HomeMy WebLinkAboutTask Order No. 4 with HDR Engineering, Inc. for Implementation of Heroes Park Water Reuse Demonstration
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TASK ORDER N0.4
CITY OF MERIDIAN {pWNER)
AND
HDR ENGINEERING, INC. (CONSULTANT)
This Task Order is issued by Owner and accepted by the Consultant pursuant to the mutual
promises, covenants and conditions contained in the Master Services Agreement between the
above named parties, dated January 2a ~nm
SCOPE OF SERVICES
IMPLEMENTATION OF AEROES PARK W TER REUSE DEMONSTRATION
BACKGROUND
Rapid growth in the City of Meridian has challenged City infrastructure rrmnagers to increase
capacity of City public works services. Three factors are straining the services provided by the
City's departments: (1) The pending effluent phosphorus (imitations resulting from the Snake
River Hells Canyon Total Maximum Daily Loads (TMDL) and Boise River Phosphorus Load
Allocations will require a greater investment in wastewater treatment facility pertormance than
under the current (expired) National Pollutant Discharge Eilimination System {NPDES) permit;
{2) the City municipal water rights will become stressed as growth continues at a record pace, i~
alternate sources of supply are not identified; and (3) the available supply of irrigation water is
limited and the grass at City parks may become strained. These issues are forcing
infrastructure managers to think holistically about the City's water resources.
The Idaho Department of Environmental Quality (DEQ) administers the Rules for the
Reclamation and Reuse of Municipal and Industrial Wastewater (aka, Reuse Rules or IDAPA
58.01.17). These rules are established to regulate the quality of water that is reclaimed and
identify the potential uses of reclaimed water. The Reuse Rules state, °lt is the policy of the
Dei~artment to promote the practices of reuse of both municipal and industrial reclaimed
wastewater through the continued creation and implementation of rules and guidance that give
permittees various opportunities for new fom~s of reuse:' This policy enables the City of
Meridian to manage its reclaimed water as a source of irrigation water to either replace or
supplement the supply of irrigation water from the irrigation districts.
The Heroes Park is boated along Ten Mile Road between McMillan Road and Chinden
Boulevard. This park is north of the City's wastewater treatment facility adjacent to the
alignment of the 16 inch diameter outfall pipeline from the wastewater treatment facility to the
Boise River. The primary outfall is to Five Mile Creek and the Boise River outfall is used
infrequently. The existing irrigation water supply to Heroes Park is limited and additional water
is welcomed by the City's Parks and Recreation Department.
Class A reclaimed water is the highest quality of reclaimed water in Idaho. This water will
undergo advanced filtration and disinfection to very stringent levels. On May 8, 2007, HDR
submitted the Water Reclamation and Reuse Permit Application to DEQ for permission to
irrigate Heroes Park with Class A reclaimed water from the City's wastewater treatment plant.
This permit application was conducted under Task Order No. 1 of the Master Service
Agreement.
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The purpose of this Task Order No. 4 is to prepare the design of minor modifications to connect
the Boise River outfail pipeline to the Heroes Park irrigation storage pond, design disinfection
system improvements, prepare a Plan of Operation as required under the Reuse Rules, and
revise the Water Reclamation and Reuse Permit Application.
PROPOSED SCOPE OF SERVICES
The proposed scope of consultant services is to conduct the fallowing tasks.
Task 1. Project Management
Task 2. Heroes park Water Reuse Design Coordination
Task 3. Heroes Park Water Reuse Bid Servvices
Task 4. Heroes Park Water Reuse Construction Support Services
Task 5. Plan of Operation
Task 6. Irrigation Storage Pond Seepage Testing
Task 7. Support Water Reuse Permit Application
TASK 1. PROJECT MANAGEMENT
cost cotntrol s r~iAaces a d~ niptrateeand attend projects oordination mreettn s~~ ~h~ule, and
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Approach. Communicate frec{uenUy to the client and the project team through progress
reports, project meetings, oral email communications. The following subtasks will be
pertormed:
Subtask 1.1-Project iUlanagement Plan and Communications. Prepare a Project
Management Plan for distribution to project team; monitor Consultant team
progress; delegate task assignments and responsibilidies by discipline through
the curse of the project phase; and coordinate issues of project phase with
City's Project Manager.
Subtask 1.2 -Reports $r~d invoices. progress reports and invoices that summariz® the work
progress to date, the budget expenditures to date, and identify any information
requirements or decisions that need to be made by the city (1 copy each month).
City Responsibilities. City responsibilities are as follows: .
• Review Project Management Plan and provide comments, where requested by the
Consultant.
• Interface with Consultant on project issues,
• Process invoices within 30 days of receipt.
~-ssumptions. Assumptions are as follows:
ff the scope changes during the life of the project, modification to the original contract
agreement will be required per the terms and cnditions of the agreement.
invoice format will follow standard format by the Consultant.
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Products. Deliverable products are as follows:
Project Management Plan (1 copy to City, 4 copies for Consultant distribution).
Progress reports and 'invoices {1 copy each month).
TASK 2. HEROES PARK WATER REUSE DESIGN COORDINATION
Objective. Prepare the design for reclaimed water distribution facilities to deliver reclaimed
water to the irrigation storage pond at Heroes Park.
Approach. This task will be conducted by developing reclaimed water pumping based on pond
level, distribution piping and valuing from the Boise River Outfall to Heroes Park, and control
descriptions. The following subtasks will be pertormed:
Subtask 2.1. NaOCI Dose-Response Analysis. provide a protocol for a NaOCI dose-
response study and determine the concentra~on of sodium hypochlorite (NaOCI)
added to effluent from ultraviolet (U~ disinfection, resulting from the Ciiy's
irr~lementation of the dose-response study, to meet a total colfform limit of 2.2
organisms/900 mL.
Subtask 2.2. Prepare Conceptual plan. Produce conceptual plan for the construction of the
reclaimed water distribution to Heroes Park from the Boise River outfall pipeline.
Subtask 2.3. Prepare Process Control Descriptions. Coordinate with an instrumentation
and control subcansuRant by describing the process control required for the
reclaimed water distribution system.
Subtask 2.4. Prepare Opinion of Probable Construction Cost. Prepare an opinion of the
anticipated construction cyst over the course of the project.
Subtask 2.5. Submittal to DEQ. Consultant will submit conceptual plan to DEQ for review
and approval.
Subtaslc 2.6. Conduct Quality Control and Quality Assurance Review. A quality control
review of task deliverables will be conducted prior to release of deliverables to
the City.
City Responsibilities. City respons~ilities are as follows:
• Provide comments on draft document submittals.
• Obtain permits for construction from ACHD, City of Meridian, and all other applicable
entities.
~ Perform dose-response study following the protocol developed by Consultant and collect
data for Consultant to determine the NaOCI dose to implement for reclaimed water
disinfection.
Assumptions, Assumptions areas follows:
~ Drawings will be prepared on AutoCAD Release 2005.
^ Topographic survey will not be required.
• The Idaho Standards for Public Works Construction (ISPWC) and Consultant's engineering
and equipment standards will be utilized.
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• General conditions and other "front end° documents will not be r~uired.
• Where ISPWC does not cover specific items, the Cortsuitant's standard master
specifications and other Contract Documents will be used.
• To save on design costs, the level of detail provided far the construction documents wiN be
limited to conceptual plan for DEQ review and not bid documents.
• DEQ review may require a greater level of detail than currerrtly included fn this scope of
work and additional services may be required.
• A formal construction cxmtract bid will not be required.
Products. Deliverable products are as follows:
Conceptual plan (electronic pdf format of all submittals).
Opinion of Probable Construction Cost.
TASK 3. HEROES PARK WATER REUSE BID SERVICES
Objective. Assist the City in obtaining bids for materials, equipment, and services to be
pertormed by a contractor for the construction contract.
Approach. The City anticipates bid services will not be required.
Subtask 3.1. Bid Addenda. No addenda will be issued.
Subtask 3.2. Bid Opening, Tabulation, and Contract Award. No bid opening, tabulation, or
contract award will be required.
.City Responsibilities. City responsibilities are as follows:
• Solicit bids from small works contractor or current contractors performing work at the
wastewater treatment plant.
• Forward questions to the Consultant for preparation of responses.
• Make bids available to the Consultant.
• Distribute documents to City staff and Contractor.
Assumptions. Assumptions are as faikwvs:
• Consultant will not conduct bid services,
• Contractors will direct questions during pre-bid period to the City.
• The City will record Contractor questions and issue responses to plan hoidens.
• Conforming documents wilt be not be required.
Products. Deliverable products are as follows:
• No deliverables.
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