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HomeMy WebLinkAbout(1976, 08/09) - L-4 - AmendedL -4 8/9/76 PRIVATE STREETS 1. Private streets will be allowed in new developments where their use is logically consistent with a desire for neighborhood identification and control of access, and where special overall design concepts may be involved. The use of private streets will be subject to review and approval by the Planning Commission and the City Council. 2. Private streets will be permitted only where a satisfactory means of providing for their maintenance and operation is demonstrated. 3. The use of private streets as a device for permitt will not be allowed. 4. The use of private streets is ordinarily limited minor local streets not carrying through traffic 5. The design of all private streets shall be re, Public Works Department; and the construction Public Works Department, with a standard insp 6. The following design standards shall be used A. General inadequate design cul -de -sacs and to and approved by the be inspected by the fee to be paid. 1. Where streets other than minor locaA streets are proposed to be private, the design shall conform all respects to the require- ments established for public stree s, except as may be otherwise permitted under Number 2 below. 2. Where special circumstances exisq, deviations from the standards will be subject to approval by t e Public Works Department after an individual review. 3. Streets shall be adequately desftned to provide for lane delinea- tion, street sweeping, and dra gage control. Normally a standard crown section with concrete curjb and gutter on both sides will be required, however other means of providing similar functional characteristics may be considered. 4. Depressed approaches shall be used at all driveways where streets have curb and gutter. 5. Concrete sidewalks shall be provided in the right of way, unless other means of accommodating pedestrian traffic are provided in the development. 6. Lighting adequate for pedestrian and vehicle safety and sufficient to minimize police problems shall ordinarily be provided. 8/9PRIVATESTREETS -- Page 2 8/9/76 7. Adequate provision for public utilities shall be made. A separate document dedicating exclusive public utility easements to the City shall be provided when required in order to eliminate any conflict of rights between City utilities and other public utilities. 8. Where it is proposed to reduce street wid hs by the elimination of curb -side parking, equivalent parking sha 1 be provided by other means subject to approval by the City. 9. Adequate provision shall be made for trash pick up and for emergency vehicle access. 1 B. Minimum Widths 1. With parking on both sides 36' curb to curb 2. With parking on one side only: 32' curb to curb 3. Without parking: 28' curb to curb C. Grades r 1. Desirable maximum 10% i 2. Maximum: 15%/ for special circumstances 3. Minimum: 0.q7 4. Provide vertical curves foV' grade breaks over 1 %. 5. Cross fall on curb tops axd /or gutters shall not exceed 0.15' per 10' of roadway. II 1 D. Alignment t 1. Streets shall normally iptersect at right angles and shall have at least 20' of tangent adjacent to intersections. The tangent length shall be increased where short radius curves are used near the intersections. 2. Cul -de -sacs shall not ordinarily exceed 400' in length. Curb radius at the turn - around shall be at least 40'. 3. Centerline radius shall be 150' minimum for loop streets over 800' in length, and 100' minimum for cul -de -sacs and for loop streets less than 800' in length. Where right angled bends are used in the street pattern, in lieu of the minimum radii required above, widening sufficient to accommodate truck turning movements shall be provided by use of knuckles or other appropriate means. 4. Curb returns radius shall be 15' minimum. Amended August 9, 1976 PRIVATE STREETS -- Page 3 E. Structural Section L -4 8/9/76 1. The minimum structural section shall ordinarily be /`Y' AC over 4" AB over 6" of compacted subgrade. The section sh#il be revised as required by accepted standards of engineering esign in accordance with the results of soil tests on the native subgrade material. F. Signs, Regulatory Signs, and Pavement Markings 1. Street name signs, subject to the approval of / and e City, shall be installed at the entrance to all private stre . 2. Unless otherwise specified, the installation maintenance of all signs on private streets shall be the responsibility of the community association and /or land owner. 3. In cases where a private street intersects,fa public street and a standard street name sign has been insta led within the public right -of -way, the City will assume normal /maintenance and replace- ment of the post and standard street name signs designating the public street. The homeowners associati n shall be responsible for the private street name signs. The eveloper will be responsi- ble for initial installation. 4. In cases where the vehicle code is bei g enforced on private streets, the homeowners association /or the land owner will assume the responsibility for install tion, normal maintenance, and replacement of standard regulator signs and pavement marking and striping needed to enforce the v icle code. G. Vehicle Code Enforcement Consideration will be given by the City!Council for police enforcement of the Vehicle Code on private street systems when the following con- ditions have been met: 1. The city has received a formal request in compliance with the California Vehicle Code. 2. The request is accompanied by a written report and recommendations from both Police Chief and Traffic Engineer. is* Amended August 9, 1976 r U 0 PRIVATE STREETS -- Page 4 r L -4 8/9/76 If the City Council decides to approve the request, the following minimum conditions shall apply: 1. All applicable provisions of the Vehicle Cdde shall be enforced. 2. All non - standard traffic control devices /shall be removed by the applicant, e.g., bumps, traffic signs, and traffic striping. 3. All unnecessary sight obstructions and encroachments shall be removed. H. Planning Commission Review The Planning Commission shall consider the recommendations of the Police Department in all tentative map or use permit proceedings where a private street system is proposed. 7. The City will assume no responsibility for enforcement of traffic control unless specifically requested and ,approved. 8. The policies and standards are to be reviewed and revised as needed based on continuing experience with the use of private streets. Adopted November 23, 1964 Amended March 9, 1970 Amended August 9, 1971 Amended August 9, 1976