RCF Security Improvements C801110
Port of Seattle Commission
February 11, 2020
Item No. 6h supp
Date of Meeting February 11, 2020
Project Location
2
Project Scope/Justification
• Provide security modifications to prevent unauthorized access
to the Rental Car Facility (RCF)
– Anti-climb architectural barriers installed on floors 1-3 that are
accessible from the ground level.
• Scope increased to include all ground floors
– Egress only security doors with audible alarms installed in all eight
external stair towers on floors 1-4.
• Scope increased to allow open stair towers to comply with building codes.
3
Cost Estimate Uncertainty vs. Level of Design
-50
-30
-10
10
30
50
70
90
0 10 20 30 40 50 60 70 80 90 100
Growth from Estimated Costs Including Contingency %
Project Scope Definition %
Class 1
4
Upper Range
Lower Range
5
Class 4
Class 3
Class 2
Project Drawings
5
Before
After
Project Schedule & Estimated Cost
Description Year Quarter
Design Complete 2020 Q3
Construction Start 2020 Q4
In-Use Date 2021 Q4
6
Description Estimated Cost
Design Phase $1,115,000
Construction Phase $4,885,000
Total $6,000,000
Lessons Learned
• U00266 – Bird Nests
– Make sure building is cleared of any nesting birds prior to installation
• U103640 – Panel Layout
– Panel layout required more than necessary custom panels
– Design as many standard panels as possible
• U103640 – Panel Tolerance
– Panel tolerance was tighter then tolerance for structural steel
– Match tolerances of product manufactured
7
Project Risks
8
Risk
Description
Prob.
Impact
Mitigation Plan
Anchor Placement
Will placement interfere with
existing structural steel.
H M
Design a suitable anchor to avoid rebar or
map rebar in the concrete prior to anchor
placement.
Custom Panels
Limit the number of custom
panels designed.
H L
Review design to ensure the maximum
number of standard panel widths.
Steel Tariffs
Steel tariffs increase cost of
materials.
M H
Talk to CPO about escalation or address
through specifications.
Open Parking
Garage
Proposed materials may not
meet code requirements.
L M
During design ensure the specified product
meets code requirements.
