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Home My WebLink About11/06/2018 06C Maul, Foster and Alongi, Inc. Supplement No. 4ITEM TITLE: SUBMITTED BY: BUSINESS OF THE CITY COUNCIL YAKIMA, WASHINGTON AGENDA STATEMENT 1 Item No. 6.C. For Meeting of: November 6, 2018 Resolution authorizing Supplemental Agreement No. 4 of the Professional Services Agreement with Maul, Foster and Alongi, Inc. (MFA), to be funded with a Department of Ecology grant not to exceed $375,000, to perform high resolution site characterization and post -remedial actions at the former Tiger Oil site located at 2312 W. Nob Hill Boulevard Scott Schafer, Director of Public Works Brett Sheffield, Chief Engineer, 576-6797 SUMMARY EXPLANATION: The City of Yakima has been working with the Department of Ecology to clean up the former Tiger Oil site located at 2312 W. Nob Hill Boulevard since 2014. In 2014, the City used the Municipal Research Service Center Roster process to select Maul, Foster and Alongi, Inc. (MFA) to develop the engineering plans, perform inspection services and perform the groundwater monitoring required for the eight quarters following the project. As there is still contamination at the site, the City of Yakima has received a $1,280,000 grant from the Department of Ecology (DOE) to perform post -remediation actions. As MFA has been performing the environmental engineering required at this site for the last four years, has a good working relationship with the Department of Ecology, it is in the best interest of the City to continue working with them to meet the requirements of DOE. The tasks include: 1. Perform groundwater monitoring. 2. Conduct an indoor air and sub -slab vapor assessment of the Xochimilco Mexican restaurant and the former One Love smoke shop buildings. 3. Perform high resolution site characterization and natural source zone depletion assessment in order to determine the extents of the underground gas plumes. 4. Perform vacuum -enhanced extraction interim remedial action. The terms of the Supplemental Agreement No. 4 with MFA shall be in an amount not to exceed $375,000. (See attached Agreement with Exhibit A and B) ITEM BUDGETED: Yes 2 STRATEGIC PRIORITY: Economic Development APPROVED FOR SUBMITTAL: STAFF RECOMMENDATION: Adopt resolution. BOARD/COMMITTEE RECOMMENDATION: ATTACHMENTS: Description Upload Date Type O Resdution MFA 10/25/2018 Resolution O Supplemental Agreement 10/23/2018 Cover Memo A RESOLUTION 3 RESOLUTION NO. 2018 - authorizing Supplemental Agreement No. 4 with Maul, Foster Alongi, Inc. (MFA) to be funded with a Department of Ecology grant not to exceed $375,000 to perform high resolution site characterization and post - remediation actions at the former Tiger Oil site located at 2312 West Nob Hill Boulevard WHEREAS, the Yakima City Council has established that the environmental cleanup and redevelopment of the former Tiger Oil property at 2312 West Nob Hill Boulevard is both an "Economic Development" and "Improving the Built Environment" priority; and WHEREAS, the City of Yakima has received an additional grant from the Department of Ecology to aid in the cleanup of this site; and WHEREAS, the City of Yakima followed the procedure established by the State of Washington Municipal Research and Service Center Professional Services Roster process to conduct the selection of a firm to prepare the engineering plans required to clean up the site; and WHEREAS, Maul Foster Alongi, Inc. (MFA) submitted a Statements of Qualifications, and was determined to be the preferred firm to prepare the plans and oversee the work, and have shown that they are qualified to perform the work required; and, WHEREAS, the Scope of Work and Budget included in this supplement meet the needs and requirements of the City of Yakima for this project; and WHEREAS, the City Council finds that it is in the best interest of the City of Yakima and its residents to enter into this supplemental agreement to further cleanup this property, now, therefore, BE IT RESOLVED BY THE CITY COUNCIL OF THE CITY OF YAKIMA: The City Manager is hereby authorized to execute a Supplement No. 4 of the Professional Services Agreement with Maul Foster Alongi, Inc. (MFA) attached hereto and incorporated herein by this reference not to exceed Three Hundred Seventy -Five Thousand Dollars ($375,000) to provide the professional services as described in the Supplemental Agreement. ADOPTED BY THE CITY COUNCIL this 6th day of November, 2018. Kathy Coffey, Mayor ATTEST: Sonya Claar-Tee, City Clerk 4 Contract Supplemental Agreement Supplemental Agreement Number: 4 Organization and Address: Maul Foster and Alongi 1329 N. State Street, Suite 301 Bellingham, WA 98225 Original Contract Number: 2014-180 Execution Date of Supplement: October 10, 2018 City Engineering Project Number: 2389 Completion Date of Supplement: June 30, 2019 Project Title: Former Tiger Oil Site Interim Remedial Action Maximum Amount Payable this Supplement: $375,000 Maximum Total Amount Payable for the Agreement: $759,502 Section 1: Supplemental Agreement The City of Yakima, Washington desires to supplement the contract agreement entered into with Maul Foster Alongi, Inc, and executed on October 8, 2014 by Resolution No. 2014-121 and identified as Contract 2014-180. All provisions in the basic contract remain in effect except as expressly modified by this supplement. The changes to the agreement are described as follows: Section 2: Scope of Services The additional task to be performed as part of this Supplemental Contract is to provide post interim action professional services, which includes: 1. Perform groundwater monitoring. 2. Conduct an indoor air and sub -slab vapor assessment of the Xochimilco Mexican restaurant and the former One Love smoke shop buildings. 3. Perform high resolution site characterization and natural source zone depletion assessment in order to determine the extents of the underground gas plumes. 4. Perform vacuum -enhanced extraction interim remedial action. Section 5: Compensation Payment for this supplemented work will, as shown on Exhibit A is not to exceed $375,000, bringing the total amount of the Agreement to $759,502. If you concur with this supplement and agree to the changes as stated above, please sign the appropriate spaces below and return to this office for final action. By: By: Consultant Signature City Manager Date 5 EXHIBIT A HIGH RESOLUTION SITE CHARACTERIZATION AND POST -REMEDIATION ACTIONS SCOPE OF WORK TIGER OIL WEST NOB HILL BLVD SITE, YAKIMA, WASHINGTON Task 14—Project Management Purpose: Facilitate ongoing and consistent communication between the Washington State Department of Ecology (Ecology), City of Yakima (City), and Maul Foster & Alongi, Inc. (MFA) team to ensure consensus regarding site characterization, data interpretation, and remedy approaches, and compliance with the amended consent decree. Scope: MFA will participate in meetings and/or conference calls with Ecology, City, and City -identified individuals, as appropriate; and will schedule and coordinate with MFA staff, Ecology, City, and other appropriate parties to complete this scope of work. This task includes participation in monthly project status conference calls, and periodic face-to-face meetings; quarterly project progress reporting; budget management and invoicing; and responding to City and/or Ecology communications related to invoicing, budget tracking, and other requests. Assumptions: • Up to three project status meetings held in the Yakima area • Project status conference calls will be held monthly Deliverables: • Quarterly Progress Reports (in letter format) for 2019 biennium (four [4] total reports) Schedule: • Activities will be conducted throughout the life of the change order associated with this scope of work • Progress reports will be issued quarterly Task 15-2019 Groundwater Monitoring Purpose: Assess the effectiveness of interim remedial actions that have been conducted at the site, and to support decision making regarding additional actions that may be needed to achieve a satisfaction of consent decree. Scope: This task includes: • Perform fieldwork, laboratory analysis, and investigation -derived waste disposal in accordance with the Groundwater Monitoring Plan • Complete data validation, interpretation, and reporting following each monitoring event Schedule: • Groundwater monitoring plan addendum will be issued within two weeks of notice -to -proceed • The first monitoring event will be conducted within one month of notice -to -proceed; subsequent monitoring events will be conducted semi-annually thereafter Assumptions: • Assumes two (2) monitoring events (semi-annual sampling) consistent with the Groundwater Monitoring Plan 6 • Draft revisions will be issued in electronic format; final revisions will be issued in electronic and hard copy format. Deliverables: • Semi-annual groundwater monitoring summary reports (two [2] total provided in letter report format consistent with prior reports) Task 16—Indoor Air and Sub -Slab Vapor Assessment Purpose: Evaluate whether indoor air quality of existing buildings has been adversely impacted by the historical fueling operations at the site. Scope: MFA will conduct an indoor air quality evaluation within the Xochimilco Mexican restaurant and the former One Love smoke shop buildings. A sub -slab vapor assessment will also be conducted beneath the foundations of these buildings. Vapor assessment activities will be conducted in accordance with Ecology Publication No. 09-09-047, Guidance for Evaluating Soil Vapor Intrusion in Washington State: Investigation and Remedial Action, as amended by Ecology Implementation Memorandum No. 14, Updated Process for Initially Assessing the Potential for Petroleum Vapor Intrusion. Schedule: • Sampling and analysis plan (draft) will be prepared in first quarter of 2019 • Fieldwork dependent upon sampling and analysis plan review/finalization timeframe and coordination with property owners/operators; anticipated second quarter of 2019 • Findings report (draft) will be issued within eight weeks of completion of fieldwork Assumptions: • Ecology will lead communications efforts with businesses/property owners. • City will assist with coordinating building access. • Two indoor air quality samples will be collected at each building via individually certified SUMMA canisters. • Sub -slab assessment will be conducted via an installation of small holes using a hand drill in which a vapor pin will be installed for sample collection. Up to three soil gas samples will be collected at each building. • Laboratory analyses for indoor air and soil gas samples will be analyzed on a standard 7 - business days turn -around -time (TAT). • This task will be conducted separately from the light non -aqueous phase liquid (LNAPL) assessment task. • Draft revisions will be issued in electronic format; final revisions will be issued in electronic and hard copy format. Deliverables: • Indoor Air and Sub -slab Vapor Assessment Sampling and Analysis Plan (draft and final revisions in report format) • Indoor Air and Sub -slab Vapor Assessment Findings Report (draft and final revisions in technical memorandum format) Task 17—High Resolution Site Characterization and Natural Source Zone Depletion Assessment Purpose: Determine the extent of LNAPL distribution, evaluate its transport and storage zones and determine the potential for mobility and/or fluid recovery, and evaluate the potential efficacy of Natural Source Zone Depletion (NSZD) as a viable option for managing the remaining contamination at the site. 7 Scope: MFA will subcontract Columbia Technologies to perform the high-resolution site characterization (HRSC) LNAPL and dissolved -phase assessment using laser -induced fluorescence (LIF), membrane interface probe (MIP), and hydraulic profiling tool (HPT) subsurface assessment technologies to characterize the site. Assessment activities will include: • Assessment of the extent of residual LNAPL and dissolved -phase plume impact • Assessment of the transport pathways and the degree of saturated phase degradation • Measurement of the LNAPL and dissolved phase plume concentrations and constituents • Evaluate NSZD in the saturated and vadose zones • Determination of LNAPL transmissivity • Measurement of vadose degradation rates • Evaluate the vapor phase degradation of the residual phase LNAPL • Update the conceptual site model Schedule: • Fieldwork dependent upon sampling and analysis plan review/finalization timeframe; anticipated in fourth quarter of 2019 • Findings report (draft) will be issued within eight weeks of completion of fieldwork Assumptions: • City will assist with coordinating site access. • Up to seven (7) transects of temporary borings will be advanced in the core area of LNAPL and dissolved phase plume to assess the hydrostratigraphy and soil permeability as well as delineate the LNAPL and dissolved phase contamination distribution at the site. Findings from the initial HRSC will inform subsequent locations for assessment of LNAPL transmissivity and NSZD. • Up to 30 borings will be advanced via direct push drilling methodology. It is anticipated that the field phase of this assessment may take up to 8 days. • Laboratory analyses for soil and groundwater samples will be analyzed on a 48-hour to 72 -hour TAT to provide supplemental data for field assessments of LNAPL and dissolved -phase plume assessments. • Draft revisions will be issued in electronic format; final revisions will be issued in electronic and hard copy format. Deliverables: • HRSC and NSZD Assessment Findings Report (in report format) Task 18—Vacuum-Enhanced Extraction Interim Remedial Action (Optional) Purpose: Enhance/expedite attainment of groundwater cleanup levels through removal of LNAPL. Scope: MFA and applicable subcontractors will conduct up to three events of vacuum -enhanced LNAPL (i.e., free product) recovery (in situ bioslurping) if the HRSC assessment (Task 17) determines that fluid recovery is viable. Each event of LNAPL recovery will be spaced in 3 to 4 -week increments. The LNAPL extraction will be conducted from existing monitoring wells located within the current and/or prior free product plume area. All extracted materials (groundwater and contaminants) will be transported to and disposed of at an appropriately permitted treatment/disposal facility. Schedule: • Dependent upon completion of Task 17; fieldwork anticipated in second or third quarter of 2019 Assumptions: • Each event will be comprised of two extraction phases. Depending on the rate of the LNAPL recharge, the second extraction phase, within each event, may take place on the same day or the following day to allow the LNAPL to recharge to its maximum extent for additional extraction. 8 • Total extracted volume for each event will not exceed vacuum truck capacity (3,000 gallons). • Draft revisions will be issued in electronic format; final revisions will be issued in electronic and hard copy (three) format. Deliverables: • Interim Remedial Action Work Plan/Sampling and Analysis Plan (in report format) • Interim Remedial Action Report (in report format) Task 19—Contingency Purpose: Provide funding to allow for addition and/or revision of tasks agreed to by Ecology, the City, and MFA. Scope: To be developed by Ecology, the City, and MFA, as warranted. Schedule: • Additional activities may be conducted throughout the life of the change order associated with this scope of work Assumptions: • To be determined. Deliverables: • To be determined EXHIBIT B ESTIMATED BUDGET 9 W NOB HILL TIGER OIL SITE: HRSC AND POST -REMEDIATION PROFESSIONAL SERVICES Task Maul Foster & Alongi, Inc. Hours Labor Direct Subcontractors Total 14 Project Management Principal Senior Geologist Administrative Assistant Document Production Travel 112 66 40 6 $ 18,300 $ 11,220 $ 6,600 $ 480 $ 2,140 $ 300 $ 1,840 $ 20,440 $ 11,220 $ 6,600 $ 480 $ 1,840 15 Groundwater Monitoring 2019 Principal Senior Geologist Project Geologist Project Chemist Administrative Assistant CADD/GIS Field Equipment Analytical Laboratory IDW Disposal Subcontractor Document Production 196 4 8 134 28 10 12 $ 23,070 $ 680 $ 1,320 $ 15,410 $ 3,360 $ 800 $ 1,500 $ 6,500 $ 6,000 $ 500 $ 10,530 $ 9,770 $ 760 $ 40,100 $ 680 $ 1,320 $ 15,410 $ 1,500 $ 6,000 $ 9,770 $ 760 $ 500 16 Indoor Air and Sub -slab Vaport Assessment Principal Senior Geologist Project Geologist Project Chemist Administrative Assistant Field Equipment Analytical Laboratory Production CADD/GIS 156 14 20 90 10 12 10 $ 19,440 $ 2,380 $ 3,300 $ 10,350 $ 1,200 $ 960 $ 1,250 $ 3,800 $ 3,300 $ 500 $ 3,795 $ 3,795 $ 27,035 $ 2,380 $ 3,300 $ 10,350 $ 1,200 $ 960 $ 3,300 $ 3,795 $ 500 $ 1,250 17 HRSC & NSZD Assessment Principal Senior Geologist Project Geologist Project Chemist Administrative Assistant Production CADD/GIS Field Equipment Analytical Laboratory Drilling Subcontractor HRSC Subcontractor 416 28 242 102 16 12 16 $ 61,300 $ 4,760 $ 39,930 $ 11,730 $ 1,920 $ 960 $ 2,000 $ 8,935 $ 250 $ 8,685 $ 137,333 $ 19,171 $ 45,425.00 $ 72,738 $ 207,568 $ 4,760 $ 39,930 $ 11,730 $ 1,920 $ 960 $ 250 $ 2,000 $ 8,685 $ 19,171 $ 72,738 18 Vacuum -Enhanced Extraction Interim Remedial Action (Optional) Principal Senior Geologist Project Geologist Field Equipment Vacuum Truck Extraction & Disposal 122 4 15 103 $ 15,000 $ 680 $ 2,475 $ 11,845 $ 3,000 $ 3,000 $ 12,708 $ 12,708 $ 30,708 $ 680 $ 2,475 $ 11,845 $ 3,000 $ 12,708 Total Estimated Cost $ 325,851 Contingency (15%) $48,878 Grand Total $ 374,728 Total Cost