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Task Order No. 4 with HDR Engineering, Inc Heroes ParkTASK ORDER N0.4 Prc,;9.,i- 07yy CITY OF MERIDIAN (OWNER) AND ADR 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 24 9nm SCOPE OF SERVICES ' CITY OF EDAHO IMPLEMENTATION OF HEROES PARK WATER REUSE DEMONSTRATION BACKGROUND Rapid growth in the City of Meridian has challenged City infrastructure managers 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 limitations resulting from the Snake River Hells Canyon Total May Daily Loads (TMDL) and Boise River Phosphorus Load Allocations will require a greater investment in wastewater treatment facility performance 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, oft is the policy of the Department to promote the practice 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 forms 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 located 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. Page 1 of 12 November 2007 M'pq'o"s & 0"s%wateACity of hbrkbmXHero9s Park Reuse DssigMeuse Task ordedV 2007-08-17 F_ INAL4.doc .,I 1 " t The purpose of this Task Order No. 4 is to prepare the design of minor modifications to connect the Boise River outfall 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 following tasks. Task 1. Project Management Task 2. Heroes park Water Reuse Design Coordination Task 3. Heroes Park Water Reuse Bid Services 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 Objective. Prepare implement managementect ovide s , schedule, and cost cotrol sriccesa dnitta eand atted projectcoordination meetin . Approach. Communicate frequently to the client and the project team through progress reports, project meetings, and email communications. The following subtasks will be performed: Subtask 1.1— Project Management Plan and Communications. Prepare a Project Management Plan for distribution to project team; monitor Consultant team progress; delegate task assignments and responsibilities by discipline through the course of the project phase; and coordinate issues of project phase with City's Project Manager. Subtask 1.2 —Reports and invoices. progress reports and invoices that summarize 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. Assumptions. Assumptions are as follows: If the supe changes during the life of the project, modification to the original contract agreement will be required per the terms and conditions of the agreement invoice format will follow standard format by the Consultant. Page 2 of 12 M:1Proposals $ QuablWaterlCKy of Merifth*1 r m Park Reuse Desi nU:W a Task order1V-2DD7- &17 F�WAL4.dW 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 valving from the Boise River Outfall to Heroes Park, and control descriptions. The following subtasks will be performed: Subtask 2.1. NaOCI Dose -Response Analysis. Provide a protocol for a NaOCI dose - response study and determine the concentration of sodium hypochlorite (NaOCI) added to effluent from ultraviolet (UV) disinfection, resulting from the City's implementation of the dose -response study, to meet a total coliform limit of 2.2 organisms/10o 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 subconsultant 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 cost over the course of the project. Subtask 2.5. Submittal to DEQ. Consultant will submit conceptual plan to DEQ for review and approval. Subtask 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 responsibilities 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 are as 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. Page 3 of 12 Proposals & Cauats\WateACity of MeridianlHero� Park Reuse NOvw"b' 6.2W7 aesI MReuft Task Orderly -2W7 -M17 FINAU.dw • General conditions and other "front end" documents will not be required. specifications and other Contract Documents will be used. • Where ISPWC does not cover specific items, the Consultant's standard master • To save on design costs, the level of detail provided for the construction documents will be limited to conceptual plan for DEQ review and not bid documents. • DEQ review may require a greater level of detail than currently included In this scope of work and additional services may be required. • A formal construction contract 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 Performed 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. • Maker bids available to the Consultant. • Distribute documents to City staff and Contractor. Assumptions. Assumptions are as follows: • 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 holders. • Conforming documents will be not be required. Products. Deliverable products are as follows: • No deliverables. Page 4 of 12 ".\Proposals Qualslwater\Ci!)rof pgeddfaniFteroes Park Reuse 17as! Task NOWMtor 6, 2007 9►► Orderly 2007-0&t7 F1Nq(.4.doc ttr