HomeMy WebLinkAboutChapter 20 Update
Chapter 20.02
Fire Apparatus Access
Sections
20.02.010 Definitions.
20.02.020 Grade.
20.02.030 Driveways.
20.02.040 Fire lanes.
20.02.050 Bridges.
20.02.010 Definitions.
Fire apparatus access road--An approved route that is always available for use by fire trucks and
emergency services apparatus, and is designed to meet fire equipment load and access
requirements. (Ord. 2010-005, 2010)
20.02.020 Grade.
No fire apparatus access road hereafter created shall have a grade or slope greater than 12% 10%,
unless a variance has been granted through the County variance process. Any variance which allows
a grade greater than 12% shall have the following condition attached:
1. Any road with a slope or grade greater than 12 10% shall have an increase in width of 50%.
2. Other conditions may be required by the Fire Marshal.
If a variance to the 10% grade is requested, it is probable that an automatic residential
sprinkler systems will be required for all new residences constructed on the new road.
Fire apparatus access roadways shall not be required where there are not more than two Group R,
Division 3 or Group U occupancies as defined in the International Fire Code. Any commercial
operation shall have an approved fire apparatus access. (Ord. 2010-005, 2010)
20.02.030 Driveways.
A driveway shall serve no more than two residences. Any County driveway hereafter created longer
than 150' in length shall have a width of no less than 16 feet. County driveways less than 150' in
length shall have a width of no less than 12 feet. (Ord. 2010-005, 2010)
20.02.040 Fire lanes.
Fire lanes shall remain clear from obstructions, including snow accumulations, vehicles, and any other
impediment to emergency services response. (Ord. 2010-005, 2010)
20.02.050 Bridges.
Any bridge or box culvert hereafter erected, modified, altered or repaired shall meet a live load
bearing of no less than 75,000 lbs. All box culvert, bridge designs, and load ratings shall be stamped
by a registered professional engineer in the State of Washington. An approved sign with the load
rating shall be posted on the ingress side of the bridge.
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Exception: Repairs of less than one fourth of the bridge, with no structural elements included in the
repair. (Ord. 2010-005, 2010)
12.04.080 Private Road Design Criteria .
Private roads shall comply with the design requirements of Table 4-4.
Table 4-4
Private Road Minimum Design Standards
Design Elements Road Type
Driveway Joint-Use
Driveway
Private
Road2
Private
Road2
Private
Road2
Private Road
Average Lot Size <= 10.0 acres Average Lot
Size > 10.0
acres
Number of Parcels
and/or Units
1 2 3-14 15-40 41+ 2+
Minimum Easement
Width
0 30'3 60'3 60' 60' 60'
Paved Apron1 N/A N/A Req'd Req'd Req'd Req'd
Roadway Width 12' or
16'6
12' or 16'6 20' 22' 22' 20'
Shoulder Width N/A N/A 1' 1' 2' 1'
Minimum Centerline
Radius (ft)
N/A N/A 60 60 60
Surfacing
Requirements4
Gravel Gravel Gravel BST/ACP Gravel
Minimum Crushed
Surfacing5
N/A N/A 6" 6" 6"
Maximum Grade % 7 15 15 10 10 10
Cul-de-Sac Required N/A N/A Req'd Req'd Req'd
County Road
Approach Permit
Req'd Req'd Req'd Req'd Req'd
Stopping Site
Distance
N/A N/A AASHTO AASHTO AASHTO
Ditch Slope (inside
slope)
2:1 2:1 2:1 2:1 2:1
1Applies to all roads accessing existing paved roadway.
2All private roads shall be inspected and certified by a civil engineer licensed in the State of
Washington for conformance w ith the current edition of the Kittitas County Road Standards
3Existing road easements may be a minimum of 40’. New road easements shall be a minimum of 60’.
Existing drivew ay easements may a minimum of 20’.New drivew ay easements shall be a minimum
of 30’.
4Crushed surfacing per WSDOT Standard Specifications.
5Additional depth may be required for roads that are to be public roads.
6Any new drivew ay longer than 150’ in length shall have a w idth of no less than 16’. New drivew ays
less than 150’ in length shall have a w idth of no less than 12’. If KCC 20.02.020 is stricter, the stricter
standard shall apply.
7A variance request is required for private road grades betw een 10-12%