Project Details

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Results Chart for Delivery Method and Financing

Delivery Method

DBOM All Public Finance
# of Projects: 1
100% of the Results

Background informationProject Created: September 12, 2008

Project Name: Tolt River Water Project
Year in Operation: 1998
Sector: Water & Waste
Subsector: Water
Status: In Operation
Type: New Facility
Description: Project to stablize the turbidity of Tolt River Water Supply for Seattle, Washington to increase reliable water supply to city by 28%.
Delivery Method as described in the country where it's located: Design Build Operate
Is the project still active: Yes
Comments: City estimated what cost of the DBB plus 25 years of operations would be and set its DBO goal at 85% of the DBB plus public operations price.

Project Locations

City: Seattle
State: Washington
Country: United States of America

Souces of Project Support (Non-monetary)

Checkbox Checked Access to Land
Checkbox Checked Revenue Stream (Cash Flow) Protected Through Long Term Commitment(s) of Public Sponsor(s): City of Seattle charges and collects water charges for water used by its customers. Procurement strategy was to capture the best technical combination of design, construction, and long term operation at the lowest life cycle cost to the City.

Souces of Project Support (Monetary)

Checkbox Checked

From Public (Government) Sources to Producers: From user charges.

Project Delivery & Finance Method

Project Delivery:
All Public Finance. Public Sponsor contracts for initial design, and separately contracts for initial construction. Public Owner operates and maintains the resulting facility.
Is there an independant checking engineer? Yes
Project Finance Method: All By Public Sponsor

Procurement Approach

Project Component
Based Selection
Request for
Request for
for Bids

Term for Key Components & Forms of Contract

Project Component
Combined Term: Initial Design, Construction, O&M Period
Mandatory Statutory Form
Based on applicable requirements in Seattle. 

Project Value (If and As Known)

Date of Estimated Project Value: September 12, 2008
Project Value
Hard Cost
Hard & Soft Costs
Pre-Feasibility (Public Sponsor Expense)
> $50 Million US
$100-250 Million US
Operations & Maintenance
< $200 Million US
< $200 Million US


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