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<br />Bulb-outs <br /> <br /> <br />NO <br /> <br />Possible <br /> <br />Trlfflc Cllmlng OI,lcI <br /> <br />Donnltion <br /> <br />Volume Speod <br />Rlductlon Roductlon <br /> <br />ExlenslOn of the curb <br />Into the roadway \0 <br />create a narrower travel <br />lane to protect parking <br />strip or shortan <br />pedeslMan crossing <br />distance, <br /> <br />Possible <br /> <br />Posslble <br /> <br />Medians <br /> <br />Traffic Islands between <br />Jntersectlon$ to create a <br />narrower roadway 01" <br />provide refuge for <br />crossing pedestrians, <br /> <br />Possit>1e <br /> <br />No <br /> <br />Chicanes <br /> <br />Curbed Islands or curb <br />extensions protruding <br />Into the roadway, <br />lealling a single.lane or <br />Mrrow _ne gap, <br />oftan at an angla to the <br />cenlerline <br /> <br />Yes <br /> <br />Yes <br /> <br />Restriplng <br /> <br />Highlighting various <br />areas of the road to <br />increase tha driver's <br />awareness of certain <br />nditions (e.g., edge of <br />road striping 10 create a <br />narrowing/slowing <br />effect). <br /> <br />Traffic Circles <br /> <br />I' <br />'''=%1~~,_ ,.~~ =~.~~~o:, <br />~ ~ "-"}, __ traffic at intersections <br />) , G. r:"-;~~~"": Into cIrCUlar manewers <br />!, . . <br /> <br />Possible <br /> <br />Yes, Near <br />Cirde <br /> <br />Raised Intersections <br /> <br /> <br />No <br /> <br />Yes <br /> <br />RaiSed Crosswall< and <br />Speed Table <br /> <br />Crosswalk at <br />uncontrolled <br />Intersection raised to a <br />higher grade than the <br />roadway, Highlighted <br />with ladder or zebra <br />Stripes, reflective <br />markers, Santa Rosa <br />lights. <br /> <br />Yes <br /> <br />POSSible <br /> <br />A raised plateau <br />(generally abouI4") 01 <br />roadway where roads <br />Intersect. <br /> <br />En"ronmentolfl'oIlutlon <br />ChIn .. In Condltlon$ <br />Noise Air <br /> <br />No Chenge <br /> <br />No Chenge <br /> <br />ReductiOn <br /> <br />No Chenge <br /> <br />Slight <br />Reduction <br /> <br />Possible <br />Increase <br /> <br />Yes <br /> <br />No Change <br /> <br />No Chenge <br /> <br />Decrease <br /> <br />No Change <br /> <br />No Chenge <br /> <br />Unknown <br /> <br />Unknown <br /> <br />Rlduction <br />In Colli$lon$ <br /> <br />Yes <br /> <br />Yes <br /> <br />Yes <br /> <br />Possible <br /> <br />Yes <br /> <br />Possible <br /> <br />PoSsible <br /> <br />mergency <br />Vlhlelo <br />AcceuJllI'"Y <br /> <br />Minor <br /> <br />Minor <br /> <br />Minor <br /> <br />No <br /> <br />Yes <br /> <br />Yes <br /> <br />Yes <br /> <br /> Raised sections of <br />Speed Humps pavement across the Possible Yes . Nearby Possible Possible Yes Ves <br /> roadway with curved Increase Increase <br /> transitions, <br /> Sections of textured <br /> pavement that cause <br />Textured Pavement the vehicle to vibrate Possible Possible Increase Unknown Possible No <br /> slighUy as II drives over <br /> them <br /> Lights In the pavement <br /> surface alOng the <br />In.Pavement Lighled PICture to be inserted crosswalk are actived No Possible Unknown Unknown Possib~ No <br />Crosswalks and flash as e <br /> pedesbian crosses the <br /> roadway, <br />Sources: Clly of Austin <br /> Clly of Berkeley <br /> Clly of San Buenaventure <br /> Clly of San Francisco <br /> C~y of Seattle <br /> City of Sunnyvale <br /> Safety Benefits ofTraffic Calming: Insurance Corporation of British Columbia, 1996 <br /> <br />City of San Leandro, Engineering and Transportation Page 10 of 23 <br />4/20/06 NEIGHBORHOOD TRAFFIC CALMING PROGRAM <br />