City of El Segundo Circulation Element of the General Plan
Total Page:16
File Type:pdf, Size:1020Kb
CITY OF EL SEGUNDO CIRCULATION ELEMENT OF THE GENERAL PLAN City ofEl Segundo Circulation Element Prepared for: City of El Segundo Planning and Building Safety Department 350 Main Street El Segundo, CA 90245 September, 2004 El Segundo General Plan 4. Circulation Element Table of Contents page Introduction 4-1 Summary of Existing Conditions 4-2 Future Conditions 4-12 Master Plan of Streets 4-19 Alternative Modes of Travel 4-30 Goals, Objectives, and Policies 4-44 Goal C1: Provision for a Safe, Convenient, and Cost Effective Circulation System 4-44 Goal C2: Provisions for Alternative Modes of Transportation 4-47 Goal C3: Development of Circulation Policies that are Consistent with other City Policies 4-51 Goal C4: Compliance with all Federal, State, and Regional Regulations 4-53 4. Circulation Element 4. Circulation Element Introduction The circulation system is one of the most important of all urban systems in determining the form and quality of the El Segundo environment. The circulation modes used, location of routes, operational policies and the operating levels of service influence the nature of urban development, the physical organization of the City, and can enhance or limit the social and economic activity within the City. Purpose and Authority The purpose of the Circulation Element is to assist the City in providing a safe, convenient, and efficient circulation system. The Circulation Element identifies a system capable of responding to growth occurring consistent with the policies and Land Use Plan presented in the Land Use Element. The Circulation Element identifies physical improvements that will be needed to attain the Circulation goals and objectives, as well as alternative techniques to improve the City's circulation system. The Circulation Element is part of the City of El Segundo's General Plan. State law requires that a circulation element be incorporated into the general plan. The pertinent government code sections are as follows: • Government Code Section 65302(b): The general plan shall include . a circulation element consisting of the general location and extent of existing and proposed major thoroughfares, transportation routes, terminals, and other local public utilities and facilities, all correlated with the land use element of the plan. • Government Code Section 65303: The general plan may ... address any other subjects which, in the judgment of the legislative body, relate to the physical development of the County or City. THE CITY OF EL SEGUND0°GENERAL PLAN 4 .J 4. Circulation Element Related Plans and Circulation issues and travel patterns extend far beyond the El Programs Segundo city limits. Consequently, the circulation system within the City is heavily impacted by land use and circulation plans and developments of other jurisdictions. The impact to the City's circulation system of projected land use changes and circulation system improvements of other jurisdictions, as projected during the development of the General Plan, were incorporated into the analysis and preparation of the Circulation Element. Summary of Existing Conditions Existing Street System The City of El Segundo is served by the existing network of roadways shown on Exhibit C-1. The existing street network is essentially a grid system of north/south and east/west roadways. The primary north/south roadways are Aviation Boulevard, Douglas Street, Nash Street, Sepulveda Boulevard, Center Street, Main Street, and Vista Del Mar. The primary east/west streets are hnperial Highway, Imperial Avenue, Maple Avenue, Mariposa Avenue, Grand Avenue, El Segundo Boulevard, and Rosecrans Avenue. Each of these arterial roadways is described in the Existing Conditions Report. Daily Operating Conditions on Existing Street Network Daily operating conditions were analyzed on each of the arterials designated on the City's Master Plan of Roadways. This was done by comparing the average daily traffic volume for each arterial to the estimated daily capacity and developing a corresponding Level of Service (LOS) estimate of operating conditions. The daily traffic volume, and estimated roadway capacity, and resulting LOS for each of the key roadways in the City are shown on Exhibit C-2. A definition of Level of Service (LOS) for urban arterial roadway segments is included in Exhibit C-3. A review of Exhibit C-2 reveals that most roadways in the City of El Segundo operate at LOS "C" or better. Several roadway links operate at LOS "D," which is considered marginally acceptable. These are: • Aviation Boulevard between Hawaii Street and Rosecrans Avenue • Imperial Highway between Main Street and California Street • Sepulveda Boulevard between El Segundo Boulevard and Rosecrans Avenue • Sepulveda Boulevard between Mariposa Avenue and Grand Avenue THE CITY OF EL SEGUNoo•GENERAL PLAN 4 -2 ,// ~~ w/~:0/;/0/ %/;;/0:?w; ~;/// w IAL HY ~·~ ,__, IMPERIAL AVE ,·,·~~~@ >- • / ;:; "' I- /c <( ~~ z I- t:i ~ %~~//~ ;:; O' ~I0 \)! "' I- '.« '/; ~ :'! I- ~ AP " ..' r, ,__ ~ ',/~~ e ~i /'@~;;;/ /, //,':; :J ,., "'0 ,. / / ~ <( "- /,'~~/ / " 3"' ,/;,(' /;'.;' ~ 1- ;~;:,;&; MARIPOSA\AVE Vl %: I-' ti· ti I- 0 :.~.(/: '" § Vl "' "'>- //~jfj :i: w ct ~ --' ~ "' ::i 5 1 , I~ 0 0 ~0/~ I/"//./,:· ill~ ' 1 gz~ //0;~// / wz z ~ »~~ F .::( /////\?/, /.m'"'' ; , :Vl,· 8 'Vi/ /./. EL SEGUNDO BLVD r/~j~ LEGEND "'0 ~· --' WI"' OUT OF CITY LIMITS --' <( "' gs, " UTAH AVE ALASKA A "'"ii:! --' .,,,//' ., 'I- -!';- t;; "' ~ "' ill F <( 15 ROSECRANS AVE z u ~ 07/m;V/@d$W/ »m~m.7 m/7/7//-4//m///::/wr; SOURCE: CITY OF EL SEGUNDO PLANN'::-IN"'°G"'D1""v1"'s1o"'N,------" CITY OF EL SEGUNDO · GENERAL PLAN exhibit Existing El Segundo Street Network C-1 /ffi /;::;::;////;//// // /;/////::;//~,.//.c///if %//0/0:;,/4 .. ;///.,. .///////:'~//;//,//;/;,;;/>.ij/;/~:////'/ w /, %(//,02 .A/'// /////'.2///'.'////3·-,. ////////// // / ~ ~, / .... : :/"/// /~~ ~<·~ /,'l,>·· ///%:~/ .J'-:; ~ 4 ""! IMPERIAL AVE 2.9 , ,-~ _.,30:4 , , , , 23.8 >- _.,'/ 0 ,. / 4 • I- 0 ": > J • ,· / U1 N Ol >- - > / /j t;j lJ3 CD ..t I- / // ® /_; ~ ,_ WALN A E GJ "! !z!..,. 0 ///~/// // (3 {/) a U1 O'I a::: vi /_/ // // o: <( >- 0 N /// / / ;/ MAP A 5 - "' >- 3.8 :i: ~/. .../ .• //// ": 0 :c "' // /// .• /~/// ...... "-- .,,<( co ...a::: 0 . //w/ .,,.·/ 3' .; 0"1 "': - "1,,/ .. ':i 0;;' tO a::: • 0 ~ / ,' ··.·.·~··./.·~/ %/// / / / ~/ 5.3 "_, 9.4 - / w~0/_; ,_ ~ \;; \;; ,._ "' MARIPOSA AVE \;; "l .Z-~/;/~··~·/ % "' Z 0:W "' - , ,._U1 0::0 U1 N .9///.~'"°' / ;:;~$///~/ ~ ~ ~ ~ "' ~ ili::; ~ g 7//.~//~ :W /// r ...J s; <( ::i o /////;- // 5 5 ~·~/;~~ GRAND A · "' 8.2 :! : G.2 z o o ~~;% 00 / ;;; .,,15 ..., "1 .,; ~~~~'.%•,_., ;1 ""! U1 u) a::i ('-. N ////~//,/ / /;/, / /; ~ "' 8 34.6 . l7l::: 11.4 EL SEGUNDO BL VD 26.8 ·~~ N LEGEND "! 0: "'...: ...,0 5' I;;; iJ XX = DAILY TRAFFIC VOLUME _, .,,1 (IN THOUSANDS) "'<( 0: 0 (.) ~ = OUT OF CITY LIMITS ~ 5 UTAH AVE a.. "l'4 p.'< 3.4 ROAOWAY SEGMENTS :,N•:;; 1)1 I "G\\IO.S...!z,.. OPERA TING AT ~ \3: 8 -- LOS C OR BETTER ::i - LOSO ;;/, "'1';;f,, •••••• LOS E ~0 < "' o-,. "1 .... ~.,,I~ "' "' i5 < "' J:C(I i-..t§ cl "'..; 16.3 ROSECRANS AVE i~ ~ mfs 8 s3.o "' '?/$/@;/'/$~/~ //////&;/////7..0./J:, / .. CITY OF EL SEGUNDO · GENERAL PLAN exhibit Summary of Existing Daily Roadway Operation C-2 J Level of Service (LOS) Operating Conditions A Free flow, with no restrictions on maneuvering or operating speeds. Minimal or no delay. B Stable flow, with some restrictions on maneuvering or operating speeds. Nominal delays. c Stable flow, with more restrictions on speed and maneuverability. Some delays. D Approaching unstable flow. Restricted speed and maneuverability. Delays encountered at intersections. E Unstable flow, with some stoppages. Constitutes maximum capacity by definition. Extensive delays at some locations. F Forced flow, with many stoppages. Low operating speeds, extensive queuing and very extensive delays. SOURCE: HIGHWAY CAPACITY MANUAL, 2000 I CITY OF EL SEGUNDO · GENERAL PLAN '~~ ' exhibit Level of Service for Urban Arterials C-3 4. Circulation Element The following roadway segments operate at LOS "E," which 1s ;-··· considered unacceptable: • Sepulveda Boulevard between Imperial A venue and Mariposa Avenue • Rosecrans Avenue between Douglas Street and Aviation Boulevard While no traffic volumes on any of the roadways in the City now exceed LOS E traffic volume thresholds, portions of Rosecrans Avenue and Sepulveda Boulevard carry traffic volumes very close to the threshold. Analysis of Peak Hourly Operating Conditions on Existing Street Network In addition to the analysis of roadway segments on the basis of daily traffic volume and capacity, peak hourly traffic conditions at several key intersections throughout the City were also evaluated. Analysis of intersection operations was conducted using the Intersection Capacity Utilization (ICU) methodology. An explanation of the ICU methodology and Intersection LOS is included in Exhibits C-4 and C-5 respectively. The results of the intersection analysis are presented graphically on Exhibit C-6. A review of Exhibit C-6 reveals that according to the peak hour intersection analysis, several intersections within the City currently operate at unacceptable Levels of Service (LOS). The following intersections currently operate at LOS "E" or "F" during the AM or PM peak hour: • Sepulveda Boulevard at Imperial Highway (LOS E AM Peak only) • Sepulveda Boulevard at Mariposa Avenue (LOS E in AM Peak only) • Sepulveda Boulevard at Grand Avenue (LOS E in both AM and PM Peak) • Sepulveda Boulevard at El Segundo Boulevard (LOS E in AM Peak, LOS F in PM