City of Cornelius Public Works Standards Terry W. Keyes City Engineer 3.17.17 Table of Contents Chapter 1 General .................................................................................................................... 4 1.01 Philosophy ................................................................................................................... 4 1.02 Work Covered by these Standards .............................................................................. 4 1.03 Organization of Standards ........................................................................................... 4 1.04 Using Standard Details ................................................................................................ 5 1.05 Definitions .................................................................................................................... 5 Chapter 2 Administrative Procedures .................................................................................... 7 2.01 Adoption and Changes to Standards ........................................................................... 7 2.02 Other Standards .......................................................................................................... 7 2.03 Permitting .................................................................................................................... 7 a. Erosion Control Permit ........................................................................................ 8 b. Right-of-Way Permit ............................................................................................ 8 c. Public Works Permit ............................................................................................ 9 d. Engineering Plan Approval .................................................................................. 9 2.04 Deviations from the Standards ..................................................................................... 9 2.05 Easements ..................................................................................................................10 2.06 Excavation near Public Infrastructure ..........................................................................10 Chapter 3 Water ......................................................................................................................11 3.01 Materials .....................................................................................................................11 3.02 Valves & Fittings .........................................................................................................11 3.03 Alignment ....................................................................................................................11 3.04 Restraints ...................................................................................................................11 3.05 Dead End Lines ..........................................................................................................12 3.06 Installation and Services .............................................................................................12 a. General ..............................................................................................................12 b. New Water Main – Small Service Lines .............................................................12 c. Existing Water Main – Small Service Lines ........................................................12 d. Large Service Lines and Fire Service Lines .......................................................12 3.07 Tracer Wire .................................................................................................................12 a. Services .............................................................................................................12 b. Main Lines .........................................................................................................12 3.08 Trenching and Pavement Restoration .........................................................................13 Chapter 4 Sanitary Sewer, Storm Drainage, and Erosion Control .......................................14 4.01 CWS Standards ..........................................................................................................14 4.02 Conveyance System ...................................................................................................14 4.03 Stormwater Treatment ................................................................................................14 4.04 Trenching and Pavement Restoration .........................................................................15 3-17-17 Cornelius Public Works Standards Page 1 Chapter 5 Streets ....................................................................................................................16 5.01 General .......................................................................................................................16 a. Philosophy .........................................................................................................16 b. ODOT Roads .....................................................................................................16 c. Policy on Geometric Design of Highways and Streets ........................................16 5.02 Street Types ...............................................................................................................16 a. Downtown Arterials ............................................................................................16 b. Other Arterials ....................................................................................................16 c. Industrial Streets ................................................................................................17 d. Collectors ...........................................................................................................17 e. Local Streets ......................................................................................................17 f. Woonerfs ...........................................................................................................18 g. Alleys .................................................................................................................18 h. Maintenance and Emergency Access Routes ....................................................18 i. Off-Street Pathways ...........................................................................................18 5.03 Layout Considerations ................................................................................................18 a. Street Spacing ...................................................................................................18 b. Cul-de-Sacs and Dead End Streets ...................................................................19 c. Driveway Locations and Spacing .......................................................................20 d. Woonerfs ...........................................................................................................21 e. Existing Streets ..................................................................................................21 5.04 Right-of-Way Components and Widths .......................................................................21 a. Base Width ........................................................................................................21 b. Parking Bays ......................................................................................................22 c. Turn Lanes.........................................................................................................23 d. Other Components of the Right-of-Way .............................................................23 e. Examples ...........................................................................................................23 5.05 Other Design Elements ...............................................................................................25 a. Cross Slopes .....................................................................................................25 b. Uphill Bike Lanes ...............................................................................................26 c. Parking Bays ......................................................................................................26 d. Half Streets ........................................................................................................27 e. Alleys .................................................................................................................27 f. Public Utility Easement (PUE) ............................................................................27 5.06 Pavement ...................................................................................................................27 a. Pavement Material Type ....................................................................................27 b. Pavement Design - Asphalt ................................................................................28 c. Pavement Design - Concrete .............................................................................28 d. Trench Backfill ...................................................................................................28 e. Pavement Restoration .......................................................................................28 5.07 Curbs ..........................................................................................................................28