Item No. __ 8a supp.____
Meeting Date: April 24, 2018 
Public Safety Radio System
Upgrade 
800 MHz Radio System 
April 24, 2018 

1

Background 
1993  POS Radio System
Installed 
2004 POS Radio System
2012  POS asked to join King                              Upgraded 
County Emergency
Radio Communication
System (KCRCS) 
2013 POS
decides to
2014  POS Radio 
System Partial
remain
Upgrade Complete
independe
($4.7M) 
nt 

2017  POS Reconsidered
KCSERCS/ PSERN as
2015  KC Tax Levy passed, Puget                            an alternative 
Sound Emergency Radio
Network (PSERN, $274M)

POS User Profile 



Priority #1 is Public Safetyregardless of operational use profile 
3

End of Life- High Risk 
Phase I > P25                            Legacy SmartZone 


Subscribers 
Dispatch                                                    Units 
Consoles       Core      Backhaul          RF Sites           (1700) 
2014                             2017-2021 
Partial Upgrade         Infrastructure & Handsets Require Upgrade 
Complete

Full capability with P25 is a must for stable communications & interoperability 
5

Interoperability through ISSI 8000 and TRIS
Links        Tacoma 
Pierce
County                                PSERN                                  TRIS Link 
ISSI Link 
WSP 

Snohomish
County 



IWN                                              Kitsap
POS 
(FBI,CBP,ETC.)                                                                  County 
Interoperability with multiple agencies collaborating to build a system of systems 
6

Alternatives        10-year Cost
Estimates 
1  Go to Market         Pros: Control, competitive advantage, requirements met.          $29,000,000
(not recommended)  Cons: Time, Cost, and Proprietary equipment must be         - 
maintained. 
$37,000,000 
2  Commit to PSERN     Pros: Interoperability, reduced project LOE, and cost.             $10,700,000 
(not recommended)  Cons: Time/ Risk of catastrophic failure, Uncertainty & risk of
inability to meet all requirements, risk of increased costs &
schedule slippage, impact to service levels & Port priority. 
3  Upgrade with         Pros: Timely replacement, additional redundancy, control,        $24,175,000 
beneficial features    requirements met, interoperability, benefit & cost predictability. 
Cons: Timing/ cost versus value. 
(not recommended) 
4  Upgrade               Pros: Shortest timeline, interoperability beyond Port, control,      $22,100,000 
(recommended)      requirements met, benefit & cost predictability. 
Cons: Cost, lack of Mobile Tower Site. 

7

Questions? 


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