HomeMy WebLinkAbout0601 - Restricted Left-Turn Median OpeningSTORAGE
LENGTH
(SEE NOTES)
MEDIAN WIDTH
PER ROADWAY
TYPOLOGIES
12'
MIN.
MEDIAN OPENING
± o,
w
LIP OF GUTTER
CURB LINE
DRIVEWAY
PER CITY OF PALM DESERT TYPICAL CURB MEDIAN WIDTH PER ROADWAY TYPOLOGY
STANDARD 305 OR AS APPROVED ENHANCED ARTERIAL, 18-FT
MODIFIED DESIGN. VEHICULAR ORIENTED ARTERIAL, 18 OR 20-FT
BALANCED ARTERIAL, 18-FT
ENHANCED SECONDARY ROADWAY, 18-FT
SECONDARY STREET, 14-FT
NOTES: EL PASEO, 16-FT
1. DIRECTIONAL LEFT TURN MEDIAN BAY SHALL BE DESIGNED PER AASHTO STANDARDS AND IS SUBJECT TO
APPROVAL BY THE CITY ENGINEER.
2. THE LENGTH OF BAY TAPER SHOULD BE SHORT TO CLEARLY DELINEATE THE LEFT TURN AND TO
DISCOURAGE THROUGH TRAFFIC FROM DRIFTING TO THE LEFT TURN LANE. FOR URBAN AREAS, CONSIDER
LENGTH OF 60 FEET AND 90 FEET PER CALIFORNIA HIGHWAY DESIGN MANUAL GUIDELINES. FINAL
DESIGN IS SUBJECT TO THE CITY ENGINEER APPROVAL.
3. STORAGE LENGTH SHALL BE PER THE RECOMMENDATIONS OF A TRAFFIC ENGINEER AND SUBJECT TO
THE CITY ENGINEER APPROVAL.
4. LENGTH OF MEDIAN OPENING SHALL BE MINIMIZED TO DISCOURAGE VEHICLES TO ENTER FROM OPPOSITE
TRAFFIC DIRECTION, BUT AT LEAST THE SAME WIDTH AS THE CORRESPONDING DRIVE/OPENING.
TRAFFIC DIRECTION.
5. TRUCK TURNING TEMPLATES SHALL BE SUBMITTED TO SHOW NO CONFLICT WITH DRIVEWAY OR
MEDIAN STRUCTURES.
6. TURNING LANE WIDTH REDUCTION TO A MINIMUM OF 10 FEET WILL BE CONSIDERED FOR PROJECTS
WHERE A 12-FOOT DESIGN IS NOT FEASIBLE, SUBJECT TO APPROVAL OF THE CITY ENGINEER.
N.T.S.
CITY OF PALM DESERT APPROVED BY:
DEPARTMENT OF PUBLIC WORKS STD NO.
Feb 19, 2025 RESTRICTED LEFT TURN MEDIAN 601
MARTIN ALVAREZ DATE
PUBLIC WORKS DIRECTOR OPENING