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Home My WebLink About1996 Ordinance No. 011• • • ORDINANCE NO . /1 SERIF.S OF 1996 BY AUTHORITY COUNCIL BILL NO. 10 INTRODUCED BY COUNCIL MEMBER WAGGONER AN ORDINANCE ESTABLISHING NEW CRITERIA FOR FLASHING TRAFFIC SIGNAL OPERATIONS IN THE C1TY OF ENGLEWOOD , COLORADO . WHEREAS , t.he Englewood City Council has reviewed the subje-t of flashing tTo.ffi r 111 gnals on uu:.. c rous occasions; and WhEREAS. the Englewood Munio~al Code provides for dilferentiatirn from the Traffic Engineer's standards if certain conditions are met; and WHEREAS . t.he City Council mu st hold a public hearing regarding the flashing traffic signal cri.eria as it effects the h ealth, safety and welfan, of tho citizens of Englewood: and WHERE.'-5 , the Englewood City Council feels that it is in the best interes t of the he•ltl•. "8!ety a.nd welfare of the citizens of Englewood to modify and establish a new e r .'-er. 1•1r flashing traffi c signals; '.iOW , l dEREFORE , BE IT ORDAINED BY THE CITY COUNCIL OF THE CITY 0!' 1':NGLEWOOD , COLORADO , AS FOLLOWS : ~-The City Council of the City of Englewood , Co loradn hereby mal:es on exception to the Volume Cri teri a, Part A of •Fl ashing Ope..-atiJns" Criteria, with the adoption of the following volume criteria for flashing traffic signals in the City: I. Main street bidirectional traffic volume less than 360 VPH ( vehicles per hour ) and bidirectional . ;de street traffic vol ume less than 90 VPH (vehicles pe r hour) fo r at least three consecutive hours from 8:00 P .M. to 8:00 A.M.; and 2. Main street average weekd ay traffic vol um e less than 35,000 vehicles per day: and 3. No signals to fl as h before 8 .00 P.M .. A Publtc Hearing was held on March 4 , 1996 Introduced, r ead in full , and passed on first rendin g on the 4t h day of ~l arc h. 1996. Published as a Bill fo r nn Ordinance on the 7th day of March, 1996 . Read by title and ..,.!l s sed on final readin g on the 18th day of ~.larch. 1996 . -1- • • • Published by title .,. Ordinance No . 1!.~ Series of 1996, on the 21st day of Marth, l\l96. ~ ~~d.~ Loucri shia A. Ellis, City Clerk l, Lo ucrishia A. Ellis . City Clerk of the City of Englewood, Colorado, hereby ce rtify that the above and foregoing is a true copyJJ_the Ordinance P&l!Sed on fi.mJ •~•• M< """"~ ~ '"' • O""'M• No . , Z-r1.1.J.,d tl.t, Loucrishia A. Ellis -2- CITY OF EN<llEWOOO -PIJ8llC WORl<8 -Flashing Schedule ---~1,111115 Mot lleplorr.hor S. 1995 Elfllf Councl Recommeildlllol, LIIH! Council 11-.11on 0 Nolignllllo---9PM ll'M tN ll'tl IN IN tlN 111"111 UAIII 1AM IAII U.■ 4AM 1AM IA• EnglNood Pl<wy & Acoma ~Pkwy&C-N ~ Pl<wy & Hampden P1 Chon>keo&Floyd Eloli&Glrwd Logan&- Logan&Qun:y Loian & Tufts -& Darwnoulh llof1m0ull&Eloli Darwnoue, & -RiYer Dr. --· Romowdon I 11/J0/95 ....,_ Removed on I f'!!!'.;;:;; ---112196 Floyd & Logan -1 ----...- Page1 Re,rised; 2/20/96 Publillhed u a Bill flJr an Onilnance an the 7th day of March, 1996. Ldf/4 lA>ucriabiaA.Ellia,city Clerk I , l.oucriahia A. Ellis, City Clerk of the City of Englewood, Colorado, ber.t,y certif:, that the ahem, and foregn in1 is a W6 copy of a Bill for an Ordin 1)8, introduced, Nllld in full, and p:asaed on lint reading on the 4th day of M , 996. -2- 71.·z, . ~--II I ,1, . 4···~~~ •. :,u,. ;hia A. Ellis • • • ::late : ____ _ City of l11glHOOd Tratllc llgnal lludy "FLASHING OPERATIONI" Main Street: Minor Street: _______________ _ For the location observed flashing yellow/red is : 0 Recommended Direction of Flashing Yellow __ 0 Not Recommended Direction of Fluhlng Red __ CONDITION 1. Has this intersection had a a1tical accident rate In previous yeans tt-.at has not had a comtetive safety improvement project? 0 Yes. continue normal signal operation. flash ing yellow/red Not Recommended 0 No. proceed to Part A Part A, VOLL:ME CRITERIA 1. Main street bid irectio:w lrllffic: volume less than 100 Vl'H for at le111 three conHCIJtive houns from 9:00 P.M. to 8:00 A.M. or 2. Main street btd i=tional traffic volurr.e less than 200 VPH and t,idlrecfonal side street traffic volume less than 50 VPH for at ic,ast three consecutive hours from 9:00 P.M. to 8:00 A.M. ~nd 3. Main street average WNkday 1raffic volume less than 35,000 vehicles per day . Observed condition Main street Two-way volumes on : 9-10 :00 P.M . VPH 10-11 :00 P.M . VPH 11-12:00 P.M . VPH 12-1:00 A.M . VPH 1-2·00 A.M . VPH 2-3:00A.M. VPH 3-4:00 A.M . VPH 4-5:00A.M . VPH 5-6:00 A.M . VPH 6-1·no A.M . VPH 7-800 A.M VPH Minor street VPH ·- 1/PH VPH VPH VPH VPH VPH VPH VPH VPH VPH Does the location meet volume criteria A 1 or A2. and A3? 0 Yes . ur der 0 Pan 1 0 Pa~.2 pn,cffd to Part B. 0 No , continue normal signal operation flashing yellow/red Not Recommonded Part B, INTERSECTION CHARAC~RIITICS Clffl'!IUA 1. The signal wu not installed under either the progressive movement N accident experience -rrant (~ on sight distance conditions). 2. The mmor street must have adequate sight distance In excess of 10 MPH of the ;,osted spNd llmlt of the map roadways . ObHNatlon 1. Ongtnal sig nal -rrant Progressive movement Other Accident e.t :,enence 2. Oesign speed of major road is MPH Approach I Right I Left Does the location satisfy both Parts 81 and B2 ? 0 Yes . proceed to Part C Sight dl9tanca Minor Street I Approach I I Righi 'Left 0 No . continue normal sig""I operation. flashing yellow/red Not RICOIIWMnded F-art C, ACCIDENT HISTORY For before and after accident evaluation , a 24 month accident history shall be estabUshed for the proposed period of operation . The accident pattern should be moniton!d , and the hisloly of nighttime right angle and dnving under the influence of alcohol related accidents should be evaluated . 1. The number of right angle accidents in the prior 24 months 2. The number of nighttime right angle accidents in 24 months 3. The number of driving u.1der the influence of aialhol related accidents ___ _ Estimated nighttime accident rate : ____ accidents per million vehicles entering inb!rsedion during nighttime (7 :00 P.M. to 7:00 A.M .) for previous two years . Does location have an unusual •• -iden rate or cause for not permitting flashing ope ration ? 0 No , proceed to Part D 0 Yes . ccnhnue normal signal operation . flash ing yellow/red Not Recommended • • • • • • Part D, SUMMARY cnro1-........ Tratllo Signal~ If the 1tudy -~ and 19quiremM!a of Pan A. B, and C .. met, the llgnal may be llowecl to operate under flashing yelow/red for the delignll!ld period of openition. For thl1 locaticn, fluhing yellow/red Is: 0 Not Recommended 0 Recommended From ____ to ___ _ Ondion of flashing yellrNI _____ _ Oirec:tion of flash ing red Notes : City f//1....,_wood Traffic Signal Study "FLASHING OPEP.ATIONS• Follow Up Opeml!onal Evalua1!011 'M1hin the Int yur the accident hislDry shall be completed quartany . Flashing yellow/red should be c:nanged to regular operation ~ the accident pattern during the period of operation exeeeds: 1. Thnoe (3) right angle accidents within 12 months of implementing the flashing mode, 0, 2. After 12 morthi , • rate of 2.0 right ang le accidents per million entaring .ehicles during ftash ing opo-~0<. ,. ~:• "l!te is based on 310 5 observed righ t angle accidents, or 3. Alter 24 months , a ,ate of 1.6 right angle accidents per mllroon enlaling vehicles during ftalhing operation ~ the rate is based on 6 or more obaelved right angle acddents. ObMrvation Number of observed right angle accidents during the period of operation : 1. __ Right so.gle accidents in 12 months . 2. 3, 4. or 5 righl angle accidents __ estimated number of entering vehicles observed rate . 3. 6 or more right angle accidents __ estimated number of enterin g vehicles observed rate . Does th e observed rate exceed the criteria? 0 No 0 Yes . under O Part 1 0 Part 2 0 Part 3 Does traffic volume exceed the cnteria Part A ? 0 No 0 Yes . under O Pa rt 1 0 Part 2 Recommendation Is the flash ing yellow/red opera bon recommen ded to be modified? 0 Yes. and rotum to r.gular operation 0 No . no modification at this time •• • • •• • • Date : ___ _ Cit./ of EngleWOQd '(raffle Signal Study "'FLASHING OPERATIONS" Main Street: ___________ _ Minor Street ______________ _ Fo r the location observed lluhing yelluw/red Is : D Recommended Dinldion of Flashing Yellow __ D Not Recommended Dire:lion of Flashing Red __ CONDITION 1. Has this intersection had a critical accident rate in previous years that has not had a corrective safety improvement project? 0 Yes , continue nonnal signal operation , ftast ung yellow/red Not Recommended 0 No , proceed to Part A Part A, VOLUME CRITERIA 1 . 2. 1recoon.....,ra1flic volume less than 3eO VPH a idiredional side snet traffic volume least thrl!I! consecutive hours from 7:00 P.M. to 8:00 A.M . and ge wee kday traflic volume less than 35 ,000 vehicles per day . Main street Minorsnet VP H VPH Does the location meet volume 8•9:00 P.M. VPH VPH criteria A 1 or A2 , and A3? 9·10 :00 P.M. VPH VPH D Yes , under □ Partl □ PM2 proceed to Part B. 0 No , continue ,1 onna l s1gr1al 5. 6:00 A.M . VPH ~ operation 6· 7:00 A.M. Vl'H VPH flash ing yellow/red Not Recommended 7. 8:00 A.M VPH VPH .14. • • Data March ◄, 1996 INITIATED BY COUNCIL COMMUNICATION Agenda lb'l! 11 a'. l STAFF SOURCE Subject Ordinance Ellllblishing Fla sh ing Traffic Lights Crit9ria Depallment of Public Wan<s Charles Esterly , Diteclor of Public Wnr1<s COUNCIL GOAL AND PREVIOUS CC UNCIL ACT IO N Esta tksh Council recommended criteria for t!Mhing op,,rations schedules ir the City of Englewood , RECO MM ENDED ACTION Pass an · ,. J,na nce establishi ng Cou ncirs criteria for flash ing operations in the City of Englewood . BACKGROUND, ANALYSIS , AND ALTERNATIVE S IDENTIFIED Coun cil expressed the desire to adopt flash ing traffic light operaf ,n standards other than those recommended by staff . FINANCIAL IMPACT None . UST OF ATTACHMENTS Ord inance estab lishin g new crite ri a Flash ing S.:h ed ule Flashi ng Ope ra tio ns Criteria (existi ng ) Flashing Ope ra tion s (changes to accommodate Council sch edule )