Chapter 18.145

18.145.000    Chapter Contents


18.145.020    Landscape screening adjacent to freeways. Revised 3/19

18.145.030    Security and site lighting. Revised 3/19

(Ord. 7184 §5 (Exh. E), 2019; Ord. 6306 §8, 2004).

18.145.020 Landscape screening adjacent to freeways Revised 3/19

A.    REQUIREMENT: Provide landscape screening adjacent to the freeways where development is visible to motorists passing through the City of Olympia. A ten (10) foot minimum landscaping buffer adjacent to the freeway is required. The landscaping buffer shall consist of evergreen or a combination of approximately forty five (45) percent evergreen and thirty (30) percent deciduous trees interspersed with large shrubs and ground cover. A site-obscuring fence may be required if it is necessary to reduce site specific adverse impacts. Tree, shrub, and groundcover spacing shall be appropriate for the species type and consistent with the intent of the landscaping chapter (OMC 18.36).


1.    Landscape screening may include plant materials, fences, berms, and walls.

2.    The use of existing native vegetation is encouraged.

(Ord. 7184 §5 (Exh. E), 2019; Ord. 6704 §1, 2010; Ord. 6306 §8, 2004).

18.145.030 Security and site lighting Revised 3/19

A.    REQUIREMENT: Eliminate glare onto the freeways from security lighting and site lighting. (See Section 18.40.060(D), Lighting.)


1.    Use the following techniques to prevent spillover lighting glare:

a.    Use cut-off lenses to prevent light from shining off site.

b.    Locate light fixtures to avoid spillover lighting onto freeways.

FIGURE 18.145.030

(Ord. 7184 §5 (Exh. E), 2019; Ord. 6306 §8, 2004).