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File #: 21-6212    Version: 1 Name:
Type: Investment Memo Status: Agenda Ready
File created: 11/10/2021 In control: Commissioners Court
On agenda: 11/30/2021 Final action:
Title: Request for approval of a Preliminary Investment Memo for the Downtown Complex System Repairs project, Caroline St. Tunnels Mitigation phase, for an additional $259,900 for a total authorization of $1,413,300 and commercial paper funding for an additional $260,000 for a total of $610,000, Precinct 1.
Date Ver.Action ByActionResultAction DetailsMeeting DetailsVideo
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Department: County Engineer
Department Head: Loyd Smith, P.E., Interim County Engineer

Regular or Supplemental RCA: Regular RCA
Type of Request: Investment Memo
Investment Memo Type: Preliminary Investment Memo
Project Name: Downtown Complex System Repairs - Caroline St. Tunnels Mitigation (Harvey) - 18035MFOX201
Project ID (if applicable): MF0X2
Vendor Legal Name (if applicable):
MWDBE Participation (if applicable):

Managing Entity: County Engineer
Incremental Expenditures Requested: $259,900
Total Estimated Project Cost: $4,234,307


Request Summary:
title
Request for approval of a Preliminary Investment Memo for the Downtown Complex System Repairs project, Caroline St. Tunnels Mitigation phase, for an additional $259,900 for a total authorization of $1,413,300 and commercial paper funding for an additional $260,000 for a total of $610,000, Precinct 1.
end

Project Description:
The Harris County Downtown Tunnel System (Tunnel System) connects and provides access to 15 County buildings in downtown Houston. This project aims to restore and mitigate flooding in the Tunnel System. This part of the project is to implement effective flood mitigation measures to significantly reduce the risk of flood damage to the Tunnel System and connecting facilities.

This part of the project would install a large lift station and several smaller sump pumps, powered by an emergency generator in the most vulnerable part of the Tunnel System, the Caroline Street Tunnels, covering the area from the Criminal Justice Center to the Juvenile Justice Center and Civil Courthouse, to ensure proper flood water removal during extreme weather events.

Project Scope:
The overall project encompasses (1) studying flooding & flood prevention in the Tunnel System, (2) restoring the Tunnel System to its pre-Harvey state, and (3) mitigation measures to prevent future flooding & subsequent flood damage. This investment memo focuses on part 3, mitigation. This part of the project will install a ...

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