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WA9601-CS 970131 (2) 1~1/~1/97 10:51 CITY OF COPPELL ENGINEERING ~ 214 ]61 02~4 NO. 147 PFD2_ f [ C4D-MINOR ARTERIAL [ w w --- e0 MAIN LANES MEDIAN MAIN LANES I _ 12.5' ~ 24' _ .... 17' _ ;E4' 12~6'. l_- " ..... ,1 ' ' 90' FLO.W. I ,DESIGN ELEMENT STANDARD Mi',dnt~ Desk'et~ Recenmended Number of Lane~ 4 4 4 Lane Widths (feet) 11 12 Right-of Way Width (feet) Oeelgn Spem:t OVIPH) 40 x 50 Grade (percent:) 0~6 mh e me 4--as Stopping Bigfit Dietan;e (feet) 275-325 400-475 400-475 Horizontal Curvature (rain. radius, feet)' 800 x 1.000 .... Vertical Clearance (feet) Lateral Clearance (feet) 2 s e Median Opening SDac|ng (feet) sod 53o 5oo Capacity (vDcl) = 'Normal Crown FIGURE C-3 CITY OF COPPELL ENGINEERING P6D-MAJOR ARTERIAL MAIN LANES MEDIAN MAIN LANES ~= 17' *-~ , ,o. DESIGN ELEMENT STANDARD Number of Lanes Lane Widths (feet) Right-of Way Wklth (let) ~00 Dellgn Speed (MPH) 4o Grade (pareant) 0,Stain. e max. 4-6t Stopping SIght DIstance (feet) 275-325 400-4T5 400-476 Horizontal Curvature(mln. radius, feet~ 850 x 1200 ..... Vertical Clearance (feet) Lateral Clearance (feet) 2 e Median Opening Spacing (feet) 300 530 soo GaDscity (vixl)= ~kooo 'Normal Crow~ FIGURE C-2