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Home My WebLink AboutArdurra Board Presentation 2-21-23 1.4 .--•- •••••••4-..."a-.'-- ___ _ . Ili\17.kiim , 1 IMi 1*.m..1 .11111.11 ":11111- • ' --, --7-..;?,7, i uosiorr r A i 1 t e k77 m g I•''',''''--—' .__ :47:P11\21, - Q r:;-,.••• -11, 4e.r--; 'All i 1 k 1**Attk .4irli I/ i I. Peters Creek Water Reclamation Facility / //\\ and Pipeline Project Bi U ateCOLLABORATE.INNOVATE.CREATE. February 21, 2023 PC WRF "� 7\ Bid Summary 7 • Project bid 12/21/22 at $65.5 M • Pipeline portion on budget • Plant over budget , w,� Pipeline Board deferred action 1/3/23 to allow -�; . staff to investigate bid and negotiate " e:tx, with the contractor or seek other *¢ alternatives :11116\4\„..,.\ ARDURRA Bid Investigation • Large backlog in Florida resulting in less competition between general contractors Labor shortage in NE Florida • Average cost of labor has doubled to $48-52 /hr • Equipment rental costs doubled • Subcontractor shortage resulting in less competition and higher pricing • Market data indicate recent WRF bids in Florida range between $50- $60/gal • Peters Creek WRF original bid was $44.58/gal 1RDURRA 3 Schedule of Events Accomplished multiple tasks concurrently: • Contractor Voluntary Reduction • Process Design Alternatives • Key Stakeholder Updates Task Start Date Completion Dec-22 Jan-23 Feb-23 Date ®22 23 24 25 26 27 28 29 30 31 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 Bid Opening 12/21/22 2/17/23 I Board Meeting to Defer 1/3/23 I Action Voluntary Reduction 1/5/23 Kickoff Meeting Wharton-Smith Voluntary 1/6/23 2/13/23 --- ' Reduction _ Ardurra Alternatives 1/6/23 2/13/23 ' I Analysis Voluntary Reduction 2/14/23 Review Meeting I GP Stakeholder Outreach 1/25/23 2/22/23 II Board Update 2/21/23 / / ARDURRA 4 Discussion Items _•. Contractor Voluntary Alternative Recommendati ; Reduction Treatment Options & Next Steps ARDURRA Discussion Items �•r Contractor Voluntary Alternative Recommendation Reduction Treatment Options & Next Steps 1RDURRA Before and After . . „...,•. ..„ _:___ ...-,._,- ..____1\_. .,„ __ . . ., _ ___., \ _ , , -(1:,-- - ..-•-• x ___, \„, <,, .\ - - -,----. I a, 1. ,__--- 1 5 .mow ■ Ty,- \ = rono �� MR,MIME POND • . • • • • in'z 171:7 °''''' '''''' '. - I .f c . mo I 4 ',.,.4,:•E'r'.i'calil Y.ON6[.ao/2 1 - - O.0I11.01 Monty • • NM ..am.Cn ARDURRA \ . • MM.Of Run..n• (.dU ND S..ccEss MMur Contractor Voluntary Reduction /i--- , .,, .Precast RCW Bldg �� W i I I'� .�-.— 1( —( r i J I ,,;,� .c-��+�i� Chemical Bldg _� :. I�:� =IL Carrousel �'� `� dirk_ 11 �`� Reconfiguration N. ' '� xi ian I �`' 1 Metal Maint/Ops/ 1 wr 1 sim, _ Electrical Bldg 4 i * r ❑ n a g ' ,-L. :1 - Odor Control and JJ o-Q ®- Re 17i`;1 Grit Removal Hig1 o. Jr on / \� � Pump Stations , on E Q p Q 2` u : 454 s1, ' 'Mir" _ - Operations Bldg ' 1 - 1 : 1 and Parking Lot J. ARDURRA I ! Contractor Voluntary Reduction • Finalizing costs for March 7 Board • "J20% reduction in plant cost • ^'17% reduction in total cost relative to original bid • .. • • . - . original Contractor BicrIlltw Contractor General & Administrative $ 3,150,100.00 $ 3,150,100.00 Interim Plant Mods $ 800,000.00 $ 800,000.00 Plant $ 54,467,000.00 $ 43,572,126.00 Pipeline $ 7,119,900.00 $ 6,736,261.00 Plant Prepurchase $ 9,935,003.20 $ 7,841,003.20 Pipeline Prepurchase $ 8,063,432.00 $ 7,651,600.00 otal Plant Cost . 2,103.20 54,563,229.2 i lant $/GAL* 44.58 35. - ARDURRA otal Project Co ,435.20 69,751,090. *$/GAL based on costs associated with Plant only (highlighted rows) Discussion Items r _....r_ Contractor Voluntary Alternative Recommendation Reduction Treatment Options & Next Steps 1RDURRA Alternative Treatment Op _____ -01 i 4 _-4 ;; '7' ram►. at Nine alternatives 1 �� ,`�J evaluated r focused on I r �th 1 process options _l Alternative Summary Table [ - Alternative Description Result �'=--" 1 Original Design No change, No savings _ 2 Original Design + Smaller Ditch Lower Cost Savings 3 2 Davco Tks w/ Membranes i Feasible, Lower Cost Savings 4 12 Davco Tks w/ 60' Diam Clarifiers I Feasible, Lower Cost Savings 5 1 Davco Tk w/ Membranes Feasible, Lower Cost Savings 6 2 Davco Tks w/ Internal Clarifiers Lower Capacity (0.9 mgd), Less Savings 7 PC/Mid Clay WWTP Interconnection Lowest Regional Capacity, Very Limited ROI 8 2.56 mg Pond West Side of Site Larger Pond Vol, Less Cost Savings 9 1.28 mg Pond West Side of Site Less Cost Savings ARDURRA 10 1.28 mg Pond On Site Highest Cost Savings 11 ReductionContractor Vo untar Pros Cons • Additional $3.5M in voluntary reduction • Larger area to construct • Provides higher level of nitrogen removal • Exposed liner replacement every 15 yrs • Accessing mechanical equipment in pond labor _ ' •::-ter' intensive Y ,p,, �.;, • • Operator familiarity, spare part and equipment differences relative to Carousel standard ; a _ ` , •1 1 !_ + i= r _ -i"' ' i ' _—mow tik r ARDURRA 12 Discussion Items __.. Contractor Voluntary Alternative Recommendation Reduction Treatment Options & Next Steps 1RDURRA Recommendation • Accept Contractor Voluntary Reduction of $13.8M • $36/gal versus $50-60/gal in current market • Construct the carrousel based system • Best value, meets existing project schedule • Takes full advantage of pre-purchased equipment • Operations are familiar with this process • Spare parts are interchangeable between plants • Will be expandable to achieve additional nutrient removal in the future • •I . • I • :•• 1 - • . • : •. General & Administrative $ 3,150,100.00 $ 3,150,100.00 $ 3,150,100.00 Interim Plant Mods $ 800,000.00 $ 800,000.00 $ 800,000.00 Plant $ 54,467,000.00 $ 43,572,126.00 $ 40,302,318.00 Pipeline $ 7,119,900.00 $ 6,736,261.00 $ 6,736,261.00 Plant Prepurchase $ 9,935,003.20 $ 7,841,003.20 $ 7,841,003.20 Pipeline Prepurchase $ 8,063,432.00 $ 7,651,600.00 $ 7,651,600.00 otal Plant Cos 67,552,103.2 54,563,229.2 1,293,421.20 44.5M, 35.9= 33.74 ARDURRA otal Project 83,535,435.2L69,751,090.20-7 6,481,282.20 *$/GAL based on costs associated with Plant only (highlighted rows) N ext Ste ps • Return March 7th with proposed contract with Wharton-Smith, Inc. • Finalize cost • Begin conforming drawings • Substantial Completion remains December 2024 • Proceed with gopher tortoise removal now through Ardurra sub 1RDURRA 15 • i -�.'I^lark , - vs 11111- All. :111k"1 Q 101* 4. /\\/ u e st 10 n s ? ARDURRA COLLABORATE.INNOVATE.CREATE. 16 1.4 .--•- •••••••4-..."a-.'-- ___ _ . Ili\17.kiim , 1 IMi 1*.m..1 .11111.11 ":11111- • ' --, --7-..;?,7, i uosiorr r A i 1 t e k77 m g I•''',''''--—' .__ :47:P11\21, - Q r:;-,.••• -11, 4e.r--; 'All i 1 k 1**Attk .4irli I/ i I. Peters Creek Water Reclamation Facility / //\\ and Pipeline Project Bi U ateCOLLABORATE.INNOVATE.CREATE. February 21, 2023