Broken Arrow City Council
Meeting of: 06-20-16
To: Mayor and City Council
From: Department of Engineering and Construction
Title:
title
Approval of and authorization to execute Change Order C01 for Construction Contract 156024A, with Builder’s Unlimited, Inc.; Nienhuis Park Basketball and Tennis Courts
End
Background:
The Nienhuis Park Basketball and Tennis Courts is a 2011 Quality of Life General Obligation (GO) Bond project. The work consists of two tennis courts and a basketball court, as well as revisions to the existing asphalt trail on the north side of the park. Planning Design Group designed the improvements. The project was advertised for bids on February 4 and 11, 2016, and bids were opened on March 3, 2016 and was awarded to the lowest responsible bidder Builder’s Unlimited, Inc., with a bid of $345,699.00. Notice to proceed on the project was issued April 12, 2016.
This Change Order #1 addresses the following additions to the contract:
1. Total Number of Days Added by this Change Order:
- Proposal Request #1 - Additional 14 days will be added to accommodate work
2. Proposal Request #1 - Due to soft subgrades that exhibit extensive pumping, rutting, and
instability under the tennis court areas, this proposal addresses remediation of subgrade
for suitable use. The proposal follows guidelines set forth by the geotechnical engineer
that was retained for investigation. The extents effected will be over excavated to suitable
bearing material and backfilled with appropriate backfill utilizing offsite and onsite
materials.
The additional cost associated with these changes is as follows:
Previous Change Orders: $0.00
This Change Order: $46,729.96
Total Cost of Change Orders: $46,729.96
Original Contract Amount: $345,699.00
Revised Contract Amount: $392,428.96
Percent Change in Contract: 13.52%
Cost: $46,729.96
Prepared By: Jeff Bigby, P.E, Acting Director of Engineering and Construction
Reviewed By: Engineering and Construction Department
Finance Department
Assistant City Manager - Operations
Legal Department
Approved By: Michael L. Spurgeon, City Manager
Attachments: 156024A Change Order #1 with associated Proposal Requests &
Geotechnical Report
Recommendation:
Approve Change Order #01 for the Nienhuis Park Basketball and Tennis Court project and authorize its execution.