Moderate Risk Waste Facility Design Evolution at King County

MODERATE RISK WASTE

FACILITY D

ESIGN EVOLUTIO

N

AT KING COUNTY

James NeelyNAHMMA 2012 Northwest Conference

PART ONE: PILOT HHW FACILITY MADE SEMI-

PERMANENT

Factoria Transfer Station Pre-Development2001

Pilot MRW FacilityOpened Sept. 2002

Failure of Retractable Awning

2004: Pilot to Semi-Permanent Facility

INITIAL RESULTS

2002 2003 2004 2005 20060

10000

20000

30000

40000

King County HHW Service Increased More Than 66% from 2002 to 2005

Wastemobile Customers

Factoria Customers

Total Customers

Year

Cus

tom

ers

BE PREPARED FOR THE EXOTICS

CONSIDER OUTDOOR STORAGE NEEDS

Type 4 Outdoor Explosives Magazine for Marine Flares

PART TWO: FINALLY A REAL FACILITY

REBUILT FACTORIA TRANSFER STATION AND MODERATE RISK WASTE FACILITY

Opening Planned for 2015

DESIGN CONSIDERATIONS SUMMARY

• Size• Ventilation and Fire Safety• Ergonomics/Self Service

Opportunities• To Bulk or Not to Bulk• Green Building• Employee Comfort

CONCEPTUAL DESIGN

LOCAL EXHAUST VENTILATION

DIRECT VENTILATION- BEST