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FROM: Shelly Stanwyck, Parks and Recreation Director
Prepared By: Ashley Villarreal, Administrative Analyst
SUBJECT: FINAL ADOPTION OF AMENDMENTS TO TREE ORDINANCE 12.24.150
(SLACKLINING)
RECOMMENDATION
Adopt Ordinance No. 1596, amending Section 12.24.150 of the Municipal Code pertaining to Tree
Regulations and slacklining in defined City parks.
DISCUSSION
On February 18, the City Council voted 5 to 0 to introduce Ordinance 1596, amending Section
12.24.150 of the Municipal Code. The ordinance has been amended as directed by the City Council
to include the provision that slacklines shall be attached in a manner so that they are no more than
four feet above the ground when in use.
A summary of Ordinance No. 1596 has been published in the local newspaper as follows:
TREE ORDINANCE REVISION SUMMARY
Chapter 12.24 Tree Regulations, Section 12.24.150 Protection of Trees of the San Luis
Obispo Municipal Code is amended to allow slacklining in defined City parks. Not
considered City parks: Community Gardens, Damon-Garcia Sports Fields, Historic Jack
House and Gardens, Laguna Lake Golf Course, Mission Plaza, all Open Space areas and all
Mini Parks. At all times slacklining shall require specified tree protection and follow
specified safety requirements and may not interfere or displace any existing activities.
The ordinance is now ready for adoption and will become effective 30 days after the date of its final
passage.
ATTACHMENTS
1. Tree Ordinance Revisions - Legislative Draft
2. Ordinance No. 1596 (2014 Series)
t:\council agenda reports\2014\2014-03-18\tree ordinance 2nd reading (stanwyck-villarreal)\car_tree ordinance 12.24.150 2nd reading.docx
Meeting Date
Item Number 3/18/14
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Attachment 1 Tree Ordinance 12.24.150 Revisions (Slacklining)
12.24.150 Protection of trees.
A. No person shall:
1. Trim, prune or cut any tree unless such work conforms to this chapter and is performed in
accordance with all International Society of Arboriculture standards. In no case shall more than
one-third of the tree canopy be removed.
2. Interfere, or cause any other person to interfere, with employees of the city who are engaged
in planting, maintaining, treating or removing any tree or removing any material detrimental to
the tree.
3. Willfully injure, disfigure or intentionally destroy by any means any tree, except with permits
described elsewhere in this chapter.
4. Construct concrete, asphalt, brick or gravel sidewalk, or otherwise fill up the ground area near
any tree, to shut off air, light or water from the roots, except under written authority from the
public works department.
5. Place building material, equipment or other harmful substance near any tree, which might
cause injury to the tree.
6. Post any sign on any tree, tree-stake or guard, or fasten any guy wire, cable or rope to any
tree, tree-stake or guard, except when said activity relates to slacklining (the act of balancing
and tight rope style walking on a suspended line) and is conducted in an area designated by city
council resolution for slack lining.
7. Plant any street tree except according to policies, regulations and specifications established
pursuant to this chapter or any currently applicable ordinances or code sections.
B. Tree-stakes or guards may be placed around street trees by property owners for the purpose of
protecting or training the trees, with approval of the director.
C. It shall be unlawful for a property owner to maintain a tree or shrubbery hazard as described in Section
12.24.100 and identified by city inspection.
D. Any tree required to be planted must be maintained in good health or replaced by the property owner.
E. Any person or contractor deemed responsible for damaging any tree in violation of this chapter shall be
liable for penalties to the city according to Section 12.24.170, Enforcement.
F. The city council may designate slack lining areas in city parks. Such an area is designated by city
council resolution in Meadow Park. (Ord. 1544 § 1 (part), 2010)Slacklining shall be allowed in City parks
but not in City open space areas, as follows
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Attachment 1 Tree Ordinance 12.24.150 Revisions (Slacklining)
1. For the purposes of this ordinance the following are not considered City parks and
slacklining is therefore prohibited in them:
a. Community Gardens
b. Damon-Garcia Sports Fields
c. Historic Jack House and Gardens
d. Laguna Lake Golf Course
e. Mission Plaza
f. All Open Space areas
g. All Mini Parks
2. At all times slacklining shall require the following tree protections:
a. Protection shall be placed between slackline and tree of sufficient thickness
to protect the tree from wear damage (e.g., carpet, cardboard, towels, felt
padding, etc.).
b. Protection shall be at least 10 inches wide so the entire anchor (minimum 1
inch of material) is prevented from contacting the tree.
c. Protection shall wrap all the way around the tree.
d. Protection shall not be attached to the “anchor” (ie knotted portion), so if the
anchor were to move, the bark would not be affected.
e. All anchors shall be attached in a manner so that the slackline is no more
than 4 feet above the ground when in use.
3. Slacklines shall not:
a. Be attached to trees less than 12 inches in diameter at attach point.
b. Cross walkways, sidewalks, bike paths, streams, or drainage areas.
c. Interfere or displace any existing activities planned for or occurring in parks.
d. Be left unattended or remain affixed to any tree overnight.
e. Be attached to trees adjacent to group activity areas, picnic areas, and or
play equipment.
f. Be attached between anything other than trees.
4. Slacklining shall be allowed only during daylight hours and lines shall at all times
when affixed to any City tree be designated with ribbons or streamers attached
thereto for visibility.
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R 1596
ORDINANCE NO. 1596 (2014 Series)
AN ORDINANCE OF THE CITY OF SAN LUIS OBISPO AMENDING SECTION
12.24.150 OF CHAPTER 12.24 OF THE MUNICIPAL CODE TO ALLOW
SLACKLINING IN CITY PARKS
WHEREAS, the City Council of the City of San Luis Obispo approved a pilot program
on August 2, 2008 allowing slacklining in a designated area of Meadow Park by adopting a
resolution to temporarily suspend enforcement of Section 12.24.150 of the Municipal Code; and
WHEREAS, the Parks and Recreation Commission took public testimony on August 21,
2013, addressing the acceptance of the slacklining program and the desire to expand to
designated areas within all City parks; and
WHEREAS, the Parks and Recreation Commission created a sub-committee to review
modified text of the proposed documents in response to public testimony; and
WHEREAS, the Parks and Recreation Commission voted to recommend proposed
ordinance revisions allowing slacklining in all City parks, as defined, to City Council on
February 18, 2013; and
WHEREAS, on December 3, 2013, the Tree Committee voted to recommend proposed
ordinance revisions allowing slacklining in all City parks, as defined, to City Council on
February 18, 2013; and
NOW, THEREFORE BE IT ORDAINED by the Council of the City of San Luis
Obispo as follows:
SECTION 1. Section 12.24.150 F of Chapter 12.24 of the Municipal Code (Protection of
Trees), of the Tree Regulations of the San Luis Obispo Municipal Code is hereby amended to
read as follows:
12.24.150 Tree Protection; Slacklining Regulations
F. Slacklining shall be allowed in City parks, but not in City open space areas, as follows
1. For the purposes of this ordinance the following are not considered City parks and
slacklining is therefore prohibited in them:
a. Community Gardens
b. Damon-Garcia Sports Fields
c. Historic Jack House and Gardens
d. Laguna Lake Golf Course
e. Mission Plaza
f. All Open Space areas
g. All Mini Parks
2. At all times slacklining shall require the following tree protections:
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Resolution No. 1596 (2014 Series)
Page 2
a. Protection shall be placed between slackline and tree of sufficient thickness to
protect the tree from wear damage (e.g., carpet, cardboard, towels, felt padding,
etc.).
b. Protection shall be at least 10 inches wide so the entire anchor (minimum 1 inch
of material) is prevented from contacting the tree.
c. Protection shall wrap all the way around the tree.
d. Protection shall not be attached to the “anchor” (ie knotted portion), so if the
anchor were to move, the bark would not be affected.
e. All anchors shall be attached in a manner so that the slackline is no more than 4
feet above the ground when in use.
3. Slacklines shall not:
a. Be attached to trees less than 12 inches in diameter at attach point.
b. Cross walkways, sidewalks, bike paths, streams, or drainage areas.
c. Interfere or displace any existing activities planned for or occurring in parks.
d. Be left unattended or remain affixed to any tree overnight.
e. Be attached to trees adjacent to group activity areas, picnic areas, and or play
equipment.
f. Be attached between anything other than trees.
4. Slacklining shall be allowed only during daylight hours and lines shall at all times when
affixed to any city tree be designated with ribbons or streamers attached thereto for
visibility.
SECTION 2. Ordinance number 1544 (2010 Series) is hereby amended and superseded
to the extent inconsistent herewith.
SECTION 3. A summary of this ordinance, together with the names of Council members
voting for and against, shall be published at least five (5) days prior to its final passage, in The
Tribune, a newspaper published and circulated in this City. This ordinance shall go into effect at
the expiration of thirty (30) days after its final passage.
INTRODUCED on the 2nd day of October 2013, AND FINALLY ADOPTED by the
Council of the City of San Luis Obispo on the 18th day of February 2014, on the following vote:
AYES: Council members Ashbaugh, Carpenter and Smith,
Vice Mayor Christianson and Mayor Marx
NOES: None
ABSENT: None
____________________________________
Mayor Jan Marx
ATTEST:
____________________________________
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Resolution No. 1596 (2014 Series)
Page 3
Anthony Mejia
City Clerk
APPROVED AS TO FORM:
_____________________________________
J. Christine Dietrick
City Attorney
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