Kawaihau Road Vision Design Meeting 03_07_2023Kawaihau Road
Improvements
Project
County of Kauaʻi
Department of Public Works, Engineering Division
March 07, 2023
Visioning & Design Workshop Agenda
Identifying Values
East Kauaʻi Planning Efforts Review
Kawaihau Road Improvements Project Overview
Roadway Design Basics and Toolkit
Hand-on Design Workshop
What do you value about Kapahi ?
Source: Google Maps
Write down YOUR one-word value on a sticky note
Each person gets one sticky note
•ONLY one (1) value / sticky note
East Kauaʻi Planning
Kauaʻi Kākou : Kauaʻi County General Plan
2013: Kawaihau Safe Routes to School Charrette
Improve sidewalks along Kawaihau Road to Kapahi Park
Provide bike lanes along both sides of the street
East Kauaʻi Community and Circulation Plan
Intent: Long Range Plan with a 2025 to 2045 Horizon
County working on procurement for a consultant
Anticipate planning process to start late summer
Anticipate Council adoption by 2025
Kauaʻi Kākou : Kauaʻi County General Plan
East Kauaʻi Plan Area
Preliminary Vision & Priorities –as pertinent to project
Enjoy a high quality of life in a rural setting
Protect natural resources and open spaces and preserve public access
Honor, preserve, and maintain archaeological, historic, and cultural places in the community
Provide new recreational facilities that provide safe and healthy opportunities for the youth and adults
A range of visitor accommodations and attractions
Address deferred infrastructure issues
Kawaihau Road
Improvements Project
Primary Project Purposes
Improve safety for all users
Encourage connectivity between community assets
Encourage pedestrian & bicycle activity with designated facilities
Install traffic calming
Secondary Project Purposes
Implement Safe Routes to School vision plan from 2013 design
meetings
Incorporate ancillary improvements
Drainage improvements
•Incorporate sustainable stormwater infrastructure where
feasible
Accessible improvements
Reduce roadway and roadside maintenance
Project Location Map
BEGIN PROJECT
Kawaihau Road Improvements
END PROJECT
Kawaihau Road Improvements
EXISTING CONDITIONS 1 –KAWAIHAU @ KAʻAPUNI
EXISTING CONDITIONS 2 –KAWAIHAU @ KUAHALE ST.
Workshop Activity B
EXISTING CONDITIONS 3 –KAWAIHAU @ KAHANA ST.
EXISTING CONDITIONS 4 –KAWAIHAU @ CURVE
EXISTING CONDITIONS 5 –KAWAIHAU @ ST. CATHERINE
Current Road Conditions
Two lane road
with Asphalt
Sidewalk
Road Width Varies
Poor
Roadside
Conditions
Current Drainage Conditions
Roadside
Ponding
Plantation Era Roadside ditches
Current Roadway Section
Roadside Drainage
(Ponding) Issues
Narrow Pedestrian Facilities
on One Side Only
Bicyclists Share the
Road with Vehicles
Paved Sidewalk
not continuous
March 6, 2023, Walk Audit
Key Takeaways
•Review available sight lines and vehicle speeds at multiple locations along Kawaihau road
•Review layout of intersection near Kapahi Park
•Narrow sidewalk on one side of road only.
•Vehicles park in shared use roadway shoulders limiting pedestrian and bicycle access
•Mud/ponding limits pedestrian and bicycle access
•Obstructed and/or missing signs
•Concerns with potential roadside obstructions
•Concerns for general pedestrian and bicycle access and safety
Roadway Design Basics & Toolkit
Source: Google Maps
Roadway Design Basics & Toolkit
Cross-Section Elements
Lane Widths
Shoulders
Bike Lanes
Sidewalks
Drainage
Traffic Calming
Intersection Improvements
Other Design Constraints
County of Kaua‘i Street Design Manual
Provides typical roadway sections for new streets
Project roads have limited right-of-way
Thus, compromises are necessary
Appropriate Street Types for Kawaihau Road
Neighborhood Connector
Minor Connector
Source: County of Kauaʻi Street Design Manual (2018)
Neighborhood Connector
Definition/Function:
Serves mixed use
destinations
Residential and/or
Commercial
Typically, near or
connecting main streets
For mostly local traffic
Sidewalks & street
parking desirable
With Bike Lanes
Without Bike Lanes
Source: County of Kauaʻi Street Design Manual (2018)
Minor Connector
Definition/Function:
Connects
neighborhoods,
commercial districts &
highways
Serves mostly local
traffic
More access points
(driveways)
With Curbs
(urban layout)
Without Curbs (rural layout) With
Sidewalk
Without
Sidewalk
Sidewalk
Po‘ipū Road, Kōloa
Paved Shoulders
Kōloa Road, Lāwa‘i
Paved Shoulders
Po‘ipū Road, Po‘ipū
Bike Lanes
Olohena Road, Kapaʻa
Bike Lane, Curb, Sidewalk
Rice Street, Līhu‘e
Bike Lane, Curb, Planter Strip, Sidewalk
Rice Street, Līhu‘e
Swale/Parking Swale/Parking, Sidewalk
Laulea Street, ‘Ele‘ele
On-Street Parking, Curb, Sidewalk
Rice Street, Līhu‘e
On-Street Parking, Curb, Planter Strip, Sidewalk
Rice Street, Līhu‘e
Bike Lane, On-Street Parking, Curb, Sidewalk
Rice Street, Līhu‘e
Crosswalk with Rectangular Rapid Flashing Beacons
Po‘ipū Road, Po‘ipū
Crosswalk with Rectangular Rapid Flashing Beacons
Po‘ipū Road, PoipuRice Street, Līhu‘e
Traffic Calming –Speed Tables
Vidinha Stadium, Līhu‘e
Traffic Calming –Speed Cushions
Vidinha Stadium, Līhu‘e
Traffic Calming –Mini Circles
•Curbs at intersections
•Landscape maintenance???Mahea Road, ‘Ele‘ele
Traffic Calming –Mini Circles at T-Intersection
Roundabouts
Hardy Street, Līhu‘e
Mini Roundabouts
County of Kauaʻi
Department of Public Works
Charlene Johnston, Civil Engineer
cjohnston@kauai.gov
808.241.4885