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<br />e <br /> <br />. <br /> <br />2. Mid-block left turn lanes shall not be allowed. Left turn lanes shall be provided <br />at the intersection of public street rights-of-way only and shall not be allowed <br />for private drives, private streets or commercial shopping centers. <br />3. Deceleration and taper lengths for left turn lanes shall comply with the <br />parameters set forth in these design criteria. <br /> <br />K. On major and minor arterials, when areas adjoining the right-of-way are not planned for <br />immediate development, esplanade openings may be spaced 1000 feet apart when <br />approved by the City of La Porte. Entrance medians on local roads may be used for <br />landscaping. Subdivision entrance signs may be alJowed if adequate sight stopping <br />distances are accounted for. Median openings shall confonn to the following design <br />standards: <br /> <br />1. For median openings including left turn lanes, the storage and taper lengths <br />mentioned in these design criteria shall apply. <br />2. The median opening at the intersection of two streets shall be the width of the <br />minor right-of-way plus 10 feet. <br />3. No median openings will be allowed for private drives, private streets or <br />commercial shopping center entrances. <br />4. Variations to these criteria may be granted on a case by case basis by the City of <br />La Porte. <br /> <br />L. Cul-de-sac Pavement <br /> <br />1. Residential minimum pavement radii for the cul-de-sac bulb as measured to the <br />face of curb shall be 50 feet. <br />2. Commercial and industrial minimum pavement radii for the cul-de-sac bulb as <br />measured to the face of curb shall be 60 feet. <br />3. Right-of-way radius shall be clear of pennanent obstructions. Landscaped <br />medians on modified cul-de-sacs may be considered for special approval when <br />the request is accompanied by verification that the modification can <br />accommodate an SU-30 turning radius (see AASHTO Green Book), when the <br />landscaping is grass only and when the median has 4 inch tall, 12 inch wide, <br />mountable curbs. In no case shall the diameter of the landscaped median exceed <br />15 feet. <br />4. The dista!lce from the face of curb of a cul-de-sac to the right-of-way line shall <br />be a minimum of 10 feet. <br />5. Curb radii at the transition to the cul-de-sac shall have a typical radius of25 feet <br />in single family residential areas and 35 feet in all other areas as measured at the <br />face of curb. <br />6. The length of a cul-de-sac is defined as the distance from the centerline of the <br />intersecting pavement to the center of the cul-de-sac bulb measured along the <br />centerline of the street right-of-way. Maximum length of cul-de-sac local streets <br />for residential subdivisions shall be 600 feet. Dead end collectors and dead-end <br />major and minor thoroughfares shall not be allowed. <br />7. The City of LaPorte reserves the right to require shorter maximum lengths of <br />commercial and industrial cul-de-sacs or dead-end streets where high traffic <br />volumes are present. <br /> <br />M. The design of on street parking shall confonn to the following design criteria: <br /> <br />1. All on-street parking shall be parallel parking only. <br />2. On-street parking spaces shall be striped with white paint. <br />3. The width of on-street parking spaces shall be a minimum of 8 feet in width as <br />measured from the inside of the painted stripe to the face of curb. <br /> <br />Paving Design Criteria Page 6 of9 <br />