Loading...
HomeMy WebLinkAboutTIS 2026-05-28 Item 1A - Contract Amendment #3 - Enhanced Management Plan with Hererra Environmental ConsultantsCity of Tukwila Thomas McLeod, Mayor Marty Wine, City Administrator AGENDA BILL ITEM NO. 1.A. Agenda Item Sponsor Enhanced Maintenance Plan — Amendment #3 Sherry Edquid, Levee Project Manager Legislative History May 28, 2026 Transportation & Infrastructure Services Committee June 1, 2026 Regular Meeting Recommended Motion ❑ Discussion Only ❑x Action Requested MOVE TO authorize the mayor to sign Amendment #3 to Contract # 24-028 with Herrera Environmental Consultants for the increased scope of work for the Enhanced Management Plan in the amount of $19, 989.00. EXECUTIVE SUMMARY Council action is requested to authorize the City to amend the existing professional services agreement with Herrera Environmental Consultants (Contract 24-028). Staff is requesting this item be moved to the June 1, 2026 Regular Meeting Consent Agenda. DISCUSSION In 2023, the City received a Washington State Department of Ecology (Ecology) grant that included the design of a decant facility. The grant requires us to develop an Enhanced Maintenance Plan (EMP) that demonstrates the need for a decant facility and ways that it would improve water quality. Herrera Environmental Consultants is writing a report that identifies ways that water quality can be improved by exceeding standard stormwater maintenance requirements as part of our municipal stormwater permit (NPDES). Ecology is asking for additional information to be included in the report The original contract was authorized by the Council on March 4, 2024. Since that date two amendments have been executed including: Amendment 1 to extend the term length and Amendment 2 included both a term extension and increase of $10,000.00. The proposed Amendment 3 is to add the additional scope to the project and increased compensation of $19,989.00. FINANCIAL IMPACT implications work subject to review by the City Attorney Complete for all items with fiscal Disclaimer: Final terms and scope of © Expenditure - Budgeted ❑ Expenditure - Unbudgeted 0 Expenditure - Grant -Funded ❑ Revenue — One -Time (e.g. asset sale, surplus equipment) ❑ Revenue - Ongoing Expenditures: Fund Source: $19,989.00 (Amendment 3) $16,990 (Ecology Grant) $2,999 (Surface Water Enterprise Fund) 2 Contractor (if applicable) Herrera Environmental Consultants Scope of Work Further research, updating the report, responding to Ecology comments, and possibly meeting with Ecology. Amount New Contract total of $147,041.00 Duration 12/31/26 Additional Comments: ATTACHMENTS Amendment #3 Scope Amendment 3 City of Tukwila 6200 Southcenter Boulevard, Tukwila WA 98188 Agreement Number: 24-028 CONTRACT FOR SERVICES Amendment # 3 Between the City of Tukwila and Herrera Environmental Consultants, Inc. That portion of Contract No. 24-028 between the City of Tukwila and Herrera Environmental Consultants, Inc. is hereby amended as follows: Section 2: Scope of Services Section 2 is hereby amended to read as follows: The Consultant agrees to perform the services, identified on Exhibit "A" attached hereto, including the provision of all labor, materials, equipment and supplies Section 4: Payment Section 4A is hereby amended to read as follows: Payment for the work provided by the Consultant shall be made as provided on Exhibit A attached hereto, provided the total amount of payment to the Consultant for the work shall not exceed $19,989 without express written modification of the Agreement signed by the City. The maximum amount payable under this contract as amended inclusive of all fees and other costs shall not exceed $147,041.00 without express written modifications of the Agreement signed by the City. All other provisions of the contract shall remain in full force and effect. Dated this 5th day of May, 2026. 4 CA Reviewed May 2020 Page 1 of 2 City of Tukwila 6200 Southcenter Boulevard, Tukwila WA 98188 City signatures to be obtained by City Clerk's Staff ONLY. ** CITY OF TUKWILA Thomas McLeod, Mayor ATTEST/AUTHENTICATED: Andy Youn, City Clerk APPROVED AS TO FORM: Office of the City Attorney Agreement Number: 24-028 ** Contractor signature to be obtained by sponsor stf CONTRACTOR: Herrera Environmental Consultants, Inc. By: Printed Name: Title: Theresa M. Wood Vice President CA Reviewed May 2020 Page 2 of 2 5 T / OnApril 15,2026, the City of Tukwila (City)authorized Herrera Environmental Consultants (Herrera) to prepare a scope, budget, and schedule amendment for the Enhanced Maintenance Plan (EK4P) in accordance with the grant agreement between the City and the Washington State Department of Ecology (EcO|OBv) to help inform the CitY'sfutun2 operational approach to stnrrnvvGter management with the overall goal of improving water quality by removing sediment and pollutants from roadway runoff. This scope o[work includes a discussion nfthe activities, assumptions, deliverables, and aschedu|e associated with the fO||Ovving tasks for this project: • Task 1—Project K4anagernent w Task 2—StorrnvvGter Maintenance Program Evaluation • Task 3 — Enhanced Maintenance Program Development _ 44 Herrera will beresponsible for ongoing administration Ofthe project, including preparing invoices and progress reports, as well as coordination of work efforts with the City project manager (Sherry EdQuid). Hern2ra'sproject rnanager(ReboccaDugopu|ski)@ndcnntractnnGnGgervvi||hGveph0neunde-noai| contact with the City project manager and other City representatives on an as -needed basis with regard tnscope, schedule, budget, and invoicing issues. Henena'sproject nnanagOrwiUber05pOnSib|efOrOngoing administration Ofthe project, including preparing invoices and progress reports, G3well GScoordination Ofwork efforts with the City and SubCOnSu|t8ntS. on| � ' ~�* S � This task does not include routine project management check -in meetings. Working meetings are included ospart ofTask l "U D~ ��|�0 ����wnes * Monthly progress reports and invoices (PDF) Page 1of3 se tukwila-emp-scope-amendment3 51* stJ m 4* 11 � go The Herrera team will finalize the Data Gaps and Needs Assessment technical memorandum. The technical noOnoonandurn will document the Cit/s existing sturrnvvatUr program and identify gaps in the program as defined by the 2034-2029 National Pollutant Discharge Elimination System (NPOES) Phase || municipal storrnvvat2r permit (Phase || permit). S 0����8���Is � n Herrera will update the Data Gaps and Needs Assessment technical memorandum baseupdates to the EMP in Task 3. d � nnany • This task does not include a review by the City or any working meetings. w This task does not include assistance with code amendments, policy updates, Ordesign standard updates necessary to implement new prOgn3nnS (if applicable) or to meet new Phase || permit requirements. liver ver 41 I -1 .� � Final gap analysis and needs assessment technical memorandum fVrSubtask 2.4 0/Vond and POR 41, The Herrera team will work with the City to develop that addresses Ecology's comments frMarch 2026 that is focused on the following topics: o GnEMP m • Ufpnclecosts for the street sweeper, vactortruck, and decant facility w Elaboration On how the street sweeper, vactOrtru[k and decant facility will provide additional water quality benefits s UmotW*11S • (per the City's grant agreement with Ecology). g Two virtual working meetings will be scheduled with the City (up to 1 hour each) to develop the draft EMPand discuss Ecology's comments. • The draft EK4P will be reviewed by the City. The revised draft EMP will be reviewed by Ecolo y se tukwila-empscopeamendmenO 2 of3 HE � • The City will be responsible for posting the revised draft and final EMP to EAGL for Ecology's review. • Ecology will provide an acceptance letter once their review of the EMP has been completed. diver Vas • Draft (Internal Review Draft), revised draft (Ecology Review Draft), and final EMP (Microsoft Word and PDF) • Responses to Ecology's comments on the revised draft EMP (Microsoft Excel) Task Deliverable/Meeting Timeline Task P — Prove t Management Monthly invoices and progress reports May — Nov. 2026 Task 2 — Stormwater Maintenance Program Evaluation Subtask 2.4 — Prepare Data Gaps and Needs Assessment Final gap analysis and needs assessment technical memorandum Nov. 2026 Task 3 — Enhanced Maintenance Plan Development Draft EMP (for City review) July 2026 Virtual working meeting #1 July 2026 Revised draft EMP (for Ecology review) Aug. 2026 Virtual working meeting #2 Sept. 2026 Responses to Ecology's comments on revised draft EMP Oct. 2026 Final EMP Oct. 2026 a The proposed project timeline assumes that the notice to proceed will be issued on May 4, 2026 se tukwila_emp_scope_amendment3 3 of 3 ay 18,;2026, or sooner. 8 HERRERA HERRERA Cost Estimate for Herrera Project No. 4/27/2026 Herrera Labor based on: City of Tukwila Enhanced Maintenance Plan - Amendment 3 23-08291-000 Burdened Labor Rates Task No. Task Start D Task End Date , Dugopolski, Rebecca Engineer VI $293.07 Chechanover, Julianne Engineer IV $192.59 Jackowich, Pamela Administrative Coordinator IV $150.50 Maloof, Charles Project Accountant III $145.56 4 Project Management 0/2026 Total Hours per Task 10 Subtotal Labor $1,939 Subtotal Herrera Labor $1,939 Grand Subtotal Grand Total $1,939 2 Stormwater Maintenance Program Evaluation 10/1/2026 30/2026 $1,959 $1,959 Enhanced Maintenance Plan Development 11/30/2026 56 8 78 $16,092 $16,092 18 64 12 4 98 9,989 $19,989 $19,989 Note: Herrera adjusts labor rates annually in January unless contract specifies otherwise. 9