Traffic Engineering Survey City of Rancho Palos Verdes

1. S S S N n.t.s. R1 R1 R1 R1 G 40 R1 G 25 45 S G 25 45 STREET: CREST RD Traffic Engineering Survey City of Rancho Palos Verdes LIMITS: PVDE – GANADO DR DATE: 8-16-07 ENGINEER: JACK RYDELL SIGNATURE: MAP SYMBOLS Marymount College School Zone SCHOOL Ganado Dr Mira Catalina Elementary School TRAFFIC SIGNAL R-1 STOP SIGN Crest Rd R-2 SPEED LIMIT Lucania Dr PARK P CROSSING GUARD School Zone PVDE SCHOOL CROSSWALK Starline Dr Deluna Dr CROSSWALK DISTANCE 0.8 miles ALIGNMENT Downgrade to the south with horizontal curves. PARKING RESTRICTIONS Parking allowed on both sides. STREET WIDTH 52’ – 64’ NO. OF LANES AND MEDIAN Two lanes in each direction separated by double yellow centerline. IMPROVEMENTS (SW, C & G) Concrete curb and gutter on both sides. SW on the w/s b/t Lucania Dr and Ganado Dr and on e/s b/t PVDE and Starline Dr. FRONTING DEVELOPMENT Back-up and fronting residential on the e/s. Undeveloped, back-up residential and school on the w/s. AVERAGE DAILY TRAFFIC 3,021 (5/06) SPEED CHECK (DATE/LOC) 8-1-07 – n/o PVDE AVERAGE SPEED: 43 MPH CRITICAL SPEED: 47 MPH 10 MILE PACE: 37-46 MPH TOTAL MIDBLOCK ACC: 0 NO. W/SPEEDING: 0 PREDOMINATE: n/a HBD, DRUNK, H&R: 0 2-YEAR ACCIDENT DATA THRU 4-07 ACCIDENT RATE: 0.00 ACCIDENTS PER MILLION VEHICLE MILES DISTRICT 7 AVERAGE:1.69 ACCIDENTS PER MILLION VEHICLE MILES EXISTING SPEED ZONE – 45 MPH PROPOSED SPEED ZONE – 45 MPH The 85th percentile speed suggests a speed zone of 45 mph would be appropriate. The favorable accident history indicates that motorists are using due caution and responding to roadway conditions in a safe manner. The 25mph school speed limit adequately controls the traffic around Mira Catalina Elementary School. Considering these factors, a speed zone consistent with the 85th percentile speed would establish a reasonable and safe speed limit. COMMENTS