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Home My WebLink AboutAgenda Report - August 19, 1992 (80)`j CITY OF LODI COUNCIL COMMUNICATION AGENDA TITLE: Contract Change Orders, White Slough Water PollutioniControl Facility Capacity Expansion Improvements, 12751 North Thornton Road MEETING DATE: August 19, 1992 PREPARED BY: Public Works Director S item is for information only. No action Ps BACKGROUND INFORMATION: This information is being given to the Cit Council in accordance with the contract change ord r policy approved by Resolution 85-72. One of the euirements of this policy is that we inform the City Ci ou c of all change orders in excess of an aggregate of 525,000. Attached Cont ct Change Orders k8 and N9, approved by the City Manager, have a net decrease to th contract of $925. The total cost of all change orders for this project is 4458',878, or 4.74% of the contract. Contract Change Order M8, in the amount of 519,902, covers additional cementitious coating, air piping, minor modifications due to unforeseen pipe an electrical conditions, repair to Digesters M1 and M2 lids, and additional conrete for patio, steps and roadway. This change order also deleted an instrument palnel for the air compressor package, an influent bubbler panel, digester gas piping Iswivel joints, an asphalt redwood header, and torque and shear pin limit switches. Contract Change Order N9, the last change order for this project, s in the amount of ($20,827). This change order added minor electrical, mechanics and piping revisions, ceiling support work and additional asphalt pavement wo k. It also deleted asphalt slurry seal and single -ply roofing and credit 142 ays of liquidated damages ($250 per day). The original contract price for the expansion project was S9,681,2 B. The contract price, including change orders, is $10,140,096. FUNDING: A special allocation was processed at the end of the fisdai year to cover the overruns and anticipated change orders for the comp) tion of this project. J ' Jack L. Ronsko Public Works Director Prepared by Sharon Blaufus, Administrative Assistant Attachments cc: City Attorney Finance Department _ / APPROVEfS-_1_ ! 1...—�. THOMAS A PETERSON City Mnnngw CWSWPC30/TXTW.02M (CO.COM) 1 CITY OF LODI PUBLIC WORKS DEPARTME? PROJECT: White Slough Water Pollution Centro! Facilities Capacity Expansion Improvements CONTRACTOR: Nder Engineering and Construction Co. 3939 South 500 West Salt Lake City. UT 94123 CC' T1 T CHANGE ORDER N0.8 Sheet I of February 17. 1992 Account No. 17? - 410.611 You are directed to make the following changes cc do the following work not included in the Plans and Specifications on this contract. Description ofwork to be done, estimate of quantities. and prices to be paid. Specifywhether additional work is at contract price, agreed price, or force account Unless otbcr, i, e stated, rates for rental of equipment cover only such time as equipment is actually used and no allowance will he made for idle time. The major items of this 519,902 change order include: additional ccmentitious coating; air piping: minor modifications due to unforeseen piping. electrical conditions: floating Digester coven No. I and 2 repair: additional concrete for patio. steps, and roadway swale. The lollowing itemswere deleted for a credit to the contract: instrument panel at AC -Sl; infl. bubbler panel: digested gas swivel joinu, torque and shear pin limit switches for the headworks cx equipment; asphalt redwood header. Original Contract Price Total Cost of This Change Order NOT TO EXCEED Previous Change Orders Total Cost cf All Change Ordcrs to Datc Contract Price, Including All Change Orders, will be: 510,160.923 Time of completion will he adjusted as follows: Contract Final Completion, 1118191. Submitted By t ' _ Date r 1 Approval Reconunended Date rt Approved, Ptxblic Works eor Date 8 3 - 4'L Approved, City Manager if 1 T or 1 each CCO or 525,000 total CCOs . t`4441A Date. 0, 419 t The undersigned contractor, having 6re?u�}y8asidered the change proposed, agrees, if this proposal is approved, to provide all equipment, furn-ish all materials. except as otherwise noted above, 1: Fi- n all services necessary for the work above specified. and accept as full payment the prices shown above. ACCEP'T'ED: Date 2 10AZ Contractor ADE?- F -W11 kl By _L2JQL6 _ Title �. r If the Contractor does not sign ac4tancc of this order, the Contractor should refer to t:ie General Conditions regarding tiling a wtittcn protest within the spc;cificd time. Mimi Percent of Contract $9,681.218 S 19,902 0.2M S 459,803 $ 479.705 4.96% 510,160.923 Time of completion will he adjusted as follows: Contract Final Completion, 1118191. Submitted By t ' _ Date r 1 Approval Reconunended Date rt Approved, Ptxblic Works eor Date 8 3 - 4'L Approved, City Manager if 1 T or 1 each CCO or 525,000 total CCOs . t`4441A Date. 0, 419 t The undersigned contractor, having 6re?u�}y8asidered the change proposed, agrees, if this proposal is approved, to provide all equipment, furn-ish all materials. except as otherwise noted above, 1: Fi- n all services necessary for the work above specified. and accept as full payment the prices shown above. ACCEP'T'ED: Date 2 10AZ Contractor ADE?- F -W11 kl By _L2JQL6 _ Title �. r If the Contractor does not sign ac4tancc of this order, the Contractor should refer to t:ie General Conditions regarding tiling a wtittcn protest within the spc;cificd time. Mimi Page 2 at 7 3bV r:�aiec» 161,90,00 .3&V ..ie 1.519.4 Fabrua r'1 14 , ; 9142 C SI,NC E 0= NO. 8 SOMiARY Cc?nCr3CC C:;3'[lk'8 Descci?tion 707AL $ 19,902 Add JDeduL: 1, FD No. 15 Concrete Finish at °SFR 5i,944 2. FD No. 19 3utbler Panel TL Supply 160 3. r"£? No. 20 Grit Pump Pipe Modification 250 4. FD No. 26 Chlorine Injector Pipe Re J, 345 5. FD No. 27 Roof Drain Leader Reroute 738 6. FD No. 28A Modification to Existing Doors (107, 108, 109) 37? 7. FD No. 30 Digestsr No. 2 Lid Repair 539 8. FD No. 31 TSP -F, 1,450 9. FD No. 34 Control Room Telephone 49` 10, FD NO. 41 Digester No. 1 Cover Repair 2.254 11. PD No. 42 Wood Baffle at Effl. Box 1 242 12. FD No. 43 Digester Cover No. 1 and 2 2.457 Paint Roof Accessories 13. FD No. 45 Piping for Pressure Svitches lie at ,k,4-81 14. FD No. 47 Air Piping at the Hydro Tank 159 15. FD No. 48 Chlorine Basin Stairs 611 16. FD No. 49 Control Building ?azio 981 17. FD No. 51 Relocate FIT -A3 212 19, FD No. 52 AHU Filters (71) 19. FD No. 53 Digestar Cover No. i Repair 3.145 20. FD No. 54 Digester Cover No. 1 Repair 8.517 21. CRE -1 Air Compressor (AC -Cl) Panel (903) 22. CRE -2 Digesrer Sludge Grinder 325 Electrical 23. CRE -5 Boiler SySCem Electrical 1.421 24. CRE -4 TQ?mporay Electrical Facilities 1,971 For the Headworks 25. CRE -5 Modification to Concrete Swale 702 26. CRE -6 Sludge Lagoon Pumper Hose (432) 27. RFP No. 22 Pond 3ypass (1.000) 28. RFP No. 36 Influent Bubbler Panel 29. RFP No. 49 Digester Cas Piping Swivel (2.763) Joints 30. RFP N0. 50 Delete Asphalt Redvood Header (2,458) 31. RFP No. 54 Delete Torque and Shear Pin (1,189) Limit Switches 707AL $ 19,902 CITY Or LODI PUBLIC WORKS DEPARTMENT CONTRACT �.oANCE ORDER NO. 9 Sheet t of Z Date est 47� Account No. �4 -- �-bT— PROJECT= White Slough Water Pollution Control Facilities Caoacity Expansion Improvements CONTRACTOR: Alder Engineering and Construction Co. 3939 South 500 West Salt Lake City, UT 84123 You are directed to make the following changes or do the following work not included in the Plans and Specifications on this contract. .................................................................................... Description of work to be done. estimate of quantities, and prices to be paid. Specify whether additional work is at contract price, agreed price, or force account. Unless otherwise stated, rates for rental of equipment cover only such time as equipment is actually used and no allowance will be made for idle time. The main items of extra work for Change Order No. 9 (520.827.00) include the following: Minor mechanical and Piing revisions; Ceiling support work; Minor electrical modification; Additional asphalt pavement work. The following were deletions or credits: Liquidated damages (142 days); Asphalt slurry seal; and Single ply roofing. Percent of ...Contract_. Original Contract Price $ 9,6812418 Total Cost of This Change Order NOT TO EXCEED $ 20.27 _ -0-g2 Previous Change Orders 479 705 Total Cost of All Change Orders to Date S 458,878 4.74 k Contract Price, Including A11 Change Orders, will be: $10,140,096 Subs Appr Appr CCE}s The undersigned Cort ftdt ;aIMing carefully considered the change proposed, agrees, if this proposal is approved, to provide all equipment, furaish all materials, except as otherwise noted above, perform all services necessary for the work above specified, and accept as full payment the prices shown abcve. ACCEPTED: Date (P "rlt- f X32 sy kcS`v If the Contractor)does not sign ac refer to the General Conditions re - specified timF. M1 ii Contractor Am weikup J6 � c0[)c.;�. L0. Title INDW U R Stance of this order, the Contractor should ,-ding filing a written protest within the Page 2 of 2 BA's Project 16390.400 EEV File 1.5. 9.4 August 5, 1992 CHANGE ORDER NO. 9 SUMMARY It3n Description Contract Change Time Add/Deduct (days) I. FD 36 Drip Traps, Digester Gas 724.00 Piping 2. FO 44A Headworks Steel Beam Supports 3,000.00 3. FD 46 Asphalt Extra Work 3,000.00 4. FD 56 Liquidated Damages ($35.500.00) 5. FO 57 Rm 108 Electrical Conduit 1.372.00 Relocation 6. FO 5B Accoustical Ceiling Extra 382.00 Work 7. FD 59 Hydraulic Power Unit 2,792.010 Extra Work 8. FO 60 Re -key Door Locks 494.40 9. FD 61 Add Solenoid Valves at the 1,295.00 Sample Pump 10. FD 62 Misc. Extra Mechanical Wak 2,131.00 11. FD 63 Single Ply Roof System (2,500.00) 12. FD 64 Asphalt Slurry Seal (5,500.00) 13. FD 65 Asphalt Pavement Extra Work 70272.00 14. FD 66 Digester Ab. 1 Repair 211.00 15. FD 67 Digester Ab. 1 Repair. Time Extension CHANGE ORDER N0. 9 TOTAL ( $20,827.i1O) Refer to B&V Construction Memo dated August a, 1992 for the backup data. 30 32 days