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HomeMy WebLinkAboutP_Traffic_Control_20171101_v1FILE NAME TIME DATE DESIGNED BY ENTERED BY CHECKED BY PROJ. ENGR. REGIONAL ADM.REVISION DATE BY SHEET OF SHEETS Washington State Department of Transportation P.E. STAMP BOX P.E. STAMP BOX DATE DATE LOCATION NO.CONTRACT NO. JOB NUMBER REGION NO. STATE FED.AID PROJ.NO. WASHPLOTTED BY Plot 1 RURAL ROADS & URBAN ARTERIALS 35 / 40 MPH  ￿ 45 / 55 MPHRURAL ROADS  ￿ 25 / 30 MPH  ￿  URBAN STREETS 25 MPH OR LESS  ￿   PCMS 10 550 605 660 105 125 150 205 270 165 225 295 180 245 320 540 115 - - -- - 720 660 780 840 25 30 35 40 45 50 55 10' 60 40 40 65 70 SHOULDER WIDTH (feet) Posted Speed (mph) 160 200 220 170 190 240 150 190 130 170 120 150 MINIMUM SHOULDER TAPER LENGTH = L/3 (feet) 40 60 60 90 90 90 60 / 65 MPHRURAL HIGHWAYS FREEWAYS & EXPRESSWAYS SIGN SPACING = X (1) 25 30 35 40 50 55 12 60 11 65 70 MINIMUM LANE CLOSURE TAPER LENGTH = L (feet) LANE WIDTH (feet) Posted Speed (mph) 8' 55 / 70 MPH  ￿ MPH 50/70 35/45 25/30 TAPER TANGENT 40 30 20 80 60 40 CHANNELIZATION DEVICE SPACING (feet) RURAL ROADS & URBAN ARTERIALS RESIDENTIAL & BUSINESS DISTRICTS  ￿ (1) ALL SPACING MAY BE ADJUSTED TO ACCOMMODATE INTERCHANGE RAMPS, AT-GRADE INTERSECTIONS AND DRIVEWAYS. (2) THIS SPACING MAY BE REDUCED IN URBAN AREAS TO FIT ROADWAY CONDITIONS. 500 550 600 495 450 45 USE A MINIMUM 3 DEVICES TAPER FOR SHOULDER LESS THEN 8'. 1. 2. 3. 4. 5. 6. SEE SPECIAL PROVISIONS FOR WORK HOUR RESTRICTIONS. EXTEND DEVICE TAPER AT L/3 ACROSS SHOULDER. DEVICES SHALL NOT ENCROACH INTO THE ADJACENT LANE. USE TRANSVERSE DEVICES IN CLOSED LANE EVERY 1000' (FT) (RECOMMENDED). DEVICE SPACING FOR THE DOWNSTREAM TAPER SHALL BE 20' (FT). ALL SIGNS ARE BLACK ON ORANGE. LONGITUDINAL BUFFER SPACE = B SPEED (MPH)25 30 35 40 45 50 55 60 65 70 LENGTH (feet)250 305 360 425 495 570 645 730 BUFFER DATA 155 200 TRANSPORTABLE ATTENUATOR ROLL AHEAD DISTANCE = R 150'100'172'123'100' HOST VEHICLE WEIGHT 9,900 TO 22,000 lbs. HOST VEHICLE WEIGHT > 22,000 lbs. < 45 MPH 45-55 MPH > 55 MPH < 45 MPH 45-55 MPH > 55 MPH 74' "DELIVERING EXCELLENCE" SEFNCO COMMUNICATIONS OFDATEREVISIONBYQC11599 SE 182nd STRENTON, WA243191TCP-16 610/31/17PERMITHBB-COMCAST