Council
Communication

Office of the City Manager
 
 

Date

December 17, 2007

 

Agenda Item No.       7

Roll Call No.              07-

Communication No.  07-741

Submitted by:  Jeb E. Brewer, P.E.

City Engineer and William G. Stowe

Assistant City Manager/Public Works/Engineering

 

 

AGENDA HEADING:

 

Approving and authorizing the execution of the Iowa Department of Transportation (IDOT) Preconstruction Agreement for Ingersoll Run Phase 2 Storm Sewer Outlet.

 

 

SYNOPSIS:

 

Recommend approval of the Preconstruction Agreement between the City of Des Moines and IDOT for the Ingersoll Run Phase 2 Storm Sewer Outlet in association with I-235 reconstruction.  Approval of this agreement will allow construction of the project, estimated at $6,776,303.40.  The IDOT will bid the projects and perform contract administration, while the City of Des Moines will perform construction inspection, traffic control inspection, and construction administration services for this project.

 

 

FISCAL IMPACT:

 

Amount:  $6,776,303.40 (construction estimate)

 

Funding Source:  Various funding being:

  • $3,941,334.04 for storm sewer outlet and enhancements, 2007-08 CIP, Page Street-23, I‑235 Storm and Sanitary Sewer Improvements, STR197
  • $2,735,791.86 for street and signal work, IDOT
  • $99,177.50 for temporary water service and temporary water main work, Des Moines Water Works

 

 

ADDITIONAL INFORMATION:

 

IDOT will initially pay all costs associated with this project.  The project is included under the I‑235 Predesign Agreement between the City and IDOT (Agreement No. 2001‑P-028, dated October 9, 2000).  Under said agreement, the City shall repay IDOT a percentage of storm sewer outlet costs based upon the percentage of drainage area for I-235 and the City.  The storm sewer enhanced capacity shall be 100% City cost.  This repayment will commence in FY 2007-08.

 

The Preconstruction Agreement for Ingersoll Run Phase 2 Storm Sewer Outlet project has been negotiated with IDOT to identify the responsibilities of IDOT and the City regarding the administration, funding, and implementation of the project construction, as well as future maintenance responsibility of City facilities.  Construction will be in the spring of 2008.  The general alignment of the storm sewer is along High Street from 22nd Street to 35th Street.

 

 

PREVIOUS COUNCIL ACTION(S):

 

Date:  May 22, 2006

 

Roll Call Number:  06-977

 

Action:  Authorizing execution of Iowa Department of Transportation Preconstruction Agreement for Keo Way (Birds Run) Phase 2 Storm Sewer Outlet.  (Council Communication No. 06-294)  Moved by Vlassis to adopt.  Motion Carried 7-0.

 

Date:  August 31, 2000

 

Roll Call Number:  00-3634

 

Action:   Approving Iowa Department of Transportation Predesign Agreement for Interstate 235, from the west City limits to the north City limits.  (Council Communication No. 00-411).  Moved by McPherson to adopt.  Motion Carried 4-2-1.  Nays: Brooks and Vlassis. Absent: Flagg.

 

 

BOARD/COMMISSION ACTION(S): NONE

 

 

ANTICIPATED ACTIONS AND FUTURE COMMITMENTS:  NONE