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

Home Browse Search

CITY OF SANTA ANA SPECIFICATIONS PROJECT NO.: 25-6030 TRAFFIC SIGNAL INSTALLATION AT SEGERSTROM AVENUE AND ROSEWOOD AVENUE All lawn and landscaped areas disturbed by the Contractor as part of or as a result of the work shall be preparedibrought to adjacent grade and restored to match existing landscaping. If there are any existing sprinkler heads and irrigation lines in the construction areas, whether on public or private property, they shall be replaced or relocated by the Contractor. 6.05 PORTLAND CEMENT CONCRETE (PCC) CROSS GUTTER This work shall consist of replacing PCC cross -gutter from the spandrel to street centerline (cold joint to cold joint) to facilitate water main construction. All work shall be accomplished in accordance with City of Santa Ana Standard Plan No. 1109. The replacement areas are clearly indicated on the construction plans. Concrete shall be high early strength concrete, treated in accordance with section 201-1 to obtain (7) day compressive strength in (3) days. 6.06 TEMPORARY PAVING (WHEN TRENCHING IN PCC STREETS) In PCC streets, all trenches shall be backfilled and have temporary pavement installed or covered with steel traffic plates at the end of each working day. All steel plates shall be set flush with adjacent pavement. Within four consecutive calendar days following installation of the conduit, or after compaction is approved by the Engineer, whichever comes first, steel traffic plates shall be removed and three inches of temporary pavement installed. Cross streets are to be paved with temporary pavement on the same day that excavation and backfill are completed. Temporary pavement shall be maintained so that a smooth traversable surface is available at all times for vehicular traffic, free from ruts, depressions, and holes and loose gravel. Temporary paving shall be removed and disposed of by the Contractor before the permanent resurfacing is placed. The Contractor shall construct temporary asphalt concrete with a slope of 1:1 at the edge of open excavation (remove and reconstruct section) if all the following occur: 1. Clearance between travel lane and open excavation is less than five (5) feet 2. Excavation depth is four (4) inches or deeper, and 3. If open excavation will last more than 24 hours. 6.07 PERMANENT ASPHALT CONCRETE TRENCH PAVEMENT REPLACEMENT This work shall consist of constructing permanent asphalt concrete pavement replacement and shall be accomplished in accordance with the details shown on the Plans, these Special Provisions and the street work permit.