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HomeMy WebLinkAbout8 West End Donner Lake Change Order TDPUD MEMORANDUM August 28, 2002 TO: Board of Directors FROM: Neil Kaufman, Water System Engineer SUBJECT: INSTALLATION OF SERVICES FOR THE WEST END OF DONNER LAKE - CHANGE ORDER #1 AGENDA # S BACKGROUND: The Board of Directors previously awarded the Contract for construction of the INSTALLATION OF SERVICES FOR THE WEST END OF DONNER LAKE project to Jaeger Construction. We are beginning work in the Placer County portion of the project and the Placer County Department of Public Works has imposed two significantly different requirements on trench excavation and backfill than those of the Town. 1) Placer County will not allow excavation spoils to be piled on the roadway surface. All spoil materials must be placed directly into trucks for removal from the site. Jaeger has been functioning with two and three separate crews installing services simultaneously. Within the Town, a single dump truck has been adequate to support all three crews. It will be necessary to provide each crew with a separate truck based on Placer County requirements. 2) Placer County requires that the entire trench above the pipe zone be backfilled with aggregate base. Placer County does allow the use of screen native material for any portion of the pipe trench. In addition, Placer County has only approved the use of aggregate base from the Teichert facility. Aggregate base from the Martin Marietta and Joy facilities is not acceptable to Placer County. Jaeger has been purchasing material from the Martin Marietta facility. Material from the Teichert facility is significantly more expensive than the other two facilities. In addition, the main line pipe in Placer County was installed this year and there are not any service saddles currently installed. Saddles were installed on the pipes installed last year. Saddles have been purchased by the District and will be provided to Jaeger. There is some additional labor and excavation associated with installing the saddles. Jaeger Construction has provided a unit price of an additional $905 per service lateral to cover the three issues described above. This $905 cost is based on an average length service and the cost to the District will not vary with the actual length of the service. Page 1 RECOMMENDATION: I estimate that there are a total of 50 services that will be subject to the additional requirements from Placer County. I do not have an exact count at this time. Therefore,the estimated total impact is $45,250. However, I would like the change order to be based on the unit price of $905 per service since the total of 50 is only an estimate. Attachment-Contract Change Order #1 Page 2 Aug 30 02 11 : 45a Jaeger Construction Inc. (530) 673-3811 P. 1 Auc-SO-2002 09:49am Fram-71}KFF OnNNFR PULI 46306871180 T-41E P.M/Cat 2-4TB TRUCKEE D . Change Order cnntract Name: INSTALLATION OF SERVICES FOR THE WEST END OF DONNER LAKE Contract Change Order No: 1 Orig. Contract Amt. $ 1,052,014.00 Days NA Data: August 28,2002 Prey,Apprd Changes$ 0 Days NA Contractor Jaeger Construction This Chanqe$ NA Days NA Revised Contract Amt.$ NA Days NA This Change Order covers changes to the subject Contract as described herein. The Contractnr shalt construct, furnish equipment and materials, and perform all work as necessary or required to complete the Change Order Items for a lump surn price agreed upon between the Contractor and District. Increase in (Decrease) Contract Time Description of Chances Contract to Contract rrtPnsion Amount $ Amount S da s 1) Changm is excavation and backfill conditions based on $905 per NA the Placer County Encroachment Permit, service lateral I Totals NA Net change in contract amount(increase or decrease) NA The amuunt of the Cuntracl will be increased by the sum of$905 for each service lateral installed In Placer County surd the Cuntra k Tinre shall nvt be extended. The undersigned Contractor approves the foregoing Chango Order as to the changes, if any, in the eontrac4 price spul;lfied lot eauh item iltcludi fig tury and all supelvisiuu Lusts and other miscellaneous costs relating to the uhartye in wurk, and as to tfle extension ur time alluwed, if any, tur r rnpfetlon of the enure work on account of said Change Order- The ConAactor aytees to furnish all labo, and materials and perform all other necessary work, inclusive of the directly or indirectly related to the approved time extension, required to complete the Change order items. This document will become a supplement of the contract and all provisions will apply hereto. It is understood that the Change Order shall be effective when approved by the District. Accepted: r /Contractor Date: (Signature) Approved: /District Date: _ (Signature)