Meeting_Body
CONSTRUCTION COMMITTEE
MAY 21, 2020
Subject
SUBJECT: TUNNEL ADVISORY PANEL
Action
ACTION: CONTRACT MODIFICATION
Heading
RECOMMENDATION
Title
AUTHORIZE the Chief Executive Officer to:
A. Execute Contract Modification No. 11 to Contract No. PS-2020-1055 with Dr. Geoffrey R. Martin for the continuation of Tunnel Advisory Panel Services, in an amount not-to-exceed $910,475, increasing the total contract value from $2,090,006 to $3,000,481 and extend the contract from July 1, 2020 to June 30, 2023;
B. Execute Contract Modification No. 6 to Contract No. PS-8510-2493 with Dr. Edward J. Cording, for the continuation of Tunnel Advisory Panel Services, in an amount not-to-exceed $923,457, increasing the total contract value from $2,075,778 to $2,999,235 and extend the contract from July 1, 2020 to June 30, 2023; and
C. Negotiate and Execute sole source Contract No. PS-1620-1000, with Dr. Thomas O'Rourke, for Tunnel Advisory Panel Services, in an amount not-to-exceed $947,457, from June 1, 2020 to June 30, 2023.
Issue
ISSUE
LACMTA is currently planning, designing or constructing rail transit projects with extensive underground engineering and construction that involve complex geotechnical and tunneling issues. Some of the current active projects include the Westside Purple Line Extension Section 1, Section 2 and Section 3 Projects, Regional Connector Transit Corridor Project, Eastside Transit Corridor Phase 2 Project, Sepulveda Transit Corridor Project, West Santa Ana Branch Transit Corridor Project and Crenshaw Northern Extension Project. Los Angeles County has challenging geologic, seismic and tunneling conditions and deep underground station construction, with some through fault rupture zones, tar impregnated soil, toxic gasses, and high concentration of methane. While LACMTA has extensive experience from both staff and engineering consultants, there is the need for a Tunnel Advisory Panel (TAP) to provide expert advice and review of this ...
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