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Home My WebLink AboutPPP Budget Increase 5-60 Oct 2015 Orange County Sanitation District Construction in Newport Beach Newport Force Main Rehabilitation Wednesday, October 7 , 2015 Completed1 in Phase TO PLANT 2 a > < � m o t L W •- • • ,(� O M+MOM _x i ST CROSS OVER ,fit EXIST C6SS OVER #2 � wTreMra —J4 F Z FouY.orr.a O .A woo+c >r or1 arooF a`w.� w>xww - � �wenwrw iwrw arrarr COAST HW+NVAYr.o rw�rme.we w. wa.weur `F�Fn--cn o.c.wT (Fl onF cw � � s frr `eAr BmD[+E ` e}M EXIST CROSS VKVEYAULT OVER p3 nwr � 0 NEWPORT ~ CHATNFl LIDO Vww CIO FU LIDO EAST F4 co r• Cured-in-place p*--- Jack and Bore Open Trench Microtunnel �Y: -- V PhaseWork2 TO PANT 2 > a/ [ g J ~ 4:O p _x i ST CROSS �pD �Q OVER �It EXIST OSS /6 OVER #2 M.reae.a J � rouv.o.n.a z .wroawa rwr� W,v QCN 111wN w•wiu 4 n an. iI1Y111�R OOR LCR A1d�pw I�M'M �011p7M� ww r iw w x■o.i aamr �rrr�ara /�eruart /I/f COAST wICfM'A'I IirIM QATwp K• K.O 1111w11 1�fA iY ld� erw�r to e�w- •�.mwo.�owro�r ■tw u-wn o.ea art -ww:�-wo.e w�a•r SAY BRIDDE is W. VALVE VAULT EXIST CROSS a :—T OVER p3 urea I c�►iw� � .-. n�rs Er y I o NEWPORT ~ C`WtFl O LIDO vww Fu UDO EAST FLr CD Cured-in-place p--- -: "°°" Open Trench Abandonment Project Cost: City of Newport Beach and Caltrans Permitting • Additional staff costs incurred by City and Caltrans Additional traffic and road impacts — Dual shifts related to City-mandated work hours — Review of modified traffic control drawings • City, Caltrans increased permit fees to cover additional staff costs for both Phase 1 and 2 Project Cost: Unexpected Construction and Traffic Complexity • Major construction issues and traffic impacts during Phase 1 greatly increased OCSD staff effort • Traffic impacts will continue to be an issue I under Phase 214 construction =: • Additional budget required for associated OCSD staff time Project Cost: Construction Testing Services _ • Cal Trans required significant increase in paving limits from what is required by Contract Documents • Changed conditions from microtunneling required additional potholing and survey work • Tunneling changed to open cut; increased paving and soil cement testing • Additional sampling required as part of Lido Force Main rehabilitation not in original contract • Phase 1 construction testing exceeded allocated budget; addition funding required to complete Phase 2 &h `' Project Cost: CommunitySupportOutreach • Multiple community outreach meetings . .: , were conducted during Phase 1 and ' ° 111 ' prior to the start of Phase 2 construction vuauewro wcaewrcouwrruwurak asu¢r wir,awwr xoa Community outreach hotline staffed 24 WHAT IS * �! • Y THIS PROTECT? Mmerc,tl youkma,tltiie rearoQarM pvripro a..eseb twopasaa projen.A Pl 1 Ma Ge wslzed and repteae.nlaa The d, D,NL P_F.a teen oon nn be and SMAWni ditW�n Ge reple lied in.a dretl locsoi NcwPat rma epGea,lee b nayn�SepewiGer. aaaynee M x kotelke b Ur hours/7 days a week loin Project is l�xated abry ' epI pnNe�ya mnr blew mMdi d Me rpee in areal b Pact Chest Ni�rwq(p('lll atiy Mne e e road fin wo make tM aatruclbn poceea GMween Piuevcf Strad arM Paeeas Irs irarutww b tke G�nefaes Gy Doug pn�c nrM reGeGllltalea T»a_is caeee a e _N ^°� ^8 erlwways Me Newport rva Mein system bra men'N h n—Met plmse I bs heel[vTleled. • Two-phased construction has made per.,,�ppeG� � �°"°°'Faro phne2wleamWde Me M rcnha dPCN ar refbGiieUN dlhe Newport 8 sysem ate one an Me eNM elan tl Pal Fora Main eystem nna property d a ex tierrN Iva nmin potion d,m pipone court etrMon dam tad w�no br�ger -W.from 2&to 3&kches Ge reaMOMed,wNce meena Ge in ree. starting the Phase 2 more sensitive to ��man�`p� f—a nllnn irmtMaaot reMNlllalun retn::es:'lack � aiM Gore repbceTne,Nan cul replmemnn.�iicr:.tunrolln� ' ublic concerns due to construction �pame a ape raMtr.•.tNiort Th.10 1 p / tok1G of pPa t 5 n,1cee a relwliilltalaei 5mlis i "fatigue" Businesses • Significant ongoing traffic and road Are Open banenroro�aa Me Guti,duee ► ; one romnnee impacts continue to require additional �2a° community outreach efforts not currently budgeted Kiewit Infrastructure West Cost: Lido Pump Station Force Main West Lido Pump Station E Lido FM y • q� 8 1 5 85- 0095-OOMI , force main was found to sej °'°°°°'° f4S550J-00 be badly corroded 7 4 e ry 4 • West force main repaired by Phase 1 change order 0 N • East force main may require repair during P 1000d5-0id N•�V Phase 2 Pipeline to be assessed 1:3,266 0 0.0275 0.055 Standard manhole — Local sewers —Gravity main ; 1 0 0.0425 Q085 Sewer Taps Laterals(pvt) Force main --.N.aE..-e...PS e Z: Ib65.FM.N -N.OeaBae ION.N•tle9 ••Air Release Line Kiewit Infrastructure West Cost: Cumulative Construction Cost Impacts • Phase 1 traffic control changes impacted the sequence of work resulting in additional Contractor resources not accounted for in the negotiated costs of specific changes • Significant unknown conditions throughout Phase 1 resulted in impacts to productivity of Contract work • Double shifts, including nights and weekends, were needed to complete the Phase 1 work by early summer 2015 • Cost impacts still being negotiated with Contractor; expected to be significant Costs of addressing unknown conditions requires additional contingency toprevent q g Y delays Construction Contract - • Amount JL Original construction contract $36,715,000 Current Approved Contingency $7,343,000 20% Requested Contingency Increase $3,671,500 10% Requested Construction Contingency $11,014,500 30% rojectBudget Request • • Current Project Budget $58,087,000 Requested Budget Increase $5,913,000 Adjusted Project Budget $64,000,000 • 1; tool , 00 Questions T-'L� Ai- At about 10 A . N. on March 7 , 1981 , one section of the Newport Beach sewer system ruptured • flooding the Pacific Coast Highway with raw sewage . Break was located near the Balboa Bay Club.