Specifications include, but are not limited to: The project consists of the following work: • Base Bid: Road Reconstruction and Drainage Improvements • Add Alt. #1: Sidewalk Extension (STA 70+00 to STA 72+50) • Add Alt. #2: Sleeves for Non-Potable Water Pipe (2) Work to be completed for this project includes the following: • Drainage Improvements o Installation of new 12” and 15” CPE drainage (2,400 LF) o Installation of new 18” PVC drainage (1,700 LF) o Installation of drain manholes and catch basins. o Installation of 6” perf PE underdrain (3,300 LF) o Replace existing catch basin frame and grate assemblies so all “Type B” grates are present in the project limits (pavement areas). Some cone sections and/or slab tops will be replaced. o Install CB hoods catch basins with only one outlet pipe. • Roadway Reconstruction o Full depth box out reconstruction (6,500 LF) ▪ 15” Crushed stone (fine) subbase ▪ 3.5” Binder course pavement ▪ 1.5” Wearing course pavement o Vertical granite curb (re-set) (12,300 LF) o Side street and drive apron tie-ins • Sidewalk o Concrete sidewalk ramps at cross walk locations o Concrete sidewalk repairs (select locations) o Grading between the curb and edge of sidewalk • Stormwater Treatment o High rate biofiltration (5 units) o Flow through manhole filter (1 unit) o Pre-treatment chamber curb inlets (12 units) o Vegetated pretreatment swales (1,900 LF) • Property Restoration o Restoration of construction impacts as work progresses. o Trench pavement repairs as work progresses o Landscaping o Restoration will be paid where unit items are provided. If no item is provided, work is considered subsidiary
