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HomeMy WebLinkAboutCadar Valley Corp, LLC.-10/20/2014CITY OF WATERLOO Council Communication City Council Meeting: October 20, 2014 Prepared: October 15, 2014 Dept. Head Signature: Eric Thorson, PE., City Engineer # of Attachments: SUBJECT: F.Y. 2014 KIMBALL AVENUE TRANSPORTATION IMPROVEMENTS STP -U-8155 (731)-70.07 CITY CONTRACT NO. 843 CHANGE ORDER NO. 6 Submitted by: Teff Bales, Associate Engineer Recommended City Council Action: Staff has reviewed proposed Change Order No. 6 and recommends Council approve and authorize Mayor to sign document. Summary Statement The project has experienced delays in construction because of utility relocations and adjustments . As a result, work cannot be completed this construction season on pavement of stage 2 (adjacent to stage 1) and stage 4 (adjacent to stage 3A). Therefore, to restore the roadway to four lanes of traffic for the winter shutdown, a 3 -feet wide temporary pavement strip will need to be constructed to bridge between the new pavement and adjacent existing pavement. The 3 -feet strip will consist of 3 -inches of hot -mix asphalt over a 5 -inch granular base. The estimated quantities for this temporary pavement gap work including traffic control will amount to a cost increase of $41,857.50. Expenditure Required $41,857.50 Source of Funds Federal Aid STP Funds - $33,486 and Local Option Sales Tax Funds - $8,371.50. Policy Issue N/A Alternative N/A Background Information Form S T0240wd 04 -Qs Iowa Department of Transportation Change Order No. Six (6) Non - Part Part Non -Substantial: 10 ❑ Substantial: ❑ ❑ Contract Accounting ID No.: 031521 County BLACK HAWK (07) Concurrence Date Project No: STP -U-8155(731)--70-07 Kind of Work: PCC PAVEMENT - GRADE/REPLACE Date Prepared: 10/14/2014 Contractor: CEDAR VALLEY CORP., LLC You are hereby authorized to make the following changes to the contract documents. A - Description of change to be made or extra work to be done: S=Substantial; NS=Non-Substantial; P=Participating; NP=Non-Participating 7007 0200 — Md 150 tons on Hot Mix Asphalt Mixture, Commercial Mix (Includes Asphalt Binder), As Per Plan (NS;P) 7008 0060 — Add 125 cubic yards of Modified Subbase (NS;P) 7009 0820 — Add 900 square yards of Removal of Pavement (NS;P) 8011 Add Additional. Traffic Control for Winter Shutdown Pavement. (Lump Sum) (NS;P) B — Reason for change or extra work: 7007-7009, 8011 Because of delays to the construction progress as a result utility conflicts, work will not be complete on the pavement of Stage 2 (adjacent to Stage 1) and Stage 4 (adjacent to Stage 3A) and a temporary pavement will be constructed to bridge the 3 -foot gap between the pavements. The temporary pavement will be 3 -inches of HMA pavement on a 5 -inch modified subbase. Continued on reverse side) Approved District Construction Engineer Date Project Engineer Date Receipt is acknowledged of this change or extra work and terms of settlement are hereby agreed to. Approved contingent upon funds being available under the existing project agreement or upon additional Federal -aid funds being made available by a modified project agreement. Date For the Division Administrator Federal Highway Administration Cedar Valley Corp., LLC Contractor By Approved Approved Date City Engineer Date Assistant Construction Engineer Date DISTRIBUTION: Project Engineer—Forward original to District. District — Nonsutstanhial— Forward original and one copy to the Office of Construction and two copies bade to the Project Engineer, - Substantial - Forward original and two copies to the Office of Construction. C-1 —Settlement for cost of work to be made as follows: 7007, 7008, 7009 Contract Price 8011 Agreed Lwnp Sum Price Accounting ID No. 1 013 1 1 512111 1 2 3 4 5 6 Change Order No. Six (6) C-2 — Justification for cost(s) 7007, 7008, 7009 Contract Price 8011 The cost is for traffic control during the pavement operation for the 3 -foot gap. The cost is considered appropriate because the gap will be paved under traffic and the traffic control will need to be maintained for a period of approximately one week. D — ITEMS INCLUDED IN CONTRACT If Credit Change No. Line Item Number Unit Price Quantity xxx Amount 7007 0200 Hot Mix Asphalt Mixture, Commercial Mix (Includes Asphalt Binder), As Per Plan 175.000 150.000 26,250.00 7008 0060 Modified Subbase 39.500 125.000 4,937.50 7009 0820 Removal of Pavement 7.700 900.00 6,930.00 7 8 7 8 E — ITEMS NOT INCLUDED IN CONTRACT TOTAL 38,117.50 If Credit, Add "CR" Change Na Item Description Item Number Function Code Unit Price .xxx Quantity .xxx Amount .xx 8012 Traffic Control for Winter Shutdown Pavement 2599-9999010 3,740.000 1.000 3,740.00 8 8 8 8 8 TOTAL 3,740.00