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Item 4BAGENDA ITEM # 4B FEBRUARY 22, 2010 CITY OF ATLANTIC BEACH CITY COMMISSION MEETING STAFF REPORT AGENDA ITEM: Proposed Change Order No. 4 & Change Order No. 5 to Royal Palms Drainage Rehabilitation Project (PW0905) SUBMITTED BY: Rick Carper, P.E., Public Works Director DATE: February 12, 2010 BACKGROUND: At the July 27~' meeting, the Commission approved the award of a contract to R.B. Baker Construction, Inc. for construction of the Royal Palms Drainage Rehabilitation Project (PW0905) in the amount of $3,180,703 for the base bid and selected additive alternates. Change Order No. 4, a field change to the plans to use elliptical pipe rather than the round pipe in the bid plans was required because there would have been insufficient cover over the round pipe for long term system reliability. Also, changes to the required number of new structures versus connecting to deteriorating existing structures became a necessity. Net change in contract price $9,757.19. • Change Order No. 5 is for pump trucks for force main outage, deadman for AC water main restraint, two 6" water main case A's, two 8" water main case B's and adjustments for two fire hydrants as a result of field discoveries. Net change in contract price $18,823.28. RECOMMENDATION: Authorize the City Manager to execute Change Order No. 4 & Change Order No. 5 to the R.B. Baker Construction contract. BUDGET: This project is funded from the Stormwater Fund, Account No. 470-0000-538- Royat Palms Drainage Rehabilitation Project (PW0905) budget. ATTACHMENT: (2) Proposed Change Order No. 4 & Change Order No. 5 REVIEWED BY CITY MANAGER: AGENDA ITEM # 4B FEBRUARY 22, 2010 1 r CHANGE ORDER N0.4 Contractor. RB. Baker Construction, Inc. Owner: City of Atlantic Beach 125 International Golf Parkway St. Augustine, FL 32095. Date: February 3, 2010 Attention: Rick Carper City Bid No.: 0809-08 Project: Royal Palms Drainage Rehabilitation Project You are hereby requested to comply with the following changes in the Contract Documents: . L Revised Scope of Work DECREASE INCREASE IN IN ITEM UNIT CONTRACT CONTRACT NO. DESCRIPTION QTY UNIT PRICE $ PRICE $ PRICE $ 1 36 "RCP Deduct Sht D-12 -240 LF 68.85 2 29X45" RCP Add Sht D-12 240 LF 98.44 23,625.60 3 S 213 Deduct 3X4 -1 EA :. ...... 2,280.05 4 S 213 Add 3X6/4X5 1 EA 2,790.59 2,790.59 5 Connect to Existing Structures -5 EA 1,392.07 New Structures . 6 5-201, 5-204, S 208, 5-214, 5 EA 1,821.08 9,105.40 5220 'Y~• TOTAL ~ NET CHANGE IN CONTRACT PRICE 35,521.59 9,757.19 The above Revised Scope of Work will be added to the existing Purchase Order for the proj ect. 5 days will be added to the Contract Completion Date. Revised Completion Date for the project is September l~, 2010. Accepted By: Date: Contractor Approved By: Date: Owner AGENDA ITEM # 4B FEBRUARY 22, 2010 CHANGE ORDER NO. S Contractor: RB. Baker Construction, Inc. Owner: City of Atlantic Beach. 125 International Golf Parkway St. Augustine, FL 32095 Date: February 3, 2010 Attention: Rick Carper City Bid No.: 0809-08 Project: .Royal Palms Drainage Rehabilitation Project You are hereby requested to comply with the following changes in the Contract Documents: 1. Revised Scope' of Work ~ ' ITEM NO. ESCRIPTION . QTY NIT DECREASE INCREASE IN IN UNIT CONTRACT CONTRACT PRICE $ PRICE $ PRICE $ 1 ~ Pump Trucks for FM Outage 1 LS 3,500.00 3 500.00 »~., ' 2 ~Utilitycrew Dayfor FM Outage ~ 1 LS 3,000.00 ''" ~ ~ 3,000.00 3 Deadman for AC WM Restraint 1 EA 1,600.00 '~' t 1,600.00 4 6" Wateiwain Case A i EA 1,448.26. 1,448.26 5 8" Watermain Case B 2 EA 2;887.51 _ 5,775.02 6 Fire Hydrant Adjustments 2 EA 1,750.00 "`~ 3,500.00 I TOTAL 18,82328 NET CHANGE IN CONTRACT PRICE ~ ~ ~~ t~ 18 823.28 ~~ ~ .. The above Revised Scope of Work will be added to the existing Purchase Order fox the project. 2 days will be added to the Contract Completion Date. Revised Completion Date for the project is September 3xd, 2010. Accepted By: Contractor Approved By: Owner Daze: Date: