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KEITH'S RAILROAD CURVE.�T9 <br /> 4 z Published by KEUFFEL ESSEt� J�" ork. <br /> _._ .._-fiAL@tP�i-aEC1ii{liA§34-Act aU�pi1� <br /> tt. r <br /> Q, by W.,f{euifel H.Esser, to t o oMce a tliei;Zibt <br /> 3y o in WOshiV*n, ]�X. <br /> i 33 S Copytight, 1901,'.by Xeuffej` acr { r <br /> - -- '.a OI j C tv <br /> I <br /> • �nc�cleElaz= <br /> Wanted a Curve with an Eat.of about 12 <br /> of Intersection or I. P.-N° 20' to the R. at,8t '- <br /> ®� b42+72. <br /> Est. in Tab. IV opposite 28.20'.120:87 <br /> 120.87+12=10.07. <br /> G Tari.in Tab.IV oW.28°20'�F=il@$.1_..._.. <br /> _ d <br /> TO. V. correction for A. 2V 20'for a 1'0•Cnr:-U.10"'"1 " <br /> J 118.81+0.10=118.47=corrected Tangeat, c• <br /> f ✓J (If corrected Eat. is required find in same Way <br /> Ang. 28.20'=28.88 +10-2.8888-L.C': <br /> 2.19j'=def. for sta. 642 I. P.=ata. 6142+7d3 " ' <br /> 4°49f'= +60 Tan.= <br /> 648 <br /> 1. 4 <br /> 11,"..16' « .� 648+ I,. C._ 2. <br /> 86.66 <br /> z , <br /> '1�. C.=sta. <br /> 10Q--68.68-46.47XV(def.for 1 ft,of 100(aur.).W189. V" , <br /> 20 19}"*=de2.for ata.642. <br /> - Def.for 60 ft..2.80 for a 10°Curve. r .3 <br /> Def. for 88.86`16,=1° 54' for a 100 Curve <br /> k. <br /> (These tables are published in Field Books of <br /> Kstrrxar & Eft" Co., New York, N. Y) + <br /> A : <br /> , <br /> r > <br /> `- <br /> i <br /> 4 <br /> i <br /> Alp <br /> 01 <br />