CONCRETE POST FLUSH WITH THE SURFACE OF THE GROUND. IT IS 30.5 M (100.0 FT) EAST OF THE 0-METER POINT, 5.5 M (18.0 FT) NORTH OF THE NORTH EDGE OF LAKE ROCKWELL ROAD, AND 0.8 M (2.6 FT) SOUTH OF A METAL WITNESS POST. THE 100-FOOT STATION WAS MEASURED BY EDMI METHOD AND FOUND TO BE 30.49 M (100.03 FT) MARK-TO-MARK DISTANCE. USER NOTES: CBL USERS SHOULD TAKE CARE IN PLUMBING OVER ALL POINTS. ELEVATIONS ARE FOR CBL USE ONLY. THIS BASE LINE WAS ESTABLISHED IN CONJUNCTION WITH THE PORTAGE COUNTY SURVEYORS. FOR MORE INFORMATION CONTACT THE PORTAGE COUNTY ENGINEERS OFFICE, 643 CLEVELAND ROAD, P.O. BOX 470, RAVENNA, OHIO 44266, TELEPHONE 330-296-6411. US DEPARTMENT OF COMMERCE - NOAA CALIBRATION BASE LINE DATA QUAD: N400841 NOS - NATIONAL GEODETIC SURVEY BASE LINE DESIGNATION: TREATY LANDS CBL OHIO ROCKVILLE MD 20852 - JULY 11, 2002 PROJECT ACCESSION NUMBER: 15849 AUGLAIZE COUNTY NEAREST TOWN: WAPAKONETA LIST OF ADJUSTED DISTANCES (SEPTEMBER 18, 1992) ADJ. DIST.(M) ADJ. DIST.(M) STD. FROM STATION ELEV.(M) TO STATION ELEV.(M) HORIZONTAL MARK - MARK ERROR(MM) 0 M 276.150 150 M 276.702 149.9930 149.9940 0.1 0 M 276.150 280 M 276.783 279.9998 280.0006 0.1 0 M 276.150 800 M 279.378 799.9811 799.9876 0.1 150 M 276.702 280 M 276.783 130.0068 130.0069 0.1 150 M 276.702 800 M 279.378 649.9881 649.9936 0.1 280 M 276.783 800 M 279.378 519.9812 519.9877 0.1 A TAPE CALIBRATION MONUMENT WAS SET AT THE 100 FOOT POINT OF THE BASE LINE. THE REDUCED MARK TO MARK DISTANCE IS 100.00 FT. DESCRIPTION OF TREATY LANDS BASE LINE YEAR MEASURED: 1980 YEAR REMEASURED: 1992 YEAR VERIFIED: 2001 LATITUDE: 40 33 18 LONGITUDE: 084 11 22 AZIMUTH: 090 CHIEF OF PARTY: DAC THE BASE LINE IS LOCATED ABOUT 1.6 KM (1.0 MI) SOUTH-SOUTHEAST OF DOWNTOWN WAPAKONETA. THE BASE LINE RUNS ALONG AND IS APPROXIMATELY PARALLEL WITH THE SOUTH EDGE OF THE EASTBOUND LANES OF U.S. HIGHWAY 33. THE BASE LINE IS AN EAST-WEST LINE WITH THE 0-METER POINT ON THE WEST END. IT CONSISTS OF THE 0, 150, 280, AND 800 METER POINTS WITH A 100-FOOT TAPE CALIBRATION STATION LOCATED ON LINE AND EAST OF THE 0-METER POINT. TO REACH THE 0-METER POINT FROM THE JUNCTION OF INTERSTATE HIGHWAY 75 (EXIT 110) AND U.S. HIGHWAY 33, LOCATED SOUTHEAST OF WAPAKONETA, GO WEST ON U.S. HIGHWAY 33 FOR 1.9 KM (1.2 MI) TO COUNTY ROAD 25A. TURN LEFT AND GO 0.6 KM (0.35 MI) SOUTH ON CR 25A TO COMMERCE DRIVE ON THE LEFT, TURN LEFT AND GO EAST 1.2 KM (0.75 MI) ON COMMERCE DRIVE, THEN TURN LEFT ON NUSS DRIVE AND GO 0.6 KM (0.35 MI) NORTH TO CANNING FACTORY ROAD WHICH RUNS PARALLEL WITH U.S. HIGHWAY 33. TURN LEFT AND GO WEST ON CANNING FACTORY ROAD 0.6 KM (0.4 MI) TO THE 0-METER POINT ON THE LEFT. THE 0-METER POINT IS A STANDARD NGS CALIBRATION BASE LINE DISK STAMPED "0 M" SET IN THE TOP OF A 22 CM (9 IN) DIAMETER CONCRETE POST FLUSH WITH THE SURFACE OF THE GROUND. IT IS 7.7 M (25.3 FT) SOUTH OF A METAL RIGHT-OF-WAY FENCE, 6.2 M (20.3 FT) EAST OF A WOODEN UTILITY POLE, AND 1.4 M (4.6 FT) NORTH OF A METAL WITNESS POST. THE 150-METER POINT IS A STANDARD NGS CALIBRATION BASE LINE DISK STAMPED "150 M" SET IN THE TOP OF A 22 CM (9 IN) DIAMETER CONCRETE POST PROJECTING 2.5 CM (1 IN) ABOVE THE SURFACE OF THE GROUND. IT IS 14.7 M (48.2 FT) SOUTH OF A METAL RIGHT-OF-WAY FENCE, 1.7 M (5.6 FT) NORTH-NORTHEAST OF WOODEN UTILITY POLE # 1088 82, AND 1.2 M (3.9 FT) NORTH OF A METAL WITNESS POST. THE 280-METER POINT IS A STANDARD NGS CALIBRATION BASE LINE DISK STAMPED "280 M" SET IN THE TOP OF A 22 CM (9 IN) DIAMETER CONCRETE POST PROJECTING 2.5 CM (1 IN) ABOVE THE SURFACE OF THE GROUND. IT IS 14.0 M (45.9 FT) SOUTH OF A METAL RIGHT-OF-WAY FENCE, 24.3 M (79.7 FT) EAST-NORTHEAST OF WOODEN UTILITY POLE # 1088 83, AND 1.9 M (6.2 FT) NORTH OF A METAL WITNESS POST. THE 800-METER POINT IS A STANDARD NGS CALIBRATION BASE LINE DISK STAMPED "800 M" SET IN THE TOP OF A 22 CM (9 IN) DIAMETER CONCRETE POST FLUSH WITH THE SURFACE OF THE GROUND. IT IS ABOUT 150 M (500 FT) EAST-SOUTHEAST OF THE JUNCTION OF NUSS DRIVE AND CANNING FACTORY ROAD. IT IS 4.6 M (15.1 FT) NORTH OF THE CENTERLINE OF CANNING FACTORY ROAD AND 2.8 M (9.2 FT) SOUTH OF A METAL WITNESS POST IN A RIGHT-OF-WAY FENCE. THE 100-FOOT TAPE CALIBRATION STATION IS A STANDARD NGS CALIBRATION BASE LINE DISK STAMPED "100 FT" SET IN THE TOP OF A 22 CM (9 IN) DIAMETER CONCRETE POST FLUSH WITH THE SURFACE OF THE GROUND. IT IS 11.8 M (38.7 FT) SOUTH OF A METAL RIGHT-OF-WAY FENCE, 9.4 M (30.8 FT) WEST OF A WOODEN UTILITY POLE # 1088 81, AND 1.1 M (3.6 FT) NORTH OF A METAL WITNESS POST. THE 100-FOOT TAPE STATION WAS REMEASURED BY EDMI METHOD AND FOUND TO BE 30.480 M (100.00 FT) FROM THE 0-METER POINT (MARK-TO-MARK DISTANCE). USER NOTES: CBL USERS SHOULD TAKE CARE IN PLUMBING OVER ALL POINTS. ELEVATIONS ARE FOR CBL USE ONLY. THE CALIBRATION BASE LINE WAS ESTABLISHED IN CONJUNCTION WITH AND REMEASURED WITH ASSISTANCE FROM THE TREATY LANDS CHAPTER OF THE PROFESSIONAL LAND SURVEYORS OF OHIO AND THE AUGLAIZE COUNTY ENGINEER'S OFFICE. FOR MORE INFORMATION PLEASE CONTACT MR. DOUGLAS REINHART, AUGLAIZE COUNTY ENGINEER, 1014 SOUTH BLACKHOOF STREET, WAPAKONETA, OH 45895, TELEPHONE 419-738-3219 OR CONTACT MR. DAVID CONNER, 1212 KINNEAR ROAD, COLUMBUS, OH 43212, TELEPHONE 614-292-1619. US DEPARTMENT OF COMMERCE - NOAA CALIBRATION BASE LINE DATA QUAD: N390821 NOS - NATIONAL GEODETIC SURVEY BASE LINE DESIGNATION: ZANESVILLE CBL OHIO SILVER SPRING MD 20910 PROJECT ACCESSION NUMBER: 15849 MUSKINGUM COUNTY NEAREST TOWN: ZANESVILLE LIST OF ADJUSTED DISTANCES (10/ 3/2007) ADJ. DIST.(M) ADJ. DIST.(M) STD. FROM STATION ELEV.(M) TO STATION ELEV.(M) HORIZONTAL MARK - MARK ERROR(MM) 0 M 232.420 150 M 230.063 150.0310 150.0495 .1 0 M 232.420 400 M 231.095 400.0595 400.0616 .1 0 M 232.420 617 M 232.493 617.2049 617.2049 .1 150 M 230.063 400 M 231.095 250.0284 250.0305 .1 150 M 230.063 617 M 232.493 467.1737 467.1800 .1 400 M 231.095 617 M 232.493 217.1453 217.1498 .1 DESCRIPTION OF ZANESVILLE BASE LINE YEAR MEASURED: 1978 YEAR REMEASURED: 2006 CHIEF OF PARTY: KM THE BASE LINE IS LOCATED ABOUT 3.0 KM (1.9 MI) NORTHWEST OF DOWNTOWN ZANESVILLE. THE BASE LINE RUNS ALONG THE ENTIRE FRONT OF THE CAMPUS OF ZANE STATE COLLEGE. THE BASE LINE IS A WEST-NORTHWEST, EAST-SOUTHEAST LINE WITH THE 0-METER POINT ON THE WEST-NORTHWEST END. IT CONSISTS OF THE 0, 150, 400, AND 617 METER POINTS. TO REACH THE 0-METER POINT FROM THE JUNCTION OF INTERSTATE HIGHWAY 70 (EXIT 155) AND STATE HIGHWAYS 60 AND 146, LOCATED IN DOWNTOWN ZANESVILLE, GO NORTH CURVING TO WEST ON STATE HIGHWAYS 60 AND 146 FOR 1.5 KM (0.9 MI) TO THE INTERSECTION OF MAPLE STREET WHERE STATE HIGHWAY 60 TURNS TO THE NORTH. CONTINUE WESTERLY ON STATE HIGHWAY 146 (ADAIR AVENUE) FOR 1.77 KM (1.10 MI) TO THE 617-METER POINT ON THE RIGHT JUST BEFORE THE EASTERN ENTRANCE FOR THE TWO COLLEGE CAMPUSES. CONTINUE WEST-NORTHWEST ON STATE HIGHWAY 146 FOR 0.62 KM (0.38 MI) TO A PAVED DRIVE ON THE RIGHT. TURN RIGHT AND GO NORTH ON THE DRIVE FOR 0.06 KM (0.04 MI) TO THE 0-METER POINT ON THE RIGHT. THE 0-METER POINT IS A 10 CM (4 IN) BLANK BRASS DISK STAMPED "0 M" SET IN THE TOP OF A 20 CM (8 IN) DIAMETER CONCRETE POST PROJECTING 23 CM (9 IN) ABOVE THE SURFACE OF THE GROUND. IT IS 70.0 M (229.7 FT) WEST-NORTHWEST OF THE CENTERLINE OF THE WESTERN ENTRANCE FOR THE TWO COLLEGE CAMPUSES, 57.3 M (188.0 FT) NORTH-NORTHEAST OF THE CENTERLINE OF STATE HIGHWAY 146 (ADAIR AVENUE), AND 10.1 M (33.1 FT) EAST OF THE CENTERLINE OF A PAVED DRIVE LEADING TO SEVERAL HOUSES. THE 150-METER POINT IS A 10 CM (4 IN) BLANK BRASS DISK STAMPED "150 M" SET IN THE TOP OF A 25 CM (10 IN) DIAMETER CONCRETE POST FLUSH WITH THE SURFACE OF THE GROUND. IT IS 80.0 M (262.5 FT) EAST-SOUTHEAST OF THE CENTERLINE OF THE WESTERN ENTRANCE FOR THE TWO COLLEGE CAMPUSES, 52.5 M (172.2 FT) NORTH-NORTHEAST OF THE CENTERLINE OF STATE HIGHWAY 146 (ADAIR AVENUE), 30.4 M (99.7 FT) NORTH OF THE NORTHWEST CORNER OF A SIGN "MUSKINGUM AREA TECHNICAL COLLEGE", AND 29.6 M (97.1 FT) SOUTH-SOUTHWEST OF THE CENTERLINE OF A CAMPUS ROAD. THE 400-METER POINT IS A 10 CM (4 IN) BLANK BRASS DISK STAMPED "400 M" SET IN THE TOP OF A 23 CM (9 IN) DIAMETER CONCRETE POST FLUSH WITH THE SURFACE OF THE GROUND. IT IS 45.2 M (148.3 FT) NORTH-NORTHEAST OF THE CENTERLINE OF STATE HIGHWAY 146 (ADAIR AVENUE), 41.7 M (136.8 FT) EAST-SOUTHEAST OF THE CENTERLINE OF THE CENTER ENTRANCE FOR THE TWO COLLEGE CAMPUSES, AND 36.9 M (121.1 FT) SOUTH- SOUTHWEST OF THE CENTERLINE OF A CAMPUS ROAD. THE 617-METER POINT IS A 10 CM (4 IN) BLANK BRASS DISK STAMPED "617 M" SET IN THE TOP OF A 30 CM (12 IN) DIAMETER CONCRETE POST FLUSH WITH THE SURFACE OF THE GROUND. IT IS 39.6 M (129.9 FT) NORTH-NORTHEAST OF THE CENTERLINE OF STATE HIGHWAY 146 (ADAIR AVENUE), 25.5 M (83.7 FT) NORTHEAST OF THE NORTHEAST CORNER OF A METAL SIGN "OHIO UNIVERSITY ZANESVILLE", 7.2 M (23.6 FT) WEST- SOUTHWEST OF A WOODEN UTILITY POLE # 612B4 33, AND 4.8 M (15.7 FT) EAST OF THE CENTERLINE OF THE EASTERN ENTRANCE FOR THE TWO COLLEGE CAMPUSES. POSITIONS OF CBL POINTS FOR LOCATION BY HANDHELD GPS. THESE ARE LOW ACCURACY POSITIONS ESTABLISHED FOR FINDING THE POINTS ONLY. MARK LATITUDE LONGITUDE 0 N39 57 41.2 W082 02 06.5 150 N39 57 39.1 W082 02 00.8 400 N39 57 35.7 W082 01 51.3 617 N39 57 32.7 W082 01 43.1 USER NOTES: CBL USERS SHOULD TAKE CARE IN PLUMBING OVER ALL POINTS. ELEVATIONS ARE FOR CBL USE ONLY. THIS CALIBRATION BASE LINE WAS ESTABLISHED IN CONJUNCTION WITH THE MUSKINGUM AREA TECHNICAL COLLEGE AND REMEASURED WITH ASSISTANCE FROM THE MUSKINGUM COUNTY ENGINEER'S OFFICE. FOR MORE INFORMATION PLEASE CONTACT, PROFESSOR DANIEL DURFEE, ZANE STATE COLLEGE, 1555 NEWARK ROAD, ZANESVILLE, OH 43701, TELEPHONE 740-454-2501 OR CONTACT THE MUSKINGUM COUNTY ENGINEER, 155 REHL ROAD, ZANESVILLE, OH 43701, TELEPHONE 740-454-0155.