Item No.        8j_supp
Date of Meeting     March 14, 2023

Landside Pavement Program
Authorization for Design

           Landside Pavement Program
•  SEA has 2.5 million square feet of
Pavement Condition Index (PCI)                                                                             Landside pavement
•  Maintain a minimum pavement
condition at the lowest total cost
of ownership
•  Goal is to maintain pavements at
PCI rating of 70 or more
Pavement Useful Life



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           Landside Pavement Program
60                                                        •  Completed assessment of

50                                                            existing Landside pavements

40                                                        •  Landside pavement program
Percent of Area                                                                             renewal prioritized by condition
30
•  Leverage other capital projects to
20                                                            maximize delivery

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0
Pavement Condition
Very Good    Good    Poor    Very Poor


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             Project Purpose and Scope
Purpose:
The Landside Pavement Program will rehabilitate SEA landside pavements
in order to maximize the useful life of assets and ensure operations
Scope:
•  Pavement rehabilitation will include pavement overlay or replacement
– Removal of abandoned utilities within work areas
– improvements to related surface water drainage facilities
– Comply with required codes or standards (e.g., signage, lighting, sidewalks,
bicycle lanes)
•  Locations include the South Parking Entrance, Northern Airport
Expressway, Air Cargo Rd, S 190th St, Starling Dr, and S 160th St
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                   Project Location



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          Project Photos: South Parking Entrance



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            Project Budget and Schedule
Original Budget: $20,000,000            Key Schedule Milestones:
Revised Budget: $10,000,000            •  Design Start: Q1 2023
•  Budget reduced during COVID-19       •   Construction Start: Q2 2024
health emergency                   •  In-Use Date: Q4 2024
•  Puget Sound Regional Council
pavement preservation grant to
reimburse up to $638,000


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                  Cone of Certainty

We are here

                           Project Risks
Risk /
Description       Probability   Impact      Mitigation Plan
Opportunity
Actual pavement condition
Evaluate during design and
Risk          could vary requiring different          M              H
determine appropriate remedy
remedy
Higher than anticipated
Risk         pavement costs due to oil price         M              M       Monitor and track during design
changes
Deliver pavement remediation                               Identify potential opportunities
Opportunity                                         H            M
scope through other projects                                  and include in Acquisition Plan

Obtain a sales tax exemption for                                 Submit request to Department
Opportunity                                         H            M
the work (Tax Rule 171)                                        of Revenue during Design

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