Primary Department: Purchasing
Primary Department Head/Elected Official: Kimberly J. Williams, JD
Secondary Department: County Engineer
Secondary Department Head/Elected Official:
Regular or Supplemental RCA: Regular RCA
Type of Request: Contract - Amendment
Project ID (if applicable): 170274
Vendor/Entity Legal Name (if applicable): Johnston, LLC
MWBE Contracted Goal (if applicable): 0%
MWBE Current Participation (if applicable): N/A
Justification for 0% MWBE Participation Goal: N/A - project was awarded prior to launch of County's M/WBE Program
Grant Indirect Costs Rate (if applicable): 90%
Justification for 0% Grant Indirect Costs Rate (if applicable): N/A - Rate is not 0% and is listed above.
Request Summary (Agenda Caption):
title
Request that the County Judge execute an amendment to an agreement with Johnston, LLC in the additional amount of $63,990 to construct a large lift station and several sump pumps powered by emergency generator for professional architectural and engineering services for the design of restoration and mitigation efforts on Harris County buildings (170274), Justification for 0% MWBE Participation Goal: N/A - project was awarded prior to launch of County's M/WBE Program.
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Background and Discussion:
The Harris County Downtown Tunnel System connects and provides access to 15 County buildings in Downtown Houston. This project aims to mitigate flooding by installing a large lift station with several sump pumps, powered by an emergency generator on the most vulnerable part of the tunnels, covering the area from the Criminal Justice Center to the Juvenile Justice Center and Civil Court house, to ensure proper flood water removal during extreme weather events.
Expected Impact:
This amendment will approve additional professional services for providing boring information at a depth of 50 ft, to enable design of trench protection and dewatering systems during construction. Design revisions will eliminate the north retaining wal...
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