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Denton Co Levee-CS020823Texas Department of Transportation P.O. BOX 133067 • DALLAS, TEXAS 75313 -3067 • (214) 320 -6100 August 23, 2002 Control: 364 -2 Highway: SH 12 County: Dento Officer Bill Camp Coppell Police Department City of Coppell 130 Town Center Blvd. Coppell, TX 7501 Subject: Speed IZoning Dear Officer Ca Attached for your information and further handling is a computer printout of the revised speed zone study on SH 121 Frontage Roads in the City of Coppell. We believe the recommended speeds will correspond closely to the speeds at which the normal and prudent driver will drive under the existing conditions. Also attached for our information is a sample speed zone ordinance that might serve as a guide in the preparation of your speed zone ordinance. We will also furnish and install the necessay signs at the proper locations upon receipt of the signed ordinance from the City of Coppell establishing the new speed limits. If we haven't heard from your office within 90 days concerning this speed zone study, we will assume concurrence and a will begin proceedings to have the zoning adopted by Commission Minute. We appreciate the I interest you have shown and the cooperation you have given. If we may be of further ssistance, please feel free to contact Mr. Phil Portillo at the above address or by tele hone at 214/320 -6620. Attachments Sincerely, Terry IMLs, P.E. Director of Transportation Operations An Equal Opportunity Employer SH 121 FRC ''TAGE ROADS DEVELOPMENT UNDEVELOPED COMMERCIAL UNDEVELOPED RES. SIGHT DISTANCE BALL BANK OR ADVISORY SPEED SEE a CURVES OVER 2' BELOW _ GRADES OVER 3% w SURFACE WIDTH AND TYPE _ R.O.W. AND RDBD. WIDTH SEE a ACCIDENTS BELOW ZONE LENGTHS (MILES) 840 1.45 ZONE SPEEDS (M.P.H.) 55 a0 SITE 8115 SITE "114 milo 0 0- &4, � G w � o o P� w ¢ V� w a ���0/ P,QQZ4; a o TOWARD m GRAPEVINE z / MP 1.8 MP 1.5 MP 1.0 ---------- - - - -�- -----+------- — - — - — - — }- — - — - — - — - — - — - — - — - — - — - �------- }-- - - - --} - — - — - — - — - — - — - - — - — - d0 �}=- Q J w w BEARINGS c SH 121 MAINLAN- / 0 yr - — - — - — - -- - — - — - - - — - - — - - — - — - — - — - — - — - — - — - — - — - — - — - — - — - — - 0 — - — - — - — - — - — - — - — – - — - — - — - — - — - — - — - — - — - — - — - - o w o � U ° TOWARD > � -------------------- - - - - -� -------------------- MP 0.5 {------- }------------- MP LO -� - - -- -- - - - - - - -}- - - - -- - - - - - - - LEWISVILLE z o w 0o m 0 0o N m N E] ir Q z S bL a K o N a = J r In z 0 w w c z N Z N c z Q W € SITE "112 Si'E 0113 N " P73]10- 65 125 a ZONE SPEEDS (M.P.H.) 45 ACCIDENTS N/A R.O.W. AND RDBD. WIDTH N/A SURFACE WIDTH AND TYPE N/A GRADES OVER 3% N/A CURVES OVER 2' N/A a BALL BANK OR ADVISORY SPEED N/A RES. SIGHT DISTANCE N/A DEVELOPMENT UNDEVELOPED DISTRICT: DALLAS COUNTY: DALLAS MINUTE NO.: DATE SH 121 FRONTAGE RD HIGHWAY: SH 121 N CITY: COPPELL REPLACES : REPLACED BY : DATE / / DATE / / 85 PERCENTILE SPEED DATE OF STUDY 04 -24 -02 SCALE I'= 0.1 MILES CANCELLED BY DATE / / , M125 TOP SPEED MEASURED S P E E D Z 0 N E NUMBER OF CARS CHECKED o LIMITS OF ZONE Carter �: Burgess ' SECTION ONE LENGTH MILES SECTION TWO LENGTH MILES • FATAL ACCIDENT CONT. 364 SEC. 02 S STA. OR M.P. CONT. AND SECT. PROJECT STA. OR M.P. CONT. AND SECT. PROJECT O PERSONAL INJURY ACCIDENT Texas Deportment Tronsportotlon x BEGINS + - ( ) BEGINS + - ( ) O PROPERTY DAMAGE ACCIDENT of , MP STA. OR M.P. CONT. ENDS + MP AND SECT. PROJECT STA. OR M.P. - ( ) ENDS + CONT. AND SECT. - PROJECT ( ) INDICATE'. SECTION ZONED F21 BY COMMISSION MINUTE s��' " " " "�tkr / ................ SPEED STUDY CITY OF COPPELL MP MP "STEVE SH 121 FRONTAGE ROADS m SIGNALIZED INTERSECTION SANDY Ra:_980690ce ys� •,i • C DESIGN TEMI DIV. NO FEDERAL AID PROJECT NO. SHEET ND. X 10. TRIAL RUN 6 NH E a NORTH POINr e'i1jCL, STATE DI STT N . COUNTY F 2 TEXAS 18 DALLAS L AY JNO. NI c 2002 TxDOT NECKED NO. N0 NO SH 121 FRC JTAGE ROADS DEVELOPMENT UNDEVELOPED COMMERCIAL RES. SIG'!T DISTANCE BALL BANK OR ADVISORY SPEED SEE o CURVES OVER 2' BELOW GRADES OVER 37 r SURFACE WIDTH AND TYPE R.O.W. AND RDBD. WIDTH SEE a ACCIDENTS BELOW g ZONE LENGTHS (MILES) 1.840 ZONE SPEEDS (M.P.H.) 45 M O ° o cli ° y � , 44 98 a 107 N G 1 W 1 I— W Z cc U( J J > ~ CL U ) r- z J U ( W a a w a J m ) U J a TOWARD ( ) p c m GRAPEVINE MP 0.5 w f f N f f tr C.L. BEARINGS s s �m TOWARD ------ MP I.5 � - - - -- - - - -- f ------ �- -SHIZ( - - - -�— 1s LEWISVILLE t Iw ) .I 'g a � t I� o J �= LL J W t G w W 1 W w V O U K UI N 'a W M97 iL ZONE SPEEDS (M.P.H.) 45 �MILEc' i.920 ACCIDENTS N/A R.O.W. AND RDBD. WIDTH N/A SURFACE WIDTH AND TYPE N/A GRADES OVER 3% N/A CURVES OVER 2' N/A `c BALL BANK OR ADVISORY SPEED N/A H RES. SIGHT DISTANCE N/A UNDEVELOPED DEVELOPMENT COMMERCIAL DISTRICT: DALLAS COUNTY: DALLAS MINUTE O•:. REPLACES DATE / / SH 121 FRONTAGE RD N HIGHWAY: SH 121 CITY: COPPELL REPLACED BY DATE / / 85 PERCENTILE SPEED DATE OF STUDY 04 -24 -02 SCALE 1'= 0.1 MILES CANCELLED BY DATE / / M125 TOP SPEED MEASURED S P E E D Z 0 N E LIMITS OF ZONE NUMBER OF CARS CHECKED saw �rf� �� BY�:SS SECTION ONE LENGTH MILES SECTION TWO LENGTH MILES FATAL ACCIDENT CONT. 364 SEC. 02 x STA. OR M.P. ICONT.AND SECT. I PROJECT BEGINS + - ( ) STA. OR M.P. ICONT.AN D SECT. BEGINS + - PROJECT ( ) O O PERSONA! INJURY ACCIDENT PROPERTY DAMAGE ACCIDENT DR CANYON DR Texas Deportment of Transportotlon S AP OR M.P. CONT. AND SECT. PROJECT STA• OR M.P. I CONT. AND SECT. PROJECT INDICATES SECTION ZONED 121 W OF �: ' TES +r SPEED STUDY ENDS + - ( ) ENDS + - ( ) BY COMMISSION MINUTE • ` :. t:` CITY OF COPPELL t MP MP .......................:: STEVE T.T�YLOa - - SH 121 FRONTAGE ROADS m 0 AL SIGNALIZED INTERSECTION SANDY RD e p fF•S�C /STF,P ��4� DESIGN TEAM FEOEAAL AID PROJECT N0. SHEET NO. 01V NHTE o @ , TRIAL RUN NORTH PaNr STATE DIST.NO. COUNTY 2 OF 2 G lA rd'L �,s' TEXAS 18 DALLAS NECKED HIO�AY o c 2002 TxDOT ,y0,E N0. N0.