HomeMy WebLinkAboutWRH, Inc. - Contract No. 1067, CO #2 - 6.17.2024heAl
STRAND
ASSOCIATES®
Exelle:ce in Engineering"''
June 4, 2024
CHANGE ORDER NO. 2
PROJECT:
OWNER:
CONTRACT:
CONTRACTOR:
Strand Associates, Inc.®
910 West Wingra Drive
Madison, WI 53715
(P) 608.251.4843
www.stra nd.com
F.Y. 2023 Wastewater Treatment Plant Final Clarifier No. 3 Rehabilitation
City of Waterloo, Iowa
1067
WRH, Inc.
Description of Change
2a Use skimmer arm assembly furnished by Owner instead (DEDUCT)
of Contractor -furnished skimmer arm. Add replacement
of existing skimmer arm wiper blade. These changes are
in accordance with the Cost Proposal
Request (CPR) 001 dated October 20, 2023, and
Request for Change (RFC) 4 dated February 1, 2024.
2b Remove Allowance for Partial Depth Base Slab Repairs (DEDUCT)
from Specifications Section 03 01 30—Concrete Surface
Repair in accordance with RFC 5R-2 dated
May 22, 2024.
2c Remove Allowance for Full Depth Base Slab Repairs (DEDUCT)
from Specifications Section 03 01 30—Concrete Surface
Repair in accordance with RFC 5R-2 dated
May 22, 2024.
2d Remove Allowance for Chemical Crack Injection from (DEDUCT)
Specifications Section 03 64 00—Crack Repairs in
accordance with RFC 5R-2 dated May 22, 2024.
2e Add Base Slab Concrete Repair Lump Sum integral ADD
with grout topping placement in accordance with
RFC 5R-2 dated May 22, 2024.
2f Change the Final Clarifier Equipment Inspection and ADD
Repair —Unidentified Repairs from $50,000.00 to
$55,975.58 to add manifold seal repair plates in
accordance with RFC 6 dated May 1, 2024, and Evoqua
report dated February 28, 2024.
2g Extend Contract Substantial Completion and ADD
Final Completion Dates by 35 calendar days in
accordance with RFC 5 dated May 22, 2024.
TOTAL VALUE OF THIS CHANGE ORDER:
KPB:tII\S:\MAD\4400- 4499\4463\016\Construction\Change Orders\CO 2\CO 2.docx
ADD
($6,553.80)
($9,000.00)
($32,000.00)
($10,000.00)
$159,670.80
$5,975.58
$0.00
$108,092.58
Arizona j Illinois I Indiana I Iowa I Kentucky I Ohio I Tennessee I Texas I Wisconsin
Strand Associates, Inc.
City of Waterloo—WRH, Inc.
Contract 1067, Change Order No. 2
Page 2
June 4, 2024
Contract Price Adjustment
Original Contract Price
Previous Change Order Adjustments
Adjustment in Contract Price this Change Order
Current Contract Price including this Change Order
Contract Substantial Completion Date Adjustment
Original Contract Substantial Completion Date
Contract Substantial Completion Date Adjustments due to previous Change Orders
Contract Substantial Completion Date Adjustments due to this Change Order
Current Substantial Contract Completion Dates including all Change Orders
Contract Final Completion Date Adjustment
Original Contract Final Completion Date
Contract Final Completion Date Adjustments due to previous Change Orders
Contract Final Completion Date Adjustments due to this Change Order
Current Final Contract Completion Dates including all Change Orders
$842,000.00
$36,605.84
$108,092.58
$986,698.42
January 7, 2024
173 Days
35 Days
August 2, 2024
February 6, 2024
171 Days
35 Days
August 30, 2024
%% 0 � 1 pN�,i,; his document shall become a supplement to the Contract and all provisions will apply hereto.
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lam) %r+��NSU ANT Strand As ci es, Inc.®Date
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;OMMEND
CONTRACTOR—WRH, Inc.
APPROVED
Querc1ui art
CITY —City of Waterloo, Iowa
KPRall`S:''MAD 4400--4499 4463 0I 6' Conslruclio&Change Orders CO 2 CO 2.docx
6X4/
Date
6/17/2024
Date
www.strand corn
Request for Change (RFC)
Project: FY 23 Wastewater Treatment Plant Final Clairifier #3 Rehabilitation - Waterloo, la.
RFC No. 4
DATE 02/01/24 Job No. 1419
Reference:
RFQ # Location Contract No.
A Change in the scope of work is indicated below and Owner's prompt approval or rejection of this
authorization is requested so that the material may be purchased and to prevent any delay in field operations.
Reason for Change:
( ) Design Request
( X) Owner Request
( ) Other ---- Explain
( ) Field Condition
( ) Suggested by Contractor
1) A) Credit for owner -provided skimmer arm, B) Cost of providing and installation of additional wiper blades.
2) It is requested that the completion date be;
by 0 calendar days.
( ) extended ( X ) decreased
3) Basis of Payment:
a) ( ) Firm price for performing this change along with attached supporting details
is ( ) increased / ( X ) decreased by $6,553.80
b) ( ) Unit Price $0.00
c)
d)
(
(
Change to be performed per unit prices in Contract $0.00
) The time required to prepare and agree upon a detailed estimate prior to proceeding with
the change would unduly delay job progress. The following is an approximate estimate
to assist Owner in determining whether or not change should be made. If notified to proceed,
a detailed estimate in the form agreed upon, with supporting details, will be submitted
after receipt of said notice.
Approximate Estimate is $0.00
(
(
(
(x
) CHANGE WILL NOT BE MADE
PROCEED ON THE FOLLOWING BASIS:
) Firm Price
) Estimate of Price
) Unit Price in Contract
Comments:
( ) Time and Material
( ) Change in Completion Date
( ) No Change
Submitted by: A proved by ateitan r
Tim Williams Owner
WRH, Inc.
Date: 2/1/2024 Date: 6/17/2024
DIGITALLY
SIGNED
FY 23 Wastewater Treatnnent Plant Final Clairifier #3 Rehabilitation
Waterloo, la.
RFC Calculation
RFC # 4
Subcontractors
Material:
N et material Credit includes:
Credit for owner provided Skimmer Arms
Additional cost of additional skimmer blades
Labor:
(sorting materials and installation of additional skimmer blades)
General Labor
Skilled Labor
Truck Driver
Equipment Operator
Foreman
S uperintendent
Project Manager
Equipment:
Field Truck
Med Duty Flatbed Truck
Skid loader
S cissor Lift
Excavator (under 100 HP)
Excavator (100 HP +)
Crane
Dozer (small)
Dozer (large)
Sales Tax on Material
Contractor's Fee (Self -performed)
Contractor's Fee (Sub -contracts)
Bond & Insurance
Total Proposed Change
Quantity Unit
LS
1.00 LS
16.0 Hr
8.0 Hr
Hr
Hr
8.0 Hr
1.0 Hr
1.0 Hr
Sub -total
Day
Hr.
Hr
Hr
Hr
Hr
Hr
Hr
Hr
1419
Unit Rate
$0.00
-310,000.00
$79.50
$84.34
$87.35
$91.40
$95.40
$104.03
$182 75
$93.60
$61.20
$57.20
$41.60
$83.20
$135.20
$282 54
$98.80
$130.00
0.00%
15.00%
5.00%
2 00%
02/01/24
Line Total
$0.00
$0.00
$0.00
$0.00
$0.00
($10,000.00)
$0.00
$0.00
$0.00
$0.00
$0.00
$1,272 00
$674.72
$0.00
$0.00
$763.20
$104.03
$182 75
$0.00
$0.00
$0.00
$0.00
$0.00
$0.00
$0.00
$0.00
$0.00
$0.00
($7,003.30)
$0.00
$449.51
$0.00
$0.00
($6,553.80)
($6,553.80)
A) Credit for owner -provided skimmer arm, B) Cost of providing and installation of additional wiper blades.
2of2
\hf/
Request for Change (RFC)
Project: FY 23 Wastewater Treatment Plant Final Clarifier #3 Rehabilitation - Waterloo, Ia.
RFC No. 5R - 2 DATE 05/22/24 Job No. 1419
Reference:
RFQ #
Location Final Clarifier #3 Contract No. 1067
A Change in the scope of work is indicated below and Owner's prompt approval or rejection of this
authorization is requested so that the material may be purchased and to prevent any delay in field operations.
Reason for Change:
( ) Design Request
( X) Owner Request
( ) Other ---- Explain
1)
( ) Field Condition
( ) Suggested by Contractor
The BASE BID included the following Allowance #1:
- Concrete Surface Repair- Top Slab surface Repairs
Q�t rr Unit Price Allowance Total
10 CF $ 900.00 $ 9,000.00
Following multiple inspections of the clarifier floor, it was evident that much more of the
existing floor needed to be replaced.
WRH is requesting:
- An additional Lump Sum Change Order item to cover the full extent of the floor repair.
- With approval of this RFC, the project can draw from the current Allowances:
- Allowance #1 Partial Depth Base Slab Repairs $ 9,000.00
- Allowance #2 Full Depth Base Slab Repairs $ 32,000.00
- Allowance #3 Chemical Injection Crack Repairs $ 10,000.00
$ 51,000.00
2) It is requested that the completion date be;
by 35.00 calendar days.
3) Basis of Payment:
( X) extended
( ) decreased
a) ( X ) Firm price for performing this change along with attached supporting details
is (X ) increased / ( ) decreased by $159,670.80
b) ( ) Unit Price
c) ( ) Change to be performed per unit prices in Contract
$0.00
d) ( ) The time required to prepare and agree upon a detailed estimate prior to proceeding with
the change would unduly delay job progress. The following is an approximate estimate
to assist Owner in determining whether or not change should be made. If notified to proceed,
a detailed estimate in the form agreed upon, with supporting details, will be submitted
after receipt of said notice.
Approximate Estimate is
) CHANGE WILL NOT BE MADE
PROCEED ON THE FOLLOWING BASIS:
) Firm Price
Estimate of Price
) Unit Price in Contract
Comments:
$0.00
( ) Time and Material
( ) Change in Completion Date
( ) No Change
Submitted Que J it
Tim Willi Owner
WRH, Inc.
Date: 5/22/2024 Date:
6/17/2024
FY 23 Wastewater Treatment Plant Final Clarifier #3 Rehabilitation - Waterloo, la.
RFC Calculation 1419
RFC #5R-2
Subcontractors Quantity Unit Unit Rate Line Total
Roto Rooter - Cleaning 2 00 Day $0.00
Material:
PCC Mix 106.00 CY $177.50 $18,815.00
At 2" thick & 105' diameter the planned grout quantity is 54 CY
Floor grout and floor repairs used 160 CY
Deducting for the planned 54CY grout course leaves a 106 CY overrun for floor repairs.
Labor:
Preparation, placing and curing partial depth PCC
Mobilization - Straight Time
Mobilization - OT
Crane & Operator - Straight
Crane & Operator - OT
Mini w/ Breaker & Operator - Straight
Mini w/ Breaker & Operator - OT
Supervision - Straight Time
Supervision - OT
Labor - Straight Time
Labor - OT
Air Compressor
Pump Truck & Operator - Straight Time
Pump Truck & Operator - OT
Jackhammer
27.50
4.00
24 80
3 50
66 50
3.50
76.19
9.00
712 58
116.66
22 00
5.30
2 98
1.00
Sub -total
Sales Tax on Material
Contractor's Fee (Self performed)
Contractor's Fee (Sub -contracts)
Bond & Insurance
Total Estimated Change
Hr $
Hr $
Hr $
Hr $
Hr $
Hr $
Hr $
Hr $
Hr $
Hr $
Hr $
Hr $
Hr $
LS $
170 13
218 17
252.55
303.83
163 14
214.42
111.09
166.64
90.08
135 12
13 46
252.55
378 83
150.00
0.00%
15.00%
5.00%
200%
$4,678 58
$872 68
$6,263 24
$1,063.41
$10, 848 81
$750.47
$8,463 95
$1,499.76
$64,189 21
$15,763 10
$296.12
$1,338 52
$1,128 91
$150.00
$0.00
$136,121.74
$0.00
$20,418 26
$0.00
$0.00
$156,540.00
$3,130 80
$159,670.80
DOES NOT include costs for PRV's, core drilling, waterstop, welding, roughening the surface.
ON Fri. 5/17/24 (the day of the grout pour) only 2/3 of the hours are included.
1/3 of the grout quantity used was for +/- 2" of grout topping included in the Base Bid.
Labor & Equipment Calculation Confidential Page 1
Date
05/17/24
05/17/24
05/17/24
BENTON' S READY MIXED CONCRETE
725 CENTER STREET
CEDAR FALL S , IA 50613
PHONE : (319) 266-2641 FAX: (319) 266-2643
over
commitment
amount 5/20
W R H , INC.
apinvoices@wendlerinc.com
•
Ticket Qty
•
Description
Customer No.
Invoice Date
Invoice Number
Job Id
PO / Lot #
Credit Terms
1 160.00 CY WRH SPECIAL GROUT
1 160.00 EA HAUL RATE - 6.25 YDS +
1 160.00 EA high range super plas.
•
THANK YOU FOR YOUR BUSINESS....
Invoices are available for email now.
Notify the office, if you would like them emailed.
•
•
* * * INVOICE
•
72700
5/17/2024
215861 Page 1
TP Clarifier # 3 Rehab
14192304
NET DtJE IN 30 DAYS
Price Amount
112.00
60.00
5.50
17920.00
9600.00
880.00
Sub -Total 28400.00
Sales Tax- IA 7 .00
Invoice Total 28400.00
A discount of $ 8 0 0.0 0 if paid by discount 30 days- Net 30 days
Request for Change (RFC)
Project: FY 23 Watewater Treatment Plant Final Clarifier #3 Rehabilitation - Waterloo, la.
RFC No.
Reference:
RFQ #
6 DATE 05/01/24 Job No. 1419
Location Clarifier #3 Contract No. 1067
A Change in the scope of work is indicated below and Owner's prompt approval or rejection of this
authorization is requested so that the material may be purchased and to prevent any delay in field operations.
1)
Reason for Change:
( ) Design Request
(X ) Owner Request
( ) Other ---- Explain
( ) Field Condition
( ) Suggested by Contractor
Field inspection of the existing clarifier mechanism revealed the need for additional Metal manifold plates be
added to the center column to keep debris out. As the existing allowance has been used, we respectfully
request a change order to increase the allowance to cover this additional work.
2) It is requested that the completion date be;
by 2 calendar days.
( X ) extended
( ) decreased
3) Basis of Payment:
a) ( x ) Firm price for performing this change along with attached supporting details
is ( x ) increased / ( ) decreased by $6,270.78
b)
c)
d)
(
(
(
) Unit Price
$0.00
) Change to be performed per unit prices in Contract $0.00
) The time required to prepare and agree upon a detailed estimate prior to proceeding with
the change would unduly delay job progress. The following is an approximate estimate
to assist Owner in determining whether or not change should be made. If notified to proceed,
a detailed estimate in the form agreed upon, with supporting details, will be submitted
after receipt of said notice.
Approximate Estimate is $0.00
( ) CHANGE WILL NOT BE MADE
PROCEED ON THE FOLLOWING BASIS:
( ) Firm Price
( ) Estimate of Price
(x ) Unit Price in Contract
Comments: ,.
( ) Time and Material
( ) Change in Completion Date
( ) No Change
Submitted by:
Tim William
WRH, Inc.
Date: 5/1/2024
Approved by Quuertiu2 i llzr
DIGITALLY
SIGNED
Owner
Date: 6/17/2024
FY 23 Watewater Treatment Plant Final C
RFC Calculation
Subcontractors
Material•
Additional Materials - Superior Welding
Welding Materials
Labor:
General Labor
S killed Labor
arifier #3 Rehabilitation - Waterloo, Ia.
RFC # 6
S afety Professional
i
Foreman
Superintendent
Project Manager
Equipment
Field Truck
S kid loader
Scissor Lift
Excavator (under 100 HP)
Excavator (100 HP +)
Welder
Dozer (small)
Dozer (large)
Sales Tax on Material
Contractor's Fee (Self -performed)
Contractor's Fee (Sub -contracts)
Bond & Insurance
Total Proposed Change
Quantity Unit
LS
Sub -total
1.00 LS
1.00 LS
160Hr
Hr
Hr
16.0 Hr
2 0 Hr
2 0 Hr
20Day
Hr
16.0 Hr
Hr
Hr
160Hr
Hr
Hr
Unit Rate
$0.00
$421.29
$75.00
$79.50
$96.08
$111.09
$105.09
$111.09
$195.17
$93.60
$57.20
$41.60
$83.20
$135.20
$26.93
$98 80
$130.00
0.00%
15.00%
5.00%
05/01/24
Line Total
$0.00
$0.00
$0.00
$0.00
$0.00
$421 29
$75.00
$0.00
$0.00
$0.00
$0.00
$0.00
$1,272 00
$0.00
$0.00
$1,681.44
$222.18
$390 34
$187 20
$0.00
$665.60
$0.00
$0.00
$430.88
$0.00
$0.00
$5,345.93
$0.00
$801.89
$0.00
$0.00
$6,147.82
$122 96
$6,270.78