sewer smart summit 2006 abags sewer back up prevention program presented by e.j. shalaby district...

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Sewer Smart Summit Sewer Smart Summit 2006 2006 ABAG’s Sewer Back up Prevention Program ABAG’s Sewer Back up Prevention Program Presented by E.J. Shalaby District Manager, West County Wastewater District May 17, 2006

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Page 1: Sewer Smart Summit 2006 ABAGs Sewer Back up Prevention Program Presented by E.J. Shalaby District Manager, West County Wastewater District May 17, 2006

Sewer Smart Summit 2006Sewer Smart Summit 2006ABAG’s Sewer Back up Prevention ProgramABAG’s Sewer Back up Prevention Program

Presented byE.J. ShalabyDistrict Manager, West County Wastewater DistrictMay 17, 2006

Page 2: Sewer Smart Summit 2006 ABAGs Sewer Back up Prevention Program Presented by E.J. Shalaby District Manager, West County Wastewater District May 17, 2006

West County Wastewater District West County Wastewater District BackgroundBackground

District Founded in 1921 Currently provide service to 90,000 residents

– San Pablo, Pinole, El Sobrante, Tara Hills, East Richmond, Rollingwood, Bayview

235 miles (1.3 mft.) of Gravity Sewer Lines within 17 sq. miles Wastewater Treatment Facility Capacity 12.5 MGD

– Avg. dry weather flow 8.0 MGD– Peak wet weather flow 70.0 MGD– EQ Basin Shaves Peaks, 53 MG Capacity

Approximately 40,000 Building Sewer connections

Page 3: Sewer Smart Summit 2006 ABAGs Sewer Back up Prevention Program Presented by E.J. Shalaby District Manager, West County Wastewater District May 17, 2006

West County Wastewater District West County Wastewater District Capacity Assessment StudyCapacity Assessment Study

Identified 7 Mainline Capacity Concerns Within our Collection System– Potential of $20 million in cost

Increase/Repair Sewer System to Accommodate Flows– Does not Control Flows from Defective Private Laterals

Ongoing CCTV Assessment for Structural Defects– Rating incorporated into CIP

Fully Funded Annual Capital Improvements Program– WCWD Collection System Improvements

Private Building Laterals Excluded from Study– Not under Districts Control

Page 4: Sewer Smart Summit 2006 ABAGs Sewer Back up Prevention Program Presented by E.J. Shalaby District Manager, West County Wastewater District May 17, 2006

Building Sewer FactsBuilding Sewer Facts

Building Sewers Privately Owned Total Building Sewer Footage - 230 miles (1.21 mft.)

– Equals total footage of mainline sewers Building Sewer Make - Up

– Generally poor pipe (VCP) material– Illegal or improper connections and faulty joints

High source of Inflow/Infiltration (I/I) Less than 50% of Building Sewers have Backwater

Overflow Device (BOD)

Page 5: Sewer Smart Summit 2006 ABAGs Sewer Back up Prevention Program Presented by E.J. Shalaby District Manager, West County Wastewater District May 17, 2006

Building Sewer DefectsBuilding Sewer Defects

Page 6: Sewer Smart Summit 2006 ABAGs Sewer Back up Prevention Program Presented by E.J. Shalaby District Manager, West County Wastewater District May 17, 2006
Page 7: Sewer Smart Summit 2006 ABAGs Sewer Back up Prevention Program Presented by E.J. Shalaby District Manager, West County Wastewater District May 17, 2006

Addressing Building Sewer DefectsAddressing Building Sewer Defects

Building Sewer Replacement Grant Program– Homeowner Incentive to Replace Defective Laterals

– Up to $2,000 for Lateral Replacement

– Address 230 Miles of Private Sewer System

Return on Invest for the District– Reduce sources of I/I

– Retain Capacity of Existing System

Page 8: Sewer Smart Summit 2006 ABAGs Sewer Back up Prevention Program Presented by E.J. Shalaby District Manager, West County Wastewater District May 17, 2006

Building Sewer Replacement Grant ProgramBuilding Sewer Replacement Grant Program

“The gift of public funds, such as any expenditure which benefits an individual or small class of individuals only, with no benefit to all of the residents of the political entity is prohibited”

(CA State Constitution, Art. 16, Sec. G) I/I reduction benefits All Districts Residents

– Retains Maximum Capacity of Sewer System July 1, 2004 Board of Directors approved

$300,000 annually (Capital Reserve Fund) Program in effect until Canceled by the Board

Page 9: Sewer Smart Summit 2006 ABAGs Sewer Back up Prevention Program Presented by E.J. Shalaby District Manager, West County Wastewater District May 17, 2006

BSRGP application process– TV or air test

• District (TV only) v. Independent Contractor

– One Contractor quote WCWD permit required WCWD inspection required BOD installation mandatory Proof of payment Reimbursement 4-6 weeks

BSRGP ProcessBSRGP Process

Page 10: Sewer Smart Summit 2006 ABAGs Sewer Back up Prevention Program Presented by E.J. Shalaby District Manager, West County Wastewater District May 17, 2006

Reimbursement up to maximum amount or 50% of actual cost whichever is less– Entire replacement up to $2,000 max.– Partial replacement/repair up to $1,000 max.

Typical cost of entire building sewer replacement $4,500-$8,000

Home owner can perform work– provide receipts of materials– labor not covered

BSRGP ProcessBSRGP Process

Page 11: Sewer Smart Summit 2006 ABAGs Sewer Back up Prevention Program Presented by E.J. Shalaby District Manager, West County Wastewater District May 17, 2006

Backwater Overflow Device (BOD) Backwater Overflow Device (BOD) OrdinanceOrdinance

Ordinance Passed on February 2006 Implementation April 1, 2006 Required on All Sale or Transfer of Property Realtors in Support of Ordinance

Page 12: Sewer Smart Summit 2006 ABAGs Sewer Back up Prevention Program Presented by E.J. Shalaby District Manager, West County Wastewater District May 17, 2006

Future - Lateral Inspection OrdinanceFuture - Lateral Inspection Ordinance

Required on All Sale or Transfer of Property

Realtors have shown Support of Ordinance Implement with Realtors as Partners

Page 13: Sewer Smart Summit 2006 ABAGs Sewer Back up Prevention Program Presented by E.J. Shalaby District Manager, West County Wastewater District May 17, 2006

Success/BenefitsSuccess/Benefits

Since July 1, 2004– 200 approvals– $400,000 WCWD spent to date– $1.5 Million in Lateral Repairs

Expenditure to reduce I/I in building sewer is money well spent to retain/increase system capacity

Improve Reliability to Homeowner – Good PR BOD installation

– Reduces backflows into homes - $25,000/back-up– Reduces damage to irreplaceable items– Limit liability for District

Page 14: Sewer Smart Summit 2006 ABAGs Sewer Back up Prevention Program Presented by E.J. Shalaby District Manager, West County Wastewater District May 17, 2006

Questions ?

Contact Information:

West County Wastewater District

2910 Hilltop Drive

Richmond, California 94806

510-222-6700

www.wcwd.org