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D001164CJ _ - City Clerk _ - Finance Dept. _ - Dept. Accounting (Civic Cenrer) _ - Engineer (I-IGA) _ - Contracror _ - Project Manager (CPMn CITY OF SAINT PAUL - OFFICE OF THE MAYOR ADMINISTRATIVE ORDER for CONTRACT CHANGE AGREEMENT NO. CPA1.8 • CJ ADMINISTRATIVE ORDER, Whereas, additions which proved to be necessary to che Improvement described as Saint Paul Civic Center Expansion CP-1 Demolition Excavation & Bridge Cons[ruction-Parking Ramg known as Contract L- Ciry Project No.014440 Edward Kraemer & Sons, is composed of the following: I. Provide epoxy anchors per Construction Change Directive (CCD) $C1.9. Reason: Groundwatec caused wet conditions. 2. Fill tucu�el at north side of ramp per CCD #C1J. Reason: AET required fill to stabilize soils. 3. Change in schedule and work conditions per EKS letter 5-13-96. Reason: Groundwa[er higher then expected. 4. Equipment charges for groundwater work. Reason: Schedule extended from November ro January due to groundwater. 5. Changes in work per Contractor Proposals 1.9, 1.SA, 1.14, 118 including excavation, additional engineering, shotcrete wall tolerances and adjustment of top of shotcrete wall per EKS letters dated 1-22-96, 9-23-96 and Ii-5-96. Reason: Shotcrete watl changes due to site conditions. 6. Changes to shotcrete wall due to groundwater, sofr soils, site conditions, overtime and winter concrete per EKS letters dated 1-22-96, 11-6-96. Reason: Differing site conditions. 7. Changes ro shotcrete by CP-4 contractor to north wall, plywood strip forms per Field Orders #426, 427 and 4.28. Reason: Shotcrete had to be redone due to out of tolerance. 8. HGA evaluation of shotcrete changes. Reason: Sho[crete out of tolerance. 9. Soil solidification at column 4JB.81. Reason: Column bearing adjacent. No. ��� I ( �� Date �,�_ . '� Total $600.00 3,950.00 62,27221 6,112.50 3,738.00 154,571.00 (1,779.00) (1,342.73) 0.00 $228,121.98 This constitutes full and final settlement of all changes and claims submitted to date and the Contractor waives any and all rights for any additional claims for this project with the exception of the work associated with Change Order #1.17 (Science Museum Turnaround). PAGE 1 OF 2 • ORDERED, That the Ciry of Saint Paul, through its Mayor, approves the foregoing additions made in accordance with the CITY OF SAINT PAUL - OFFICE OF THE MAYOR ADMINISTRATIVE ORDER for CONTRACT CHANGE AGREEMENT NO. CPAl. � • specifications in the sum of $ 228.121.98 said amount to be added to the lump sum consideration named in the contract, known as contract L- and which amount is to be fmanced from: �o. C�� I I �a�-1 Date ^ t � .- 147-76009-0739-68050 AP� P� AS TO�M / e% � � � Assis�ity Attorne� Head City oASaint Paul (PED) Z� Z� 19_�/� ��7 �9 g7 c�` ��/J i o �� Edward Kraemer & Sons Conuactor By �� �1�1� � `' v � Administrative Assistant o the Mayor /� Architect L� � PAGE 2 OF 2 � `�f� � ( �j �I ��.��� ����N��� Z �T�'�°g GREEN S� ., � . .. , CON7ACT PEASON & PHONE INRIA INRIAI/DATE / � DEPARTMENT DIRECTOFi CITY COUNdL ��� �,� Q �� `" �� N Y P FOR CRV ATTORNEY CRY CLERK T BE ON COUNCILAGENDA BV DATE) qOUTING O BUDGET DIRECTO FIN. & MGT. SEflVICES DIR. OP�EP � MpVOR IOR ASSISTAtJn � D TOTAL # OF SIGNATURE PAGES (CLIP ALL LOCATIONS FOR SIGNATURE) ACTIO� E5Tr�v-i.Q !!� LA����� �Y/�^�'� �� J � ��y �� lJ d � C P.9 1 . � �'���P �,-, ��P �'� RECOMMENDATIONS: Approve (A) orlieject (R) pERSONAL SEFiVICE CONTRACTS MUST ANSWER THE FOILOWING UUESTIONS: _ PLANNING COMMISSION _ CIVIL SERVICE fAMMISSION �� Has this personttirm ever worketl untler a contract for this department? _ CIB COMMITTEE _ YES NO _�,� 2. Has Nis personttirm ever been a ciry employee? — YES NO _ DIS7RIC7COUR7 — 3. Does this personttirm possess a skill not normally possessed by any current ciry employee? SUPPoRTS WHICH QOUNpL O&IECTIVE? VES NO Explain ell yes answers on separate sheet and ettaeh to green sheet INITIATING PROBLEM, ISSUE, OPPORTUNITV (Who, What, When, Whera. Why): � � 1 C /�-�„-� C�,��, ,- �, ���� � «.� cl.�� � ..,�� � � — �% —� �� �� �-�°— �P .-� �� � �-zo�-� --�-E-�. NTAGES IFAPPFOVED: ! � ' "" 1 ` ��/EA'%�/� G'�^ � /' "� �'f � C� RECEIVED MAR 41997 � �;rrv c�ER� � DISA�VANTACaESIFAPPRO�!jQ 7 , ��TY � r � A�Y � ������� �i2l3Y� 1�11� L66L b�W FE8 21 1997 a3n����� �$�� �� ������1� DISADVANTAGES IF NOTAPPROVED: ' �� c:e���-w�C=� ;,rc-� � �e G.�r TOTALAMOUNTOFTRANSACTION$ ��� �� COST/REVENUEBUDGETED(CIBCIEONE) ES NO �� FUNDIWG SOURCE ACTIVITY NUMBER � 7 �"� �[9 QD /� lS �.��— CO "— PINANqAL INFORh5AT10N: (EXPLAIN) � t�t� f i � �-�I CONTRACT STATUS • • PROJECT: Saint Paul Civic Center Expansion Project Saint Paul, Minnesota CONTRACTOR Edward Kraemer 8 Sons 1020 West Cliff Road Burnsville, MN 55337 OriginalContractAmount: $1,026,000.00 CO No. CPA1.1 CPA�.2 CPA1.3 CPA1.4 CPA1.5 C PA1.6 C PA1.7 CPA1.8 Subtotal Deduct Add 223,687.46 6,469.77 3,199.00 52,895.00 34,698.00 9,790.00 6,653.00 228,121.98 00 $565.51421 DATE ISSUED: 8 January 1997 CONTRACT NO.: CP-1 CONTRACT TITLE: Demolition, Excavation & Bridge Constructio� CONTRACT DATE: 29 March 1995 Net Amount of Contract including this Change Order: $1,591,514.21 r� L ST. PRUL CIVIC CENTEk Fax:612-224-1142 Feb 10 '97 1�:05 P.02/02 . •, • � CIViC C�,�1TER AUTHORITY nF TI�E CI"I'Y' OF SAC�T P-1L�[: Ai;THOTttTY TtESOLUI7 ^I�� f l � � LCA?1U. ��123 WH�REAS, cost pzoposals ha�-e beeu submitted Uy Edward K-�aezT'er and Sons for cniscellaneous changes inelud'uig chan�es in schedule and �°ork conditions dues ta greund�tater; channes to shoicrete due to sof soils tunnels, other site conditions; o�'zr[ime ar.d ��'iJat�r eoncrete: charges to the contractor for shocerete tolerances rework and redesign £or the parlana ranzp as Palt of the Civic Cencer expa�LSion project at a cost of �?Z�;� � i•� ��l VVHEI2�AS, b" Resolution i014 thz Civic Center Authorit;° must appivve all changes o�•cr g1p(),�0{) related to ths pro]zct, an1 ���AS, sufficient ftimds have Ueen reserved in the fiinancial Status Report fox this «�ork and R��g,Z21,qg is availaUlc in the Construcrion Coutingency.1Y0�'V TH�REFOT� BE TT �g,�()�VED, upon the reconuliendation of the Expansion Coordinating Conunirtee the C���ic Center Autliority hereby authoii2es issuauce of a change order for the above addition�.1 «"ork to Fd��Ard Kr2e,ner a��d Sons at a cost not to exceed �228,121•98 �'hich is tlie proposed price suh�nitted hy Ldward K��acn�er and 5ons. ?ORV1 APPRO�JED BY ,^,IT"Y ATT012NE1' BY: ���� A1'PRO�']=D II�I CCA DA'l'�; _1,��Z . AY: i ��%j v f�u""__ (:hair a[� CA � C� • • L��C I��-I CP11111 c/o Saint Paul Civic Center I.A. O'Shaughnessy Piaza 143 West Fourth Street Saint Paul, MN 55102-1299 672/298-5409 PROJECT: SAINT PAUL CIVIC CENTER EXP ANSION COORDINATING COMMITTEE SUMMARIZED MINI Dick Zehring Joe Rid Chris Hansen Jim 0'Leary Greg Haley Paui Oberhaus Susan Jones "15 JANUARY '1997 �-'f These minutes will be held as part of the permanent records for this project unless amended in writing within seven (7) days. 'I.0 PRESENT * Partial Attendance 2.0 DISCUSSION 2.1 2.2 2.3 � ECC City of Saint Paul Saint Paul Civic Center City of Saint Paul HGA CPMI CPMI A meeting will be held 14 January 7997 to review Eagle Street. O'Leary and Jones will attend. O'Leary is finalizing information for kitchen equipment financing. It is anticipated this will be on the City Council agenda 22 January 1997. The final change order for Edward Kraemer & Sons was discussed. • Jones and 0'Leary met to review ramp changes. With 0'Leary's approval Jones met with Jerry Volz of EKS and negotiated final changes for both bridge construction and parking ramp. The attached memo lists the two values and the items which were reviewed. The final cost for bridge construction is 524,774.75. The final value for the parking ramp is $228,121.98. Since the value for the ramp is more than 5100,000 the Expansion Coordinating Committee must recommend this for CCA approval. 0'Leary moved both change orders be approved and the $228,121 .98 be recommended to the CCA. Hansen seconded, it was approved. , 2.4 In September, the ECC was advised that underground feeders at the Arena Lobby had to be lowered 4' due to the ramp between the Arena and new building. This was an unknown site condition. It was estimated the work would be approximately S72 K. Actual costs have been provided from Gephart Electric and total $73,148. Reid moved approval. O'Leary seconded,it was approved. SAlNT PAUL C!V/C CENTER EXPANS/ON M/SS/ON STATEMENT Ou� team ope�ates in a professiona/ atmosphere of quality workmanship, reciprocal trust, and open communication. We will design, construct and equip an oufstanding multi-pu�pose facility on time and under budget which is disti�ctive in desrgn, practical in its functionality and user f�iendly. �i.�h I f �� CP11111 • 8 January "1997 MEMORANDUM TO: Expansion Coordinating Committee FROM: CPMI RE: Saint Paul Civic Center Expansion CP-1 Demohtion, Excavation & Bridge Construction The changes and claims submitted by EKS have been evaluated and negotiated with EKS. Attached is a log of the final disposition of the items. • With the work for the bridge, the final change value is 524,774.75. $1'OOt000,�thefExpansPonkCoo danaPing Co'mmitteenmust recomme d th s90 the Authority. These changes have been reviewed by CPMI, HGA, City of Saint Paul bridge department, and mo�nthsA Ifeyouswould like add tional backup nfor on nit hs ava'lablelthrough CPMIts for several Please review and advise. Thank you. cc: Chris Hansen Greg Haiey Paui Oberhaus 3225-111 L� ��ll�� � � � � � Q J U � W � U d U � w � z w U U > U J � � z a � r �� i 1 W % • MEMORANDUM DATE: 20 December 1996 23 December 1996 Finalized with Jerry Volz, Edward Kraemer & Sons TO: Expansion Coordinating Committee FROM: CPMI RE: Edward Kraemer & Sons (EKS) Parking Ramp - Changes in the Work Attached is the CP-1 Parking Ramp Changes/Claims Log which lists the remaining changes in the work. EKS has submitted detailed information. There are essentially four categories: • Groundwater Claim - Work by EKS, Ames • Shotcrete Wall - Work by EKS, Ames, LHB • Shotcrete Wall - Work by Graham Construction • Backcharges to EKS due to shotcrete tolerances CPMI has reviewed each item in detail with our records. CPMI has listed the recommendation for the work under "CPMI Recomm." CPMI has the attached comments. • • I �� �! �f-� MEMORANDUM Expansion Coordinating Committee • EKS Changes in the Work 20 December 1996 A. GROUNDWATER CLAIM - WORK BY EKS, AMES Groundwater at a higher level than expected was found on 25 October 1996. It was approximately 13' higher than expected. This consists of the following: ITEM DESCRIPTION A1 Equipment Charges 59,961.88 A2 Delay Claim A. House & Heat Shotcrete-Labor 24,336.41 B. House & Heat Shotcrete-Material 6,990.80 C. House & Heat Shotcrete-Equipment 12,840.00 D. Subcontractor Costs 30.356.16 Subtotal A2 (A+B+C+D)594,422.40 A3 Epoxy Anchors 600.00 A4 Tunnel Fill 10.290.00 Total All Above 5105,312.52 Item A1 Equipment Charges - 59.961.88 • EKS's subcontractor Ames Construction requested compensation for idle time for equipment since there were periods when the equipment could not be used. It could not be moved to other locations. CPMI reviewed the request and verified all hours except 11/28, 11/29 and 4 hours on 11/30/95. Ames was moving soil for all or a portion of these days. Foreman hours are not all additional work. Demolition at the NSP vault and pedestrian tunnel and other excavation was ongoing. Steve Karvala was involved in ground water review for approximately 6 hours (not 28.5). CPMI recommends an add to EKS of 56,772.50. • 2 �� I { � `{ MEMORANDUM • Expansion Coordinating Committee EKS Changes in the Work 20 December 1996 Item A2 - Delay Claim � This is for work caused by the change in schedule for the shotcrete. It includes housing and heating the shotcrete, and subcontractor costsfor winter concrete and excavation in frozen ground. EKS requested compensation for the following items: A& B House & Heat Shotcrete - Labor S24 336.41 and Materials 56.990 80 Work occurred from 18 December 1996 through 22 January 1996. This was for shotcrete on lower walis due to the groundwater and also for the East Wall. Timesheets were submitted to CPMI as the work occurred and EKS's calculations were verified. CPMI concurs with the work for the groundwater. When work resumed on the shotcrete in December, the weather required enclosure for the work. The schedule for the work was impacted by three items: the delay on Phase 1 due to NSP ductbank; groundwater; and a three week time period in August when work did not start. The schedule for the excavation and shotcrete was impacted first by the NSP ductbank on Phase I. Phase II stared 23 June 1996 instead of 1 June 1996. with this, the completion date of the ramp was to be mid-October 1996. Due to some other occurrences, in September EKS requested the date be extended to 3 November. On 25 October, the higher groundwater was discovered CPMI reviewed the schedule and considered a three week time period in August in which the shotcrete did not start (for no apparent reason). The dates of the actual work versus if the three week delay had not occurred are shown below (Phase I delay incorporated): ITEM Start Shotcrete Complete Shotcrete Installation Discover High Groundwater Start Shotcrete Elevation 18' Start East Wall Complete East Wall ACTUAL ORIGINAL DATE DATE 09/06/95 07/07/95 01 /29/96 10/06/95 10/25l95 12/18/95 12/01 /95 01 /22/96 EKS started housing and heating on 2 November, but did not charge for this until 18 December 1996. Average temperatures in October and November are 25 - 30 degrees. November, 1996 was average, and even with the three week delay, winter conditions would still be warranted. L� Part of the additional cost is for the East Wall. This wall was the last scheduled for work due to the restrictive tolerances in this loadbearing wall. It was delayed by the original groundwater discovery. CPMI recommends an add to EKS for $31,327.21 . 3 �� €��� MEMORANDUM . Expansion Coordinating Committee EKS Changes in the Work 20 December 1996 C. House & Heat Shotcrete - Equipment S'12.840 This is for equipment which was on site after 18 December 1996. EKS was do�e with all other work and this is part of delay. Equipment would have been gone, except this issue. CPMI recommends an add to EKS of 512,840. D. Subcontractor Costs - 530.356.16 This consists of two requests: 521,755.13 for Ames Construction and 57,155.50 for Graham Construction plus 51,445.53 mark-up by EKS: Ames Construction - S22.842.89 The groundwater caused difficulty for the finishing of the north wall and lower interior 12" walls. CPMI reviewed Ames' request and compared to field reports. It appears Ames is requesting compensation for eight (8) days of work for finishing north wall/moving ramp and two (2) days for lower interior 12" walls. CPMI concurs with the work for the lower interior 12" walls, but not all of the ramp work. No foreman costs should be allowed, as has been explained frequently to Ames/EKS. Work on 9 • January 1996 was for work at southeast/south walls and final 10' of north wall. It should also be noted the remaining soils were left in the hole at the discretion of Ames. CPMI recommends $14,481 for this work. See Attachment A2.D and A2.D2. Per meeting with Jerry Volz, some foreman time is acceptable since they were on site only for this issue by December(January. $18,105 acceptable. Graham Construction Winter Concrete - 57.513.28 This is included in Item 3C As listed in Item A and B above, the groundwater caused a delay in the installation of shotcrete. However, Graham has requested winter concrete beginning 2 November 1996, not 18 December 1996 as EKS did for housing and heating. In addition, Graham requests winter concrete for the claimed total concrete (claim per Item C1). CPMI estimates the disputed concrete amount from 1 December 1995 through 29 January 1996 is 643 cy. CPMI recommends the following: 1,330 cy Total -643 cy (Disputed Quantity 12/95-1/96) -107 cv (1 /2 of Quantity 11 /2-11/14) 580 Cy @ $5.35 = $3,103 + 5°/a = $3,258 CPMI recommends an add to EKS for both items of 518,000. 521,258 acceptable per meeting 12/23/96 with Jerry Volz. • Total Recommended for Item A2 (A+B+C+D): $31,327.21 + $12,840 + 518,105 = $62,272.21 0 ������ MEMORANDUM • Expansion Coordinating Committee EKS Changes in the Work 20 December 1996 Item A3 Eooxv Anchors - $600.00 This is for epoxy anchors at the groundwater Iocation. HGA indicated this should have been base bid, but this was not clarified in Summer, 1995. A field order was issued for this work. CPMI recommends the work of the field order be honored. CPMI recommends an add to EKS of 5600.00 Item A4 Tunnel FiII - 510.290.00 This was rejected in a letter to EKS dated 22 December 7995. CPMI recommends no additional cost be approved. 33,950 acceptable per meeting 12/23/96 with Jerry Volz. EKS filled tunnels based on direction from AET. Compensated Time & Material Only. C� • 5 �J6���I • MEMORANDUM Expansion Coordinating Committee EKS Changes in the Work 20 December 1996 B. SHOTCRETE WALL - WORK BY EKS, AMES, LHB This consists of the following: ITEM 61 62 63 B4 65 DESCRIPTION Shotcrete Wall - Excavation Claim Shotcrete Wall - Engineering Claim #1 Shotcrete Wall - Engineering Claim #2 Revisions To Qty./Shotcrete Tolerances Extra Work/Removal Total Item 61 Shotcrete WaII - Excavation Claim S'1.034.00 S 1,034.00 326.29 7,922.40 10, 282.00 12.815.54 532,380.23 This is for work associated with the lower two 12" shotcrete walls. These were issued as changes on RFP #C1.8. EKS was paid 5214,002 for the changes associated with the final design of the shotcrete walls per Change Order #C1.A1 in November 1995. In January, 1996 they sent a claim for an additional $1,034 for excavation. Three comments on this: 1. The RFP's are supposed to include all costs associated with the changes. This should have • been submitted with the Contractor Proposal in September, 1995. The Contract Documents require notice within 21 days after occurrence of event for claims. EKS indicated in their letter that Ames noted in their letter of 5 July 1995 there was "no way to determine the time and cost impact". 2. The base bid documents show the sloped excavations. The exact levels of excavation were changed, and shotcrete was added. But the base bid excavation should have accommodated this change. 3. In EKS's Groundwater Delay Claim (Item A3, 574,523.37) Ames Construction requests $21,755.13 for this work. Per CPMI's field reports, Ames started excavation on 4 January and completed the work on 27 January. There were five (5) days specificaily on this task. CPMI recommends this amount not be awarded and consider the extra due to "frozen ground". CPMI recommends this not be accepted. C � J �� I �� MEMORANDUM • Expansion Coordinating Committee EKS Changes in the Work 20 December 1996 Item B2 Shotcrete Wall - Engineering Claim #1 326.29: and B3 Shotcrete Wall - En ic�neering Claim #2 7,922.40 Engineering Claim #1 requests compensation for LHB Engineers & Architects for engineering services for RFP #C1.9. EKS was paid $214,002 for the changes associated with the final design of the shotcrete walis per Change Order #C1.A1 in November 1995. In January, 1996 they sent a claim for an additional $326.29 for engineering. As stated in Item 61, this should have been included in the Contractor Proposal cost. In EKS's letter of 4 November 1996, they concur engineering costs associated with change orders are included in contractor's markup. Engineering Claim #2 requests compensation for LHB Engineers & Architects for engineering services for RFP changes C1.8, C1.9, C1.13, C1.14; weekly site visits, and groundwater. Some of these are acceptable costs: for grou�dwater and some changes during weekly visits. In their letter of 4 November 1996, EKS concurs engineering costs associated with change orders are included in contractor's markup. The $2,835 from June, 1995 and work for the East wall should not be an additional cost. These are all related to change orders. Weekly site meetings should not be additional. Per Section 02405 an experienced Contractor/Engineering firm was to provide waVl design and field supervision. The additional site meetings on the groundwater are an extra. CPMI calculates an add of $3,738 for this work. See Attachment B2. � CPMI recommends an add to EKS for $3,738. Item B4 Revisions to Qty./Shotcrete Tolerances 58.586.00 EKS requested additional compensation for the more strict 12" shotcrete wall tolerances which were issued in RFP #1 .8. EKS was compensated $34,698 per Change Order #CPA1.5 in March, 1996. They indicated there was an error in their cost and are requesting an increase based on actual quantities per the unit price cost for the work. CPMI reviewed EKS's actual quantities of shotcrete and concurs. However, based on Change Order #C1.A1 in November 1995 (5214,002) this change order should be reduced by 517,275. See calculations attached on Attachment B4. With this, both the claim for this work and for Item 65 should be paid from this difference. CPMI recommends no cost change for this work. Item 65 - Extra WorklRemoval $12.815.54 This is for redoing the edges of the top of the shotcrete wall. During the design changes, the top of the shotcrete walls were reduced from Top of Wall at Elevation 75' to 70'. However, the detail/excavation was not recognized and overspray was installed. This had to be removed to install the work of CP-4. In addition, the walls were out of tolerance in several places and had to be shaved back. The thickness of some of these walls resulted in a much harder task than would have occurred if the contractor had met the specifications. • CPMI recommends both the claim for this work and for Item 65 should be paid from the shotcrete quantity difference per Change Order #C1.A1 in November 1995 ($214,002). (See Item 64). CPMI recommends no cost change for this request. ���� ��� MEMORANDUM • Expansion Coordinating Committee EKS Changes in the Work 20 December 1996 C. SHOTCRETE WALL - WORK BY GRAHAM CONSTRUCTION EKS submitted a claim for Shotcrete Overages and Productivity Losses on 6 November "1996. They indicated the following items had an impact on the shotcrete quantities and scheduled production: 1. 2. 3. 4. 5. 6. 7. • � Delays i� award and plan approval U.S. West Tunnel Numerous unmapped tunnels "Soft soils" or uncemented soils Sanitary tunnel repair by Lametti Tolerances on east wall and lower finished walls High water table Design changes and site conditions did affect the scope of the work. However, numerous change orders were issued for the majority of the changes. Change orders have already been issued for the following: Item Change Order # Amount Shotcrete Wall Design Changes C1.A1 5214,002 4th Street Tunnel Stabilization (Lamettil C1.A7 9,685 Grout Fill Tunnels CA1.4 52,895 East Shotcrete Wall Tolerance CA1.5 34,698 Concrete Fill at Poor Soils CA7.6 9,790 CPMI has done a cursory investigation of EKS's claims on the six reasons for impact and offers the following: 1. Delays in award & plan approval 1.1 The award was not made until 15 June, 1996. However, EKS had proceeded with design in May, 1995 per their letter, 3.B.a. On their construction schedule they listed 76 June 1996 as excavation started "Milestone - Late Start of Ramp Alternate". This was met. 1.2 The City's structural engineer required additional information and clarification before the building permit was issued. This was part of the permit process, not related to Owner requirements. The building permit was issued 27 July 1995. However, excavation for parking ramp did not start until 25 August 1996. In several meetings, EKS indicated Atlas would start anchor installation on 14 August. In the weekly meeting on 22 August 1995, Jones inquired why it had not started and what was wrong - EKS had no response. 1.3 EKS's original schedule indicates they will start shotcrete on 3 August 1996. Shotcrete started on 6 September 1996. 2. US West Tunnel 2.1 This issue is not acceptable as part of claim. 2.2 The US West tunnel was shown on Sheet C405A and mentioned in Section 02405.2.1.F. EKS indicated they did not know it had fiber optics and fed the downtown. This should not have mattered. The contractor did raise their concerns and several meeting were held. The contractor must use means and methods to proteci existing/adjoining structures. 2.3 In addition, the final design of the ramp by LHB accommodated the tunnel per EKS letter 8/29/95. See Attachment 3bf. This was issued as Change Order #C1.A7. 8 ��Il�� MEMORANDUM . Expansion Coordinating Committee EKS Changez in the Work 20 December 1996 3. Unmapped tunnels 3.1 The site did have numerous tunnels. EKS was issued Change Order CA1.4 in the amount of 552,895 for this work. 3.2 Filling of tunnels was an extra, per unit costs, to bulkhead & fill. The quantity of shotcrete should have been minimal at locations where tunnels were perpendicular to the excavation. AET thought most of the bulkheads were within 6"-1" of the shotcrete. 3.3 AET has provided map of tunnels found during construction. There were 15 which were perpendicular to the excavation. 4. Soft soils/uncemented soils 4.1 The site did have some unusual soft soils/uncemented areas. 4.2 There are two distinctions: • Large areas which sloughed off and caused problems in large areas (west & south sidesl. West Side: Change Order #CA1.6 was issued to reimburse EKS for concrete which was installed at the west side. Overspray from the shotcrete in this area has not been reimbursed and is an acceptable cost. South Side: The cost for additional shotcretein these areas would be acceptable. • Outside corners - contractor methods caused sloughing. The contractor designed the shotcrete system and determined the excavation methods and sizes of areas to be shotcreted. Soil borings indicated the type of soils which would be encountered. . The manner in which EKS calculated the additional is reviewed in more detail in Item C1.A below. 5. Sanitary tunnel repair 5.1 The tunnel at Fourth Street was repaired due to unstable conditions as EKS excavated for new invert. 5.2 Change Order #CA1.1 for 59,685 was issued. A bulkhead at the tunnel entrance wa: the only impact to shotcrete quantities. 6. Tolerances on east wall and lower finished walls 6.1 RFP #C1.31 changed tolerances. 6.2 Change Order #CA1.5 for 534,698 was issued in March, 1996. Any varied shotcrete quantities are related to excavation, not tolerances. 6.3 For example, at the lower 12" walls, overage of 54.6 CY claimed on 42.4 calculated CY. This makes the walls 30" thick. Per AET test cores, they are not more then 17.4" - which would be an additional 18 cy, not 54.6. 7. High Water Table 7.1 A higher water table encountered 25 October, 1995 7.2 The higher water table did impact the schedule and cause work to be done in more winter conditions, but the impact on additional quantities is difficult to calculate. 7.3 EKS requested 594,422.40 for housing and heating, idle equipment excavation at lower interior walls, relocating the ramp and winter concrete. See Item A Groundwater Claim - Work by EKS, Ames. � 8. Other 8.1 It seems unexplainable that the project used 73% more shotcrete than originally calculated. This means all walls have to be 10-40" thick. Per AET core drilis, most walls are within 25% of goal. � �! ��`t MEMORANDUM • Expansion Coordinating Committee EKS Changes in the Work 20 December 1996 The claim consists of the following: ITEM DESCRIPTION C1 Shotcrete Overages A. Extra shotcrete B. Rebar/Forming Cost C. Production Losses/Cold Weather Sub 5% OH&P Subtotal C2 • Overtime Item C'I .A Extra Shotcrete $'159.367.78 6,129.54 This is for additional concrete used. Based on Cemstone concrete tickets, EKS evaluated the work to determine where they considered additional concrete was used. EKS provided a very detailed breakdown of how 2hey arrived at the overages. There are several valid reasons for overages. 1 . Unusual soft soils. 2. Additional shotcrete at tunnel openings. 3. Additional shotcrete at lowest level of perimeter wall (due to frozen groundwater and frozen soilsl. However there are several other factors to be considered: 1. Responsibility of excavator. 2. Design of lifts and contractor means and methods as related to working in cemented and uncemented sandstone. 3. Core drills of actual thickness. • CPMI calculated an acceptable quantity of shotcrete overage per Attachment C1.A. CPMI recommends an add to EKS for 889,444. Item C1.6 Rebar/Forming Cost - 57.217.40 EKS is requesting this for forming at the elevator shafts, and additional lifts and steel at the US West tunnel. Both of these issues were identifiable on the base bid documents. CPMI recommends no cost change for this request. S� 59,367.78 7, 217.40 74,254.25 9.041.97 S 189,881.40 10 ��� i�� MEMORANDUM . Expansion Coordinating Committee EKS Changes in the Work 4 December 1996 Item C1.0 Production Losses/Cold Weather - 514.254.25 EKS is requesting compensation for water table related delays due to short lifts, multiple set ups and production losses. This is a reasonable request, although somewhat difficult to determine the exact cost. EKS is requesting compensation due mostly to production loss (511,3901 based on 2 hours lost per day for 34 days for a crew of 5. If EKS is willing to partner the shotcrete overages, CPMI recommends this in full. If not, closer review of daily work is warranted. For Item C1A, B and C CPMI recommends a total of 5103,698.25. 5150,000 acceptable per meeting with Jerry Volz 12/23/96. Item C2 Overtime - S6.'129.54 EKS requests compensation tor overtime in September, October, November and December 1995. This is for EKS, Graham Construction and Atlas. EKS's request indicates this was verbally approved by CPMI. CPMI has no record of this, but some • Saturday work in September was probably warranted due to the numerous tunnels discovered at the start of the project. CPMI would recommend the overtime with the following deletions: no approval on 9/23, 9/30, 10/07, or 10/14. On Atlas's cost breakdown, these are referred to as DJ Graham cost. They should be defeted from EKS and Graham. Also, overtime work in January by EKS was not authorized. CPMI recommends an add to EKS for $3,109. $4,571 acceptable per meeting with Jerry Volz 12/23/96. • il �� ! � �`�t MEMORANDUM • Expansion Coordinating Committee EKS Changes in the Work 4 December 1996 BACKCHARGES TO EKS DUE TO SHOTCRETE TOLERANCES This consists of the followi�g: ITEM D1 D2 D3 D4 D5 DESCRIPTION Shotcrete Excess FO#4.26 North Wall Add'I Rebar FO#4.27 Plywood Strip/Form FO#4.28 HGA Additional Services East Wall Out of Tolerance 5326.00 S 787.00 $ 646.00 1,342.73 Total deduct of $3,121.73 for all items acceptable to Jerry Volz per meeting 12/23/96. OTHER At the southeast corner of the excavation, soil solidification had to be performed by the stair. LHB had not included the footing for a column in their calculations for the shotcrete wall in this area. In lieu of redoing the shotcrete wall, soil solidification was provided. EKS requested 513,640 for the work, stating this was not in original cost of wall or Change Order #C1.A1. Per meeting with Jerry Volz 12/23/96, this item was withdrawn by EKS. • ` J 12 :.; �t C� � AMES CONSTRUCTION, INC. 14420 COL3NTY ROAD 5 } gURNS�-LE, MINNF.SOTA 55306 (612) 435-7106 • FAX 435-7142 December I1, 1995 Edward Kraemer & Sons, Inc. 1020 West Cliff Road Bumsville, Minnesota 55337 �7T�'� �.v r Attention: Jerry Volz, Regional Manager Subject: Stand-by Due to Water Problem at Ramp Saint Paul Civic Center Expansion CP-i Demo, Excavation & Bridge Construction Dear Jerry: ��l�� 4� � ,.�� '�' (�/ IWd� 466t z z c�ar o�nia��� We have incurred some additional cost due to the groundwater problem in the proposed parking ramp. 'I'he summary below includes the previous cost, also. As agreed with CPMI, the standby time is an extra cost which must be paid by the owner. We have been forced to cease excavation below elevation 19.0 due to the groundwater problem encountered. This unforeseen condition has prevented excavation in other areas of the ramp while we aze waiting for the anchor installation on the east wall. Since access is cut off at the ramp excavation, the backhoe and operator aze caprive in the hole where no other work is possibie. This tabulation below summarizes the total cost for work done on a time and material basis as verified by CPMI. Please find attached the field work order for this work. f � Labor & Eauut 11/13 11/14 11/15 11/16 i l/17 Total Rate Extenston CAT 235 Backhoe 2.0 7.0 6.0 6.0`'�� 7.5 �� 28.5 $125.00 $3,562.50( Foreman � ( 7.0 6.0 6.0 7.5 28.5 $50.00 $1,425.00 � �/x't�5 oF Subtotal $4,987.5� T$M 5+�� ._�� �I�28 11/Z� E��3o I?�1 Labor & Eaunt 11/27 Ll�'3"6 .1�12 1�Y Total Rate Extension CAT 235 Backhoe 6.0 e� 6.0 -8:0 8.0 0'`� 3b.0 $125.00 $4,500.00 � �� `�'�OK- Subtotal �4,500.00 fSr� G �� � B � �I�o �S � � ��� Total with 0% Mark-Up $9,48750 It is our request that a change order be issued for this amount. Please call with any questions. `'� SincerelY, il/13-11/i'1 �3,`�02. - � (o x 50� �oo °° i � S �",� �x�n � Michaei Moeller If�27- 12!! (0 � 12� 2 � 2 ! Project Manager. ��� �� 2 50 M Fqua[ OPPa'�^�iY �P�r : OFFICES IN: DENVER, COLORADO • PHOENIX, ARIZONA •� . � �t�A��NT �2. D Page 2 January 29, 1996 Additional Cost Due to Water Problem at Ramp Following is out cost for this additional work.. D W�,i O � Labor & Eauot 1/8 1/9 I/10 1/l l CAT 235 W/Hammer 8.0 � 8.0 CAT 953 Loader Foreman 8.0 8.0 8.0 4 :1 :1 1 ��t���� C9 �W � iz' w�.0 �y�,a;,., � M� �� � �urr`- M Gow��-�P.Tid� !z�L- �rt �„_v iz ��;�.:,I ey.���zx<<.,, i�s rJ 1/13 Total 8.0 40.0 8.0 16.0 8.0 40.0 Rate $175.00 580.00 '$s�68 - Subtotai . ��� �� :1 11 �.:� 5,q . 1 :1 11 cPmi Reia„nisi%�- � � �oo �� 280 /�� N Ta U�' �tt Ei�✓. � 1/IS I/16 I/17 I/l8 I/19 I/20 Total Rate CAT 235 W/Hammer 8.0 �S g.p NoT oN 5 `� 24.0 $175.00 Foreman 8.0 8.0 8.0 24.0 .� Subtotal CAT 235 Backhoe Foreman Mova sandibnt Q T° e'°serar (� �j 1(22 Il23 U2� I/26 1/27 Total Rate No �evr £`�' 9.5 9.0 S� 5 �+�, E ,�d I 8.5 $ L 25.00 9.5 9.0 18.5 �8.. Extension $4,200.00 � $5,400.00 Extension $2,312.50 �4 2 .312 `' Subtotal $3,237.50 � '��/, 992. So � = : 5 i� Total with 15% Mark-Up $21,755.13 �1a��9i, °o �- �y_�-- .� It is our request that a change order be issued for this amount. Please call with any questions. � Sincerely, � �' '���� CjDC� C, L��r ��v �� r�.� MichaelMoeller — �_¢ �N��r��s.�r� Project Manager. "1 � �; �O � �A'GG�7�3'�f ��- !�� l2�2� f9� 2 � 800 -�}-�-G u��,�..,,� �� rJ a-- � I ��� � � PARKING RAMP GROUNDWATER DELAY CLAIM A). LABOR TO HEAT & HOUSE SHOTCRETE WALLS ----------------- � 24,336.41 ( see attached worksheets ) B). MATERIALS TO HEAT & HOUSE SHOTCRETE WALLS ----------- $ 6,990.80 ( see attached worksheets ) C). EQUIPMENT TO HEAT & HOUSE SHOTCRETE WALLS ----------- $ 12,840.00 1) For period 12/18/95 thru 1/26/96 a). 966-c loader @ $4950.00/mn b). HS-P 80-40 linkbelt crane @$ 7740.00/mn c). 3/4 T pickup @$ 150.00/mn $12840.00/mn D). SUBCONTRACTOR COSTS ASSOCIATED WITH WATER PROBLEMS 1) Ames letter of 1/29/96------------------- ----------------------------------- `� -r ' 1 � - ' �. -, , «� 2) D.L. Graham winter concrete costs ------------------------'------------- • � �--r-�� m�o ni n c2 �� � 5% O&P °� 'a� TOTAL $�4,��' �IS� �o� ��v2- 272, 2 � MOVv� � `J�C'Xe�� tJ�a.�-�. �S 6 �aFxtm Gp mt �� e 3 � J , I1 LJ June 26 120 June 31 8.5 �1�'�-G�;'r�.=�✓.` B, Z I������ RATEI TaTALI ��N 1.00 $1,094 H re afed changes to rawmg $8� _00 $972 HGA related d'ien9es to drawing SS�.00 S77o HGA relatea changes to arawing I� ,- P�c-c-�.x^� � HGA relaYed drawing changes inctuded tevisions to bottom of ramp with new 12" walls added and siopes changing, incorporating coordirtate corrections and/or mad'�caEions, eGmirlation of stair core at Witkins, etc. Sept 12 Sept 18 Sept 20 Sept 25 Sept 27 Oct 13 � I,3 � • � Oci 24 Oct 26 Oct 27 Ocf 31 Nov 02 Dec 05 Dec 19 Dec 22 Jan 2 TOTALS 5.0 $81.003G� �495 weekly site mtp & additional eng 2.0 581.00 5162 visit site, discuss proposed flx 1.5 S81.d0 $122 ca(cufafions & sketches 1.0 $81.00 $81 calculatians & sketches 2.5 $81.00 � weekly sife mtg . $81.00 $Si.00 $81.� 581.00 S81.Q0 $81.00 b.0 3.0 2Q 4.0 3.Q 2.0 5405 notified of wster table elevation g243 prelim calcs for high H20 $162 coord with AET $324 s3te visit regarding high H20 �243 write reports � field coordination 5162 sife visif regarding Fi20 resoluBon 2.5 $81.00 $203 site visit - H20 & east walt eoorcl. 2.5 581.00 � site vtsit - Esst wall coordination � 1.0 $81.00 � �e T�Po�$ � 3_0 $81.00 � site visit - East wall finishes / S.0 �� s�t.o � 3, 095 ��.�-� a�..� 4�, s �� \S�Io � � � �3�5�0 ° l � � � �iC S 1 i /05/96 �3,� 3� - ( � �i � �' ,,� �' . r.S ��� �� � _. s -� �I�la�.�t�n��,��.� , � -'���' ����� 1�1 C��-� --= v .�; : ;�.,:: �..-�� ' � �tt���7�dv�° �_%9- . ST PAUL CIVIC CENTER SHOTCRETE PLACEMENT OUANTITIES COMPLETED SQUARE FOOTAGE QUANTITIES PER AS BUILT DRAWINGS DESCRIPTION upper east wall upper cant wall upper notth wall upper west wall east wall east wall north wall south wall west wall lower west wall lower east wall THICKNESS 3" 6" 6" �h y e . �o�, 12" 16" g �� 6" 6" 12" 12" AREA SOlsf ✓ 453sf ✓ 2,249sf ✓ 523sf v 6,978sf ✓ 2,656sf - ¢" + rz" ,� 12,705sf ✓ 14,075sf -� 6,207sf ✓ 512sf✓ 528sf ✓ . 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