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- x <br /> EUGENE DIE.TZGEN CO. <br /> DRAWING MATERIALS. MATHEMATICAL end _.-- <br /> SURVEYING INSTRUMENTS <br /> Q&sgo New York Sen Francisco New Orleans Pittsburg Toronto <br /> Distances from Center of Roadway for Cross-Sectioning <br /> Roadway 16 feet wide. Side Slopes 1 on 1. - - 4 <br /> For Single Track Embankment. <br /> H . .0 I .2 .3. 1 .4 1 .5 1 A .7 .8 .9 TH ��- e- usEi? <br /> 8.0 .1 8. 8.3 8.4 8.5 8.6 8.7 8.8 8.9 0 w 57 J�, 's: <br /> 1 9.0 9.1 9.2 9.3 9;4 9.5 9.g 9.7 9.8 9.9 1 2p <br /> 2 1B.D 10.1 10.2 10.3 10.4 10.5 10.6 1D.7 10.8 10.9 2 ��' 7 v S Z Imo. -7 -us s <br /> 3 11.0 11,1 11.2 11.3 11.4 11.5 11.6 11.7 11.8 11.9 3 <br /> X 4 12.0 12.1 12.2 12.3 12.4 12.5 12.6 '12.7 12.8 12.9 4 <br /> 5 13.0 13.1 13.2 : 13.3 13.4 13.5 13.6 13.7 13.8 13.9 5 <br /> 6 14.0 14.1 14.2 14.3 14.4 14.5 14.6 14.7 14.8 14.9 6131� <br /> 7 15.0 15.1 15.2 15.3 15.4 15.5 15.6 15.7 15.8 15.9 7 • <br /> 8 16.0 16.1 16.2 16.3 •16.4 16.5 16.6 16.7 16.8 16.9 $ 1Zq DX <br /> 9 17.0 17.1 1i.2 17.3 17.4 17.5 17.8 17.7 17.8 17.9 9 a 2 ° ..I Z� <br /> 10 18.0 18.1 18.2 18.3 8.4 18.5 18.6 18.7 18-81 18.9 10 <br /> 11 119.0 19.1 19.2 19.3'-19.4 19.5 19.6 19.7 19.8 19.9. 11 <br /> 12 20.0 •20.1 20.2 20.3 20.4 20.5 20.6 20.7 20.8 20.9 12• f '' <br /> 13 21.0 21.1 21.2 21.3 21.4 21.5 21.6 21.7 21.8 21.9 13 [> <br /> 14• 22.0 22.1 22.2 22.3 122.4 22.5 22.6 22.7 22.8 22.914 -5 <br /> 15 23.0 23.1 23.2 23.3 23.4 23.5 23.6 23.7 23.8 23.9 5 <br /> 16 24:0 24.1 24.2 24.3 24.4 24.5 24.6 24.7 24.8 24.9 16 <br /> 17. 25.0 25.1 25.2 25.3 .25.4 25.5 25.6 25.7 25.8 25.9 17 s <br /> 18 26.0 26.1 26.2 26.3 26.4 26.5 •26.6 26.7 26.8 26.9 18 <br /> 19 27.0 27.1 27.2 27.3 27.4 27:5 27.6 27.7 27.8 27.9 19 • �f ✓ V 2 r ry <br /> 20 28.0 28.1 28.2 28.3 28.4 28.6 28.8 28.7 28.8' 28.9 20 / 2 `l SS t 3 2� <br /> 21 29.0 29.1 29.2 29.3 29.4 29.5 '0.6 29.7 29.8 29.9 21orrsvd <br /> 22 30.0 30.1 30.2 30.3 30.4 80.5 30.6 30.7 30.8 30.9 22 "'-Co.3 '� J-4E zq`/ <br /> 23 31.0 31.1 312 31.3 31.4 31.5 31.6 91.7 31.8 31.9 23 2 <br /> 24 32.0 32.1 32.2 32.3 32.4 32.5 32.6 32.7 32.8 32.9 24 <br /> ;r 25 33.0 33.1 33.2 33.3 33.4 33.5 33.6 33.7 33.8 33.9 25 3 <br /> 26 34.0 34.1 34.2 34.3 34.4 34.5 34.6 34.7 34.8 34.9 26 <br /> 27 35.0 35.1 35.2 35.3 35.4 35.5 35.6 35.7 35.8 35.9 27 7 a <br /> 28 36.0 36.1 36.2 36.3 36.4 36.5 36.6 36.7 36.8 36.9 28 / 2 <br /> 29 37.0 37.1 37.2 37.3 37.4 37.5 37.6 37.7 37.8 37.9 29 .9 4-- <br /> 30 38.0 38.1 38.2 38.3 38.4 38.5 38.6 38.7 38.8 38.9 30 <br /> 31 39.0 39.1 39.2 39.3 39.4 39.5 39.6 39.7 39.8 39.9 31 <br /> 32 40.0 40.1 40.2 40.3 40.4 40.5 40.6 40.7 40.8 40.9 32 09 <br /> •33 41.0 41.1 41.2 41.3 41.4 41.5 41.6 41.7 41,8 41.9 33 <br /> 34 42.0 42.1 42.2 '42.3 42.4 42.5 42.6 42.7 42.8 42.9 34 <br /> 35 43.0 43.1 43.2 43.3 43.4 43.5 43.6 43.7 43.8 43:9 35 <br /> +' 36 44.0 44.1 44.2 44.3 44.4 44.5 44.6 44.7 44.8 44.9' 36 2 <br /> 45.9 37 <br /> 37 45,0 45.1 45.2 45.3 45.4 45.5 45.6 45.7 45.8 <br /> 38 46.0 46.1 46.2 46.3 46.4 46.5 46.6 46.7 46.8 46.9 38 <br /> 39 47.0 47.1 47.2 47.3 47.4 47.5 47.6 47.7 47.8 47.9 39 <br /> 40 48.0 48.1 48.2 48.3 48.4 48.5 •48.6 48.7 48.8 48.9 40 S `,►$ <br /> Example-If point is 22.6 ft.above grade,how far should it be from center line 1 <br /> �. to be a elope stake point? Ans.from Table 30.6. For same slopes but other widths " 3 q 'F� <br /> of roadbed,correct above figures by one difference is width of roadbed;thus in <br /> efiample above,for 20 ft.roadbed distance will be 30.6+(20-16)+2 or 2 ft.added to <br /> 30.6=32.6. For elopes of 1 on 1 M see inside of back cover ; <br /> r Copyright,1914,by Eugene Dietagen Co. ;1 <br /> .F <br /> w FIELD BOOK 102, <br /> i <br /> Ah <br /> Y <br /> A <br />