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POL Government Elected Officials Auditor Griffin-Valade Charter, Code & Policies City Code & Charter Online Code & Charter Title 17 Public Improveme Chapter 17.96 Surveys, Elevations and Monuments
17.96.050 Datum Plane Established (City of Portland Vertical Datum).

(Amended by Ordinance No. 182760, effective June 5, 2009.)  All grade elevations in the City shall be referred to a fixed datum established herein.  The datum plane for grades was originally established 56.743 feet below the initial bench mark set by the City in the southerly quadrant of the top step of the Soldiers’ Monument located in Lownsdale Square in the City, said bench mark being marked “CITY OF PORTLAND, INITIAL CLASS A BENCH MARK NO. 00, $50 FINE FOR DISTURBING.”  A datum plane above described is hereby established as the official datum of the City.  The United States geological survey bench mark set in the granite base of the north pillar of the porte cochere at the SW 5th Avenue central entrance to the City Hall in Portland has an elevation 78.835 feet above the datum plane of the City as herein established.


Title 17 Public Improveme
Chapter 17.04 Definitions
Chapter 17.06 Administration of Public Works Permitting
Chapter 17.08 Local Improvement Procedure
Chapter 17.12 Assessments
Chapter 17.13 Parks and Recreation System Development Charge
Chapter 17.14 Financing Systems Development Charges
Chapter 17.15 Transportation System Development Charge
Chapter 17.16 General Provisions
Chapter 17.18 General Obligation Improvement Warrants
Chapter 17.19 Northwest Transportation Fund
Chapter 17.20 (Repealed)
Chapter 17.23 Special Traffic Control District
Chapter 17.24 Permits
Chapter 17.25 Sidewalk Cafes
Chapter 17.26 Sidewalk Vendors
Chapter 17.27 Structural Driveways
Chapter 17.28 Sidewalks, Curbs and Driveways
Chapter 17.30 (Repealed)
Chapter 17.32 Public Sewer and Drainage System Permits, Connections and Maintenance
Chapter 17.33 Required Public Sewer Connection
Chapter 17.34 Sanitary Discharges
Chapter 17.35 Septage Discharge
Chapter 17.36 Sewer User Charges
Chapter 17.37 Downspout Disconnection
Chapter 17.38 Drainage and Water Quality
Chapter 17.39 Storm System Discharges
Chapter 17.40 Protection of Public Right-of-Way
Chapter 17.41 Landslide Abatement
Chapter 17.42 Property Owner Responsibility for Streets
Chapter 17.44 Street Obstructions
Chapter 17.45 Advertising on Bus Benches
Chapter 17.46 Newsracks
Chapter 17.48 Moving Buildings
Chapter 17.52 Trees
Chapter 17.56 Public Utilitites
Chapter 17.60 Underground Wiring Districts
Chapter 17.64 Protection of City Owned Telecommunications Line and Equipment, Street Lighing and Traffic Signal Systems
Chapter 17.68 Street Lights
Chapter 17.72 (Repealed)
Chapter 17.76 Fuel Tanks
Chapter 17.80 Plats and Dedications
Chapter 17.82 Land Divisions
Chapter 17.84 Street Vacations
Chapter 17.88 Street Access
Chapter 17.92 Street Designation
Chapter 17.93 Renaming City Streets
Chapter 17.96 Surveys, Elevations and Monuments
Chapter 17.100 Remedies and Penalties
Chapter 17.102 Solid Waste & Recycling Collection
Chapter 17.103 Single-Use Plastic Checkout Bags