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Home My WebLink AboutReg 2021-05-03 Item 5D - Bid Award / Contract - Sewer Lift Stations #4 and #12 Retrofits with Gary Harper Construction for $342,411 (Plus Contingency and Sales Tax)COUNCIL AGENDA SYNOPSIS Initials Meeting Date Prepared by Mayor' review Council review 05/03/21 JR ITEM INFORMATION ITEM No. 5.D. 27 STAFF SPONSOR: ADIB ALTALLAL ORIGINAL AGENDA DATE: 05/03/21 AGENDA ITEM TITLE Sewer Lift Stations No. 4 and No. 12 Retrofits Bid Award to Gary Harper Construction, Inc. CATEGORY ❑ Discussion Mtg Date ❑ Motion Mtg Date ❑ Resolution Mtg Date ❑ Ordinance Mtg Date Award 05/03/21 ❑ Public Hearing Mtg Date ❑ Other Mtg Date 11 Bid Mtg Date SPONSOR ❑ Council ❑ Mayor ❑ HR ❑ DCD ❑ Finance ❑ Fire ❑ TS ❑ P&R ❑ Police �� PW SPONSOR'S The Sewer Lift Stations No. 4 & No. 12 Retrofits were advertised for bids on March 31 and SUMMARY April 7, 2021. Two bids were opened on April 14, 2021 with the apparent low bid of $342,411.00 from Gary Harper Construction Inc. The contract includes electrical upgrades at Sewer Lift Station No. 4 and wet well rehabilitation at Sewer Lift Station No. 12. Council is being asked to award the bid to Gary Harper Construction, Inc. in the amount of $342,411.00. REVIEWED BY Trans&Infrastructure ❑ CommunitySvs/Safety Finance Com ❑ Planning/Economic Dev. ❑ Arts Comm. n Parks Comm. ❑ Planning Comm. COMMITTEE CHAIR: VERNA SEAL ❑ LTAC DATE: 04/26/21 RECOMMENDATIONS: SPONSOR/ADMIN. COMMITTEE Department of Public Works Unanimous Approval; Forward to Regular Consent Agenda COST IMPACT / FUND SOURCE EXPENDITURE REQUIRED AMOUNT BUDGETED APPROPRIATION REQUIRED $342,411.00 $750,000.00 $ Fund Source: 402 Sewer Fund, 2021 CIP Pgs 68 & 71 MTG. DATE RECORD OF COUNCIL ACTION 05/03/21 MTG. DATE ATTACHMENTS 05/03/21 Informational Memo dated 04/23/21 2021 CIP pages 68 & 71 Bid Tabulation Minutes from Transportation and Infrastructure Committee meeting of 04/26/21 27 28 City of Tukwila Allan Ekberg, Mayor Ptrbbir Works ticpnrtrrrent - HariPorrnekanti, Director/city Engineer INFORMATIONAL MEMORANDUM TO: Transportation and Infrastructure Services Committee FROM: Hari Ponnekanti, Public Works Director/City Engineer BY: Adib Altallal, Utilities Engineer CC: Mayor Allan Ekberg DATE: April 23, 2021 SUBJECT: Sewer Lift Stations No. 4 and No. 12 Retrofits Project Nos. 91640202 & 90440207 Bid Award to Gary Harper Construction Inc. ISSUE Award contract to Gary Harper Construction Inc. for the Sewer Lift Stations No. 4 and No. 12 Retrofits Project. BACKGROUND During the cleaning and routine inspections of the sewer lift stations by City crews, they discovered corrosion of the wet well at Sewer Lift Station No. 12. The damaged concrete will be repaired and the entire wet well will be recoated. The control panel at Sewer Lift Station No. 4 is in poor and the condition is located deep below grade. The panel will be moved into an enclosure above grade. ANALYSIS A call for bids was advertised for the Sewer Lift Stations No. 4 and No. 12 Retrofits Project on March 31 and April 7, 2021. Two contractors returned bids to the City on April 14, 2021. The confirmed lowest bid was Gary Harper Construction, Inc. with a bid of $342,411.00. The Engineer's Estimate was $442,602.00. Gary Harper Construction Inc has done satisfactory work for the City in the past. BUDGET AND BID SUMMARY Gary Harper Construction Inc Contingency 20% Grand Total Engineer's Annual Sewer Bid Amount Estimate 2021 Budget $ 342,411.00 $442,602.00 68,482.20 $ 410,893.20 $ 442,602.00 $ 750,000.00 RECOMMENDATION Council is being asked to award the construction of Sewer Lift Stations No. 4 and No. 12 Retrofit Projects to Gary Harper Construction Inc., for a total contract amount of $342,411.00 and grant budget authority to the Project Management Team up to the amount of $410,893.20 (20% contingency and 10.1% sales tax) and consider this item on the Consent Agenda at the May 3, 2021 Regular Meeting. Attachments: Page 68, & 71 2021 CIP Bid Tabulation https://tukwilawa.sharepoint.com/sites/publicworks/engineering/PW Drop Box/01 TIC Agenda/2021 Agenda Items/TIC 04-26-21/d. Sewer Lift Station 4 8 12/Info Memo Bid Award Gary Harper Construction Inc.docx 29 30 CITY OF TUKWILA CAPITAL PROJECT SUMMARY 2021 to 2026 PROJECT: Annual Sewer Repair Program Project No. 9xx40201 Reduce sewer line infiltration and inflow (I & I) through groundwater intrusion or storm events as a DESCRIPTION: result of damaged deteriorating systems or illicit connections. Includes small repairs and capital maintenance. JUSTIFICATION: Decreases treatment, discharge, and pumping costs. STATUS: Annual program is determined after pipeline TV inspection reports are completed. MAINT. IMPACT: Less maintenance costs through rehabilitation of aging system. COMMENT: Ongoing project, only one year actuals shown in first column. FINANCIAL Through Estimated (in $000's) 2019 2020 2021 2022 2023 2024 2025 2026 BEYOND TOTAL EXPENSES Design 0 15 75 75 70 70 70 70 500 945 Land (R/W) 0 Const. Mgmt. 10 112 120 105 105 115 115 200 882 Construction 0 75 750 800 700 700 700 700 1,000 5,425 TOTAL EXPENSES 0 100 937 995 875 875 885 885 1,700 7,252 FUND SOURCES Awarded Grant 0 Proposed Grant 0 Mitigation Actual 0 Mitigation Expected 0 Utility Revenue 0 100 937 995 875 875 885 885 1,700 7,252 TOTAL SOURCES 0 100 937 995 875 875 885 885 1,700 7,252 Project Location: Entire System 2021 - 2026 Capital Improvement Program 68 31 CITY OF TUKWILA CAPITAL PROJECT SUMMARY 2021 to 2026 PROJECT: Sewer Lift Stations & Generator Upgrades Project No. 90440206 DESCRIPTION: This project will be used to replace/upgrade the seven sewer lift stations and backup generators in phases. JUSTIFICATION: Aging sewer system requires the replacement of motors, pumps, and controls at older lift stations to reduce maintenance. Generators have a lifespan of 15 years and need to be replaced more frequently than pumps. Sewer Lift Stations No. 3 & 4 are at the end of their life cycles and need to be rebuilt with backup generators. STATUS: Lift Station No. 4 is scheduled for 2020/2021, and Lift Station No. 3 is scheduled for 2024/2025. Lift Station No. 5 is in beyond. MAINT. IMPACT: New pumps will reduce the liability of the existing pumps that are obsolete and prone to fail. COMMENT: Additional right-of-way or property will be required for the new backup generators to be installed. FINANCIAL Through Estimated (in $000's) 2019 2020 2021 2022 2023 2024 2025 2026 BEYOND TOTAL EXPENSES Design 5 5 20 20 100 150 Generators 50 25 10 10 10 105 Const. Mgmt. 10 10 50 50 100 220 Construction 300 200 400 400 700 2,000 TOTAL EXPENSES 0 365 240 0 0 480 480 0 910 2,475 FUND SOURCES Awarded Grant 0 Proposed Grant 0 Mitigation Actual 0 Mitigation Expected 0 Utility Revenue 0 365 240 0 0 480 480 0 910 2,475 TOTAL SOURCES 0 365 240 0 0 480 480 0 910 2,475 32 2021 - 2026 Capital Improvement Program 71 CITY OF TUKWILA 's Estimate Total Cost EA 0 0 o o 0 0 0 0 vi h EA co 0 0 0 M EA $ 3,000.00 $ 270,000.00 J $ 12,500.001 $ 500.00 $ 1,000.00 0 0 0 0 69- I $ 20,000.001 $ 347,000.00 I $ 20,000.00 $ 10,000.00 $ 15,000.00 $ 5,000.00 $ 55,000 I $ 40,602.00 $ 442,602.00 TOTAL BID Unit Cost 3b,000.UU $ 1,000.00 $ 3,000.00I $ 3,000.00 $ 270,000.00 I $ 12,500.00 $ 500.00 $ 1,000.00 0 O 06 O EA I $ 20,000.00 Subtotal $ 20,000.00 $ 10,000.00 $ 15,000.00 $ 5,000.00 Award Construction Inc Total Cost 3 ,000.U1.1 $ 2,000.00 $ 3,000.00 o 0 0 0 O O 0 0 (O O O EA EA I $ 35,000.00 I 0 0 O O 0 0 ON EA to $ 1,000.00 $ 20,000.00 197,000.001 $ 60,000.00 $ 10,000.00 $ 60,000.00 $ 5,000.00 $ 147,000I $ 34,744.00I $ 378,744.00 Unit Cost EA o 0 0 0 EbO r. $ 3,000.00 00'000'006 $ 00'000'9 $ $ 35,000.00 0 0 0 00 o 0 N -- EA EA I1,000.00 0 0 0 O N EA $ 60,000.00 $ 10,000.00 $ 60,000.00 $ 5,000.00 TOTAL BID Gary Harper Construction Inc Total Cost 3 ZU,bUU.UU $ 4,800.00 I $ 3,000.00I $ 3,800.00 $ 85,400.00 J $ 43,900.00I $ 7,700.00 $ 1,000.00 0 o O O o EA $ 20,000.00 J $ 191,200.00 )1 $ 46,300.00 $ 10,000.00 $ 30,000.00 $ 5,000.00 $ 342,411.00 $ 46,300.00 $ 10,000.00 $ 30,000.00 $ 5,000.00 Subtotal Sale Tax 10.1% II 1 I - TOTAL ESTIMATE Unit Cost EA O O O 0 co O N $ 3,000.00 $ 3,800.00 $ 85,400.00 $ 43,900.00 $ 7,700.00 $ 1,000.00 O 0 O O O t- EA O 0 O O O O N EA April 14, 2021 'E' (n 0 J J < LL CO CO J J (n J 0 0 J J QI a < LL CO J CO CO J J (n CO J J T E N lule A: Lift Station No. 4 mobinzation Temporary Water Pollution/Erosion Control Resolution of Utilitiy Conflicts Project Temporary Traffic Control Electrical Temporary Bypass Pumping I Site Restoration Trench/Excavation Safety Electrical Permits Unexpected Site Chages ule B: Lift Station No. 12 Mobilization Wet Well Cleaning and Lining Wet Well Concrete Spelling Repair Bypass Pumping Unforeseen Conditions Contingency 7 N < < Eh < Y N < < N < f` < Eq < 0 < 0 Q O z 7 N M N 00000 33 34 Transportation & Infrastructure Services Committee Minutes April26, 2021 D. Bid Award: Sewer Lift Stations No. 4 & No. 12 Retrofit Staff is seeking Council approval to award a contract to Gary Harper Construction, Inc. in the amount of $410,893.20 for construction of the Sewer Lift Stations No. 4 and No. 12 Retrofit Projects. Committee Recommendation Unanimous approval. Forward to May 3, 2021 Regular Consent Agenda II. Miscellaneous Chair Seal mentioned recent Waste Management service issues and encouraged communications to the community. The meeting adjourned at 6:08 p.m. Committee Chair Approval Minutes by LH 35