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HomeMy WebLinkAboutPPP Dover Drive 5-63 Contingency Increase_Dec 2015 S A N l Tq T�o�L Q � Orange County SanitationDistricil Operations Committee Dean Fisher, Engineering Manager December 2, 2015 AML- Dover Drive Trunk Sewer Relief Project No . 5 =63 DOVER OR *� -vLOCAL --= -` ON _ t ra orrosr �re�s�,e apa dr''�y`� P Qa ti�as'q 1P :�corady9v q` r Vry •srro1- r Lighthouse �L Communityo h a cA Church o° Co had Na Limon Costa C �e O`a Rica Real Estate � �,�R F�sre s,� ae c y. o (, y� Satellite Hdlgren Square ell 9� sr P e r ;hopping Center " 6j Fro �Sj E�E Mesa Center Roc BSI ae 6,0 'sr \� Q��y vJ, <� ��o ° d v` d�Je Barber Shop hn,. Q' ,, do- O, p 0. s �, �� N w d O• f �O \ d rs Dr t Matte �omta Our Lady Queen µaticte o of Angels a �� • a", Mariners a Catholic Church Qi ac` Sr Harper Park i Park fstcUt L� m o c Domingo. e ter Park ♦ Prnkley Park ��` c c ti n f� lsri. o ° c Q "y 9os o �o Ar Yoga Center ¢ `o o + 9d,,�o F16� of California �` Cy s $ a` c a Ad. aF a od h Westcliff Plaza tirar, _ fti Pe° °i si La Cave " Shopping Center No dodo o e�Ao,r oij O` V , C 'mac Dr Terr JOr "over Drive p'c �sd yo �do� Dubrow.MD $ cS `�.a•, Pic �rSrh `9a.Pr0 ry!'ejri Trunk Sewer y Dr Po a \ae si Pic F�6� `\� ``c0a Qa aE�y PJC Je ,C2 ,., �s, .�. 6iie I i of p `�C Q c0 0 �� i ' _ \"O a, po °aa P KW Newport *bll le �`et�t )ate Commercial \� Harbor Park ♦ Bob Henry stv+r"� a New Park •% i ae� Orange County c� St Andrew's Museum of Art Presbyterian Bay H al Wesrchff ` si Church [lark Horace a asraways Upper Newport T ' Ensign Park a y Park Bay Nature Rsry `ci ctl � � � � • .c O 2 a o Travers Realty C111Or v ij �i Bayside Village c. ide Dr Corporation �\� Mobile Home Park ys a F,o kings _Q O�� uberry Hyatt Regency dci CDas Rd y ngtg o Newport Beach eel fashion o arc Km9s Rd o (flwy t n aF c t n Island _ Newport Dunes ) CT Balboa west Coast Hwy fast o Waterfront Resort 3T Nordstrom co Bay Resort Crestview or CO.V. Y Sj is<i0 `� g� �� Lindalsland tiry Back Bay It ~ca No c,c View Park f o r O' ti ` Fpacrf ° ! o �bjaal OdySiaPooloryOr t•� rc COds(Hwy Ord°on' NewP< we Lido(ale` �°ra�� _ O, CD _ O. Muse( t� Irj of o�crd - Newport Beach a(ido r Harbor Resources - ,c ce 4' Sa,irdne/r Cr SoOd Isgend yic q oye eay Sdeo Project Challenges • Existing pipe in very poor condition requiring additional temporary bypassing • Existing Soil and Groundwater Conditions • Existing Pavement Variances • Unknown Utilities • Resultant impacts on Contractor s , tF �� s � , j 5 `s ' Products Etc �'�A; 49- (1 C v r The OC tr y P PS,� BP a9P�o�'/ Satellite y ; c Ai o�`c yy�} `� Traffic r Hdrgo- Dr Terry J ■ O b �' �y ejO (d Dubrow.MD °� �¢` ` v r S% ire, l ( O Net A, o` ° o a p. Aquatic c Cj e • Slap Hands Dr Kathryn O Exclusive A Ross.MD cdA Eldercare,Inc oab` '�k 5ac y P Newport ��aA paob '1 Cro` oj`f Fen;n P Newport Harbor Harbor Park F�6' G2 Caslatvo PCn a�aN High School hS`, s2 14es`��o I(o Cady Newport � p `/1 Bay Hospital N Bob Henry �Qe Andover id y^ ' �. ACG ■ O westclrN St Andrew's P Park Presbyterian 0i po rAr Newport Harbor Ir- Church Fp St Jan Lutheran Church $ c¢ C r�s' es Rd 1�1 01- CIaY St `may A, Sao Horace Ensign cc 2 Intermediate # o Dover Dental School Kate Saha Temporary Horace `-� fi • a S Ensign Park ti rn Cas gaytront N C N Bypass Line C/�lI pr a' �� Aayside Village W �ratoga Marina& S. �' �n Mobile Home Park ��r Boat Storage -33 Cliff Dr o. a Kin `o� ooa �otp Liberty eS 9s Rd �� �Or Mayq� Kings Rd Kings ad Apo Pearson's �e%ingto7 p West Cons o C E Pacific Coast Port ti t HwY Qj 930 Sushi '' � Hwy O e A JAM )a Bay E Pacific Coast Hwy West Coast Hwy SOL Cocina i 1 E pdCI fle C,oe�e sort - ch,CA Balboa `�St Bay Resort Oo` Crestview Dr 3 Thirty 3 'yam r, l' Vista Dr op� Pine Valley Newport (� �ti o Lodge Linda Island �,,,\�0� Auto Center edysh°r P Q Fa eo c; o sr r rc�POr �r CIO .- ,�.,,� ,� "'•` -�� ._-� - ->®�' - � r . ,l s ..� '� — s, �� s, �` �' f __-A ✓ , c � j. :f .� %� 1 i S � �; f. �. , _ � �.. � .. � 4p � a ;' � ` [ + '' _ .s�4+�. � r �� �x 5 �� � � ��L7U �0� � ��a.-t�s _ , � f .. ,.f� ��ao�a�o�. .� s �r Sit .N - �1 s - r 1 r r i r f F a y. i�A y 1, .a,�> � •'``, \� �I S yy ��� y Ai •t�•1.`,�Sj a y:.1 �sh`4r1� .# � a�-} t�� :�` f#��y.��i`w�w. Cr jM,'d�"x' � 3 i�l" '•t`v`+ _ -� s w �� wt A "1 +•. {\� t ` . '` .:•}5 fir, 4i. sib— ..Y•,.. _ -.._mow+ .-4 oi 09/09/2013 23 -31 -� -a►- Iy Final Closeout • Final negotiation on all outstanding costs • Settlement reflects reduction of $ 1 .4 Million • No budget increase due to favorable bid • Change order rate for program including this project remains at 3 . 7% Lessons Learned for New Projects • Additional utility investigation including use of Ground Penetrating Radar • Additional geotechnical evaluation including more extensive soil borings • Enhanced condition assessment of OCSD facilities • Extensive permitting and outreach efforts to gain consensus with Agencies and Cities Recommended Action • Approve a contingency increase of $596,000 (9.63%) to the construction contract with Mike Bubalo Construction Company for the Dover Drive Trunk Sewer Relief, Project No. 5-63, for a total contingency of $2,2452,700 (39.63%) . let,, u e st 'i o n s . A r► I . Y --- - 0910 � / 2013 19 � 03'• ,y