HomeMy WebLinkAboutWoodruff Construction FY2020 Wastewater Treatment Plant Biosolids Modification Project, Cont. No. 994 02.15.21 $11f STRAND
owl ASSOCIATES'
Strand Associates, Inc.'
010 West Wingra Drive
Madison,WI 53715
(P)608 251 4843
February 3,2021
Mr.Brian Bowman
City of Waterloo
3505 Easton Avenue
Waterloo, [A 50702
Re, F.Y.2020 Wastewater Treatment Plant Biosolids Modifications Project
Contract No. 994
City of Waterloo, Iowa(City)
Dear Brian,
Change Order No. 2 for the Contract with Woodruff Construction related to the above-reference project
is enclosed. This change order captures several modifications to the original Contract resulting in a
deduction of$14,235.00 from the Contract price.
As of February 1,2021,this project is 34 percent complete with 45 percent of the Contract time elapsed.
The total value of changes to the original Contract price are summarized in the table below.
Change Order Amount
No. I ADD $32,215.10
No. 2 DEDUCT ($14,235.00)
Total ADD $17,980.10
The current change in the Contract price is 0.1 percent of the original Contract value.
Sincerely,
STRAND ASSOCIATES, INC.®
M-k
4-a~kl r.4,VJA'V
Samuel K. Hocevar
Enclosure
SKH:s l\\S:\MAD\4400--0499k463\009\Corutmcdon\Change Orders\002\CO 2 Cover Letter.docx
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I
, ,j STRAND
a ASSOCIATES-
Strand Associates, Inc.`
910 West Wlrigra Drive
Madison.''VV1 53715
Ra (pi 60 .251 443
February 2, 2021
CHANGE ORDER NO.2
PROJECT: F.Y. 2020 Wastewater Treatment Plant Biosolids Modifications Project
OWNER: City of Waterloo, Iowa
CONTRACT: City Contract No. 994
CONTRACTOR: Woodruff Construction
Description of Change
2a Revise the helical piers layout in accordance with Work ADD $1,892.00
Change Directive(WCD)002 dated August 24, 2020.
2b Provide rubber flapper swing check valves for ADD $1,035.00
CV-180-01, CV-180-02, and CV-180-03 in accordance
with enclosed Cost Proposal Request(CPR)003 dated
September 9, 2020.
2c Change the precast plank design for the ADD $4,959.00
Dewatering Building(Structure 330) in accordance with
enclosed CPR 004 dated October 1, 2020.
2d Provide stainless steel digester gas piping for the ADD $19,993.00
anaerobic digester boilers in accordance with enclosed
CPR 005 dated October 27,2020.
2e Remove a handhole adjacent to the WAS Transfer (DEDUCT) ($1,082.00)
Pumping Station in accordance with enclosed Request
for Information(RFI)025 dated November 11,2020.
2f Infill window in 170SWBD-1 and eliminate railings on (DEDUCT) ($3,015.00)
the east and west of the roof of the Dewatering Building
truck bay in accordance with Items 007-01 and 007-03
on enclosed CPR 007 dated November 5,2020.
2g Delete five electric rotary-actuated discharge slide gates (DEDUCT) ($40,294.00)
on the shaftless screw conveyors in the
Dewatering Building(Structure 330)in accordance with
enclosed CPR 008 dated October 10,2020.
2h Delete the ground wire conductors from PMT-1 to (DEDUCT) ($4,683.00)
330MCC-IA,from 170PMT-A to 170SWBD-1, and
from 170PMT-B to 170CB-1 in accordance with
enclosed CPR 009 dated October 10, 2020.
2i Provide modifications to the Chemical Building ADD $1,273.00
(Structure 300)to accommodate an existing
underground duct bank in accordance with the enclosed
correspondence dated October 18, 2020.
2j Revise stair access to centrifuge based on coordination ADD $3,593.00
with conveyor manufacturer in accordance with the
enclosed correspondence dated November 2, 2020.
WMB:tII\5:\MAD\4400--4499\4463\009\Construction\Change Orders\002\CO 2.docx
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Strand Associates, Inc."'
City of Waterloo, Iowa—Woodruff Construction
City Contract No. 994, Change Order No. 2
Page 2
February 2, 2021
2k Modify grating and supports in Structures 330 and 180 ADD $2,094.00
in accordance with RFIs 35 and 37.
21 Amend Contract Final Completion date as a result of ADD $0.00
COVID-19 delay claim of 14 days for time lost between
October 30 and November 12,2020.
TOTAL VALUE OF THIS CHANGE ORDER: (DEDUCT) ($14,235.00)
Contract Price Adjustment
Original Contract Price $16,587,300.00
Previous Change Order Adjustments $32,215.10
Adjustment in Contract Price this Change Order ($14,235.00)
Current Contract Price including this Change Order $16,605,280.10
Contract Final Completion Date Adjustment
Original Contract Final Completion Date March 3, 2022
Contract Final Completion Date Adjustments due to previous Change Orders 0 Days
Contract Final Completion Date Adjustments due to this Change Order 14 Days
Current Final Contract Completion Dates including all Change Orders March 17,2022
WMB:tl I\5:\MAD\4400-4499\4463\009\Construction\Change Orders\002\CO 2 docz
www,strand.com
Strand Associates, Inc.
City of Waterloo, Iowa—Woodruff Construction
City Contract No, 994, Change Order No. 2
Page 3
February 2,2021
;..88...4,r.J This document shall become a supplement to the Contract and all provisions will apply hereto.
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WMB:111\S:VNAD\4400-A499\4463\009\Conslmclion\Change Orders\002\CO 2 docz
www.strand.com