City of Columbus - File #: 1833-2006

• File #: 1833-2006
• Version: 1
• Type: Ordinance
• Status: Passed
• File created: 10/11/2006
• In control: Utilities Committee
• On agenda: 11/20/2006
• Final action: 11/22/2006
• Title: To authorize the Director of Public Utilities to modify the contract with URS Corporation, for the South Wellfield Expansion - Well Installation project, for the Division of Power and Water , and to authorize the expenditure of $153,130.00 from Waterworks Enlargement Voted 1991 Bonds Fund. ($153,130.00)

Date	Ver.	Action By	Action	Result
11/22/2006	1	CITY CLERK	Attest
11/21/2006	1	MAYOR	Signed
11/20/2006	1	Columbus City Council	Approved	Pass
11/20/2006	1	COUNCIL PRESIDENT	Signed
11/6/2006	1	Columbus City Council	Read for the First Time
10/23/2006	1	ODI DIRECTOR	Reviewed and Approved
10/23/2006	1	Utilities Drafter	Sent for Approval
10/23/2006	1	CITY ATTORNEY	Reviewed and Approved
10/23/2006	1	Utilities Drafter	Sent to Clerk's Office for Council
10/20/2006	1	Utilities Drafter	Sent for Approval
10/20/2006	1	Auditor Reviewer	Reviewed and Approved
10/20/2006	1	CITY AUDITOR	Reviewed and Approved
10/20/2006	1	Utilities Drafter	Sent for Approval
10/19/2006	1	UTILITIES DIRECTOR	Reviewed and Approved
10/19/2006	1	Utilities Drafter	Sent for Approval
10/19/2006	1	Finance Reviewer	Reviewed and Approved
10/19/2006	1	Finance Reviewer	Reviewed and Approved
10/19/2006	1	FINANCE DIRECTOR	Reviewed and Approved
10/17/2006	1	Utilities Reviewer	Reviewed and Approved
10/17/2006	1	Utilities Drafter	Sent for Approval
10/17/2006	1	Utilities Reviewer	Sent for Approval
10/16/2006	1	Utilities Drafter	Sent for Approval
10/12/2006	1	Utilities Drafter	Sent for Approval

Explanation

BACKGROUND: The original contract for the South Wellfield Expansion provided for engineering design and construction administration services for the expansion of the well fields serving the Parsons Avenue Water Plant. The original contract scope was based on the recommendations of the Water Beyond 2000 project which was a planning document. Upon initiating detailed design it became necessary to increase the project scope and fee for additional services associated with test drilling, additional monitoring well installations and miscellaneous design changes to the collector well structures, these items were included in the first contract modification.

The first contract modification also increased the project scope and fee to undertake water supply / master planning efforts associated with the sand and gravel operations currently underway along the west side of US 23 and south of Interstate Route 270. The City of Columbus currently owns and operates four collector wells in Southern Franklin County, which provide the source of supply of the Parsons Avenue Water Plant (PAWP). The gravel/quarry operator (Olen) is planning to extend its operation further south and also is planning to quarry the limestone that exists below the sand and gravel. This mining operation will be completed in phases in the vicinity of the existing collector wells. Due to these additional mining activities, it is essential for the City to evaluate the potential impacts on water supplies to the PAWP and develop both short-term and long-range plans to address related impacts. The first modification provided for additional engineering design for the master planning efforts.

The above referenced master planning efforts are complete; however the original contract work was suspended during the completion of the master planning work. This contract modification is to extend the contract completion date for the original scope of work, and to adjust wage rates for the years fr...