2020 Concrete Removal and Replacement

Item 1 - Completely Remove and Replace, or Partially Remove and Replace, portions of approximately Ten (10) concrete cross pans at multiple intersections / locations throughout the City of Cherry Hills Village. All new cross pan’s to be replaced at nine-inch (9”) depth. This may require some sub-grade excavation. The Contractor may need to remove approximately eighteen inches (18”) of adjoining asphalt on either side of concrete pan being repaired unless otherwise directed. Some of these cross pans will need to be done in halves as there is only one way into and out of the designated streets. Detours will be allowed where practicable. The City will provide all asphalt patch back. The Project Manager will pre-mark in white spray paint all areas to be repaired. Item 2 - Sunrise Drive Subdivision. Work in this subdivision will consist of removal and replacement of approximately six hundred feet (600’) of four foot (4’) valley pans, including possible removal of eighteen inches (18”) of adjoining asphalt on the street side of the valley pan if pre-marked in white spray paint. All concrete replacement in this subdivision will need to be at six inch (6”) depth. This may require some sub-grade removal / excavation. The City will provide all asphalt patch back. The Project Manager will pre-mark in white spray paint all areas to be repaired. Item 3 - Cherry Vale Drive. Work on this City street will consist of constructing approximately four hundred and seventy feet (470’) of three foot (3’) valley pan in an existing bar ditch. All concrete constructed in this new valley pan will be at six inches (6”) in depth. The City will have needed portions of the bar ditch filled with compactable soils prior to the start of the new concrete installation. This site will need to be surveyed / grade shot to ensure proper flow. The City WILL ALLOW valley pan depth to vary to ensure proper flow. The contractor may need to remove some adjoining asphalt to ensure proper flow and clean edges. The City will provide all asphalt patch back. Item 4 - Devonshire Heights / Sedgwick Drive Entrance Area. Work at this location will consist of removal and replacement of one fifty foot (50’) by five foot (5’) cross pan at nine inch (9”) depth and removal and replacement of one hundred and twenty feet (120’) of thirty inch (30”) curb and gutter. The Contractor may need to remove approximately eighteen inches (18”) of adjoining asphalt. The City will provide all asphalt patch back. The Project Manager will pre-mark in white spray paint all areas to be repaired. Item 5 - East Quincy Avenue and Happy Canyon Road. Work at this location will consist of removal, re-alignment, and replacement of approximately one hundred feet (100’) of thirty inch (30”) curb and gutter pan ten inches (10”) in depth. Demolition at this intersection will include the removal of an ADA ramp (not to be replaced) and approximately ten (10) yards of adjoining embankment.

Division 01 -	General Requirements, Vehicular Access and Parking, Traffic Control, Temporary Barriers and Enclosures.
Division 32 -	Exterior Improvements, Flexible Paving, Asphalt Paving, Rigid Paving, Concrete Paving, Paving Specialties, Pavement Markings.
Division 33 -	Utilities, Storm Drainage Utilities, Storm Drainage Structures.