City of Columbus - File #: 1791-2015

• File #: 1791-2015
• Version: 1
• Type: Ordinance
• Status: Passed
• File created: 6/26/2015
• In control: Public Utilities Committee
• On agenda: 7/27/2015
• Final action: 7/30/2015
• Title: To authorize the Director of Public Utilities to modify an existing professional engineering agreement with Arcadis, U.S. for the SWWTP CEPT - Clarification; to authorize the appropriation and transfer of funds from the Sanitary Sewer Reserve Fund to the Sanitary Sewer General Obligation (G.O.) Bond Fund and to authorize the expenditure of $3,118,000.00 from the Sanitary Sewer General Obligation (G.O.) Bond Fund; and to amend the 2015 Capital Improvements Budget. ($3,118,000.00)

Date	Ver.	Action By	Action	Result
7/30/2015	1	CITY CLERK	Attest
7/29/2015	1	MAYOR	Signed
7/27/2015	1	COUNCIL PRESIDENT	Signed
7/27/2015	1	Columbus City Council	Read for the First Time
7/27/2015	1	Columbus City Council	Waive the 2nd Reading	Pass
7/27/2015	1	Columbus City Council	Approved	Pass

Explanation

1. BACKGROUND: This legislation authorizes the Director of Public Utilities to modify (Mod #1) an existing professional engineering agreement with Arcadis, U.S. for the Southerly Wastewater Treatment Plant Chemically Enhanced Primary Treatment - Clarification, (SWWTP CEPT - Clarification) Project. This project is one of three projects to provide the Chemically Enhanced Primary Treatment (CEPT) at the Southerly Wastewater Treatment Plant (SWWTP), as approved by the Ohio EPA. The CEPT facilities provide additional plant capacity to treat wet weather flows in excess of 330 MGD. It will focus on upgrades and modifications to provide a new clarifiers, sludge handling facilities and chemical feed facilities.

This is a contract for professional engineering design services and services during construction (Design Professional, or “DP” services). This phase of this contract will consist of Detail Design Services for the SWWTP CEPT - Clarification. Preliminary Design has been completed.

(Note: for more information regarding the description of work, please Section 5 of the attached Director’s Information Sheet.)

2. PROJECT MODIFICATION: Amount of additional funds to be expended: $3,118,000.00

2.1 Original Contract $1,857,000.00
Current Modification # 1 $3,118,000.00
TOTAL $ $4,975,000.00

Estimated Future Modification No. 2 (Budgeted 2017) $3,018,000.00
Proposed Future Cost $7,993,000.00

2.2 Reasons additional goods/services could not be foreseen:
The Contract modification was planned and anticipated.

The increase from the original estimated fee for Modification #1 is due to items determined during the Preliminary Design that will improve the overall implementation and effectiveness of the project, but will require additional effort during the Detailed Design. These items are:

· Results from th...