Laserfiche WebLink
SPECIAL SIGN DETAILPEDWAIT FORESCORTFF <br />GA B <br />D <br />E <br />G <br />H <br />J <br />HA24B18C1.5D.375E.625F2G4DH1.5J3D*ALL MEASUREMENTS ARE IN INCHES.CPROJECT NO.DRAWNDESIGNEDCHECKEDDATESEPTEMBER 20, 2023230611LEVLEVCAAREVISIONSREV.DESCRIPTIONBYDATEREV DONESHEET OF51.NEITHER WORK ACTIVITY NOR STORAGE OF EQUIPMENT, VEHICLES, OR MATERIAL SHOULD OCCUR WITHIN A BUFFERSPACE.2.SIGNS ARE ONLY SHOWING TO THE PUBLIC WHEN IN USE.3.SIGNS AND CHANNELIZING DEVICES MUST BE RETROREFLECTIVE OR ILLUMINATED DURING NIGHT OPERATIONS.4.SIGN PANEL SIZES: 36"X36" MIN. ON ROADS <50mph, 48"x48" ON ROADS ≥ 50mph.5.SIGNS ARE SPACED PER THE CA 2014 MUTCD (REVISION 7).6.CHANNELIZING DEVICES SPACING AND TAPER LENGTHS ARE BASED ON THEIR RESPECTIVE CHARTS. (SEE CHARTSTHIS PAGE)7.NOTIFY THE LOCAL LAW ENFORCEMENT, FIRE, AND AMBULANCE COMPANIES WITHIN 72 HOURS BEFORECONSTRUCTION BEGINS.8.CONTRACTOR TO MAKE SURE ALL TRAFFIC CONTROL EQUIPMENT MEETS ALL AGENCY REQUIREMENTS.9.REMOVE ALL CONFLICTING MARKINGS FOR LONG TERM OPERATIONS (3 DAYS OR LONGER).10.THE LOCATION OF THE SIGNS AS SHOWN ON THE ILLUSTRATIONS ARE GUIDELINES AND ACTUAL LOCATIONS WILLDEPEND UPON ALIGNMENT, GRADE, LOCATION OF STREET INTERSECTIONS AND 85% TILE/POSTED SPEED LIMITS/ORPRIMA FACIE.11.WHILE CROSSING INTERSECTIONS DURING MOBILE WORK, WORK MUST FOLLOW THE FLOW OF TRAFFIC ANDPROCEED ON A GREEN LIGHT.12.FULL COMPLIANCE IS REQUIRED WITH THE COUNTY AGENCY.(AFFECTS NOTES #20 THRU 22, BELOW)13.PEDESTRIAN ACCESS MUST BE MAINTAINED AS PER THE CA 2014 MUTCD (REVISION 7) STANDARDS AND ADAREQUIREMENTS.14.SIGN SPACING IS PROVIDED IN THE CA 2014 MUTCD (REVISION 7), PART 6. TRAFFIC SPEEDS ARE BASED UPON RADARMEASUREMENTS OF MOTORISTS. THE MUTCD ALLOWS FOR A "RANGE" IN SIGN PLACEMENT AND WILL BE PROVIDEDBY DOT. THE 85% TILE IS USED WHEN AVAILABLE TO PROVIDE A MORE ACCURATE REPRESENTATION OF MOTORISTSSPEEDS.15.ANY WORK WITHIN 200 FT OF A SIGNALIZED INTERSECTION WILL REQUIRE CONTACT AND COORDINATION WITHCOUNTY AGENCY PRIOR TO ANY WORK.16.QUALITY STANDARD TO MEET REQUIREMENTS OF SECTION 1A-2 OF THE CALIFORNIA MANUAL ON UNIFORM TRAFFICCONTROL DEVICES.17.ALL TRAFFIC CONTROL DEVICES INCLUDING: SIGNS, BARRICADES, VERTICAL PANELS, DRUMS, WARNING LIGHTS,ARROWBOARDS, CHANGEABLE MESSAGE SIGNS, CONES AND TUBULAR MARKERS THAT MEET THE REQUIREMENTS OFAMERICAN TRAFFIC SAFETY SERVICES ASSOCIATION (ATSSA). CA 2014 MUTCD (REVISION 7) SHALL BE USED ON THISPROJECT/THIS WORK.18.THE NCHRP REPORT 476 PROVIDES GUIDELINES FOR DESIGN AND OPERATION OF NIGHTTIME TRAFFIC CONTROL FORHIGHWAY MAINTENANCE AND CONSTRUCTION. SEE TYPICAL APPLICATIONS NWTA-1 THROUGH NWTA-7. COMPLY WITHANSI 107-2004 FOR APPAREL. HIGHWAY CONSTRUCTION WORK LIGHTING SHALL BE PER CONSTRUCTION SAFETYORDER 1523 ( CALIFORNIA CODE OF REGULATIONS TITLE 8, DIVISION1, CHAPTER 4, SUBCHAPTER 4, ARTICLE 3,SECTION 1523 - ILLUMINATIONS).19.SIDEWALKS AT THE CONSTRUCTION LOCATION MAY BE CLOSED WITH ADEQUATE DETOURS. SIDEWALKS MAY ONLY BECLOSED TO THROUGH TRAFFIC AND SHALL NOT PREVENT LOCAL PEDESTRIANS ACCESS. DETOURS SHALL NOTINCREASE THE PATH OF TRAVEL BY MORE THAN 500 FT. DETOUR ROUTES SHALL BE LIMITED TO EXISTING SIDEWALKS,PRIVATE PROPERTIES (SEE BELOW REQUIREMENTS) AND CROSSINGS AT ROADWAY INTERSECTIONS. TO THEMAXIMUM EXTENT FEASIBLE, THE ALTERNATE CIRCULATION PATH SHALL BE PROVIDED ON THE SAME SIDE OF THESTREET AS THE DISRUPTED ROUTE. WHERE IT IS FEASIBLE TO PROVIDE A SAME-SIDE ALTERNATE CIRCULATION PATHAND PEDESTRIANS WILL BE DETOURED, SECTION 6D.02 OF THE CA 2014 MUTCD (REVISION 7) SPECIFIES THAT THEALTERNATE PATH PROVIDE A SIMILAR LEVEL OF ACCESSIBILITY TO THAT OF THE EXISTING DISRUPTED ROUTE . THISMAY INCLUDE THE INCORPORATION OF ACCESSIBLE PEDESTRIAN SIGNALS (APS), CURB RAMPS, OR OTHERACCESSIBILITY FEATURES.20.PEDESTRIANS MAY BE DETOURED ONTO PRIVATE PROPERTY ONLY IF WRITTEN PERMISSION FROM THE PROPERTYOWNER IS OBTAINED ALONG WITH DOCUMENTATION INDICATING THAT THE COUNTY WOULD NOT BE LIABLE (HOLDHARMLESS) IN THE EVENT OF AN ACCIDENT.21.DURING WORK HOURS, AT LEAST ONE WORKER SHALL BE ASSIGNED WITH THE RESPONSIBILITY TO ESCORT ELDERLY,DISABLED OR ANY OTHER PEDESTRIANS IN NEED OF ASSISTANCE THROUGH THE CONSTRUCTION SITE. A WORKERASSIGNED WITH THIS RESPONSIBILITY MAY ALSO PARTICIPATE IN OTHER CONSTRUCTION ACTIVITIES; HOWEVER, THEASSIGNED WORKER SHALL BE AWARE OF HIS OR HER RESPONSIBILITIES FOR PROVIDING THIS ASSISTANCE.MEASURES THAT SIMPLY CLOSE THE SIDEWALK, WITH THE EXCEPTION THAT PEDESTRIANS WILL CROSS SOMEWHEREELSE DOES NOT ADEQUATELY SATISFY PEDESTRIAN ACCESS. PEDESTRIANS SHOULD NEVER BE DIRECTED/EXPECTED TO CROSS A MULTI-LANE ROADWAY AT ANY LOCATION OTHER THAN AT A SIGNAL (OR ALL-WAY STOP).ACCOMMODATIONS SHOULD BE MADE ON THE SAME SIDE OF ROADWAY AS WORK.COUNTY GENERAL NOTES© COPYRIGHTED MATERIAL OF ALMENDARIZ CONSULTING, INC.2TABLES CHART - 2014 MUTCD (REVISION 6)Sign SpacingMerge104'150'204'267'450'500'550'600'650'700'Offset10'ShiftShoulder52'75'102'133'225'250'275'300'325'350'35'50'68'89'150'167'183'200'217'233'L1/2 L1/3 LMerge115'165'225'293'495'550'605'660'715'770'Offset11'ShiftShoulder57'83'112'147'248'275'303'330'358'385'38'55'75'98'165'183'202'220'238'257'L1/2 L1/3 LMerge125'180'245'320'540'600'660'720'780'840'Offset12'ShiftShoulder63'90'123'160'270'300'330'360'390'420'42'60'82'107'180'200'220'240'260'280'L1/2 L1/3 LTaper LengthsMinimum25'30'35'40'45'50'100' - 200'120' - 240'140' - 280'160' - 320'360' - 540'400' - 600'440' - 660'480' - 720'520' - 780'560' - 840'Both are based on.1.) 85th % Tile or if not available, then use Posted Speed Limit (PSL)L = Taper Length S = SpeedW = Width (Offset from path of travelTaper@Tangent@50'60'70'80'90'100'Speed25303540455055Space155'200'250'305'360'425'495'PostedBufferL = WS260L = WSFormulaTaper (L)606570570'645'730'Conflict@12'15'17'20'22'25'*Cones shown on the templates are illustration purposes only.Exact number of cones required shall be based on cone spacing,taper lengths, actual field conditions, etc..The conflict spacing shall be used on intermediate and short-termprojects for taper and tangent sections where there are nopavement markings or where there is a conflict between existingpavement markings and channelizers.Maximum*Cone Spacingper section6C.0450'100'25'50'100'25'50'100'25'50'100'25'MEANING OF LETTER CODES ON TYPICAL APPLICATION DIAGRAMS500 FEET500 FEET1,500 FEET2,640 FEETDISTANCE BETWEEN SIGNS350 FEET350 FEETURBAN (LOW SPEED) - 25 MPH OR LESS100 FEET250 FEET100 FEET250 FEETROAD TYPECB500 FEET1,000 FEET350 FEET100 FEET250 FEETAURBAN (LOW SPEED) - MORE THAN 25 MPH TO 40 MPHURBAN (HIGH SPEED) - MORE THAN 40 MPHRURALEXPRESSWAY / FREEWAYCA MUTCD 2014 TABLE 6C-1