Item No.  7b_supp 
Meeting Date:   October 23, 2018 
Update on the Seattle-Tacoma International
Airport (Sea-Tac) 
All Gender Restroom Plan 
Port of Seattle Working Group 


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PORT OF SEATTLE WORKING GROUP 
Representatives from the following: 
1.  Aviation Operations 
2.  Aviation Capital Programs 
3.  Aviation Project Management Group 
4.  Aviation Maintenance 
5.  Aviation Facilities and Infrastructure 
6.  Airport Building Department 
7.  Aviation Customer Service Department 
8.  Commission Office 
9.  Development and Diversity Council 
10. Public Affairs 
11. Employee Resource Groups (Port-Wide Pride, Transgender Initiative) 
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DESIGN 

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AIRPORT RESTROOM REQUIREMENTS 
Public spaces have a minimum number of fixtures (toilets, sinks,
urinals) that must be available to meet building codes 
Code requires a specific number of fixtures designated male,
female, family and ADA 
There may be an opportunity to provide additional fixtures
available to all users, regardless of gender identity  after the
code minimums have been met

RESTROOM CRITERIA 
When designing Airport restrooms there are many
objectives that the Port is trying to achieve: 
o Accessibility 
oMaintainability 
oPassenger Experience 
oPassenger Throughput (efficiency) 
oSafety & Security 
oSustainability

RESTROOM OPTIONS 
Configurations Explored to Date 
1. Gendered (status quo) 
2. Gendered with additional single user restrooms (all gender/family restrooms) 
3. Multi-user all gender restrooms: Compartment design 
4. Multi-user all gender restrooms: Stalls, urinal room and open washing 

All restroom concepts presented here are for illustrative purposes only. These are not
final designs but representative of ways to layout the space.

GENDERED RESTROOMS ONLY: 
STATUS QUO

ADDITIONAL SINGLE OCCUPANT
RESTROOMS

MULTI-USER ALL GENDER RESTROOM:
COMPARTMENT DESIGN

MULTI-USER ALL GENDER RESTROOM:
STALLS, URINAL ROOM AND OPEN WASHING

SIGNAGE 

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DISPLAY REQUIREMENTS 
Iconography 
Must display verbiage "Restroom" 
Must display the symbol of
accessibility if restroom is ADA
compliant 
Braille translation of display verbiage 
Subtitle description is optional but
helpful 
San Diego International Airport 
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ICONS: ALL GENDER SINGLE-USER 


1           2           3             4 
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ICONS: FAMILY & 
MULTI-USER ALL GENDER 

1                  2                 3 

4                    5               14

TITLES 
Restroom 
All Gender Restroom 
Gender Inclusive Restroom 
Gender Neutral Restroom 
Inclusive Restroom 
Universal Restroom 
All User Restroom 
Unisex Restroom 
Water Closet (WC) 
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DESCRIPTION 
No description 
All people may use this restroom 
o  All people and families may use this
restroom 
All users may use this restroom 
o All users and families may use this
restroom 
Anyone can use this restroom 
Anyone can use this restroom, regardless of
gender identity or expression 
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STAKEHOLDER FEEDBACK 


SINGLE-USER             SINGLE-USER,
AND ADA              FAMILY AND ADA 
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