COMPLETE STREETS DESIGN GUIDE GREAT STREETS FOR LOS ANGELES NOVEMBER 2014 DRAFT Table of Contents INTRODUCTION 1 4.10BIKESHARESTATIONS 68 Goals of the Guide 3 4.11 PARKING METERS AND PAY STATIONS 69 Complete Streets Design 4 4.12 UTILITIES AND OTHER INFRASTRUCTURE 70 Guide Organization 4 4.13 STREET LIGHTING 72 Glossary 4 4.14WASTEANDRECYCLINGRECEPTACLES 75 Definitions 5 4.15PARKLETS 77 4.16 BUS STOP LOCATION 79 STREET CLASSIFICATIONS 7 4.17BUSBULB 81 Introduction 9 4.18SIDEWALKEQUESTRIANTRAIL 82 Network Overlays 9 4.19ESPLANADE 83 Additional Overlays 10 ARTERIAL STREETS 11 ROADWAYS 85 NON-ARTERIAL STREETS 12 PedestrianEnhancements 87 NON-ARTERIALS - HILLSIDE STREETS 14 5.1PEDESTRIANPLAZA 87 OTHERPUBLICRIGHTS-OF-WAY 15 BicycleEnhancements 88 ALLEYS 17 5.2BICYCLELANE 88 BicycleLaneNexttoOn-StreetParallelParking 89 COMPLETE STREET DIAGRAMS 19 Bicycle Lane with No On-Street Parking 90 StreetClassificationsandNetworkAssignments 21 Bicycle Lane on Left Side of One-Way Street 90 Legend for Complete Street Cross Sections 22 Uphill Climbing Bicycle Lanes 90 Complete Street Cross Sections 23 Wide Outside Bicycle Lane as a Connection Gap Closure 90 SIDEWALK AREA 37 Contra-Flow Bicycle Lane on One-Way Street 91 SIDEWALK ZONES 39 Wide Bicycle Lane with Additional Pavement Markings Components of the Public Right-of-Way 39 Next to On-Street Parallel Parking (Non Standard) 91 Sidewalk Area and Roadway Zones 39 Floating Bicycle Lane or Bicycle Accommodation with Part-Time Parking (Non Standard) 92 4.1 BUILDING ENTRIES 41 5.3PROTECTEDBICYCLELANE 93 4.2 PORTABLE SIGNAGE AND SIDEWALK MERCHAN- DISING 43 5.4SHAREDLANEMARKING(SHARROW) 95 4.3 STREETSCAPE SIGNAGE AND WAYFINDING 44 5.5SHAREDBICYCLE-BUSLANE 96 4.4 PUBLIC SEATING 46 Transit Enhancements 97 4.5OUTDOORDINING 48 5.6BUSLANE 97 4.6PUBLICART 50 5.7OFFSETBUSLANE 98 4.7STREETTREESANDLANDSCAPING 52 5.8MEDIANBUSLANE/BUSWAY 99 4.8STORMWATERTREATMENTANDMANAGEMENT 56 5.9BUSPAD 100 4.9 BICYCLE PARKING 64 5.10MEDIANBUSBOARDINGISLAND 101 COMPLETE STREETS DESIGN GUIDE OtherTrafficCalmingTreatments 102 Signalization 137 5.11LANERECONFIGURATION/ROADDIET 102 Pedestrian Enhancements 137 5.12LANENARROWING 103 6.18EXCLUSIVEPEDESTRIANPHASE 137 5.13NECKDOWN 104 6.19PEDESTRIANBEACON 138 5.14CHICANES 105 6.20LEADINGPEDESRIANINTERVAL 139 5.15LANDSCAPEDMEDIAN 106 6.21 ACCESSIBLE PEDESTRIAN SIGNAL 140 5.16SPEEDFEEDBACKSIGN 107 6.22 SHORTER SIGNAL LENGTHS 141 On-StreetParking 108 6.23 SPLIT PHASING 142 5.17BICYCLECORRAL 108 Bicycle Enhancements 143 5.18ON-STREETCARSHAREPARKING 109 6.24 BICYCLE-ONLY SIGNAL 143 5.19BACK-INANGLEPARKING 110 6.25BICYCLELOOPDETECTOR 144 5.20COMMERCIALLOADING 111 6.26BICYCLEGREENWAVE 145 Transit Enhancements 146 INTERSECTIONS & CROSSINGS 113 6.27 TRANSIT SIGNAL PRIORITIZATION 146 PhysicalComponents 115 PedestiranEnhancements 115 OFF-STREETNON-VEHICULAR 6.1CROSSWALKMARKINGS 115 STRATEGIES 147 6.2DECORATIVEPAVEMENTMATERIALS 117 7.1 BICYCLE CHANNEL RAMPS FOR STAIRWAYS 149 6.3ADVANCEDYIELDMARKINGS 118 7.2DESIGNOFMULTI-PURPOSEPATHS(CLASS1) 150 6.4 RAISED CROSSWALK 119 7.3MULTI-PURPOSEPATHSINRIVERANDUTILITY 6.5CORNERBULBOUT 120 CORRIDORS 153 6.6 CURB RADIUS 121 7.4MULTI-PURPOSEPATHSINEXISTINGACTIVE 6.7 CURB RAMPS 123 RAILCORRIDOR 154 6.8CROSSINGREFUGEISLAND 124 7.5MULTI-PURPOSEPATHSINNEWTRANSIT 6.9DRIVEWAYS 125 CORRIDOR 155 Bicycle Enhancements 126 7.6COASTALPATHS 156 6.10BICYCLEPAVEMENTMARKINGSAPPROACHING 7.7 GRADE-SEPARATED UNDERCROSSINGS AND AN INTERSECTION 126 OVERCROSSINGS 157 6.11BICYCLEPAVEMENTMARKINGSTHROUGHAN 7.8FENCING 159 INTERSECTION 128 DRAFT7.9 PROGRAMMING AND TEMPORARY 6.12BICYCLEBOX 129 TREATMENTS 161 6.13TWO-STAGETURNQUEUEBOX 130 6.14 BICYCLE-ONLY TURN POCKET 131 6.15DIVERTER 132 OtherTrafficCalmingTreatments 133 6.16 TRAFFIC MINI-CIRCLE 133 6.17MINI-ROUNDABOUT 135 COMPLETE STREETS DESIGN GUIDE ii DRAFT COMPLETE STREETS DESIGN GUIDE LADCP CHAPTER 1 INTRODUCTION COMPLETE STREETS DESIGN GUIDE This page intentionally left blank Goals of the Guide Great Streets for Los Angeles: Complete Streets Design existing technical standards provided for in other City Guide lays out a vision for designing safe, accessible or national manuals. Rather, it is meant to supplement and vibrant streets in Los Angeles. As outlined in Cali- existing engineering practices and requirements in fornia’sCompleteStreetsActof2008(AB1358),the order to meet the goals of Complete Streets. Due to goal of Complete Streets is to ensure that the safety specificsiteandoperationalcharacteristicsassociated andconvenienceofalltransportationusers–pedestri- with any given street, any proposed street improve- ans,bicyclists,transitriders,andprivatemotorists–is ment project must still undergo a detailed technical accommodated. analysesbytheappropriatecitydepartments.Specific design guidance that is in a demonstration phase and Streetsnotonlyinfluenceourmobilitychoices,but has yet to be incorporated into the California Manual they also affect the safety and quality of life in our onUniformTrafficControlDevices(CAMUTCD)will neighborhoods. When streets are designed with only require provisional approval from the appropriate City vehicular throughput in mind, they create an environ- departments. Overall, this Guide hopes to indoctrinate ment that invites unsafe speeds. As a result, bicycling the concept of Complete Streets into Los Angeles’ becomes more daunting and pedestrian walkways present and future street design so that all stakehold- become less attractive. An overabundance of single- ers are able to plan for, implement, and maintain safe occupancy vehicles on the road slows down buses and and accessible streets for everyone. other motorists, making public transit less convenient and driving more frustrating. When streets are continu- MobilityPlan2035representstheCity’sMobility ally widened to accommodate more vehicular volume, Element (formerly Transportation Element) of the City they create an induced demand for car travel that only ofLosAngeles’GeneralPlan.MobilityPlan2035’s encouragesfuturetrafficcongestion. fivegoals–Safety First, World Class Infrastructure, Access for all Angelenos, Informed Choices, and Clean Los Angeles’ streets serve a much larger purpose than Environments for a Healthy Community–setthepolicy just moving cars. They can provide lively gathering foundation making Complete Streets a priority in Los places that foster community building and neighbor- Angeles.Theplan’semphasisonsafety,trafficcalming hood identity. They allow for healthy, recreational and access are key principles that mirror the goals of activities such as walking, running and bicycling. the Complete Streets Design Guide. When designed to be safe and attractive, streets can boost the economic activityDRAFT and visibility of storefront The Complete Streets Design Guide is a living docu- businesses. When cars travel at slower, safer speeds, ment, meaning that it will be amended through future the number of collisions between motorists and active editions as best practices and innovations in street transportation users decreases. Moreover, fewer cars design continue to evolve. The Guide falls under the on the road means lower levels of air pollution. Overall, authority of the City of Los Angeles’ Streets Standards a city that is designed for Complete Streets prioritizes Committee, which is comprised of the Director of City people over cars, and safety over speed. Planning (Chairman), General Manager of the Depart- ment of Transportation, and the City Engineer (LAMC The Complete Streets Design Guide provides a com- 17.05). pilation of design concepts and best practices that promote the major tenets of Complete Streets—safety and accessibility. The Guide is not meant to supersede LADCP 1 INTRODUCTION DRAFT 3 Complete Streets Design Guide Organization Designingsisnotaone-size-fits-allapproach.It Chapter 1. Introduction requires an analysis of various site conditions to Chapter2.StreetClassifications determine what sort of treatments and solutions are applicable for a given street. Factors that should be Chapter 3. Complete Street Cross-Sections considered include the physical characteristics of the Chapter 4. Sidewalks street, urban vs. suburban context, surrounding land Chapter5.Roadways uses, collision history, and expected pedestrian and roadway demand. Treatments can vary from installing Chapter 6. Intersections & Crossings actual infrastructure to altering signalization or simply Chapter7.Off-StreetNon-VehicularTreatments reinforcing safety efforts with signage. Funding is also Chapter8.Appendices a major determinant of what types of treatments are feasible for certain projects. Glossary The Complete Streets Design Guide is intended to serve a variety of users. For city departments that Acronyms and Abbreviations oversee the implementation of street improvement AASHTO. American Association of State Highway and projects, this Guide serves as a guiding document that TransportationOfficials ensures all projects are designed with complete street BOE. Bureau of Engineering in the City of Los Angeles principles in mind. Private developers can also use the Department of Public Works guide to tailor their projects to support complete street principles.Electedofficialscanconsulttheguidewhen BOS. Bureau of Sanitation in the City of Los Angeles proposing public improvements in their jurisdictions, Department of Public Works while communities and local groups can refer to the BSL. Bureau of Street Lighting in the City of Los manual when advocating for safety treatments in Angeles Department of Public Works their neighborhoods. The Guide can
Details
-
File Typepdf
-
Upload Time-
-
Content LanguagesEnglish
-
Upload UserAnonymous/Not logged-in
-
File Pages167 Page
-
File Size-