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CITY OF SANTA ANA <br /> SPECIFICATIONS <br /> PROJECT NO.: 25-6030 <br /> TRAFFIC SIGNAL INSTALLATION AT SEGERSTROM AVENUE AND ROSEWOOD <br /> AVENUE <br /> 3.00 SPECIAL PROVISIONS -TRAFFIC CONTROL <br /> 3.01 GENERAL <br /> Street closures, detours, signs and barricades used for handling traffic shall conform to the <br /> requirements of latest edition of the "Work Area Traffic Control Handbook" (WATCH), <br /> City of Santa Ana Standard Plan No. 1125F,California Manual on Uniform Traffic Control <br /> Devices (CA MUTCD), and these Special Provisions. <br /> Traffic control plan must be submitted and approved before starting work on any public <br /> street, except for the following temporary closures: <br /> • Temporary single lane closure on 4 or 6-lane arterials can be done per WATCH <br /> handbook without submitting traffic control plan. <br /> • Temporary two lanes closure on 6-lane arterials may be done per WATCH <br /> handbook without submitting traffic control plan. However, this will require prior <br /> approval from Traffic Engineer. <br /> • Temporary closure of local streets may be done per WATCH handbook without <br /> submitting traffic control plan. However, this will require prior approval from <br /> Traffic Engineer. <br /> Flashing arrow signs shall be used on streets consisting of four or more lanes or where <br /> deemed necessary by the City's Traffic Engineering section.The flashing arrow signs shall <br /> be solar powered and left in place for the duration of the lane closure. <br /> Temporary striping installation for traffic control shall be painted. <br /> Any existing speed limit signs or other conflicting signs in the construction zone shall be <br /> covered during construction with heavy duty black plastic(non-transparent)sheets or bags, <br /> which are secured to the sign post below the sign,with tape. In no case shall tape be applied <br /> to either front or back of any sign. <br /> Intersections shall be kept open until work takes place within the intersection. Local <br /> vehicular and pedestrian access, including access to driveways and businesses, shall be <br /> maintained at all times. Pedestrian access(minimum 4-foot width) across both streets in an <br /> intersection must be maintained at all times. <br /> Where parking is prohibited during construction, "TEMPORARY NO PARKING" signs <br /> shall be posted at least twenty-four hours, but no more than forty-eight hours, in advance <br /> of the work. The signs shall be placed no more than 150 feet apart on each side of the <br /> alleys, streets and parking areas and at shorter intervals if conditions warrant. The <br /> Contractor shall provide the signs and will be responsible for adding the dates and hours <br /> of closure to the signs. <br /> No adjacent parallel street shall be constructed concurrently. <br /> 49 <br />