Loading...
CM-2014-384City of Round Rock Agenda Item Summary Agenda Number: Title: Consider executing Quanity Adjustment/Change Order No. 2 with Archer Western Construction, LLC for the BCRWWS - West WWTP Rehabilitation Project. Type: City Manager Item Governing Body: City Manager Approval Agenda Date: 4/18/2014 Dept Director: Michael Thane, Director of Utilities and Environmental Services Cost: $1,740.00 Indexes: Self -Financed Wastewater Construction Attachments: COQA#2REVISED BCRWWSWest DCS CM4.18.14 Department: Utilities and Environmental Services Text of Legislative File CM -2014-384 On September 7 & 8, 2010, Brushy Creek experienced extraordinary flooding conditions that caused the creek level to swell out of its banks and inundate a portion of the Brushy Creek Regional Wastewater System (BCRWWS) - West Wastewater Treatment Plant. Since that time, the facility has been shut down, and the wastewater flow has been diverted to the BCRWWS - East Wastewater Treatment Plant. This project will repair the damages experienced from the flooding, as well as move equipment that was previously located in the floodplain to a higher elevation. In addition, under a renewed wastewater permit as of September 28, 2012, the plant must achieve all of its plant effluent discharge parameters, including an additional 17.4 mg/I daily average for nitrate nitrogen. On November 13, 2012, four bids were submitted. Archer Western Construction, LLC was the low bidder with a bid of $4,172,400. The Cities of Cedar Park, Austin, and Round Rock paid for this rehabilitation project based on their allocated capacity in the treatment system. The City of Cedar Park percentage of capacity is 14.61% or $609,587.64; the City of Austin percentage of capacity is 3.43% or $143,113.32; and the City of Round Rock percentage of capacity is 81.96% which is $3,419,699.04 of the original contract. Quantity Adjustment/Change Order No. 1 adjusted Bid Item quantities for modifications to Basin #2 Airlift piping, Roof Hatch Enlargement, and addition to contract time by 41 calendar days. The bid item adjustments and change orders increased the contract to $4,173,378.72. Quantity Adjustment/Change Order No. 2 is needed to finalize Bid Item quantities for modifications to Air Compressor panel to match incoming power. The bid item adjustment and change orders will increase the contract to $4,175,118.72. Staff recommends approval. City of Round Rock Page 1 Printed on 4/17/2014 LEGAL DEPARTMENT APPROVAL FOR CITY COUNCIL/CITY MANAGER ACTION Required for Submission of ALL City Council and City Manager Items Department Name: Utilities & Environmental Services Project Mgr/Resource: Eddie Zapata Council Action: ORDINANCE Agenda Wording Project Name: BCRWWS - West WWTP Rehabilitation ContractorNendor: Archer Western Construction, LLC n RESOLUTION City Manager Approval CMA Wording Consider executing Quantity Adjustment/Change Order No. 2 with Archer Western Construction, LLC for the BCRWWS - West WWTP Rehabilitation Project. Attorney Approval Attorney Notes/Comments Date l) 7l 19 O:\wdox\SCCInts10142120141MISC100296224.XLS Updated 6/3/08 RRIN[SRt%;N, 1}XA5 rev, 08/12 Department: Engineering Services Division Contract Quantity Adjustment/Change Order Project BCRWWS - West WWTP Rehabilitation Name: Project City Project ID Number Justification Page 1 of 3 Date: 3/31/14 Change Order/Quantity Adjustment No. 2 Change Order/Quantity Adjustment #2 is needed for final adjustments based on field found conditions. SUMMARY Original Contract Price: Previous Quantity Adjustment(s): This Quantity Adjustment: Total Quantity Adjustment(s): Total Contract Price with Quantity Adjustment(s): Previous Change Order(s): This Change Order: Total Change Order(s) To Date: Adjusted Contract Price [Original Contract Price Plus Quantity Adjustment(s) Plus Change Order(s)]: Difference between Original and Adjusted Contract Prices: Original Contract Time: Time Adjl stment by previous Quan. Adj./Change Order: Time Adjustment by this Quan. Adj./Change Order: New Contract Time: Prepared By: // Signa ZfVez -D ze4.41d4. "4‘e,Printed Name, Title, Coriipany Amount $4,172,400.00 $6,524.72 $1,740.00 $8,264.72 $4,180,664.72 -$5,546.00 $0.00 -$5,546.00 % Change 0.00 0.00 0.00 330 41 0 $2,718.72 371 �l KGs ea/r/ Contractor: City Project Manager: Mayor/Ci Manager ignature Signature CM -2014-384 Printed Ngme, Title, Compan anted Nark, T 5 la ve )\ cx CO:Ci MaYNCt5a Printed Name, Title fu/i4— Date ///4 ate 4V9*,,V_ rev, 08/12 Contract Quantity Adjustment/Change Order Project Name: BCRWWS - West WWTP Rehabilitation Project Quan. Adj./Change Order No.: 2 Change Order Data Page 2 of 3 Item # Item Description Unit Qty. Unit Price Amount Contract Time Adjustment Da s $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 TSTA : rev, 08/12 Contract Quantity Adjustment/Change Order Project Name: BCRWWS - West WWTP Rehabilitation Project Quan. Adj./Change Order No.: 2 Quantity Adjustment Data Page 3 of 3 Bid Item # Item Description Unit Qty. Unit Price Amount 4.0 Contract Time Adjustment •t 13 Modifications to air compressor panel to match incoming power LS 1 $1,740.00 T•TA : $1,740.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $1,740.00 0 0