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TABLES: TABLE 6B-2. STOPPING SIGHT DISTANCE AS A FUNCTION OF SPEED ON LEVEL ROADS (USED AS SUGGESTED LONGITUDINAL BUFFER SPACE LENGTH OR LOCATION FOR FLAGGER STATION) SPEED* DISTANCE (MPH) (FT) 20 115 25 155 30 200 35 250 40 305 45 360 50 425 55 495 60 570 65 645 70 730 75 820 * POSTED SPEED, OFF-PEAK 85TH-PERCENTILE SPEED PRIOR TO WORK STARTING, OR THE ANTICIPATED OPERATING SPEED IN MPH. TABLE 6B-1. RECOMMENDED ADVANCE WARNING SIGN SPACING ROAD TYPE DISTANCE BoWEEN SIGNS ++ A B C URBAN - 25 MPH OR LESS +^' 100 FEET t0a FEET 100 FEET URBAN - JO MPH - 150 FEET 15a FEET 150 FEET URBAN-35 MPH200 FEET 200 FEET 200 FEET URBAN - tO MPH - 250 FEET 250 FEET 250 FEET URBAN - 45 MPH - 50D FEET 50D FEET 500 FEET URBAN W MPH OR MaiE ar 550 FEET 550 FEET O50 FEET RURAL SOD FEET 500 FEET 500 FEET EXPRESSWAY/FREEWAY 1000 FEET Iwo FEET .. FEET GENERAL TRAFFIC CONTROL NOTES TRAFFIC CONTROL PLAN SHALL CONFORM TO THE MOST CURRENT CALIFORNIA MANUAL ON UNIFORM TRAFFIC CONTROL DEVICES (CAMUTCD) AND STATE STANDARD PLANS NO LANE CLOSURES PERMITTED BEFORE 9:DOAAND AFTER 3:OOP. ALL AFFECTED RESIDENTS, BUSINESSES, AGENCIES, AND SCHOOLS SHALL BE GIVEN A72 HOURS NOTICE PRIOR TO THE START OF WORK AND THEIR ACCESS SHALL BE MAINTAINED AT ALL TIMES. TEMPORARY NO PARKING SIGNS SHALL BE POSTED 48 HOURS PRIOR TO START OF WORK. ALL CONFLICTING SIGNS, STRIPING OR PAVEMENT MARKINGS SHALL BE COVERED OR REMOVED AND REPLACED WHEN WORK IS COMPLETED. TRAFFIC DIRECTION THROUGH A SIGNALIZED INTERSECTION SHALL BE CONDUCTED BY A COUNTY OF SAN JOAQUIN UNIFORMED POLICE OFFICER OR ACOMMUNITY SERVICE OFFICER ONLY. SHOULD WORK REQUIRE A SIGNAL TO BE OVERRIDDEN, ARRANGEMENT SHALL BE MADE NTH THE CITY POLICE DEPT AND TRANSPORTATION ENGINEERING DEPT AT LEAST 14 DAYS PRIOR TO START OF WORK. • The column headings A, B, and C a the dimensions shown In Flgaurea 6P-1 through 6P-54 ++++ The A dimension Is the distance from the transition or point of restriction to the flnt sign. The B dimension la the distance between the first and second signs. The C dimension Is the distance between the second and third signs. (The "first sign" is the sign in a three -sign series that Is closest to the TTC zone. The "third sign" is the sign that le furthest upstream from the TTC .an..) Posted speed limit, off-peak 85th - percentile speed prior to work starling, or other anticipated operating speed in mph. ' Refer to FHWA's List of Known Errors for error in -. Refer to Section 1A.04 for more details. TABLE 68-3(CA). TAPER LENGTH CRITERIA FOR TEMPORARY TRAFFIC CONTROL ZONES (FOR 12 FEET OFFSET WIDTH) SPEED* (MPH) Minimum Taper Length** for Width of Offset 12 feet (W) Merging L (FEET) Shifting L/2 (FEET) Shoulder L/3 (FEET) Down Stream (FEET)*** 20 80 40 27 50 25 125 63 42 50 30 180 90 60 50 35 245 123 82 50 40 320 160 107 50 45 540 270 180 50 50 600 300 200 50 55 660 330 220 50 60 720 360 240 50 55 780 390 260 50 70 840 420 280 50 75 900 450 300 50 TABLE 6B-4 FORMULAS FOR DETERMINING TAPER LENGTH - SPEED LIMIT (S) TAPER LENGTH (L) FEET 40 mph or leas L= O 45 mph or more L- WS Where: L= taper length in feet W= width of offset in feet TABLE 613-3. TAPER LENGTH CRITERIA FOR TEMPORARY TRAFFIC CONTROL ZONES TYPE OF TAPER TAPER LENGTH MERGING TAPER AT LEAST L SHIFTING TAPER AT LEAST 0.& SHOULDER TAPER AT LEAST 0. ONE -LANE. TWO WAY TRAFFIC TAPER 50 MET MINIMUM, 100 FEET MAXIMUM DOWNSTREAM TAPER 50 FEET MINIMUM. 100 FEET MAXIMUM Note: Use Table 6B-4 to calculate L TABLE 6B-2(CA). STOPPING SIGHT DISTANCE AS A FUNCTION OF SPEED ON DOWNGRADES (USED AS SUGGESTED LONGITUDINAL BUFFER SPACE LENGTH OR LOCATION FOR FLAGGER STATION) S= posted speed limit, or off-peak 85 Perecentile speed prior to work starting, or the anticipated operating speed In mph *-Posted speed limit, off-peak 85-th-percentile speed prior to work starting, or the anticipated operating speed in mph. **-For other offsets use the following merging taper length formula for L: For speed of 40 mph or less, L=WS'2/60 For speed of 45 mph or more, L=WS L =taper length in feet W =width of offset in feet S =posted speed limit, off-peak 85th-percentile speed prior to work starting, or the anticipated operating speed in mph *-Maximum downstream to er len th is 100 feet. See Section 6C.O8. IMPORTANT NOTICE PLANS PREPARED BY: Section / 4215/4217 of the Government Code requires a w uw 9 r Dig Alert Identi6catlon Number to be issued before a X HC "Permit to Ewawte" will be wlld For taus Dig Alert I.D. ACONGRUEX'COMPANY C O M C A S T CALL TEFL FREE B,.I Pesrl 803 Suite 300 46 HWRS BEFORE YOU DIG 9oalder,C0 60302 UNDER1-800D SERMCE ALERT 999-250.0004 1-800-422-4133 MAL $It BEFORE YOU DID LEGEND {T UNIFORMED POLICE OFFICER PORTABLE FLASHING BEACON (P.FB.) R TYPE III BARRICADE W/SIGN yr( TYPE 11 BARRICADE W/SIGN CHANNEUZING DEVICE T TRAFFIC CONE WITH CUP ON SIGN 1 TYPE I W/ SIGN EXISTING SIGN Q SIGNALIZED INTERSECTION trm FLASHING ARROW BOARD y HIGH LEVEL WARNING DEVICE (FLAGTREE) I FLAGGER TANSAT TOW AWAY NO STOPPING ANY TIME ® EXISTING DRIVEWAY ® WORK ZONE (ACTIVITY AREA) LIMITS y DIRECTION OF TRAFFIC (NOT PAVEMENT MARKING) THIS IS AN COMCAST DESIGN: DRAWN BY: APPROVED: APPROVED: APPROVED: SPEED* S (MPH) %DOWNGRADE (BUFFER SPACE) 73% (FEET) -6% (FEET) -9% (FEET) 20 116 120 126 25 158 155 173 30 205 215 227 35 257 271 287 40 315 333 354 45 378 400 427 50 446 474 507 55 520 553 593 60 598 538 686 65 682 1728 785 70 771 825 891 75 866 927 1003 *-Exhibit 3-2. A Policy on Geometric Design of Highway and Streets, AASHTO, 2001, p.115. ENT, PROPRIETARY & CONFIDENTIAL DESCRIPTION DATE PROJ#: JB0002628500 I 1 DRAWN BY: SANJAY RAWAT COMCAST CONTACT: VERONICA MELENDEZ TEL NO. :925-453-9135