SUBJECT
title
Approve Construction Contract No. 2021-052, Change Order No. 4 with Vogel Brothers Building Co. for the Upgrade Lift Station No. 253 (Providence) Project. ($12,216.47 increase; $2,217 CIP amendment and transfer from reserves; revised contract sum to date of $892,638.61, and time extension of 155 days).
body
DESCRIPTION
Construction contract 2021-052 with Vogel Brothers Building Company for the Upgrade Lift Station No 253 project was approved by the Board on July 6, 2021. The summary of the contract total and subsequent change orders is as follows:
Item
Board Approval
Additional Time
Amount
New Contract Total
Contract Approval
July 6, 2021
NA
$1,250,092.20
$1,250,092.20
Deductive CO #1
April 12, 2022
NA
($108.003.58)
$1,142,088.62
Deductive CO #2 plus time extension
May 25, 2022
249 days
($261,666.48)
$880,422.14
CO #3 - time extension only
April 13, 2023
162 days
NA
$880,422.14
CO #4 plus time extension
Current
155 days
$12,216.47
$892,638.61
After conception of this project, Polk County Utilities adopted a policy that in addition to a standby generator, regional lift stations will include permanent by-pass pumps. This will aid in reduction of sanitary sewer overflows in the event of a power outage as well as accommodating maintenance and repairs to the lift station. The County requested a change order to add the permanent by-pass pumps. This change, as well as some additional temporary by-pass pumping required during construction, totaled $176,744.67. The summary of the change order is provided on Attachment A.
The contract amount of $1,250,092.20 included contingencies and allowance totaling $164,528.20 consisting of the following:
Electrical Contingency $ 35,000.00
Instrumentation and Control Contingency $ 35,000.00
Civil/Site Contingency $ 35,000.00
Allowance Work $ 59,528.20
This agenda item is requesting an additional $12,216.47 is to cover Change Order No. 4. In addition, a time extension of 155 days is requested ...
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