STATE OF CONNECTICUT 1 CONTENTS BASE LINE DESIGNATION STATE COUNTY QUAD COLCHESTER CBL CONNECTICUT NEW LONDON N410721 DANBURY CONNECTICUT FAIRFIELD N410732 HAMPTON CBL (1989 REMEASURED) CONNECTICUT WINDHAM N410721 NEW HAVEN (POOR CONDITION-SEE NOTE) CONNECTICUT NEW HAVEN N410723 SOUTH WINDSOR CBL (1989 REMEASURED) CONNECTICUT HARTFORD N410724 WEST HARTFORD CBL (1996 REMEASURED) CONNECTICUT HARTFORD N410724 WINCHESTER CBL CONNECTICUT LITCHFIELD N410731 1US DEPARTMENT OF COMMERCE - NOAA CALIBRATION BASE LINE DATA QUAD: N410721 NOS - NATIONAL GEODETIC SURVEY BASE LINE DESIGNATION: COLCHESTER CBL CONNECTICUT ROCKVILLE MD 20852 - JULY 19, 1993 PROJECT ACCESSION NUMBER: 16026 NEW LONDON COUNTY NEAREST TOWN: COLCHESTER LIST OF ADJUSTED DISTANCES (JULY 2, 1993) ADJ. DIST.(M) ADJ. DIST.(M) STD. FROM STATION ELEV.(M) TO STATION ELEV.(M) HORIZONTAL MARK - MARK ERROR(MM) 0 6508 122.768 150 6509 120.383 150.0074 150.0263 0.1 0 6508 122.768 800 6510 104.645 800.0054 800.2107 0.1 0 6508 122.768 1400 6511 98.802 1400.0098 1400.2149 0.1 150 6509 120.383 800 6510 104.645 649.9981 650.1886 0.1 150 6509 120.383 1400 6511 98.802 1250.0024 1250.1887 0.1 800 6510 104.645 1400 6511 98.802 600.0038 600.0323 0.1 DESCRIPTION OF COLCHESTER BASE LINE YEAR MEASURED: 1993 CHIEF OF PARTY: KM THE BASE LINE IS LOCATED ABOUT 17.7 KM (11.0 MI) SOUTH-SOUTHWEST OF WINDHAM, 17.7 KM (11.0 MI) WEST-NORTHWEST OF NORWICH, AND 6.2 KM (3.9 MI) EAST OF COLCHESTER. THE BASE LINE RUNS ALONG AND IS APPROXIMATELY PARALLEL WITH THE SOUTHERN EDGE OF THE EASTBOUND LANES OF STATE HIGHWAY 2. THE BASE LINE IS AN EAST-WEST LINE WITH THE 0-METER POINT ON THE WEST END. IT CONSISTS OF THE 0, 150, 800, AND 1400 METER POINTS. TO REACH THE 0-METER POINT FROM THE JUNCTION OF STATE HIGHWAYS 2 (EXIT 18) AND 16 (MIDDLETOWN ROAD), LOCATED SOUTHWEST OF COLCHESTER, GO SOUTHEAST ON STATE HIGHWAY 2 FOR 1.0 KM (0.6 MI) TO THE Y-INTERSECTION OF STATE HIGHWAY 11 SOUTH (EXIT 19) ON THE RIGHT. KEEP LEFT AND CONTINUE EASTERLY ON STATE HIGHWAY 2 FOR 2.65 KM (1.65 MI) TO THE OVERPASS JUNCTION OF CHESTNUT HILL ROAD (EXIT 21). CONTINUE EAST ON STATE HIGHWAY 2 FOR 3.3 KM (2.1 MI) TO THE 0-METER POINT ON THE RIGHT NEAR MILE POST 28. THE 0-METER POINT IS A CONNECTICUT GEODETIC SURVEY DISK STAMPED "6508" SET IN THE TOP OF A 15 CM (6 IN) SQUARE CONCRETE POST RECESSED 5 CM (2 IN) BELOW THE SURFACE OF THE GROUND. IT IS 55.8 M (183.1 FT) WEST OF THE SOUTHWESTERN CORNER OF A CONCRETE STORM DRAIN FOUNDATION ON THE SOUTHERN CURB-LINE OF STATE HIGHWAY 2, 35.9 M (117.8 FT) EAST-SOUTHEAST OF THE SOUTHEASTERN CORNER OF A CONCRETE STORM DRAIN FOUNDATION ON THE SOUTHERN CURB-LINE OF STATE HIGHWAY 2, 8.3 M (27.2 FT) SOUTH OF THE CENTERLINE OF STATE HIGHWAY 2, AND 0.3 M (1.0 FT) NORTH OF A FIBERGLASS WITNESS POST. THE 150-METER POINT IS A CONNECTICUT GEODETIC SURVEY DISK STAMPED "6509" SET IN THE TOP OF A 15 CM (6 IN) SQUARE CONCRETE POST RECESSED 10 CM (4 IN) BELOW THE SURFACE OF THE GROUND. IT IS 8.5 M (27.9 FT) SOUTH OF THE CENTERLINE OF STATE HIGHWAY 2, 6.7 M (22.0 FT) EAST-SOUTHEAST OF THE SOUTHEASTERN CORNER OF A CONCRETE STORM DRAIN FOUNDATION ON THE SOUTHERN CURB-LINE OF STATE HIGHWAY 2, AND 0.2 M (0.7 FT) NORTH OF A FIBERGLASS WITNESS POST. THE 800-METER POINT IS A CONNECTICUT GEODETIC SURVEY DISK STAMPED "6510" SET IN THE TOP OF A 15 CM (6 IN) SQUARE CONCRETE POST RECESSED 10 CM (4 IN) BELOW THE SURFACE OF THE GROUND. IT IS 16.1 M (52.8 FT) WEST-NORTHWEST OF THE NORTHERN MOST SUPPORT-POST FOR THE METAL SIGN "LEBANON TOWN LINE", 9.2 M (30.2 FT) SOUTH OF THE CENTERLINE OF STATE HIGHWAY 2, AND 0.2 M (0.7 FT) NORTH OF A FIBERGLASS WITNESS POST. THE 1400-METER POINT IS A CONNECTICUT GEODETIC SURVEY DISK STAMPED "6511" SET IN THE TOP OF A 15 CM (6 IN) SQUARE CONCRETE POST RECESSED 10 CM (4 IN) BELOW THE SURFACE OF THE GROUND. IT IS 52.4 M (171.9 FT) WEST OF THE WEST END OF A METAL GUARD-RAIL, 10.1 M (33.1 FT) SOUTH OF THE CENTERLINE OF STATE HIGHWAY 2, AND 0.2 M (0.7 FT) NORTH OF A FIBERGLASS WITNESS POST. USER NOTES: CBL USERS SHOULD TAKE CARE IN PLUMBING OVER ALL POINTS. ELEVATIONS ARE FOR CBL USE ONLY. SAFETY PRECAUTIONS ARE RECOMMENDED DUE TO HEAVY TRAFFIC ON THE HIGHWAY. 1THIS CALIBRATION BASE LINE WAS ESTABLISHED IN CONJUNCTION WITH THE CONNECTICUT DEPARTMENT OF TRANSPORTATION, GEODETIC SURVEY SECTION. FOR MORE INFORMATION PLEASE CONTACT MR. ROBERT JORDAN, CONNECTICUT DEPARTMENT OF TRANSPORTATION, GEODETIC SURVEYS, P.O. BOX 317546, NEWINGTON, CT 06131-7546, TELEPHONE 203-594-2513. 1US DEPARTMENT OF COMMERCE - NOAA CALIBRATION BASE LINE DATA QUAD: N410732 NOS - NATIONAL GEODETIC SURVEY BASE LINE DESIGNATION: DANBURY CBL CONNECTICUT ROCKVILLE MD 20852 - OCTOBER 29, 1986 PROJECT ACCESSION NUMBER: G16026 FAIRFIELD COUNTY LIST OF ADJUSTED DISTANCES (JANUARY 22, 1980) ADJ. DIST.(M) ADJ. DIST.(M) STD. FROM STATION ELEV.(M) TO STATION ELEV.(M) HORIZONTAL MARK - MARK ERROR(MM) 0 3580 140.08 150 3581 139.06 149.9956 149.9990 0.3 0 3580 140.08 800 3582 138.51 800.5547 800.5562 0.5 0 3580 140.08 1408 3583 138.31 1408.1990 1408.2001 0.7 150 3581 139.06 800 3582 138.51 650.5591 650.5593 0.4 150 3581 139.06 1408 3583 138.31 1258.2033 1258.2036 0.6 800 3582 138.51 1408 3583 138.31 607.6443 607.6443 0.4 DESCRIPTION OF DANBURY BASE LINE YEAR MEASURED: 1977 CHIEF OF PARTY: MDC THE BASE LINE IS LOCATED AT THE DANBURY MUNICIPAL AIRPORT ON THE EAST SIDE OF DANBURY ALONG U.S. HIGHWAY 7 AND ALONG THE SOUTH SIDE OF RUNWAY 35. TO REACH FROM THE JUNCTION OF INTERSTATE 84 AND U.S. HIGHWAY 7 GO SOUTH ON U.S. HIGHWAY 7 FOR 0.8 MILE TO THE AIRPORT ON THE RIGHT. THE 0 METER POINT IS 120 FEET EAST OF A CHAIN LINK FENCE, 37.5 FEET SOUTH OF THE SOUTH EDGE OF THE EAST-WEST RUNWAY AND 22 FEET WEST OF A DRAINAGE DITCH. ALL THE MARKS ARE CONNECTICUT GEODETIC SURVEY DISKS SET IN THE TOP OF ROUND CONCRETE MONUMENTS FLUSH WITH THE GROUND. THE DISKS ARE STAMPED STATION 3580, STATION 3581, STATION 3582 AND STATION 3583. THE DISKS ARE SET AT 0, 150, 800, AND 1408 METER POINTS. THE MARKS HAVE UNDERGROUND DISKS SET ABOUT 3 FEET BELOW GROUND. THE BASE LINE IS AN EAST-WEST LINE WITH THE 0 METER POINT ON THE SOUTHWEST END. THE BASE LINE WAS ESTABLISHED IN CONJUNCTION WITH THE CONNECTICUT GEODETIC SURVEY. FOR FURTHER INFORMATION ON THE BASE LINE CONTACT MR. OLIVER H. PAQUETTE, CHIEF-SURVEYS AND MAPPING, BUREAU OF HIGHWAYS, DEPARTMENT OF TRANSPORTATION, 24 WOLCOTT HILL ROAD, WETHERSFIELD, CT. 06109, HIS TELEPHONE NUMBER IS 203-566-4638. 1US DEPARTMENT OF COMMERCE - NOAA CALIBRATION BASE LINE DATA QUAD: N410721 NOS - NATIONAL GEODETIC SURVEY BASE LINE DESIGNATION: HAMPTON CBL CONNECTICUT ROCKVILLE MD 20852 PROJECT ACCESSION NUMBER: 16026 WINDHAM COUNTY NEAREST TOWN: HAMPTON 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) 0 133.422 150 126.756 150.0064 150.1544 0.1 0 133.422 806 113.538 806.9099 807.1548 0.5 0 133.422 1400 139.413 1400.0103 1400.0231 0.7 150 126.756 806 113.538 656.9033 657.0363 0.4 150 126.756 1400 139.413 1250.0031 1250.0671 0.6 806 113.538 1400 139.413 593.0978 593.6620 0.4 DESCRIPTION OF HAMPTON BASE LINE YEAR MEASURED: 1977 YEAR REMEASURED: 1989 CHIEF OF PARTY: LPB THE BASE LINE IS LOCATED ABOUT 10.6 KM (6.6 MI) WEST OF THE INTERSECTION OF STATE HIGHWAY 169 AND U.S. HIGHWAY 6 IN BROOKLYN, AND ABOUT 1.6 KM (1.0 MI) SOUTHEAST OF HAMPTON, ALONG THE HIGHWAY RIGHT-OF-WAY ON THE ON THE NORTHWEST SIDE OF U.S. HIGHWAY 6. THE BASE LINE IS A NORTHEAST-SOUTHWEST LINE WITH THE 0 METER POINT AT THE SOUTHWEST END. IT CONSISTS OF THE 0, 150, 806, AND 1400 METER POINTS. TO REACH THE BASE LINE FROM THE INTERSECTION OF STATE HIGHWAY 97 AND U.S. HIGHWAY 6, JUST SOUTH OF HAMPTON,GO EASTERLY ON U.S. HIGHWAY 6 FOR 0.6 KM (0.4 MI) TO THE STATION ON THE LEFT, JUST NORTH OF THE INTERSECTION OF BIGELOW ROAD ON THE LEFT. THE 0 METER POINT IS A CONNECTICUT GEODETIC SURVEY BRASS DISK STAMPED "STATION 4691" SET IN THE TOP OF A SQUARE CONCRETE POST RECESSED 20 CM (8 IN) BELOW THE SURFACE OF THE GROUND. IT IS 29.0 M (95.1 FT) NORTHEAST OF THE CENTERLINE OF BIGELOW ROAD, 6.9 M (22.6 FT) NORTHWEST OF THE CENTERLINE OF U.S. HIGHWAY 6, 1.1 M (3.6 FT) SOUTHEAST OF A FIBERGLASS WITNESS POST, AND 0.6 M (2.0 FT) NORTHWEST OF THE EDGE OF THE PAVEMENT. THE 150 METER POINT IS A CONNECTICUT GEODETIC SURVEY BRASS DISK STAMPED "STATION 4692" SET IN THE TOP OF A SQUARE CONCRETE POST FLUSH WITH THE GROUND. IT IS 7.0 M (23.0 FT) NORTHWEST OF THE CENTERLINE OF U.S. HIGHWAY 6, 1.0 M (3.3 FT) SOUTHEAST OF A FIBERGLASS WITNESS POST, AND 0.6 M (2.0 FT) NORTHWEST OF THE EDGE OF THE PAVEMENT. THE 806 METER POINT IS A CONNECTICUT GEODETIC SURVEY BRASS DISK STAMPED "STATION 4693" SET IN THE TOP OF A SQUARE CONCRETE POST FLUSH WITH THE GROUND. IT IS 13.6 M (44.6 FT) NORTHEAST OF THE NORTHEAST END OF A GUARD RAIL, 8.6 M (28.2 FT) NORTHEAST OF THE APPROXIMATE CENTER OF A FIELD ROAD, 6.6 M (21.7 FT) NORTHWEST OF THE CENTERLINE OF U.S. HIGHWAY 6, 1.6 M (5.2 FT) SOUTHEAST OF A FIBERGLASS WITNESS POST, AND 0.5 M (1.6 FT) NORTH-WEST OF THE EDGE OF THE PAVEMENT. THE 1400 METER POINT IS A CONNECTICUT GEODETIC SURVEY BRASS DISK STAMPED "STATION 4694" SET IN THE TOP OF A SQUARE CONCRETE POST RECESSED 2 CM (1 IN) BELOW THE SURFACE OF THE GROUND. IT IS 30.4 M (99.7 FT) NORTHEAST OF THE NORTHEAST END OF A GUARD RAIL, 6.8 M (22.3 FT) NORTHWEST OF THE CENTERLINE OF U.S. HIGHWAY 6, 1.1 M (3.6 FT) SOUTHEAST OF A FIBERGLASS WITNESS POST, AND 0.5 M (1.6 FT) NORTHWEST OF THE EDGE OF THE PAVEMENT. 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 CONNECTICUT DEPARTMENT OF TRANSPORTATION. FOR MORE INFORMATION CONTACT MR. AL KACZYNSKI OR MR. OLIVER PAQUETTE AT THE CT DOT, CENTRAL SURVEYS, 1260 SILAS DEANE HWAY, WETHERSFIELD, CT 06109, TELEPHONE 203-258-3434. 1US DEPARTMENT OF COMMERCE - NOAA CALIBRATION BASE LINE DATA QUAD: N410723 NOS - NATIONAL GEODETIC SURVEY BASE LINE DESIGNATION: NEW HAVEN CBL CONNECTICUT ROCKVILLE MD 20852 - OCTOBER 29, 1986 PROJECT ACCESSION NUMBER: G16026 NEW HAVEN COUNTY * * * POOR CONDITION - SEE NOTE * * * LIST OF ADJUSTED DISTANCES (JANUARY 22, 1980) ADJ. DIST.(M) ADJ. DIST.(M) STD. FROM STATION ELEV.(M) TO STATION ELEV.(M) HORIZONTAL MARK - MARK ERROR(MM) 0 3572 4.75 150 3573 2.84 150.0056 150.0178 0.2 0 3572 4.75 800 3574 3.12 799.9947 799.9964 0.4 0 3572 4.75 1525 3584 2.92 1525.1428 1525.1439 0.6 150 3573 2.84 800 3574 3.12 649.9890 649.9890 0.3 150 3573 2.84 1525 3584 2.92 1375.1369 1375.1369 0.5 800 3574 3.12 1525 3584 2.92 725.1480 725.1480 0.3 DESCRIPTION OF NEW HAVEN BASE LINE YEAR MEASURED: 1977 CHIEF OF PARTY: MDC STATION 3573, 3574, AND 3584 WERE RECOVERED IN GOOD CONDITION. STATION 3572 WAS SEARCHED FOR BUT NOT FOUND. IT IS PROBABLY THERE. NOTE: THE BASE LINE IS IN A POOR LOCATION (TRAFFIC SIGNS, PARKED VEHICLES, ETC.), BUT THE CONNECTICUT GEODETIC SURVEY REQUESTED THAT THE BASE LINE REMAIN INTACT UNTIL IT IS PHYSICALLY DESTROYED. CONSTRUCTION IS POSSIBLY PLANNED FOR THE NEXT YEAR OR TWO. TERRAIN AND TRAFFIC WOULD MAKE IT DIFFICULT TO TAPE THE 150 METER SECTION. THE BASE LINE IS LOCATED IN SOUTH NEW HAVEN, ALONG THE SOUTHEAST FRONTAGE ROAD, NEXT TO NEW HAVEN HARBOR AND 0.4 MILE NORTH OF THE NEW HAVEN SEWAGE DISPOSAL PLANT. TO REACH THE BASE LINE FROM EXIT 46 ON INTERSTATE 95 SOUTH, WHICH IS ABOUT 0.3 MILE SOUTH OF THE JUNCTION OF INTERSTATES 95 AND 91 IN NEW HAVEN, EXIT OFF I-95 TO THE NORTHWEST FRONTAGE ROAD FOR 0.3 MILE TO WHERE THE ROAD GOES UNDER THE INTERSTATE AND A GRAVEL PARKING AREA ON THE RIGHT AND THE 0 METER POINT ON THE RIGHT AS DESCRIBED. THE 0 METER POINT IS IN THE GRAVEL PARKING AREA 376 FEET SOUTHWEST OF THE DRIVEWAY ENTRANCE, 140 FEET SOUTHEAST OF THE SOUTHEAST GUARD RAIL OF I-95 AND 55 FEET NORTHWEST OF THE NEW HAVEN HARBOR WATER CONTAINMENT BANK. ALL THE MARKS ARE CONNECTICUT GEODETIC SURVEY DISKS SET FLUSH WITH THE GROUND. THE 0 METER AND 150 METER DISKS ARE SET IN THE TOP OF ROUND CONCRETE MONUMENTS. THE 800 AND 1525 METER POINTS ARE DRILLED IN CONCRETE. THE BASE LINE IS A NORTHEAST-SOUTHWEST LINE WITH THE 0 METER POINT ON THE SOUTHWEST END. THE DISKS ARE STAMPED, STATION 3572, STATION 3573, STATION 3574 AND STATION 3584. THERE IS A DISK SET IN THE CENTER OF THE FRONTAGE ROAD AT ABOUT 1400 METERS AND IS STAMPED STATION 3575, BUT WAS NOT USED BECAUSE IT IS IN THE CENTER OF THE ROAD. THE BASE LINE WAS ESTABLISHED IN CONJUNCTION WITH THE CONNECTICUT GEODETIC SURVEY. FOR FURTHER INFORMATION ON THE BASE LINE CONTACT MR. OLIVER H. PAQUETTE, CHIEF-SURVEYS AND MAPPING, BUREAU OF HIGHWAYS, DEPARTMENT OF TRANSPORTATION, 24 WOLCOTT HILL ROAD, WETHERSFIELD, CT. 06109, HIS TELEPHONE NUMBER IS 203-566-4638. 1US DEPARTMENT OF COMMERCE - NOAA CALIBRATION BASE LINE DATA QUAD: N410724 NOS - NATIONAL GEODETIC SURVEY BASE LINE DESIGNATION: SOUTH WINDSOR CBL CONNECTICUT ROCKVILLE MD 20852 PROJECT ACCESSION NUMBER: 16026 HARTFORD COUNTY NEAREST TOWN: SOUTH WINDSOR 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 3576 20.730 150 3577 20.410 150.0174 150.0177 0.1 0 3576 20.730 800 3578 21.450 800.1882 800.1885 0.3 0 3576 20.730 1392 3579 21.449 1392.7385 1392.7387 0.4 150 3577 20.410 800 3578 21.450 650.1708 650.1716 0.3 150 3577 20.410 1392 3579 21.449 1242.7211 1242.7216 0.4 800 3578 21.450 1392 3579 21.449 592.5504 592.5504 0.3 DESCRIPTION OF SOUTH WINDSOR BASE LINE YEAR MEASURED: 1977 YEAR REMEASURED: 1989 CHIEF OF PARTY: LPB THE BASE LINE IS LOCATED 3.2 KM (2.0 MI) NORTH OF EAST HARTFORD, 1.6 KM (1.0 MI) WEST OF SOUTH WINDSOR, AND 1.6 KM (1.0 MI) SOUTH OF EAST WINDSOR HILL, ALONG STATE HIGHWAY 5. IT LIES IN THE HIGHWAY RIGHT OF WAY BETWEEN THE HIGHWAY AND THE PENN. CENTRAL RAILROAD TRACKS. THE BASE LINE IS A NORTHEAST-SOUTHWEST LINE WITH THE 0 METER POINT ON THE SOUTHWEST END. IT CONSISTS OF THE 0, 150, 800, AND 1392 METER POINTS. TO REACH THE BASE LINE FROM THE INTERSECTION OF U.S. HIGHWAYS 5 AND 44 EAST (BURNSIDE AVENUE) ON THE NORTH SIDE OF EAST HARTFORD, GO NORTH ON HIGHWAY 5 FOR 0.6 KM (0.4 MI) TO A RAILROAD OVERPASS. CONTINUE NORTH ON HIGHWAY 5 FOR 0.2 KM (0.1 MI) TO THE INTERSECTION OF STATE HIGHWAY 30 TO THE RIGHT. CONTINUE NORTH ON HIGHWAY 5 FOR 5.5 KM (3.4 MI) TO THE INTERSECTION OF NEWBERRY ROAD. CONTINUE NORTH ON HIGHWAY 5 FOR 0.65 KM (0.4 MI) TO THE 0 METER POINT ON THE RIGHT. TO REACH THE 150, 800, AND 1392 METER POINTS, CONTINUE NORTH ALONG HIGHWAY 5 FOR 0.15 KM (0.1 MI), 0.8 KM (0.5 MI), OR 1.4 KM (0.9 MI) RESPECTIVELY, TO THE MARKS ON THE RIGHT. THE 0 METER POINT IS A CONNECTICUT GEODETIC SURVEY BRASS DISK STAMPED "STATION 3576" SET IN THE TOP OF A 20 CM (8 IN) SQUARE CONCRETE POST FLUSH WITH THE GROUND. IT IS 30.5 M (100.1 FT) SOUTHWEST OF A SIGN INDICATING A ROAD LEFT, 6.1 M (20.0 FT) SOUTHEAST OF THE CENTERLINE OF STATE HIGHWAY 5 NORTH-BOUND LANES, 1.0 M (3.3 FT) SOUTHEAST OF THE EDGE OF THE ROAD PAVEMENT, AND 0.8 M (2.6 FT) NORTHWEST OF A FIBERGLASS WITNESS POST. THE 150 METER POINT IS A CONNECTICUT GEODETIC SURVEY BRASS DISK STAMPED "STATION 3577" SET IN THE TOP OF A 20 CM (8 IN) SQUARE CONCRETE POST FLUSH WITH THE GROUND. IT IS 6.1 M (20.0 FT) SOUTHEAST OF THE CENTERLINE OF STATE HIGHWAY 5 NORTHBOUND LANES, 1.1 M (3.6 FT) SOUTHEAST OF THE EDGE OF THE ROAD PAVEMENT, AND 0.2 M (0.7 FT) NORTHWEST OF A FIBERGLASS WITNESS POST. THE 800 METER POINT IS A CONNECTICUT GEODETIC SURVEY BRASS DISK STAMPED "STATION 3578" SET IN THE TOP OF A 20 CM (8 IN) CONCRETE POST RECESSED 13 CM (5 IN) BELOW THE SURFACE OF THE PAVEMENT. IT IS 6.1 M (20.0 FT) SOUTH-EAST OF THE CENTERLINE OF STATE HIGHWAY 5 NORTHBOUND LANES, 2.4 M (7.9 FT) SOUTHWEST OF THE NORTHEAST END OF A GUARD RAIL, 0.9 M (3.0 FT) NORTHWEST OF A STEEL WITNESS POST, 0.3 M (1.0 FT) SOUTHEAST OF THE GUARD RAIL. THE 1392 METER POINT IS A CONNECTICUT GEODETIC SURVEY BRASS DISK STAMPED "STATION 3579" SET IN THE TOP OF A 20 CM (8 IN) SQUARE CONCRETE POST RECESSED 8 CM (3 IN) BELOW THE SURFACE OF THE GROUND. IT IS 6.2 M (20.3 FT) SOUTHEAST OF THE CENTERLINE OF STATE HIGHWAY 5 NORTHBOUND LANES, 0.9 M (3.0 FT) SOUTH-EAST OF THE EDGE OF THE PAVEMENT, AND 0.4 M (1.3 FT) NORTHWEST OF A FIBER-GLASS WITNESS POST. USER NOTES: CBL USERS SHOULD TAKE CARE IN PLUMBING OVER ALL POINTS. ELEVATIONS ARE FOR CBL USE ONLY. 1THIS BASE LINE WAS ESTABLISHED IN CONJUNCTION WITH THE CONNECTICUT DEPARTMENT OF TRANSPORTATION. FOR MORE INFORMATION CONTACT MR. AL KACZYNSKI OR MR. OLIVER PAQUETTE AT THE CT DOT, CENTRAL SURVEYS, 1260 SILAS DEANE HWAY, WETHERSFIELD, CT 06109, TELEPHONE 203-258-3434. 1US DEPARTMENT OF COMMERCE - NOAA CALIBRATION BASE LINE DATA QUAD: N410724 NOS - NATIONAL GEODETIC SURVEY BASE LINE DESIGNATION: WEST HARTFORD CBL CONNECTICUT SILVER SPRING MD 20910 - DECEMBER 31, 1996 PROJECT ACCESSION NUMBER: 16026 HARTFORD COUNTY NEAREST TOWN: WEST HARTFORD LIST OF ADJUSTED DISTANCES (DECEMBER 5, 1996) ADJ. DIST.(M) ADJ. DIST.(M) STD. FROM STATION ELEV.(M) TO STATION ELEV.(M) HORIZONTAL MARK - MARK ERROR(MM) 0 3480 26.868 158 3481 26.054 158.8426 158.8446 0.1 0 3480 26.868 311 3482 25.140 311.4481 311.4529 0.1 0 3480 26.868 463 3483 24.475 463.1498 463.1560 0.1 0 3480 26.868 614 3484 23.804 614.7904 614.7980 0.1 0 3480 26.868 769 3485 22.737 769.8571 769.8682 0.1 158 3481 26.054 311 3482 25.140 152.6055 152.6083 0.1 158 3481 26.054 463 3483 24.475 304.3073 304.3114 0.1 158 3481 26.054 614 3484 23.804 455.9478 455.9534 0.1 158 3481 26.054 769 3485 22.737 611.0146 611.0236 0.1 311 3482 25.140 463 3483 24.475 151.7018 151.7032 0.1 311 3482 25.140 614 3484 23.804 303.3423 303.3452 0.1 311 3482 25.140 769 3485 22.737 458.4091 458.4154 0.1 463 3483 24.475 614 3484 23.804 151.6405 151.6420 0.1 463 3483 24.475 769 3485 22.737 306.7073 306.7122 0.1 614 3484 23.804 769 3485 22.737 155.0668 155.0704 0.1 DESCRIPTION OF WEST HARTFORD BASE LINE YEAR MEASURED: 1977 YEAR REMEASURED: 1985, 1989, 1996 LATITUDE: 41 44 35 LONGITUDE: 072 43 30 AZIMUTH: 90 DEGREES TRUE NORTH CHIEF OF PARTY: RCJ THE BASE LINE IS LOCATED ABOUT 8.5 MI (13.7 KM) NORTH OF NEWINGTON, CONNECTICUT, 3.8 MI (6.1 KM) NORTHWEST OF THE JUNCTION OF STATE HIGHWAYS 99 AND 314, 3.1 MI (5.0 KM) WEST-SOUTHWEST OF HARTFORD, CONNECTICUT AND 2.5 MI (4.0 KM) SOUTH- SOUTHWEST OF THE JUNCTION OF STATE HIGHWAYS 189 AND 44. IT RUNS ALONG THE SOUTH SIDE OF FLATBUSH AVENUE, BETWEEN QUAKER LANE AND OAKWOOD AVENUE. THE BASE LINE IS AN EAST-WEST LINE WITH THE 0-METER POINT ON THE WEST END. IT CONSISTS OF THE 0, 158, 311, 463, 614 AND 769 METER POINTS. THERE IS NO 100 FT TAPE CALIBRATION MONUMENT AT THIS BASE LINE. TO REACH 0-METER POINT FROM THE INTERSECTION OF I-84 AND SOUTH QUAKER LANE, LOCATED ABOUT 1.1 MI (1.8 KM) SOUTH-SOUTHEAST OF WEST HARTFORD, GO SOUTH ON SOUTH QUAKER LANE FOR 0.5 MI (0.8 KM) TO FLATBUSH AVENUE ON THE LEFT AND THE MARK ON SOUTHEAST CORNER OF THE INTERSECTION. THE 0 METER POINT IS A U.S.C.& G.S. STATE SURVEY BRONZE DISK STAMPED "3480", SET IN THE TOP OF A 13 CM (5 IN) REINFORCED, SQUARE CONCRETE POST, RECESSED 2 CM (1 IN) BELOW THE SURFACE OF THE GROUND. IT IS 19.1 M (62.5 FT) EAST OF THE CENTERLINE OF SOUTH QUAKER LANE, 16.2 M (53.2 FT) WEST OF PLP #1219, 7.9 M (26.0 FT) SOUTH OF THE CENTERLINE OF FLATBUSH AVENUE, AND 2.3 M (7.6 FT) EAST SOUTHEAST OF PLP #5872. THE 158 METER POINT IS A U.S.C.& G.S. STATE SURVEY BRONZE DISK STAMPED "3481", SET IN THE TOP OF A 13 CM (5 IN) REINFORCED, SQUARE CONCRETE POST, RECESSED 2 CM (1 IN) BELOW THE SURFACE OF THE GROUND. IT IS 31.2 M (102.3 FT ) WEST OF PLP #1214, 8.0 M (26.2 FT) SOUTH OF THE CENTERLINE OF FLATBUSH AVENUE, 3.4 M (11.0 FT) SOUTHEAST OF PLP #1215, 1.3 M (4.2 FT) SOUTH OF THE FACE OF A GRANITE CURB AND 1.2 M (3.9 FT) NORTH OF A CHAIN LINK FENCE. 1THE 311 METER POINT IS A U.S.C.& G.S. STATE SURVEY BRONZE DISK STAMPED "3482", SET IN THE TOP OF A 13 CM (5 IN) REINFORCED, SQUARE CONCRETE POST, RECESSED 5 CM (2 IN) BELOW THE SURFACE OF THE GROUND. IT IS 8.1 M (26.5 FT) SOUTH OF THE CENTERLINE OF FLATBUSH AVENUE, 1.9 M (6.2 FT) SOUTHEAST OF PLP #1211 AND 1.1 M (3.5 FT) NORTH OF A CHAIN LINK FENCE. THE 463 METER POINT IS A U.S.C.& G.S. STATE SURVEY BRONZE DISK STAMPED "3483", SET IN THE TOP OF A 13 CM (5 IN) REINFORCED, SQUARE CONCRETE POST, RECESSED 2 CM (1 IN) BELOW THE SURFACE OF THE GROUND. IT IS 34.0 M (111.7 FT) EAST OF PLP #1208, 19.6 M (64.2 FT) EAST OF A SIX INCH WATER PIPE, 8.1 M (26.7 FT) SOUTH OF THE CENTERLINE OF FLATBUSH AVENUE, 4.4 M (14.4 FT) WEST OF PLP #1207, AND 1.O M (3.3 FT) NORTH OF A CHAIN LINK FENCE. THE 614 METER POINT IS U.S.C.& G.S. STATE SURVEY BRONZE DISK STAMPED "3484", SET IN THE TOP OF A 13 CM (5 IN) REINFORCED, SQUARE CONCRETE POST, RECESSED 2 CM (1 IN) BELOW THE SURFACE OF THE GROUND. IT IS 23.9 M (78.3 FT) WEST OF PLP #1202, 8.2 M (27.0 FT) SOUTH OF THE CENTERLINE OF FLATBUSH AVENUE, 5.1 M (16.8 FT) SOUTH EAST OF PLP #1203, 1.5 M (5.0 FT) SOUTH OF THE FACE OF A GRANITE CURB, AND 0.9 M (2.9 FT) NORTH OF A CHAIN LINK FENCE. THE 769 METER POINT IS U.S.C.& G.S. STATE SURVEY BRONZE DISK STAMPED "3485", SET IN THE TOP OF A 13 CM (5 IN) REINFORCED, SQUARE CONCRETE POST, FLUSH WITH THE SURFACE OF THE GROUND. IT IS 15.5 M (51.0 FT) WEST OF THE CENTERLINE OF OAKWOOD AVENUE, 8.2 M (27.0 FT) SOUTH OF THE CENTERLINE OF FLATBUSH AVENUE, 5.2 M (17.0 FT) WEST OF PLP #1198 AND 3.4 M (11.1 FT) NORTH NORTHEAST OF A 1.2 M (4.0 FT) OAK TREE. 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 CONNECTICUT DEPARTMENT OF TRANSPORTATION. FOR MORE INFORMATION CONTACT MR. ROBERT JORDAN AT THE CONNECTICUT DEPARTMENT OF TRANSPORTATION, CENTRAL SURVEYS, 2800 BERLIN TURNPIKE, NEWINGTON, CT 06131, TELEPHONE 860-594-2513 OR FAX 860-594-2678. 1US DEPARTMENT OF COMMERCE - NOAA CALIBRATION BASE LINE DATA QUAD: N410731 NOS - NATIONAL GEODETIC SURVEY BASE LINE DESIGNATION: WINCHESTER CBL CONNECTICUT ROCKVILLE MD 20852 - JULY 19, 1993 PROJECT ACCESSION NUMBER: 16026 LITCHFIELD COUNTY NEAREST TOWN: WINSTED LIST OF ADJUSTED DISTANCES (JULY 2, 1993) ADJ. DIST.(M) ADJ. DIST.(M) STD. FROM STATION ELEV.(M) TO STATION ELEV.(M) HORIZONTAL MARK - MARK ERROR(MM) 0 6512 242.777 150 6513 243.364 150.0046 150.0058 0.1 0 6512 242.777 900 6514 241.080 899.9807 899.9823 0.1 0 6512 242.777 1200 6515 241.741 1200.0021 1200.0025 0.2 150 6513 243.364 900 6514 241.080 749.9761 749.9796 0.1 150 6513 243.364 1200 6515 241.741 1049.9975 1049.9987 0.1 900 6514 241.080 1200 6515 241.741 300.0213 300.0220 0.1 DESCRIPTION OF WINCHESTER BASE LINE YEAR MEASURED: 1993 CHIEF OF PARTY: KM THE BASE LINE IS LOCATED ABOUT 11.3 KM (7.0 MI) NORTH-NORTHEAST OF TORRINGTON, 5.6 KM (3.5 MI) WEST-NORTHWEST OF NEW HARTFORD, AND 3.2 KM (2.0 MI) SOUTH OF WINSTED. THE BASE LINE RUNS ALONG AND IS APPROXIMATELY PARALLEL WITH THE EASTERN EDGE OF STATE HIGHWAY 8. THE BASE LINE IS A NORTH-NORTHEAST, SOUTH-SOUTHWEST LINE WITH THE 0-METER POINT ON THE SOUTH-SOUTHWEST END. IT CONSISTS OF THE 0, 150, 900, AND 1200 METER POINTS. TO REACH THE 0-METER POINT FROM THE JUNCTIONS OF U.S. HIGHWAY 202 (MAIN STREET), STATE HIGHWAY 4 (ELM STREET), AND STATE HIGHWAY 8 (EXIT 44), LOCATED ON THE NORTHEAST SIDE OF TORRINGTON, GO NORTHEASTERLY ON STATE HIGHWAY 8 FOR 8.8 KM (5.5 MI) TO THE OVERPASS JUNCTION OF PINEWOODS ROAD (EXIT 46). CONTINUE NORTHEASTERLY ON STATE HIGHWAY 8 FOR 1.6 KM (1.0 MI) TO THE 0-METER POINT ON THE RIGHT. THE 0-METER POINT IS A CONNECTICUT GEODETIC SURVEY DISK STAMPED "6512" SET IN THE TOP OF A 13 CM (5 IN) SQUARE CONCRETE POST RECESSED 33 CM (13 IN) BELOW THE SURFACE OF THE GROUND. IT IS 27.7 M (90.9 FT) SOUTH-SOUTHWEST OF THE SOUTHEASTERN CORNER OF A CONCRETE STORM DRAIN FOUNDATION ON THE EASTERN CURB-LINE OF STATE HIGHWAY 8, 7.8 M (25.6 FT) EAST-SOUTHEAST OF THE CENTERLINE OF STATE HIGHWAY 8, 3.7 M (12.1 FT) WEST-NORTHWEST OF THE CENTER OF A DITCH, AND 0.3 M (1.0 FT) WEST-NORTHWEST OF A FIBERGLASS WITNESS POST. THE 150-METER POINT IS A CONNECTICUT GEODETIC SURVEY DISK STAMPED "6513" SET IN THE TOP OF A 13 CM (5 IN) SQUARE CONCRETE POST RECESSED 30 CM (12 IN) BELOW THE SURFACE OF THE GROUND. IT IS 8.0 M (26.2 FT) EAST-SOUTHEAST OF THE CENTERLINE OF STATE HIGHWAY 8, 2.5 M (8.2 FT) WEST-NORTHWEST OF THE CENTER OF A DITCH, AND 0.3 M (1.0 FT) WEST-NORTHWEST OF A FIBERGLASS WITNESS POST. THE 900-METER POINT IS A CONNECTICUT GEODETIC SURVEY DISK STAMPED "6514" SET IN THE TOP OF A 13 CM (5 IN) SQUARE CONCRETE POST RECESSED 25 CM (10 IN) BELOW THE SURFACE OF THE GROUND. IT IS 53.2 M (174.5 FT) SOUTH OF THE SOUTHEASTERN CORNER OF A CONCRETE STORM DRAIN FOUNDATION ON THE EASTERN CURB-LINE OF STATE HIGHWAY 8, 26.1 M (85.6 FT) NORTH-NORTHEAST OF THE WESTERN CORNER OF A METAL SIGN "EXPRESSWAY ENDS 1 MILE", 13.4 M (44.0 FT) SOUTH-SOUTHWEST OF THE NORTH END OF A METAL GUARD RAIL, 8.6 M (28.2 FT) EAST-SOUTHEAST OF THE CENTERLINE OF STATE HIGHWAY 8, AND 0.4 M (1.3 FT) WEST-NORTHWEST OF A FIBERGLASS WITNESS POST. THE 1200-METER POINT IS A CONNECTICUT GEODETIC SURVEY DISK STAMPED "6515" SET IN THE TOP OF A 13 CM (5 IN) SQUARE CONCRETE POST RECESSED 33 CM (13 IN) BELOW THE SURFACE OF THE GROUND. IT IS 40.9 M (134.2 FT) SOUTH OF THE SOUTHEASTERN CORNER OF A CONCRETE STORM DRAIN FOUNDATION ON THE EASTERN CURB-LINE OF STATE HIGHWAY 8, 7.5 M (24.6 FT) EAST-SOUTHEAST OF THE CENTERLINE OF STATE HIGHWAY 8, 3.0 M (9.8 FT) WEST- NORTHWEST OF THE CENTER OF A DITCH, AND 0.3 M (1.0 FT) WEST-NORTHWEST OF A FIBERGLASS WITNESS POST. USER NOTES: CBL USERS SHOULD TAKE CARE IN PLUMBING OVER ALL POINTS. ELEVATIONS ARE FOR CBL USE ONLY. SAFETY PRECAUTIONS ARE RECOMMENDED DUE TO HEAVY TRAFFIC ON THE HIGHWAY. 1THIS CALIBRATION BASE LINE WAS ESTABLISHED IN CONJUNCTION WITH THE CONNECTICUT DEPARTMENT OF TRANSPORTATION, GEODETIC SURVEY SECTION. FOR MORE INFORMATION PLEASE CONTACT MR. ROBERT JORDAN, CONNECTICUT DEPARTMENT OF TRANSPORTATION, GEODETIC SURVEYS, P.O. BOX 317546, NEWINGTON, CT 06131-7546, TELEPHONE 203-594-2513.