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File #: 2017-0828   
Type: Contract Status: Agenda Ready
File created: 12/11/2017 In control: Construction Committee
On agenda: 1/18/2018 Final action:
Title: CONSIDER: A. AUTHORIZING the Chief Executive Officer to execute Contract Modification No. 4 to Contract No. AE66758000 with T.Y. Lin International (TYLIN) to provide additional final design engineering services for the Division 20 Portal Widening Turnback Project, in an amount not-to-exceed $3,449,949, increasing contract value from $12,225,661 to $15,675,610; B. AUTHORIZING an increase in Contract Modification Authority from $2,053,132 to $3,053,132 for potential design modifications due to Third Party coordination and extended design services during construction; and C. AMEND the FY18 budget for an amount not to exceed $25M to support recommendations A, B and for the acquisition of real property and related costs including loss of good will and relocation for properties required for the Division 20 Portal Widening Turnback Project.
Sponsors: Construction Committee
Indexes: Arts District, Authorization, Board approved Negative Declaration, Budget, Construction, Construction Support, Contracts, Disadvantaged business enterprises, Div. 20 Portal Widening Turnback (Project), Division 20, Environmental Impact Report, Full Funding Grant Agreement, High speed rail, Link Union Station, Location 63, Metro Center Street Project, Metro Gold Line, Metro Purple Line, Metro Rail B Line, Metro Rail D Line, Metro Rail L Line, Metro Red Line, Procurement, Professional Services, Project, Project management, Property acquisition, Westside Subway Extension/Purple Line Extension Phase 1, Westside Subway Extension/Purple Line Extension Phase 2
Attachments: 1. Attachment A - Procurement Summary, 2. Attachment B - Contract Modification/Change Log.pdf, 3. Attachment C - DBE Summary, 4. Attachment D - Revised Project Layout
Related files: 2018-0015
Meeting_Body
CONSTRUCTION COMMITTEE
JANUARY 18, 2018

Subject
SUBJECT: DIVISION 20 PORTAL WIDENING TURNBACK PROJECT

Action
ACTION: APPROVE CONTRACT MODIFICATION

Heading
RECOMMENDATION

Title
CONSIDER:

A. AUTHORIZING the Chief Executive Officer to execute Contract Modification No. 4 to Contract No. AE66758000 with T.Y. Lin International (TYLIN) to provide additional final design engineering services for the Division 20 Portal Widening Turnback Project, in an amount not-to-exceed $3,449,949, increasing contract value from $12,225,661 to $15,675,610;

B. AUTHORIZING an increase in Contract Modification Authority from $2,053,132 to $3,053,132 for potential design modifications due to Third Party coordination and extended design services during construction; and

C. AMEND the FY18 budget for an amount not to exceed $25M to support recommendations A, B and for the acquisition of real property and related costs including loss of good will and relocation for properties required for the Division 20 Portal Widening Turnback Project.

Issue
ISSUE

Per the Full Funding Grant Agreement (FFGA) for the Westside Purple Line Extension (WPLE) Section 1, Metro committed to make appropriate infrastructure modifications to allow the Red and Purple Lines to operate at reduced headways. These requirements were carried forward as like provisions under the terms of the FFGA for WPLE Section 2. The current design contract for the Division 20 Portal Widening Turnback Project as approved in a March 2017 Board Action included the widening of the existing tunnel portal and construction of a turnback facility.
As preliminary engineering has progressed, modeling for achievement of 4-minute headways and modifications to the turnback layout have produced significantly improved turnback and additional storage capacity for the Red and Purple Line, necessitated by the increased capacity needs generated by completion of WPLE Section 3 in addition to Sections 1 and 2, as well as syst...

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