HomeMy WebLinkAboutItem 7 PPP 11-04-2020 Operations Committee - Contract No 0 L - Orange =Western
_ Sub-Trunk
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Contract No. 3-64A
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Kathy Millea, Director of Engineering
Operations Committee
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November 412020
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3 =64 Rehabilitation of
Western Regional Sewers
Cerritos
La Palma
Lakewood
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Buena
Park
„,,,,Hawaiian
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ypress =
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Long
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Grope a
Westside
Pump >.. ... -
Station
Seal
Beach
3 =64A Orange =Western
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Sub =Trunk Rehabilitation
Cerritos
La Palma
Lakewood
Buena
Park
Hawaiian c A
Gardens
Cypress
A n a h e i
Long
Beach -
Cr,id(s Am
Stanton
Los
Alamitos
Rossmoor 9
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Garden
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pump
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Seal I�
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ipeline Rehabilitation
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Calcium Deposit Removal
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• Calcium deposits at pipe joints
• Removal by water jetting
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Work done at night, low flow ,.
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Calcium deposit at pipe joint
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Camera-guided water jetting equipment
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Bid
i • • Amount • i •
Engineer's Estimate $6,775,000
Teichert Energy & Utilities Group, Inc. $ 61520,000 Non-Responsive
Kiewit Infrastructure West Co. $ 10,912,500
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Combine
3 =64A 3 =64B
Cerritos
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Buena
Park
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`Gardens
Cypress
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Long
Beach
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Stanton
Construction Start
Los 3-64A & 3-64B — May 2021
Alamitos
Rossmoor ro
Garden
Westside
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Recommendatii-FA
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• Receive and file Bid Tabulation and Recommendation
for Orange-Western Sub-Trunk Rehabilitation ,
Contract No. 3-64A; and
• Reject all bids and direct staff to combine the work for
Orange-Western Sub-Trunk Rehabilitation , Contract
No. 3-64A, into a single bid package with Los Alamitos
Trunk Sewer Rehabilitation , Contract No. 3-64B.
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THE
0 L - Warehouse, Electrical
W _ - Substation and 12kV Service
1, _ Center Replacement at
Plant No. 2
Project No. P2-126
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Kathy Millea, Director of Engineering
► " Operations Committee
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November 4, 2020
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Facilities to be
Replaced at Plant No . 2
�—� SCE
Substation
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Center
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Existing
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12kV Service Center
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SEISMIC EVALUATION OF STRUCTURES
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Existing
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SCE Substation
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SCE
Substation
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4... HETAOD OF SERVICE
J• STUDY REPORT
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Orange County Sanitation Disnitt
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-* 1low
SCE Feed Reliability
Improvements Study
Sit
Project
�z -1r Project Site
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' GWRS
Final Expansion r r• ,� �� . . - Mj' r r: ._ :.. .:.,..
OCWD t r �`� '�. ` ' . r.-^ PS18-05Plant No.2
r• �i, a �"�' �.• Future Site Plan
Development
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Future Site Layout
Rendering
" Replacement
Warehouse
4k
K
Replacement I \
SCE Substation
K Replacement
Service Center
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Construction Cost
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and Duration
Construction Start Year Duration
Years)ost bm (in
Warehouse $8.2M 2023 1.5
12 kV Service Center $14.8M 2024 3.5
SCE Substation $19.5 M * 2024 3
* Work by SCE. Cost includes design and construction.
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Selection Process
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• Three proposals received
• Interviewed the top proposer
• Stantec Consulting Services selected
• Clear understanding of the project
• Approach to schedule risks
• Creative approach to site layout
• Experienced project team
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Negotiations
Original Proposal Negotiated
Total Hours 28,048 27,399
Total Fee $47 979,355 $45 876,455
• Five meetings held with Consultant
• Clarified project elements and design assumptions
• Ensured scope and level of effort are appropriate
11
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Recommendatit
.X
• Approve a Professional Design Services Agreement with Stantec
Consulting Services, Inc. to provide engineering services for
Warehouse, Electrical Substation and 12kV Service Center
Replacement at Plant No. 2, Project No. P2-126, for an amount not to
exceed $4,876,455; and
• Approve a contingency of $487,646 (10%).
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