Roadway Standards Section 150 - Surveying

150.1 General

These Standards, the Oregon Standard Specifications for Construction, and ORS 209.140155, define the requirements for protection of existing survey monuments during any construction and setting new survey monuments following construction of new roadways.7,

150.2 Existing Survey Monuments

  1. Anyone who notices or causes an existing section corner, quarter corner or donation land claim corner monument or accessory, to be in danger of damage or destruction by any construction, shall notify the County Surveyor in writing, not less than ten (10) working days prior to construction.  The County Surveyor shall reference the monument prior to construction and replace it following construction.  The County Surveyor shall be reimbursed by the applicant for all expenses from said replacement. 
  2. In accordance with ORS 209.150, any person or public agency removing, disturbing or destroying any survey monument of record in the office of the County Surveyor or County Clerk shall cause a registered professional Land Surveyor to reference and replace the monument within 90 days of the removal, disturbance or destruction. The registered professional Land Surveyor referencing and replacing the monument shall do so in the same manner that is provided for public land survey corners according to ORS 209.140 and shall notify the County Surveyor of that action within two business days. The costs of referencing and replacing the survey monument shall be paid by the person or public agency causing the removal, disturbance or destruction.
  3. Any project that involves the reconstruction or realignment of all or a portion of a public road shall be required to comply with ORS 209.155.

150.3 New Survey Monuments

  1. New roadways and where new roadways connect to existing roadways shall provide monumentation as follows:
    1. Centerline monuments shall be installed at all centerline intersections of roadways (including intersections with existing roadways), P.C.'s and P.T.'s of each curve, and at all centers of cul-de-sacs, turnarounds or as required by the County Surveyor to sufficiently monument the right-of-way or a required easement. 
    2. Monuments shall be set under the direction of a Land Surveyor.
    3. When monuments are set, the Land Surveyor shall file a record of survey complying with ORS 209.250 and any additional requirements set forth by the County Surveyor. 
    4. The County requires centerline monument boxes to be used meeting the requirements of the County Surveyor.  Requirements can be found at the Surveyor's website.  Any monument box used that has not been approved by the County Surveyor will be required to be removed and replaced at the expense of the applicant.
  2. Monument boxes shall comply with Standard Drawings M100 or M200.

A part of the Roadway Standards. Contact engineering@clackamas.us for drawings or information.

Phone:503-742-4691
Email:engineering@clackamas.us

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