6g Resolution 3759 Attachment 2

ATTACHMENT 2 to Ground Transportation Policy Directive
Summary of the Ground
Transportation
Access Plan (GTAP) Study
July 6, 2018


1

Overview
Port goals
Study objectives & approach
Current Issues
Top 10 strategies
Initiatives Already Underway
Next steps
Appendix
Presents study findings and next steps with technical details in Appendix
2

Port Goals
Century Agenda
Reduce Scope 3 carbon emissions:
50% below 2007 levels by 2030
80% below 2007 levels by 2050
Reduce travel/processing time
Max 45 minutes from clock tower
to post security

GTAP strategies designed to achieve Port goals
3

Study Objectives
Increase access to high occupancy modes
such as transit
Advance transportation modes and
programs to foster social equity and
customer choice
Consider the financial/revenue impacts of
potential strategies.
GTAP objectives advance all three aspects of sustainability
4

Study Approach
Conduct benchmarking research &
stakeholder outreach
Identified over 64 transportation strategies
Determined industry best practices
Screen strategies to determine top 10
Evaluation criteria: congestion relief, mode
shift, customer choice, feasibility,
environmental benefit and fiscal impact

Identify top 10 strategies to reduce congestion and advance sustainability goals
5

Current Issues
Increasing roadway congestion
Market disruptions
Emerging ground transportation modes
Social equity
Environmental effects
Infrastructure limitations

Anticipate increasing congestion as demand increases
6

Top 10 Strategies from GTAP Study
Near-term Port initiatives:
Multiple variations of express bus service
Form a Transportation Management Association (TMA)
Partner with regional agencies to incentivize mode shift:
Information sharing and promoting transit
Public-private partnerships for First/Last Mile Coverage
Increase/preserve King County Metro RapidRide and Sound Transit bus service
Offer ticket for free transit ride/ride-free area
Provide incentives (e.g., coupons) for ride-share and transit use
Further analyze:
Revenue structures for autonomous vehicles (AVs)
Airport access fees
Restructuring employee parking
Each of the 10 strategies needs additional research and/or key partnerships
7

Top 10 Strategies
Affected
Strategy                Description                                        Stakeholder(s)
Air      Work-      GT
Pax     force    Oper.
Multiple Variations of Express Bus          Express service from park and ride lots in primary surrounding city                
Service                                    locations; secure parking; 30 minute service (Port, KCM, ST TBD)
Member-controlled, organizations that provide transportation services
Form a Transportation Management       in a particular area.

Association (TMA)                        Dedicated staff to manage CTR programs for airport workforce
including ride-share matching, guaranteed ride home, transit subsidies
Information Sharing and Promoting        Distribute information about transit routes and integrate

Transit                                       promotions/marketing during airline ticket purchase and check-in
Public-Private Partnerships for             Develop partnerships with ride-share companies and regional agencies

First/Last Mile Coverage                    to provide first and last mile coverage
Increase/preserve King County
More frequent service (assuming regional agency sponsorship)
Metro RapidRide and Sound Transit                                                                                           
Change pick-up/drop-off location                                                                  8
Express Bus Service

Top 10 Strategies (con't)
Affected
Strategy              Description                                          Stakeholder(s)
Air      Work-      GT
Pax     force    Oper.
Ticket for Free Transit Ride/Ride-
Passengers and employees ride free on trips from SEA                                      
Free Area
Provide discounts at airport concessionaires or access to airline club
Incentives for Ride Share and           lounges for travelers with transit pass, transit receipt, or verification of

Transit Use                             participation in Ride Share program
Implement a parking "cash-out" program managed by SEA TMA
Revenue Structures Anticipating
Estimate impacts and timeline of AV adoption (revenue)                                               
Autonomous Vehicles (AVs)

Airport Access Fees                    Consider establishing fee structure for vehicles accessing terminal curbs        
Restructure complimentary garage parking to incent Ride Share and transit
Restructure Employee Parking         Implement a parking "cash-out" program managed by SEA TMA                       
ORCA subsidies
9

Initiatives Already Underway
Rematch program for TNCs
Advance immediate GT recommendations (garage
utilization, re-match, entrance)
Continuous Process Improvement exercise focused on
airport roadway congestion
Widen arrivals approach
SR 518 Corridor study
Express Bus studies
Ongoing initiatives will significantly reduce congestion and some will reduce carbon
10

Next Steps
Planning           Implementation
Top 10 Strategies
timeframe            timeframe
Multiple Variations of Express Bus Service                                     2018 2019                                1-3 yrs
Transportation Management Association (TMA)                               2019                                1-3 yrs
Information/Promotion of Transit                                           2018 2019                              1-3 yrs
Public-Private Partnerships for First/Last Mile Coverage                           2019                                    1-3 yrs
Increase / preserve KCM RapidRide and ST Exp. Bus Service                   2018 2019                               3-5 yrs
Ticket for Free Transit Ride/Ride-Free Area                                       2019                                   1-3 yrs
Incentives for Ride Share / Transit Loyalty Program                               2019                                   1-3 yrs
Revenue Structures Anticipating Autonomous Vehicles                      2020  2021                             5-10 yrs
Airport Access Fees                                                          2019 2021                                TBD
Restructure Employee Parking                                            2019  2020                             1-3 yrs
Most of the top 10 strategies can be implemented in 1 to 3 years

Thank You

12

Appendix

13

Benchmarked Airports
US AIRPORTS
San Francisco
Los Angeles
Boston Logan
Minn.Saint Paul
Denver
Miami
NON-US AIRPORTS
London Gatwick
Dublin
Copenhagen
London Heathrow

14

Comparing Among Similar Airports
Transportation Mode                          SEA (2017)       SFO (2017)       BOS (2016)
Private vehicle                                        46%1               26%               34%
Rental vehicles and off-airport parking                23%               21%               11%
TNC                                    8%           30%          14%
Taxi                                                     3%                5%2               10%
Limousine or town car                              2%
Non-HOV Modes       82%           82%           69%
Shuttles/vans or other commercial buses            11%              13%              17%
Public transit/express bus/parking and ride           7%                5%              14% 2
(SFO)
HOV Modes      18%           18%          31%
1. Includes private vehicles parking, dropping off or passing through parking garage.
2. Includes limousines and town cars.                                                                                                          15

SEA Trends in Mode Share
45%
39%
40%
39%      38%
40%                                 Private vehicles have
maintained a steady share
35%
30%
25%
20%                  15%
16%
15%
13%
15%                                           TNCs are taking market share from
taxis and potentially rental vehicles
10%                                    8%                              8%
6%  6%                  6%
5%      5%  5%      5%5%5%
4%        4%
5%                                                                      3%
2%
1%1%1%1%
0%
0%
Private vehicle    Rental vehicle    TNC (e.g. Uber,    LINK light rail    Shuttle Express        Taxi       Public transit bus
curbside                           Lyft)
2014   2015   2016   2017                             <20% pax access
airport via highoccupancy
modes
SOURCE: Port of Seattle Business Intelligence, Enplaning Passenger Survey (2014-2017).

64 Candidate Strategies Evaluated for
"People  Profit  Planet"
1.  Reduce Traffic Congestion
Reduces traffic volumes, improves passenger throughput, and/or improves efficiency along the
Airport drive and curbside.
2.  Support Customer Choice
Increases access to ground transportation modes to/from the Airport.
3.  Influence Mode Share
Reduces percent of travelers using single occupancy vehicles.
4.  Fiscal Impact to Sea-Tac
Potential revenue source or offset to capital investment versus the annual operating costs.
5.  Reduce Environmental Impacts
Reduces greenhouse gases, vehicle miles traveled (VMT), and promotes mass transit.
6.  Feasibility
Potential to implement/whether the strategy been successfully implemented in other locations, and
general comparative assessment of potential for positive ROI.
17

Top 10 Analyzed for Equity and Impacts
1. Qualitatively scores strategies for
equity principles
2. Quantifies environmental benefits,
capital costs, operating costs, and
revenue impacts

18

Defining Equity Principles
Environmental: Minimizes disproportionate environmental impacts on
stakeholders
Economic: Creates small business growth and workforce development in
and around the airport while minimizing financial burden of accessing
transportation options
Regional access and operations: Provides more modes of transportation
to the airport
Social: Eliminate barriers to equal opportunity for historically
underserved groups

19

Top 10 Strategies - Equity Trade-offs
REGIONAL ACCESS
STRATEGY              ECONOMIC     ENVIRONMENT                         SOCIAL
& OPERATIONS
Multiple Variations of
Express Bus Service                                                                              
Tolling Curbside                        X                                                           
Information / Promotion of Transit                                                                      NA
Transportation Management Association                                                                
(TMA)                                                          
Restructure Employee Parking              NA                                                       X

Several strategies support three of the equity principles but none meet all four
20

Top 10 Strategies - Equity trade-offs (cont'd)
REGIONAL ACCESS
STRATEGY                ECONOMIC      ENVIRONMENT                         SOCIAL
& OPERATIONS
Revenue Structures Anticipating
Autonomous Vehicles                                                                     
Public-Private Partnerships for                                                                              
First/Last Mile Coverage

Increase / preserve KCM RapidRide and                                                                    
ST Express Bus Service

Ticket for Free Transit                                                                                     
Ride / Ride-Free Area
Incentives for Ride Share/Transit                                    NA                     NA                   NA
Loyalty Program
Several strategies support three equity principles but none meet all four
21

Trips per Mode
Fewest Vehicle Trips
Per Air Passenger
HOV: Transit & Shared-Ride

Transit, Scheduled & Courtesy Buses, Shared-
Ride Van, Airporters

Parked Vehicles
Long-Term Parking


Taxi, TNC, Limos
Curbside Vehicles

Up to 4 Vehicle Trips
Per Air Passenger                  Drop-Off Pick-Up                                                             22

Quantitative Analysis  Measurable Impacts
Capital & operating costs               Grams CO2 / mile
Estimated order of magnitude    Private vehicle - curbside               21.10
Vehicle miles traveled                 Limousine              20.82
TNC (eKPI compliant)              10.82
Result of mode shift incurred
Taxi               10.24
Greenhouse gas emissions     Private vehicle - parking       10.20
Result of change in VMT                  Rental car        8.79
Public transit bus         4.61
Shuttle Express     2.06
ST Light Rail    0.02
Strategies quantified to understand potential benefits and drawbacks
23

Quantitative Analysis of Top 10 Strategies
Estimated Capital      Estimated       Estimated Greenhouse    Anticipated
STRATEGY
Cost          Operating Cost        Gases Reduced    Revenue Impacts
Multiple Variations of
Express Bus Service                                       X                      X                   
Tolling Curbside                                                                                   
Information / Promotion of Transit                                                   X                    X
Transportation Management Association                                                  X
(TMA)                                                                      
Restructure Employee Parking                                                   X                  
Key
Capital /      GHG Reduction      Revenue Impact
Score
Operating Cost      tonnes/yr      (Million $ Annually)
$0 to $2m      10,000      Source (+)
$2 to $10m   5,000 < 10,000   <$1m Loss (-)
X        >$10          <5,000        >$1m Loss (-)
Most strategies perform well in two or more criteria but measurable impact requires combination of strategies
24

Quantitative Analysis of Top 10 Strategies, cont'd
Estimated Capital      Estimated       Estimated Greenhouse    Anticipated
STRATEGY
Cost          Operating Cost        Gases Reduced    Revenue Impacts
Revenue Structures Anticipating
Autonomous Vehicles                                                                    
Public-Private Partnerships for
First/Last Mile Coverage                                                          X                    X
Increase / preserve KCM RapidRide and
ST Express Bus Service                                                         X                   
Ticket for Free Transit
Ride / Ride-Free Area                                                                             X
Incentives for Ride Share/Transit
Loyalty Program                                                                          X
Key
Capital /      GHG Reduction      Revenue Impact
Score
Operating Cost      tonnes/yr      (Million $ Annually)
$0 to $2m      10,000      Source (+)
$2 to $10m   5,000 < 10,000   <$1m Loss (-)
X        >$10          <5,000        >$1m Loss (-)
Most strategies perform well in two or more criteria but measurable impact requires combination of strategies
25

Top 10 Strategies Cumulative Benefits
Potential cumulative benefit
Reduce 100 million vehicle miles traveled (VMT) per year
Reduce 42,000 tons carbon emissions per year
Remove over 2 million single occupancy vehicles from the road


Strategies have potential to provide significant cumulative benefit
26

Transportation Management Association
Description: Form a Sea-Tac Airport Transportation Management Association (TMA) with
dedicated staff focused on Commute Trip Reduction and Transportation Demand
Management strategies, such as ridesharing/matching, preferential parking for van and
carpools, guaranteed ride home/emergency ride home program, and transit subsidy. Hold a
quarterly TMA open-house for employees to attend and gain information on available
commuting options.
Primary Benefits
Provides employees with improved level of service and reliability for their commute.
Encourages carpooling and ride sharing to access the Airport, reducing congestion
from single-occupancy vehicle trips.
Supports workforce job satisfaction.
Mitigates environmental issues, especially greenhouse gas emissions, because of
decreased single-occupancy vehicle trips.
Expands the state-required program for having a Commute Trip Reduction Coordinator.
There are very low (or no) capital costs.
Primary Drawbacks
Limited potential for results (e.g. limited ability to reduce traffic congestion and air
pollution).
27

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