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Project: Sewer F Schedule A Project <br /> • Change Order No. 4 <br /> Change Order Effective Date: June 23, 2010 <br /> a r,� F:t�r sF <br /> :CONTRACTOR ; ., w ,E ,� #:".. <br /> i�ts^�.°s, <br /> By ' 1 / Date: q- 2a Ib <br /> Officer <br /> Exhibit A—Description of Changed Work <br /> First,this change order is written to document the overrun and under run quantities of the unit bid <br /> quantity items on all three work orders 3300-1,UP2770A&UP2770B. These are shown on the <br /> attached 4 excel spread sheets: identified as sheets 1 and 2 of 2 for work order 33001, sheets 1 of 1 for <br /> work orders 2770A and 2770B. <br /> Secondly,this change order adds the following three(3)new bid items to the contract under work <br /> order 3300-1. <br /> Bid Item#70—TSI Labor Rate Increase Cost. Add new bid item#70 entitled, "TSI Labor Rate <br /> Increase Cost",to the contract in the agreed lump sum price of$2,301.44. <br /> Bid Item#71 —GG Labor and Tax Rate Increase Cost. Add new bid item#71 entitled, "GG Labor <br /> and Tax Rate Increase Cost",to the contract in the agreed lump sum price of$3,179.40. <br /> Bid Item#102—MOH—30" HDPE Pipe. Add new bid item#102 entitled, "MOH—30" HDPE <br /> Pipe,"to the contract in the agreed lump sum price of$4,975.50. <br /> Net result of the overrun and under run quantities of the unit priced bid items for all three work orders, <br /> plus the addition of the three (3) new bid items aforementioned, results in a$284,281.98 contract price <br /> decrease. This value is summarized on sheet 2 of 2 of the excel spread sheets attached. <br /> JUSTIFICATION: <br /> Bid Item#70—TSI Labor Rate Increase Cost. This item being added as a result of the owner <br /> caused delay due to late procurement of the BNSF permits which resulted in new labor rates to be <br /> used. This cost increase is payment is for Tunnel Systems Inc., abbreviated as TSI. <br /> Bid Item#71—GG Labor and Tax Rate Increase Cost. This cost increase is two-fold. First, it <br /> covers the added costs for GG Excavation labor costs as a result of the owner caused delay due to late <br /> procurement of the BNSF permits which resulted in new labor rates to be used. The cost associated <br /> with labor rate increase is $1,792.77. Secondly, it covers the increase tax rate cost of 0.6% for <br /> purchase of materials after April 1, 2009. The cost associated with this rate increase is $1,386.63. <br /> Summary of costs increase for both labor and tax rate increase is $3,179.40. <br /> 4 <br /> Page 3 of 4 <br />