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KING COUNTY METRO: W20- <br /> ROAD /WORK TRAFFIC CONTROL PLAN � IasTec <br /> ANY CONSTRUCTION OR INSTALLATION ACTIVITIES AFFECTING TRANSIT OPERATIONS AHEAD / utility Services <br /> OR FACILITIES MUST BE COORDINATED THROUGH METRO TRANSIT CONSTRUCTION SHORT TERM STATIONARY WORK ZONE <br /> INFORMATION CENTER(CIC). PLEASE VISIT: FOR AERIAL REFERNCE PLAN SET VerIZOn✓ <br /> wz0-4 <br /> Http://www.kingcounty.gov/transportation/kcdot/MetroTra nsit/Construction.aspx oNELAN ' <br /> ROAD N <br /> OR CONTACT CIC AT 206-477-1140 (Construction Impacts) 1206-477-1150 (Trolley AHEAD <br /> Impacts). PLEASE PROVIDE AT LEAST 2 WEEKS NOTIFICATION FOR BUS REROUTES AND } <br /> BUS STOP IMPACTS W3-4 CHANNELIZING DEVICE SPACING (FEET) FORESITE <br /> BE <br /> PREPARED /TO STOP MPH TAPER TANGENT <br /> GENERAL NOTES: mom/ <br /> 50/70 40 80 <br /> 1. ALL WORK TO BE PERFORMED DURING DAYTIME HOURS,UNLESS TRAFFIC VOLUMES OR W20-7 / 35/45 30 60 <br /> MUNICIPALITY DICTATE OTHERWISE. / 25/30 20 40 <br /> 2. ALL SIGNSARE48"X48" BLACKON FLUORESCENT ORANGE UNLESS OTHERWISE NOTED. T E R C O M <br /> 3. TRAFFIC SHALL NOT BE STOPPED IN ANYONE DIRECTION FOR MORE THAN 10 MINUTES. / <br /> 4. IF NEEDED PEDESTRIANS WILL BE ACCOMMODATED THROUGH THE WORK ZONE. / <br /> 5. ALL DRIVEWAY ACCESS SHALL REMAIN OPEN DURING DURATION OF WORK. / <br /> 6. WORK AREA TO INCLUDE STAGING AREA. <br /> SPEED W20-7 W3-4 BE O ZPREPARE>W20- <br /> TO STOP X X X O <br /> r <br /> a a <br /> - - - - - - - - - - - - - - - <br /> Columbia Ave => . • => Columbia Ave <br /> • <br /> WE <br /> X I X I X I X 1 - 1� AREA <br /> / • <br /> W20-1 W20-4 BE W3-4 W20-7a • <br /> ROAD ONELANE <br /> WORK ROAD PREPARED / <br /> AHEAD HEAD TO STOP <br /> / <br /> / SIGN SPACING = X FEET <br /> FREEWAYS&EXPRESSWAYS 50/70MPH 1500'+/-(0RAS PER MUTCO) <br /> / RURALHIGHWAYS 60/65MPH 800'+/- <br /> / RURALROADS 45/55 MPH 500'+/- <br /> / RUAL ROADS&URBAN ARTERIALS 35/40 MPH 350'+/- <br /> / RUAL ROADS&URBAN ARTERIALS 25/30 MPH 200'+/- <br /> RESIDENTIAL&BUSINESS DISTRICTS <br /> } URBAN STREETS 25 MPH OR LESS 100'+/- <br /> BUFFER DATA / ALL SIGNS ARE 48"x 48"BLACK ON ORANGE UNLESS OTHERWISE DISIGNATED <br /> LONGITUDINAL BUFFER SPACE —B ell <br /> / (1)ALL NGMAYBEADIUSTEDTOACCOMMODATEINTERCHANGERAMPS,ATGRAE <br /> INTERSECTIONS, <br /> D <br /> S,,AND DRIVEWAYS <br /> SPEED(MPH) 25 30 35 40 45 50 55 60 65 70 �� / (2)THE SPACING MAY BE REDUCED IN URBAN AREAS TO FIT ROADWAY CONDITIONS <br /> W 20-7a <br /> LENGTH(FEET) <br /> 155 200 250 305 360 425 495 570 645 730 � / } <br /> PROTECTIVE VEHICLE WITH TMA ROLL AHEAD DISTANCE / BE <br /> TYPI CAL PROTECTIVE TYPI CAL PROTECTIVE VEHIC LIE(WI TH TMA) STATIONARY PREPARED MINIMUM TAPER LENGTH IN FEET <br /> VEHICLE TYP E WI TH TMA LOADED W EIGHT(LBS) OPERATION(FEEF) / TO STOP <br /> w3-a LANE POSTED SPEED LIMIT(MPH) <br /> 4 YARDDU MP TRUCK, MINIMUM WEIGHT 15,000 LBS. WIDT/ } 25 30 35 40 45 50 15 60 65 70 <br /> SERVICETRUCK,FLATBED, (MAXIMUM WEIGHTSHALLBE IN 30 MIN. <br /> ETC. ACCOR DAN CEWITH MANUFACTURER / ONELAN <br /> RECOMMENDATION) ROAD 10 105 150 205 270 450 500 550 - - - <br /> ROLLAHEAD STOPPING DISTANCE ASSUMES DRYPAVEMENT. / AHEAD <br /> wzo-4 <br /> }*A PROTECTIVE VEHICLE IS RECOMMENDED REGARDLESS IF ATMA IS AVAILABLE.IF NO TMA IS 11 115 165 225 295 495 550 605 660 - - <br /> /USED,THE PROTECTIVE VEHICLE SHALL BE STRATEGICALLY LOCATED IN THE FIELDTOSHIELD <br /> WORKERS AND NO ROLL AHEADDISTANCE ISSPECIFIED / ROAD WORK 12 125 180 245 320 540 600 660 720 780 840 <br /> W20-1 AHEAD SHEET: 3 OF 7 <br /> / <br />