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Agenda 09/13/2011 Item #16C 89/13/2011 Item 16.C.8. EXECUTIVE SUMMARY Recommendation to approve a work order in the amount of $343,620 to Douglas N. Higgins, Inc., for the Sub Master Pump Station 312.41 Rehabilitation, Project Number 70046, under contract 08- 5011, Fixed -Term Underground Utilities Contract. OBJECTIVE: The public purpose of rehabilitating Sub Master Pump Station 312.41 is to remain in regulatory compliance, and meet the demand for reliable wastewater treatment services. CONSIDERATIONS: On June 24, 2008, as Agenda Item IOG, the Board of County Commissioners (Board) adopted the 2008 Wastewater Master Plan Update that identified the requirement for rehabilitating wastewater pump stations. The proposed scope of work for Project 70046, "Lift Station /Sub - Master Pump Station Technical Support," is consistent with the 2010 Wastewater CIP Update, page 2 of 4, line 66, as identified in the 2011 User Fee Rate Study. A sub master pump station handles wastewater flows from a large regional area and pumps directly to a master pump station. This critical sub master pump station (312.41) is located to the southeast of the intersection of White Lake Boulevard and City Gate Boulevard within the South County Regional Water Treatment Plant site east of CR951 at City Gate Boulevard. The pumps at the station are corroded and performing below specification. The piping is corroded to the point of reducing flow. The concrete wetwell shoves signs of corrosion and is being coated to maintain its structural integrity. Electrical systems require new control panels to accommodate the permanent emergency generator, automatic power transfer switch, and variable frequency drives. Combining the correction of all these deficiencies into one project minimizes mobilization costs and impacts to the public. The project's scope of work includes the installation of pumps, piping, electrical gear, and a permanent emergency generator. Rehabilitating this high- priority sub master pump station is part of a multi -year program that addresses approximately 10 stations per year within the installed base of 750 -plus pump stations. Request for Quotation Number 08 -501 1 -53 "Sub Master Pump Station 312.41 Rehabilitation" was posted on August 8, 2011, and distributed to all vendors of the Fixed -Term Underground Utilities Contract 08-5011 via the county's electronic bid process. Of the five vendors notified, four submitted quotations by the August 22, 2011, deadline. The quotations received are summarized in the table below. Vendor Quotation Douglas N. Higgins, Inc. $343,620.00 Haskins, Inc. $362,365.00 Quality Enterprises, Inc. $369,923.00 Mitchell and Stark $471.868.00 Packet Page -2384- 9/13/2011 Item 16.C.8. Staff reviewed the proposals and determined Douglas N. Higgins, Inc., to be the lowest responsive and qualified vendor, with a quote that is $38,511 (10 percent) less than the engineer's estimate of probable construction cost of $382,131. The design professional's recommendation letter dated August 22, 2011, recommending award to Douglas N. Higgins, Inc., is attached. The Purchasing Department has reviewed the information in this Executive Summary. FISCAL IMPACT: Funding is available in, and is consistent with, the FYI I Capital Budget approved by the Board on September 23, 2010. The source of funding is the Wastewater User Fee Fund (414). LEGAL CONSIDERATIONS: This item is legally sufficient for Board action and requires a majority vote. - JBW GROWTH MANAGEMENT IMPACT: This project meets current Growth Management Plan standards to insure the viability of public facilities. RECOMMENDATION: That the Board of County Commissioners, as Ex- officio the Governing Board of the Collier County Water -Sewer District I . Approve the award of a work order in the amount of $343,620.00 for Sub Master Pump Station 312.41 Rehabilitation to Douglas N. Higgins, Inc.; and, 2. Authorize the Chairman to sign and execute the work order. 3. Approve the extension of the Master Agreement until March 10, 2015 to coincide with the work order. Prepared By: Zamira Del Toro, Project Manager, Public Utilities Planning and Project Management Department Attachments: Attachment 1: Work Order Attachment 2: Bid tabulation Attachment 3: Engineer's letter of recommendation Attachment 4: Timeline Attachment 5: Project location Packet Page -2385- 9/13/2011 Item 16.C.8. COLLIER COUNTY Board of County Commissioners Item Number: 16.C.8. Item Summary: Recommendation to approve a work order in the amount of $343,620 to Douglas N. Higgins, Inc., for the Sub Master Pump Station 312.41 Rehabilitation, Project Number 70046, under contract 08 -5011, Fixed -Term Underground Utilities Contract. Meeting Date: 9/13/2011 Prepared By Name: DeltoroZamira Title: Project Manager,Public Utilities Engineering 8/19/2011 11:41:07 AM Approved By Name: Steve Messner Title: Plant Manager,Water Date: 8/23/2011 9:28:17 AM Name: NagySteve Title: Manager - Wastewater Collection, Wastewater Date: 8/23/2011 11:22:02 AM Name: ParkerNicole Title: Contracts Speciaiist,Purchasing R General Services Date: 8/23/2011 11:23:21 AM Name: CarnellSteve Title: Director - Purchasing /General Services,Purchasing Date: 8/23/2011 2:03:44 PM Name: HapkeMargie Title: VALUE MISSING Date: 8/24/2011 10:48:34 AM Name: ChmelikTom Title: Project Manager, Principal,Public Utilities Engine Date: 8/24/2011 10:51:01 AM Packet Page -2386- 9/13/2011 Item 16.C.8. Name: PajerCraig Title: Project Manager, Senior,Public Utilities Engineering Date: 8/24/2011 3:48:22 PM Name: JohnssenBeth Date: 8/26/2011 9:24:38 AM Name: WhiteJennifer Title: Assistant County Attorney,County Attorney Date: 8/26/2011 12:44:15 PM Name: YilmazGeorge Title: Director - Wastewater,Wastewater Date: 8/28/2011 10:35:50 PM Name: KlatzkowJeff Title: County Attorney, Date: 8/29/2011 2:37:31 PM Name: UsherSusan Title: Management /Budget Analyst, Senior,OfFice of Manage Date: 9/2/2011 4:11:03 PM Name: KlatzkowJeff Title: County Attorney, Date: 9 /6/2011 3:17:41 PM Name: lsacksonMark Title: Director -Corp Financial and Mgmt Svs,CMO Date: 9/6/2011 3:32:55 PM Packet Page -2387- 9/13/2011 Item 16.C.8. WORK ORDER Contract # 08 -5011 Underground Utility Contracting Services Dated: August 23, 2011 This Work Order is for General Contractor's Services, subject to the terms and conditions of the Contract referenced above, for work known as: Project: Sub - Master PS312.41 Refurbishment -70046 The purpose of the work order is to provide underground utility services related to mechanical and --"* """ electrical upgrade for the PS.312.41. In accordance with Terms and Conditions of the Agreement referenced above this Work Order is assigned to Douglas N. Higgins Inc. Scope of Work: Replacement of pumps, piping and new generator is required, and the Contractor will be responsible for bypass pumping as described in the specifications and drawings. The Contractor is responsible for all required bypassing and shall provide power to pump station throughout construction. Task I - Generals: (Pre and post construction videos, and record drawings) ................................................... $ 2,420.00 Task II - Demolition, Relocation and Temporary Facilities.......... $ 23,635.00 Task III - Mechanical... , ...... —1 .......... ...................... ... $141,855.00 Task IV - Civil .............. . ................... ............................... $ 18,93u 00 Task V - Electrical .............................. ............................... $107,550.00 Task VI - Site Restoration... . ................................................ $ 3,200.00 Task VII - Mobilization / Demobilization ...... ............................... $ 1,210.00 Total Task I, II, III, IV, V, VI and V{ I ....... ............................... $298,800.00 Lump Sum Task VIII - Owner Directed Allowance for Geological or Corrosion Unforeseen Conditions ...... ............................... $ 44,820-.00 Time and Materials T - .otal Task 1, 11, 1110 IV, V, VI, V11 and Vlll ............... $343,620.00 Liquidated Damages: Per RFQ letter from Collier County and per contract 08 -5011. Schedule of Work: The scope of work defined herein will commence upon notice to proceed, and are estimated to be completed within 240 days after all materials are received. Com nsation: The County will compensate Douglas N. Higgins Inc.; an amount not to exceed $343,620.00 as noted above, and as provide n the attached hereto. o PREPARED i3Y: �,f i { � - `�7-C .7 Zarnira Del Toro, Project Manager Date Planning and Project Management Department APPROVED BY: � � �'1V� -- � _.. ,�� � t j Craig P r, P.E,; rincipal Project Manager -� pate - Planninaj5hd Project Management Departrent I-IT—IL APPROVED BY: f7 '- T m Chmelik, P.E., Director Date Planning and Project Management Department Packet Page -2388- 9/13/2011 Item 16.C.8. APPROVED BY: TM Steve Nagy, Colloctio s Malta -1W ant Date APPROVED BY,,. nk (r ' rna, ('lower Sys �+ar Manager -�VdW Department f;J�,to r I .:a t3Gtr ,.itxrtseil, 4" �r sir_rst�tr CJpun3tlan : ivtan�tger tlr6te APPROVED BY t, fitk rs R4ra <; rrt�r, Wasleveator Cra>artment Drxectur t REVIEWED By- Nir'%olO P trka cr' J''rrs : t asinn Cont. ,r, Speeislist Palo APPROVED OY� i G zr4le Yi rna I'1t17 F r.lric tkii!iorr ActminiY a.tor ACCEPTED BY: DOUGLAS N. HIGGINS INC.----------- ._.___ ..------------ __._._----------- �cjraature t�f A",I tkJYEv-d i,a ?TT11'yRrryi i,)lflGe. I fype crr Print Name and Tille Witnesses (2) CI?�rT�+�ur t+ .r � ,ril,pnulurr� I r ATTEST,- D,--J t F. Brack Cltrl B Nn, A.RD OF COi' CO:vDMISSIO:�ERS B�' Coler County, Flonda D��ut }• Clerk Approved as to Foun and LezaISuffi ienct•: ?usista aunl -" Attomev 7"1 By: Chairman Packet Page -2389- 9/13/2011 item 16.C.8. C° O C O m 6 0 R__ a R On i-1 (n C n 3 C _� P a i V t. P 1• P n P I. 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ITIETRATECH August 22, 2011 Ms. Zamira DelToro Project Manager Collier County Public Utilities Planning and Project Management Department 3339 Tamiami Trail East, Suite 303 Naples, FL 34112 Subject: Lift Station 312.41 improvements Recommendation of Contract Award Dear Ms. DelToro: We have completed our review of the bids submitted for the above - referenced project. The bid tabulation is attached. The lowest apparent bidder was DN Higgins with a bid of $343,620. The engineer's estimate for this project was $382,131. We recommend that the contract be awarded to DN Higgins in the amount of $343.620. If you have anv questions regarding this project, please do not hesitate to contact me. Sincerely, Tetra Tech, Inc. h� p i11'1fYt�n,. - j 1 nniiI r 1- Woodall. P,EI �v ice President Packet Page -2391- Tetra Tech, inc. 9/13/2011 Item 16.C.8. 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