Lake County, IL
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File #: 21-2004    Version: 1 Name: Buffalo Creek Wetland Bank: Construction Change Order Number Nine
Type: committee action item Status: Passed
File created: 12/16/2021 In control: Public Works, Planning & Transportation Committee
On agenda: Final action: 1/6/2022
Title: Joint committee action item approving Change Order Number Nine consisting of an increase of $181,606 for additions to the Buffalo Creek Wetland Bank contract.
Attachments: 1. 21-2004 Buffalo Creek Wetland CO9, 2. 21-2004 Project Memo Buffalo Creek Wetland Bank CO9, 3. 21-2004 Vendor Disclosure, Semper Fi Land Services, 4. 21-2004 Location Map, Buffalo Creek Wetland Bank

Title

Joint committee action item approving Change Order Number Nine consisting of an increase of $181,606 for additions to the Buffalo Creek Wetland Bank contract.

 

Staff Summary

                     Buffalo Creek Wetland Bank is under contract with Semper Fi Land Services, Inc., Aurora, Illinois, in the amount of $1,254,428.47 as approved by the County Board on August 8, 2017, and designated as Section 01-00000-00-ES. 

                     On July 13, 2021, the County Board approved an agreement between the County, Lake County Forest Preserve District (LCFPD), and Village of Long Grove (Village) for the installation of buffer plantings as part of this project.  In accordance with the agreement, the LCFPD would provide the planting material and the County and Village would split the cost of installation.

                     The costs for the installation of the buffer plantings is estimated to be $58,600, for which the Village is responsible for 50% ($29,300). 

                     Change Order Number Nine consists of adding the buffer plantings as well as balancing the required maintenance items that are anticipated for the remaining two seasons through 2023 based on the needs from the first three seasons.

                     The sum of all contract change orders to date is $305,332.95, which represents a 24.34 percent increase over the original awarded contract amount.

 

Body

COMMITTEE ACTION ITEM

 

Summary:

 

Original awarded contract:                      $1,254,428.47

 

Change Order Number One:                         $124,825.90

Change Order Number Two:                                         $0

Change Order Number Three:                                 -$3,958

Change Order Number Four:                          -$41,228.24

Change Order Number Five:                          -$10,385.21

Change Order Number Six:                                 $56,102

Change Order Number Seven:                                         $0

Change Order Number Eight:                            -$1,629.50

Change Order Number Nine:                              $181,606

Sum of all Change Orders:                         $305,332.95

 

Total revised contract amount (including all change orders): $1,559,761.42