HomeMy WebLinkAboutWRH - CO #10 Cont. No. 907 - 10.4.2021 AECOM
AECOM 319-232- 1 fel
501 Sycamore Street 319-232-0270271fax
Suite 222
Waterloo,Iowa 50703
www.aecom.com
September 15, 2021
Mr. Randy Bennett
Waste Management Services
3505 Easton Avenue
Waterloo, Iowa 50702
Subject: Change Order No. 10
Satellite Wet Well Rehabilitation
Waterloo, Iowa
City Contract No. 907
AECOM #60488465
Dear Mr. Bennett:
Enclosed please find Change Order No. 10 for the above-referenced project. This change order includes the
following:
Additions:
• Cut& Replace Floor Drain
• Core Drill & Replace 8" Flange & Plain End Spools
It is recommended to move forward with this Change Order No. 10 in the net amount of$9,160.00. If you have
any questions or need additional information, please let us know. Thank you.
Yours sincerely,
-0
Ginger I. L'Heureux, PE
Enclosure: As Noted
ZAWaterloo-USWAT 1\Legacy\Projects\60488465\600_Construction_Support\670_Change-Orders\2021-09-15 CO #10 - Trnsmtl Waterloo
Satellite Wet Well Rehab.docx
CHANGE ORDER NO. 10
Owner: City of Waterloo Date: September 14,2021
Project: Satellite Wet Well Rehabilitation
Owner's Contract No.: 907 Contractor: WRH,Inc.
Date of Contract Start: $ Original Contract: $1,839,380.00
You are directed to make the following changes in the Contract Documents. Description:
Additions:
• An existing floor drain has been deteriorated from the conditions within the wet well. Discussions with the City and the Engineer determined that cutting,
removing what is left of the existing drain and replacing it with an appropriate drain and trap would be necessary.
Cut&Replace Floor Drain=$2,933.00
• A deteriorated 8"wall pipe is unusable. Core drill and replace(1)8"Flange and Plain End Spools and install Link-Seal and Grout following installation. The
existing pipes will be disassembled and reassembled in the basement of the Satellite Wet Well Valve Vault on the back side of the Satellite Wet Well.
Core Drill&Replace 8"Flange and Plain End Spools=$6,227.00
TOTAL ADDITIONS: $9,160.00
TOTAL DEDUCTIONS: (0.00)
NET CHANGE ORDER AMOUNT: $9,160.00
Reason for Change Order:
This change order will remove the existing corroded and deteriorated pipes and other components within the Satellite Wet Well improving the safety,
effectiveness,and reliability of the wet well. The floor drain will be replaced and improved. The wall pipe will be replaced with a flange and plain end
spools. These areas were not accessible for evaluation prior to the beginning of construction,but it was known these were potential and likely
additions to the project.
CONTRACT PRICE CONTRACT TIMES(Calendar Days)
To Substantial To Final
Completion Completion
Original: $ 1,839,380.00 Original:
Previous C.O.s(ADD/DEDUCT): $ 407,874.00 Previous C.O.s(ADD/AE WGT): 21
This C.O.(ADD/BEB616T): $ 9,160.00 This C.O.(ADD/DEDUCT): 2
Contract Price With All Approved
Change Orders: $ 2,256,414.00 REVISED:
Original Completion Date: October 1,2019
Revised Completion Date: To Be Determined
It is agreed by the Contractor that this Change Order includes any and all costs associated with or resulting from the change(s)ordered herein,including all impact,delays,
and acceleration costs. Other than the dollar amount and time allowance listed above,there shall be no further time or dollar compensation as a result of this Change Order.
THIS DOCUMENT SHALL BECOME AN AMENDMENT TO THE CONTRACT AND ALL
STIPULATIONS AND COVENANTS OF THE CONTRACT SHALL APPLY HERETO
APPROVED:01.14;'l H4 ,4 5@ 10/4/2021
By:
City of Watedoo(Authorized Signature) Date:
ACCEPTED: G�ZN�✓'_ � , �� Z ,
By:
WRH,Ina(Authorized Signature) Date:
AECOM
60488465 10
Project No. Change Order No.
Pagel ofl.
Z:\Watedoo-USWATi\Legacy\Projects\60488465\600_Construction_Support\670_Change-Orders\2021-09-14-C0#10-Satellite Wetwell-WRH.doc