Laserfiche WebLink
�.I <br />lig �i <br />TABLE I. - Tangents and Externals to a 1° Curve. <br />Phnrd=100 ft. <br />Int. <br />Angle <br />Tangent <br />External <br />Int. <br />Angle <br />Tangent <br />ExternalF <br />T=.02 <br />E=.000 <br />Tangent <br />External <br />.23 <br />.005 <br />50.00 <br />.22 <br />8° <br />400.66 <br />13.99754.32 <br />15° <br />T=.04 <br />E =.003 <br />49.44 <br />10' <br />58.34 <br />.30 <br />10' <br />409.03 <br />_ 14.58• <br />25° <br />762.80 <br />50.55 <br />20 <br />66.67 <br />110.57 <br />20` <br />417.41 <br />15.18 <br />20. <br />771.29 <br />51.68 <br />30 <br />75.01 <br />.39 <br />.49 <br />30 <br />425.79 <br />15:80 <br />30 <br />779.77 <br />52.82 <br />40 <br />83.34 <br />_ .:61 <br />40 <br />:434.17 <br />16.43 <br />40 <br />788.26 <br />53.97 <br />50 <br />91.68 <br />.73 <br />50 <br />442.55 <br />17.07 <br />50 <br />796.75 <br />55.13 <br />2 <br />100.01 <br />.87 <br />9, <br />450.93 <br />17.72 <br />16 <br />805.25 <br />-56.31 <br />10 <br />108.35 <br />.1.02, <br />10 <br />459.32 <br />18.38 <br />10 <br />813.75-. <br />57.50 <br />20 <br />116.68 <br />1.19 <br />20 <br />467.71 <br />19.06 <br />20 <br />822.25 <br />58.70 <br />30 <br />125.02 <br />1.36 <br />30 <br />476.10 <br />19.75 <br />30 <br />830.76 <br />59.91, <br />40'„ <br />133.36 <br />1.55 <br />40 <br />484.49 <br />20.45 <br />40 <br />839.27 <br />61.14 <br />50 <br />141.70 <br />1.75 <br />50 <br />492.88 <br />21.16 <br />50 <br />847.78 <br />62.38 <br />8 <br />150.04 <br />1.96 <br />10 <br />501.28 <br />21.89 <br />.17" <br />856.30 <br />63.63 <br />10 <br />158.38 <br />2.19 <br />_ 10 <br />509.68 <br />22.62 <br />10 "'864.82 <br />1982.2 <br />64.90 <br />20 <br />166.72 <br />2:43 <br />20 <br />518.08 <br />23.38 <br />20•, '873.35 <br />1991.5 <br />66.18 <br />30 <br />175.06 <br />2.67 <br />30 <br />526.48 <br />24.14 <br />30 <br />881 88 <br />67.47 <br />40 <br />183.40 <br />2.93 <br />40 <br />534.89 <br />24.91 <br />40 <br />890.41 <br />68.77 <br />50 <br />191.74 <br />3.21 <br />50 <br />543.29 <br />25.70 <br />50 <br />898.95 <br />70.09 <br />6 <br />200.08 <br />3.49 <br />11 ` <br />551.70 <br />26.50 <br />18 " <br />907.49 <br />71.42 <br />10 <br />208.43 <br />3.79 <br />10 <br />560.11` <br />- 27.31 <br />10 <br />916.03 <br />72.76 <br />20 <br />216.77 <br />4:10 <br />20 <br />568.53 <br />28.14 <br />20 <br />924.158 <br />74.12 <br />30 <br />225.12 <br />4.42 <br />30 <br />576.95 <br />28.97 <br />30 <br />933.13 <br />75.49 <br />40 <br />233.47 <br />4.76• <br />40 <br />-585.36 <br />29.82 <br />40 <br />941.69 <br />.76.86 <br />50 <br />241.81 <br />5.10 <br />50 <br />593.79 <br />30.68 <br />. 50 <br />950.25 <br />78.26 <br />5 <br />250.16 <br />5.46 <br />12 <br />602.21 <br />31.56 <br />19 <br />958.81 <br />79.67 <br />10 <br />258.51 <br />5.83 <br />10 <br />610.64; <br />'32.45 <br />10 <br />967.38 <br />81.09 <br />20 <br />266.86 <br />6.21 <br />20 <br />619.07 <br />33.35 <br />20 <br />975.96 <br />82.53 <br />30 <br />275.21 <br />6.61 <br />30 <br />627.50 <br />;34.26 <br />30 . <br />984.53 <br />83.97 <br />40 <br />283.57 <br />7.01 <br />40 <br />635.93 <br />35.18 <br />40, <br />993.12 <br />85.43 <br />50 <br />291.92 <br />7.43 <br />50 <br />644.37 <br />36.12 <br />50 <br />1001.7 <br />86.90 <br />6 <br />300.28 <br />.7.86 <br />13 <br />652.81 <br />37.07 <br />20 <br />1010.3 <br />88.39 <br />10 <br />308.64 <br />8.31 <br />10 <br />661.25. <br />38.03 <br />.10 <br />1018.9 - <br />. 89.89 <br />20 <br />316:99 <br />8.76 <br />20 <br />669.70 <br />39.01 <br />20 <br />1027.5 <br />91.40 <br />30 <br />325:35 <br />9.23 <br />30 <br />678.15 <br />39.99 <br />30 <br />1036.1 <br />92.92 <br />40 <br />333.71 <br />9.71 <br />40 <br />686.60 <br />40.99 <br />40 <br />1044.7 <br />94.46 <br />50 <br />342.08 <br />.10.20 <br />50. <br />695.06 <br />42.00 <br />50 <br />1053.3 ' <br />96.01 <br />7 <br />350.44 <br />10.71 <br />14 ' <br />703.51 <br />43.03 <br />21 <br />1061.9. <br />97.57 <br />10 <br />358.81 <br />11.22 <br />10 <br />711.97 <br />44.07 <br />10 <br />1070.6 <br />99.16 <br />20 <br />367.17 <br />11.75 <br />20 - <br />720.44 <br />45.12 <br />20 <br />1079.2 <br />100.75 <br />30 <br />375.54 <br />12.29 <br />"30 <br />728.90 <br />46.18 <br />30 <br />1087.8 _ <br />102.35 <br />40 <br />383.91 <br />12.85 <br />40 <br />737.37 <br />47 25, <br />", 40 <br />- 1096.4. <br />103.97 <br />50 <br />392.28 <br />13.41 <br />50 <br />745.85 <br />48.34 <br />- 50 <br />1105.1 <br />105.60 <br />Corrections to be Added (T Tangent. E=External.) <br />Angie <br />Curve 5° <br />10° 15° 20° <br />25° 30° 35° 40° 45° 50° 55° 60° 65° <br />70° <br />so <br />T=.02 <br />E=.000 <br />.03 .05 .06 <br />.000 .001 .001 <br />.08 : -:10 .11 ..13 .15 .16 .18 .20 .21 <br />'•002 .002 .002 .003 .003 .004 •004 •004 •005 <br />.23 <br />.005 <br />10° <br />T=.03 <br />E=.001- <br />.06 .09 .13 <br />.003 .004 .006 <br />' .16 .19 .22 ..25 `.28' .31 .34 .38 .42 <br />.007 .008 .009 .011 .012 ..014 .015 .017 .018 <br />.46 <br />.020 <br />15° <br />T=.04 <br />E =.003 <br />.10 ,.14 .19 <br />.007 .010 .014 <br />.24 .29 ".34 .39 .45 :51- .53 .58 .63 <br />.018 .023 .027 .029 .032 .035 .039 .043 .047 <br />.68 <br />..051 <br />20° <br />E =.008'` .011 .017 .022 <br />84 <br />.028 .034 038 .045 .051 057 063 .070 .076 <br />.90 <br />.083 <br />25° <br />1870.9 <br />297.7 <br />1.127 <br />1-4 <br />x.135 <br />110.57 <br />E= 009 <br />.018 .027 .036 <br />.046 096 .065 074 .088 093 .106 .120 <br />20. <br />TA33im L - Tangents and Externa_ le to a 1° Curve. <br />Chord =100 ft. <br />Int. <br />' Angle <br />Tangent <br />_ <br />External <br />Int. <br />Angle <br />Tangent <br />External <br />Int. <br />Angle <br />Tangent <br />g <br />External <br />22° <br />1113.7 <br />107.24 <br />29° <br />1481.8 <br />188.51 <br />36° <br />1861.7 <br />294.9 <br />- 10f <br />1122.4 <br />108.90 <br />101 <br />1490.7 <br />190.,14 <br />10, <br />1870.9 <br />297.7 <br />20 <br />1131.0 <br />110.57 <br />20 <br />1499.6 <br />192.9999 <br />20. <br />1880.1 <br />300.6 <br />30 <br />1139.7 <br />112.25 <br />30 <br />1508.5 <br />195.25 <br />30 <br />1889.4 <br />'303.5 <br />='40 <br />1148.4 <br />113.95 <br />40 <br />1517.4 <br />197.53 <br />40 <br />1898.6 <br />306.4 <br />50 <br />1157.0 <br />115.66 <br />_ <br />50. <br />1526.3 <br />199.82 <br />50 <br />1907.9 <br />-309.3 <br />23 <br />1165.7 <br />117.38 <br />30 <br />1535.3 <br />202.12 <br />37 <br />1917.1 <br />312.2 <br />10 <br />1174.4 <br />119.12 <br />10 <br />1544.2 <br />204.44 <br />10 <br />1926.4 <br />315.2 <br />20 <br />1183.1 <br />120.37 <br />20 <br />1553.1 <br />206.77 <br />20 <br />1935.7 <br />318.1 <br />30 <br />1191.8 <br />122.63 <br />30 <br />1562.1 <br />209.12 <br />30 <br />1945.0 <br />321.1 <br />40 <br />1200.5 <br />124.41 <br />:,40 <br />1571,0 <br />211.48 <br />40 <br />1954.3 <br />324.1 <br />50 <br />1209.2 <br />126.20 <br />50 <br />1580.0 <br />213.86 <br />50 <br />1963.6 <br />327.1 <br />24 <br />1217.9 <br />128.00 <br />31 <br />1589,0 <br />216.3 <br />38 <br />1972.9 <br />330.2 <br />10 <br />1226.6 <br />129.82 <br />10 <br />1598.0 <br />218.7 <br />10 <br />1982.2 <br />333:2 <br />20 <br />1235.3 <br />131 65 <br />20 <br />1606.9 <br />221.1 <br />20 <br />1991.5 <br />336.3 <br />30 <br />1244.0 <br />133.50 <br />30 <br />1615.9 <br />223.5 <br />30 <br />2000.9 <br />339.3 <br />40 <br />1252.8 <br />135.35 <br />40 <br />1624.9 <br />226.0 <br />40 <br />2010.2 <br />342.4 <br />50 <br />1261.5 <br />137.23 <br />50 <br />1633.9 <br />228.4 <br />50 <br />2019.6 <br />345.8 <br />25 <br />1270.2 <br />139.11 <br />32 <br />1643.0 <br />230.9 <br />39 <br />2029.0 <br />348.8 <br />10 <br />1279.0 <br />141.01 <br />10 <br />1652.0 <br />233.4 <br />10 <br />2038.4 <br />351.8 <br />20 <br />1287.7 <br />142.93 <br />20 <br />1661.0 <br />235.9 <br />20 <br />2047.8 <br />354.9 <br />30 <br />1296.5 <br />144.85 <br />30 <br />1670.0 <br />238.4 <br />30 <br />2057.2 <br />358.1 <br />.40 <br />1305.3 <br />146.79 <br />40 <br />1679.1 <br />241.0 <br />40 <br />2066.6 <br />361.3 <br />50 <br />1314.0 <br />148.75 <br />50 <br />1688.1 <br />243.5 <br />50 <br />2076.0 <br />'364.5 <br />26 - <br />1322.8 <br />150.71 <br />33 <br />1697.2 <br />246.1 <br />40 <br />2085.4 <br />367.7 <br />10 <br />1331.6 <br />152.69 <br />10' <br />1706.3 <br />248.7 <br />_. 10 <br />2094.9 <br />371.0 <br />20 <br />1340.4 <br />154.69 <br />20 <br />1715.3 <br />251.3 <br />20 <br />2104.3 <br />'374.2 <br />30 <br />1349.2 <br />156.70 <br />30 <br />1724.4 <br />253.9 <br />30 <br />2113.8 <br />377.5 <br />40 <br />1358.0 <br />158.72 <br />40 <br />1733.5 <br />256.5• <br />40 <br />2123.3 <br />380.8 <br />50 <br />1366.8 <br />160.76 <br />50 <br />1742.6 <br />259.1 <br />50 <br />2132.7 <br />'384.1 <br />27 - <br />.1375.6 <br />162.81 <br />34 - <br />1751.7 <br />261:8 <br />41 <br />2142.2 <br />387.4 <br />10 <br />'1384.4 <br />164.86 <br />10 <br />1760.8 <br />264.5 <br />10 <br />2151.7 <br />390.7 <br />20 <br />1393.2 <br />166.95 <br />20 <br />1770.0 <br />267.2 <br />20 <br />2161.2 <br />394.1 <br />30 <br />1402.0 <br />169.04 <br />30 <br />1779.1 <br />269.9 <br />30 <br />2170.8 <br />397.4 <br />40 <br />1410:9 <br />171.15 <br />.40 <br />1788.2 <br />272.6 <br />40 <br />2180.3 <br />400.8 <br />50 <br />1419.7 <br />173.27 <br />.50 <br />1797.4 <br />275.3 <br />50 <br />2189.9 <br />404.2 <br />28 - <br />•1428:6 <br />175.41 <br />35 <br />1806.6 <br />278.1 <br />42 <br />2199.4 <br />407.6 <br />10 <br />1437.4 <br />177.55 <br />10 <br />1815.7 <br />280.8 <br />10 <br />2209.0 <br />411.1 <br />20 <br />1446.3 <br />179.72 <br />20 <br />1824.9 <br />283.6 <br />20 <br />2218.6 <br />414.5 <br />30 <br />1455.1 <br />181.89 <br />30 <br />1834.1 <br />286.4 <br />' 30 <br />2228.1 <br />418.0 <br />40, <br />1464.0 <br />184.08 <br />,, 40 <br />.1843.3 <br />289.2 <br />40 <br />2237.7 <br />421.4 <br />50 <br />1472.9 <br />186.29 <br />50 <br />1852.5. <br />292.0 <br />". 50 <br />2247.3 <br />425.0 <br />Corrections to be Added (T = Tangent.. -'E = External:) ' <br />Iat. <br />Angle- . Curve 5° <br />10° <br />15° 20° <br />25° • 30° <br />35° <br />40° <br />.45° <br />50° <br />55° <br />60° 656- 700 <br />2o-- T=.06 <br />.13 <br />.19 .26 <br />.32 .39 <br />.45 <br />.51 <br />.58 <br />.65 <br />.72 <br />.79 .84 .90 <br />E=.006 ' <br />.011 <br />.017 .022 <br />.028 ..034 <br />.038 <br />.045 <br />.051 <br />.057 <br />.063 <br />".070 .076 .083 <br />-25o , T=.08 <br />.I6 <br />.24 .33 <br />.40 .49 <br />.58 <br />.67 <br />.75 <br />.83 <br />.90 <br />.99 1.06 1.14 <br />E =.009 <br />.018 <br />.027 .036 <br />.046 .056 <br />.065 <br />.074 <br />.083 <br />.093 <br />.106 <br />.120 .127 .135 <br />30': T=•10 <br />.19 <br />.29 .39 <br />.49 .59 <br />.69 <br />.79 <br />.89 <br />.99 <br />1.09 <br />1.20 1.29 1.39 <br />E =.013 <br />.025 <br />'.038 .051 <br />.065 .078 <br />.090 <br />.103 <br />.116 <br />.129 <br />.149 <br />.170 .179 .188 <br />35° T=.11 <br />.22 <br />.34 .47 <br />.58 .69 <br />.80 <br />.93 <br />1.05 <br />1.17 <br />1.29 <br />1.42 1.54 1.66 <br />E =.018 <br />.035 <br />.054 .072 <br />.086 .109 <br />•131 <br />.153 <br />.175 <br />.197 <br />.213 <br />.230 .247 .264 <br />40° T=.13 <br />.26 <br />.40 .53 <br />.67 .80 <br />.93 <br />1.06 <br />1.20 <br />1.34 <br />1.94 <br />E =.023 <br />.046 <br />.070 .093 <br />.117 .141 <br />.172 <br />.203 <br />.234 <br />.2655 <br />.341 <br />45o T=.15 <br />E=.030 <br />.30 <br />.060 <br />.44 .60 <br />.093 .119 <br />.76 .91 <br />:153 .184 <br />106 <br />216 <br />1.21 <br />.254 <br />1.37 <br />.289 <br />1.52 <br />.3251 <br />E640 <br />2.21 <br />.445 <br />