Item 18 - Traffic Signal Installation at Segerstrom Avenue and Rosewood Avenue

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CITY OF SANTA ANA SPECIFICATIONS PROJECT NO.: 25-6030 TRAFFIC SIGNAL INSTALLATION AT SEGERSTROM AVENUE AND ROSEWOOD AVENUE B. REMOVAL Existing striping, pavement markings, curb marking and raised pavement markers superseded by the plans shall be completely removed. All conflicting striping within limit of project shall be removed even if not shown on the plan. Removal of all traffic striping and pavement markings shall be by grinding. All traffic striping may be removed by wet sandblasting with the Engineer's approval. Existing pavement markings, which are removed by sandblasting with the Engineer's approval, shall be completely removed to the satisfaction of the Engineer. All removal areas shall be slurry sealed by rubberized slurry. Slurry seal shall cover from lane line to lane line unless directed otherwise by the engineer. C. TEMPORARY STRIPING The Contractor shall install reflectorized chip seal markers (single for 4" line, double for 8" line) at 20 feet on center when on a taper or curve, and at 40 feet on center elsewhere within 24-hours after paving the street for a maximum duration of 10 calendar days. Contractor shall install temporary traffic striping, using traffic rated paint, if final thermoplastic striping has not been installed by the end of the tenth (101' ) calendar day after paving the street per City of Santa Ana Standard Plan Nos. 112513- 1 & B-2 (without the raised pavement markers). Temporary traffic striping shall be in place for a maximum duration of twenty-one (21) calendar days after paving the street, thereafter, Final Striping shall be installed. All temporary traffic striping shall be installed for the proposed traffic lane line configuration and only after approval of cat -tracking by the City Engineer. Public traffic shall not be allowed on any multilane arterial street without reflectorized chip seal markers, or temporary or permanent traffic striping. Contractor shall notify the Engineer when the temporary traffic striping and/or chip seal markers are installed and shall maintain them until final striping is completely installed. Maximum length of work zone with reflectorized chip seal markers or striped with temporary traffic striping shall not exceed 1 mile in length, unless directed otherwise by the engineer. D. FINAL STRIPING All final stripes, legends, including limit lines, shall be permanently striped within the timeframes specified in Section 2.02 C above, and during a period of favorable weather when the pavement surface is dry and above 50 degrees Fahrenheit. Any existing striping to remain including striping on cross streets, which is disturbed during construction, shall be re -striped as necessary or as directed by the Engineer, even if not shown on the channelization plans. All striping and related roadside signage shall be in place prior to opening the lane(s) to public traffic. 43