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• <br /> • <br /> SIGN SPACING = X (1) CHANNELIZATION DEVICE BUFFER DATA <br /> MINIMUM LANE CLOSURE TAPER LENGTH = L (feet) SPACING (feet) <br /> FREEWAYS&EXPRESSWAYS 55/70 MPH 1500'± MPH TAPER TANGENT <br /> • <br /> LANE Posted Speed (mph) RURAL HIGHWAYS 60/65 MPH 0e0'± 50/70 40 80 <br /> LONGITUDINAL BUFFER SPACE = B <br /> WIDTH <br /> (feet) 25 30 35 40 45 50 55 60 65 70 RURAL ROADS 45/55 MPH 500'± 35/45 30 60 SPEED(MPH) 25 30 35 40 45 50 55 60 65 70 <br /> 10 105 150 205 270 450 500 550 - - - RURAL ROADS&URBAN ARTERIALS 35/40 MPH 350'± 25/30 20 40 LENGTH (feet) 155 200 250 305 360 425 495 570 645 730 <br /> RURAL ROADS&URBAN ARTERIALS 25/30 MPH 200'±(2) <br /> 11 115 165 225 295 495 553 605 660 - - RESIDENTIAL&BUSINESS DISTRICTS TRANSPORTABLE ATTENUATOR ROLL AHEAD DISTANCE = R <br /> 12 125 180 245 320 540 600 660 720 780 840 URBAN STREETS 25 MPH OR LESS 100'±(2) HOST VEHICLE WEIGHT HOST VEHICLE WEIGHT <br /> 9,900 TO 22000 lbs. >22,000 lbs. <br /> (1)ALL SPACING MAY BE ADJUSTED TO ACCOMMODATE INTERCHANGE <br /> MINIMUM SHOULDER TAPER LENGTH = U3(feet) RAMPS,AT-GRADE INTERSECTIONS AND DRIVEWAYS. <45 MPH 45-55 MPH >55 MPH <45 MPH 45-55 MPH >55 MPH <br /> (2)THIS SPACING MAY BE REDUCED IN URBAN AREAS TO FIT <br /> SHOULDER Posted Speed (mph) ROADWAY CONDITIONS. 100' 123' 172' 74' 100' 150' <br /> WIDTH <br /> (feet) 25 30 35 40 45 50 55 60 65 70 <br /> 8' 40 40 60 90 120 130 150 160 170 190 <br /> 10' 40 60 90 90 150 170 190 200 220 240 <br /> USE A MINIMUM 3 DEVICES TAPER FOR SHOULDER LESS THEN 8'. <br /> iiiiiMi a a a <br /> i.1 PCMS <br /> ® ® -- ® a N® a a -�— ® 1 2 <br /> '3'0 <br /> ® ® :T 1WORK AREA ® 0 RIGHT <br /> ® ® ® ® ® ��I �� /WORK AREA/ ® LANE 1 MILE <br /> ®®®'>©�©�jj a a a ® ® 8 ® //////////;"; <br /> ® CLOSURE AHEAD <br /> I� U3 1`SEE 2.0 SEC 2.0 SEC <br /> NOTE 4 <br /> FIELD LOCATE 1 MILE±IN <br /> X X X L B R 100'± ADVANCE OF LANE CLOSURE SIGNING. <br /> 48" 48" <br /> ROAD <br /> WORK I II <br /> AHEAD i <br /> 48" 48" <br /> W20-1 W4-2(L) <br /> 48" <br /> NOTES: <br /> RIGHT LANE <br /> 1. SEE SPECIAL PROVISIONS FOR WORK HOUR RESTRICTIONS. <br /> CLOSED <br /> LEGEND AHEAD 2. EXTEND DEVICE TAPER AT U3 ACROSS SHOULDER. <br /> 48" <br /> I2 TEMPORARY SIGN LOCATION 3. DEVICES SHALL NOT ENCROACH INTO THE ADJACENT LANE. <br /> WTO-SR 4. USE TRANSVERSE DEVICES IN CLOSED LANE EVERY 1000'(FT) <br /> 0 TRAFFIC SAFETY DRUM (RECOMMENDED). <br /> r):›D SEQUENTIAL ARROW SIGN SINGLE-LANE CLOSURE FOR MULTI-LANE ROADWAYS 5. DEVICE SPACING FOR THE DOWNSTREAM TAPER SHALL BE <br /> '.g NM TRANSPORTABLE ATTENUATOR 20(Fn <br /> I PCMSI PORTABLE CHANGEABLE MESSAGE SIGN 6. ALL SIGNS ARE BLACK ON ORANGE. <br /> NOT TO SCALE <br /> FILE NAME S:1Design R PE SMStandardsl2-Plan Sheet Libragn02-PSL Work in Progress/FernITC1-TC-17 Buffer Data table replacementlTC-3.dgn PIOT 1 <br /> TIME 1:43:27 PM "O =Aro FED.AID PROJ.NO. 41111WYY PLA"REF XO <br /> DATE 1011412016 -„ TC3 <br /> PLOTTED BY liddelf WASH <br /> DESIGNED BY '10e 1011A0. Washington State SMUT <br /> ENTERED BY <br /> CHECKED BY CONTRACT ao. WWI."e. Department of Transportation Of <br /> PROJ.ENGR. DATE cure TRAFFIC CONTROL PLAN a"eere <br /> REGIONAL ADM. REVISION DATE BY P.eeruur BM PEereue eec <br />