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HomeMy WebLinkAboutORDINANCES - 03081994 - 94-22 CV. ORDINANCE NO. 94-22 (On Oak and Indigenous Tree Protection and Preservation) The Contra Costa County Board of Supervisors ordains as follows (omitting the parenthetical footnotes from the official text of the enacted or amended provisions of the County Ordinance Code) : SECTION I . Chapter 816-6 is added to the Contra Costa County Ordinance to read as follows : CHAPTER 816-6 TREE PROTECTION AND PRESERVATION Article 816-6 . 2 Title and Purpose. 816-6 . 2002 Title. This chapter shall be known as the "tree protection and preservation ordinance" of Contra Costa County. (Ord. 94-22 . ) 816-6 . 004 Purpose. This Chapter provides for the preservation of certain protected trees in the unincorporated area of this county. In addition, this chapter provides for the protection of trees on private property by controlling tree removal while allowing for reasonable enjoyment of private property rights and property development for the following reasons : 1 . The county finds it necessary to preserve trees on private property in the interest of the public health, safety and welfare and to preserve scenic beauty. 2 . Trees provide soil stability, improve drainage conditions, provide habitat for wildlife and provide aesthetic beauty and screening for privacy. 3 . Trees are a vital part of a visually pleasing, healthy environment for the unincorporated area of this county. (Ord. 94-22 . ) 816-6 . 2006 Coordination. This chapter's requirements are intended to be in addition to those otherwise required by this code. In the case of any conflicts, the director shall determine the requirements applicable and the director' s decision shall be final in the absence of a timely filed appeal pursuant to chapter 26-2 . (Ord. 94-22 . ) Article 816-6 .4 Definitions 1 ORDINANCE NO. 94-22 816-6 . 4002 Generally. The definitions in this article govern the construction of this chapter, unless the context otherwise requires . (Ord. 94-22. ) 816-6 . 4004 Arborist.. "Arborist" means a person currently certified by the Western Chapter of the International Society of Arboriculture, as an expert on the care of woody trees, shrubs and vines in the landscape, a consulting arborist who satisfies the requirements of the American Society of Consulting Arborists or such other arborist who, after review by the director, is determined to meet the standards established for certified or consulting arborists hereinabove described. (Ord. 94-22 . ) 816-6 - 4006 Arborist Report. An arborist report is a report prepared by an arborist on: ( 1 ) the possible impact of development on trees or existing tree condition; ( 2 ) the impact of any alteration; and/or ( 3) restorative or other remedial action that might be feasible to address tree alterations . (Ord. 94-22 . ) 816-6 .4008 Department. "Department" means. the Community Development Department. (Ord. 94-22 . . ) 816-6 . 4010 Development. "Development means any modification of land for human use from its existing state which requires a discretionary entitlement for its establishment or a building and/or grading permit involving a protected tree or trees . (Ord. 94-22. ) 816-6 .4012 Development Application. A development application is an application for development (as defined in this article) requiring either ministerial or discretionary approvals including design review, use permits, subdivisions, rezoning applications, building and/or grading permits . (Ord. 94-22 . ) 816-6 . 4014 Director. "Director" means the director of community development or his/her designee. (Ord. 94-22 . ) 816-6 .4016 Routine Pruning. "Routine pruning" means the removal of dead or dying, diseased, weak or objectionable 2 ORDINANCE NO. 94-22 branches of a tree in a reasonable and scientific manner which does not structurally harm the tree. (Ord. 94-22 . ) 816-6 .4018 Topping. "Topping" is the removal of the upper 25% or more of a tree's trunk(s) or primary leader. (Ord. 94-22 . ) 816-6 . 4020 Tree. "Tree" means a large woody perennial plant with one or more trunks, branches and leaves, not including shrubs shaped to tree forms . (Ord. 94-22 . ) 816-6 . 4022 Tree Removal . "Tree removal" means the destruction of any protected tree by cutting, regrading, girdling, interfering with water supply, applying chemicals, or by other means . (Ord. 94-22 . ) 816-6 .4024 Undeveloped Property. "Undeveloped property'"" ( 1 ) A parcel of private land which is vacant or a developed parcel which has remaining development potential; (2 ) -A parcel of land which can be further divided in accordance with zoning regulations of the county; (3 ) A parcel of land on which the structures are proposed to be demolished or relocated. (Ord. 94-22 . ) Article 816-6 . 6 Protected Trees 816-6 . 6002 Prohibition. No person shall trench, grade or fill within the dripline of any protected tree or cut down, destroy, trim by topping or remove any protected tree on private property within the county without a tree permit, except as provided for in section 8-16- 1002 . (Ord. 94-22. ) 816-6 . 6004 Protected Tree. A protected tree is any one of the following: ( 1 ) On all properties within the unincorporated area of the county: 3 ORDINANCE NO. 94-22 a . All oak trees and indigenous trees measuring 20 inches or larger in circumference (approximately 6 . 5 inches in diameter) , measured 4 1/2 feet from ground level. Oak trees include but are not limited to: Quercus agrifolia (California or Coast Live Oak) , .Quercus douglasi (Blue Oak) , Quercus Kelloggii (California Black Oak) or Quercus Lobata (Valley Oak) . Indigenous trees include but are not limited to: Sequoia Sempervirens (Coast Redwood) , Alnus Rhombifolia (White Alder) , Alnus Oregona (Red Alder) , Acer Macrophyllum (Bigleaf Maple) , Aesculus Californica (California Buckeye) , Arbutus Menziesii (Madrone) , Umbellularia Californica (California Bay or Laurel) , Juglans Hindsii (California Black Walnut) , Platanus Racemosa (California Sycamore) , or Sambucus Callicarpa (Coast Red Elderberry) . b. Any tree shown to be preserved on an approved tentative map, development or site plan or required to be retained as a condition of approval . C. Any tree required to be planted as a replacement for an unlawfully removed tree. ( 2) On any of the properties specified in Subsection( 3 ) below: a . Any tree measuring 20 inches or larger in circumference (approximately 6 . 5 inches diameter) , measured 4 1/2 feet from ground level including the oak trees listed above) ; b. Any multi-stemmed tree with the sum of the circumferences measuring 40 inches or larger, measured 4 1/2 feet from ground level; C . And any significant grouping of trees, including groves of four or more trees . ( 3 ) Specified properties referred to in Subsection(2) above includes: a . Any developed property within any commercial, professional office or industrial district. b. Any undeveloped property within any district. C. Any area designated on the General Plan for recreational purposes or open space. 4. ORDINANCE NO. 94-22 d. Any area designated in the County General Plan Open Space element as visually significant reparian or ridge line vegetation and where the tree is adjacent to or part of a riparian, foothill woodland or oak savanna area, or cultivated orchard (within the Open space element) designated. Riparian trees include but are not limited to those listed as indigenous trees in subsection A. ( 1 )a . above. (Ord. 94-22 . ) Article 816-6 . 8 Applications 816-6 . 8002 Permit Requirement. Any person proposing to trench, grade or fill within the dripline of any protected tree or cut down, destroy, trim by topping or remove any protected tree shall apply to the department for a tree permit, not less than ten days prior to the proposed tree removal or tree alterations . (Ord. 94-22 . ) 816-6 . 8004 Application. In addition to any other applicable requirements of this code and county ordinances, the application shall include the following information and items: ( 1 ) .The number, size (including height and diameter measured 4 1/2 feet above ground) , species, location, dripline and condition of each tree proposed to be altered or removed; ( 2 ) The reason(s ) for alteration or removal; ( 3 ) A plot plan showing the approximate location of all trees on the site, including those proposed to remain; ( 4 ) Proposed method of tree alteration or removal; ( 5 ) Information indicating the effect of tree alteration or removal on soil stability and erosion if located on a steep slope or near any creek; ( 6 ) The signature of the property owner or if the permit is requested by someone other than the owner, a written authorization from the owner. ( 7 ) Additional information as may be required by the County upon review of the above information. ( 8 ) Application and permit fees. (Ord. 94-22 . ) 5 ORDINANCE NO. 94-22 816-6 - 8006 Review and Site Inspection. Prior to making a decision, the director or his designee shall make a site inspection and shall review the application using the criteria and factors specified in this article. (Ord. 94-22 . ) 816-6 - 8008 Arborist Report. If the reasons for alteration or removal relate to the health of the tree or if grading, trenching or filling is proposed under the dripline of an existing tree and the director determines that more technical expertise is necessary to make the decision, a report prepared by an arborist may be required, to be paid for by the applicant. (Ord. 94-22 . ) 816-6 . 8010 Factors . In granting or denying the tree permit the following factors shall be considered: ( 1 ) General . a. The proximity and number of other trees in the vicinity; b. The relationship of the subject property to general plan open space or open space plans and policies . ( 2 ) .For Approval . a. The arborist report indicates that the tree is in poor health and cannot be saved; b. The tree is a public nuisance and is causing damage to public utilities or streets and sidewalks that cannot be mitigated by some other means (such as root barriers etc. ) ; C. The tree is in danger of falling and cannot be saved by some other means (such as pruning) ; d. The tree is damaging existing private improvements on the lot such as a building foundation, walls, patios, decks, roofs, retaining walls, etc. ; e. The tree is a species known to be highly combustible and is determined to be a fire hazard; f . The proposed tree species or the form of the tree does not merit saving (i .e. , a tree stunted in growth, poorly formed, etc. ) ; 9. Reasonable development of the property would require the alteration or removal of the tree and this development could not be reasonably accommodated on another area of the lot; (3 ) For Denial . 6 ORDINANCE NO. 94-22 a . The applicant seeks permission for the alteration or removal of a healthy tree that can be avoided by reasonable redesign of the site plan prior to project approval (for non-discretionary permits ) ; b. It is reasonably likely that alteration or removal of the tree will cause problems with drainage, erosion control, land stability, windscreen, visual screening, and/or privacy and said problems cannot be mitigated as part of the proposed removal of the tree. C. The tree to be removed is a member of a group of trees in which each tree is dependent upon the others for survival . d. The value of the tree to the neighborhood in terms of visual effect, wind screening, privacy and neighboring vegetation is greater than the hardship to the owner. e. If the permit involves trenching or grading and there are other reasonable alternatives including an alternate route, use of retaining walls, use of pier and grade beam foundations and/or relocating site improvements . f . Any other reasonable and relevant factors specified by the director. (Ord. 94-22 . ) 816-6 . 801.2 Decision. The director shall grant or deny tree permits in accordance with this chapter and code. If a permit is granted, the director may attach conditions to insure compliance with this chapter and code. These conditions may include a requirement to replace any or all trees on a comparable ratio of either size or quantity. Permits shall be valid for a period of 90 days and may be renewed for additional periods by the director upon request by the applicant. If a permit is denied, the director shall state the reason for denial . Notice of decision shall be mailed to the applicant. (Ord. 94-22 . ) 816-6 . 8014 Appeals . Any person may appeal the director' s decision within ten calendar days of the director' s decision to the planning commission having jurisdiction in accordance with chapter 26-2 . Appeals shall be made in writing and state the specific reasons why the decision does not meet the 7 ORDINANCE NO. 94-22 criteria and factors for granting or denial of a permit as stated in this chapter. (Ord. 94-22 . ) Article 816-6 . 10 Permit Exceptions 816-6 - 1002 No Permit. A tree permit is not required for the following situations : ( 1 ) Hazardous Situation. Any tree whose condition creates a hazardous situation which requires immediate action as determined by the director, building inspector, sheriff involved fire district or a utility company to protect its facilities . (2 ) Prior Approval . Any tree whose removal was specifically approved as a part of an approved development plan, subdivision, other discretionary project or a building permit. ( 3 ) Routine pruning not involving topping or tree removal . (Ord. 94-22 . ) 816-6 . 1004 Proposed Development. (1 ) On any property proposed for development approval, tree alterations or removal shall be considered as a part of the project application. ( 2 ) All trees proposed to be removed, altered or otherwise affected by development construction shall be clearly indicated on all grading, site and development plans . Except where the director otherwise provides, a tree survey shall be submitted as a part of the project application indicating the number, size, species and location of the dripline of all trees on the property. This survey shall be overlaid on the proposed grading and development plans . The plan shall include a tabulation of all trees proposed for removal . ( 3 ) The granting or denial of a tree removal program which is a part of a development, proposal covered by this section shall be subject to sections 816-6 - 8008 and 816-6 . 8014 . A separate tree removal permit shall not be required. (Ord. 94-22 . ) Article 816-6 . 12 Tree Protection 8 ORDINANCE NO. 94-22 816-6 . 1202 Tree Protection. Except where otherwise provided by the involved development's conditions of approval or approved permit application, on all properties where trees are required to be saved during the course of development, the developer shall follow the following tree preservation standards: ( 1 ) Prior to the start of any clearing, stockpiling, trenching, grading, compaction, paving or change in ground elevation on a site with trees to be preserved, the applicant shall install fencing at the drip line or other area as determined by an arborist report of all trees adjacent to or in the area to be altered. Prior to grading or issuance of any permits, the fences may be inspected and the location thereof approved by appropriate county staff . ( 2 ) No grading, compaction, stockpiling, trenching, paving or change in ground elevation shall be permitted within the drip line unless indicated on the grading plans approved by the county and addressed in any required report prepared by an arborist. If grading or construction is approved within the dripline, an arborist may be required to be present during grading operations . The arborist shall have the authority to require protective measures to protect the roots . Upon -completion of grading and construction, an involved arborist shall prepare a report outlining further methods required for tree protection if any are required. All arborist expense shall be borne by the developer and applicant unless otherwise provided by the development' s conditions of approval . ( 3 ) No parking or storing vehicles, equipment, machinery or construction materials, construction trailers and no dumping of oils or chemicals shall be permitted within the drip line of any tree to be saved. (Ord. 94-22 . ) 816-6 . 1204 Deposit Conditions Prior to the issuance of any grading or building permit for a property where trees -are required by this chapter to be saved, the owner or developer shall deposit cash or other acceptable security with the department on a per tree basis in the amount established by the involved development' s conditions of approval or approved applications . As required, the county may hold the deposit for a two year period to guarantee the health of the trees for a two year period upon completion of construction. In addition, the applicant or developer may be required to enter into a tree maintenance agreement secured by said deposit/bond by which they agree to 9 ORDINANCE NO. 94-22 maintain said trees in a living and viable condition throughout the term of the agreement. This agreement may be transferred to any new owner of the property for the remaining length of the agreement. (Ord. 94-22 . ) 816-6 . 1206 Construction Tree Damage. A development's property owner or developer shall notify the department of any damage that occurs to any tree during the construction process . The owner or developer shall repair any damage as determined by an arborist designated by the director. Any tree not approved for destruction or removal that dies or is significantly damaged as a result of construction or grading shall be replaced with a tree or trees of equivalent size and of a species as approved by the director to be reasonably appropriate for the particular situation. (Ord. . 94-22 . ) 816-6 . 1208 Violations . Violations of this chapter are punishable and may be corrected in any manner provided by this code or as otherwise allowed by law. Each tree damaged or removed in violation of this chapter shall constitute a separate offense. (Ord. 94-22 . ) SECTION II . EFFECTIVE DATE. This ordinance becomes effective on April 19 , 1994 , and within 15 days of passage shall be published once with the names of the Supervisors voting for and against it in the CONTRA COSTA TIMES , a newspaper published in this County. PASSED on March 8, 1994, by the following vote: • AYES: Powers, Smith, Bishop, Torlakson NOES: ABSENT: McPeak ABSTAIN: ATTEST: PHIL BATCHELOR, Clerk of the Board an County Administrator a By. and Chair Dep ty df10(2):tree.ord 10 ORDINANCE NO. 94-22