June 6, 2023 Item No. 9 - 23-575
Item #9, RTC 23-575, Action on Approval of the West
Portal Early Works Construction Transportation
Management Plan for the Valley Transportation
Authority's BART Phase II Extension Project
VA June 6, 2023
Santa Clara Valley
Transportation
Authority
Solutions that move you
CURRENT as of May 2023 - FOR DISCUSSION ONLY
Agenda
1. Project Overview
2. Early Construction Activities at West Portal
3. Recommendation
2 CURRENT as of June 2023 - FOR DISCUSSION ONLY - Early Construction Activities at West Portal 2 POST MEETING MATERIAL
1 Project Overview
3 CURRENT as of June 2023 - FOR DISCUSSION ONLY - Early Construction Activities at West Portal 3 Phase II Project
6-Mile Extension of BART Service
Single-Bore Tunnel
• 5-mile subway tunnel
• 1-mile at ground level
4 New BART Stations
• 3 underground platforms with above-ground
station entrance buildings
• 1 ground level platform
2 Mid-Tunnel Facilities
Newhall Yard & Maintenance Facility
4 CURRENT as of June 2023 - FOR DISCUSSION ONLY - Early Construction Activities at West Portal 4 2
Five Year Look Ahead
Engineering and Early Major
Procurement Construction Construction
2023 2024 2025 2026 2027 2028
Based on preliminary schedule for planning purposes.
5 CURRENT as of June 2023 - FOR DISCUSSION ONLY - Early Construction Activities at West Portal 5 Early Construction
Activities at West Portal
CURRENT as of June 2023 - FOR DISCUSSION ONLY - Early Construction Activities at West Portal 3 Elements to be Constructed During Early Construction
Construction Staging Area
Construction Vehicle Access
Employee Vehicle Access
Employas Parking Lot
EL CAMINO REAL
Ste Offices
West Portal/Tunnel Boring Machine Shaft
excavated mastersis bin
Buffer from Residentially Zoned
Tunnel Lining Factory Property Phases 1 & 2(300 ft)
Tunnel Lining Storage
Noise Curtain Buffer from Residentially Zoned
Property Phase 1 (300 ft)
WONDO WAY
PayPal Coleman Highline
Under Construation-
COLEMAN AVE
CURRENT as of June 2023 - FOR DISCUSSION ONLY - Early Construction Activities at West Portal 7 West Portal Early Works Construction Transportation
Management Plan (CTMP)
02 • Engagement with adjacent
businesses and institutions
Lantan Stakeholder
Engagement • Regular coordination meetings
• Regular coordination meetings Contractor- throughout development to throughout development provide input
VTA-City
• Review of Draft
Contract-Specific CTMP Coordination
01 Community • Draft Contract-Specific
03 CMP presented for input
Engagement and consideration
8 CURRENT as of June 2023 - FOR DISCUSSION ONLY - Early Construction Activities at West Portal 8 4
Public Meetings & Stakeholder Outreach
Early Construction Activities Public Meetings
• 3/15 In-person Public Meeting at Santa Clara University (SCU) & 3/16 Online Public Meeting via Zoom
• Connected with the general public to share information re:
early construction activities at the West Portal site
• Attendance:
• 54 Public Members attended
• 30 Questions/Comments were addressed
• Recorded Online Presentation/Presentation PPT available on Project Website: https://www.vta.org/programs/community- information
Stakeholder Outreach
• Regular coordination with Costco, PayPal Park, Hunter Partners and the Santa Clara Community Working Group
9 CURRENT as of June 2023 - FOR DISCUSSION ONLY - Early Construction Activities at West Portal West Portal Key Early Construction Activities
Earliest
Activity Anticipated Anticipated
Duration
Start
Tunnel Lining Factory Construction Summer 2023 for 12 months Major
Tunnel Lining Factory Operations Fall 2024 through Construction Support of Excavation, Construction of
TBM Shaft & Portal, and Preparation of Fall 2023 for 15 months TBM Launch Site
Excavated Materials Bin Construction Winter 2024 for 6 months CURRENT as of June 2023 - FOR DISCUSSION ONLY - Early Construction Activities at West Portal 10 10 5
Required Work Hours For Early Construction Activities
2023 2024 2025
Summer Fall Winter Spring Summer Fall Winter Spring
• Single Shift Work • Double Shift Work (6 AM-4 AM) • Double Shift Work (6 AM-4 AM) (6 AM-6 PM) • Double Shift Hauling* (6 AM-4 AM) • Single Shift Hauling (6 AM-4 PM) • Single Shift
• Saturday Work (6 AM-6 PM) • Saturday Work (6 AM-6 PM) Hauling
(6 AM-4 PM)
• Saturday Work
(6 AM-6 PM)
Monday - Friday Saturdays *Double shift hauling is only to occur Standard Work Hours
during critical activities and is being
City of San José 7 AM - 7 PM 9 AM - 5 PM coordinated with local stakeholders, City of Santa Clara 7 AM - 6 PM 9 AM - 6 PM including Hunter Partners, PayPal and Costco
11 CURRENT as of June 2023 - FOR DISCUSSION ONLY - Early Construction Activities at West Portal 11 Truck Haul Routes
Site Site Entrances Haul Routes
Brokaw Road (25% of trucks)
Avg: 4 trucks/hr
eak: 9 trucks/hr (~5x/month
lighttime: 4 trucks/h
Saturday: 2 trucks/hr*
Newhall Drive (75% of trucks)
Avg: 10 trucks/hr NEWHALL DR
Peak: 25 trucks/hr (~5x/month) NAW RO
Nighttime: 11 trucks/hr
Saturday: 12 trucks/hr*
* Saturday counts based on 90/10% split 12
CURRENT as of June 2023 - FOR DISCUSSION ONLY - Early Construction Activities at West Portal 12 6
Additional Plans
PayPal Park Event Management Plan
• Determine & minimize impacts of truck traffic during PayPal Park event ingress & egress • In development by KST, consulting PayPal Park, Costco, Hunter Partners, City of San José, City of Santa Clara
Trucker Management Plan
• Manage and ensure truck drivers are following approved haul routes and truck distribution between Newhall Drive and Brokaw Road
• In development by KST
Traffic Response Plan
• Outlines lines of communication and process to coordinate hauling when Newhall Drive and Brokaw Road are blocked for unforeseen circumstances • Being evaluated for use to alleviate congestion on Brokaw Rd during the holiday season • In development by KST, consulting Hunter Partners, City of San José, City of Santa Clara 13 CURRENT as of June 2023 - FOR DISCUSSION ONLY - Early Construction Activities at West Portal 13 Noise and Vibration Mitigations
The Project has established federal noise & vibration limits and protocols to mitigate levels beyond those limits.
Monitoring Systems Mitigations
• Devices to track noise & vibration > Noise curtain to protect local automatically and continuously residences from noise
Manual tests during peak noise & • And more related to construction vibration-generating activities equipment and operations Example noise curtain
EL CAMINOR
CAMPBELL AVE
NEWHALL DR 1l14
CURRENT as of June 2023 - FOR DISCUSSION ONLY - Early Construction Activities at West Portal 14 7
Reducing Dust
Dust Controls
• Covering or moistening trucks carrying loose materials > Removing all visible mud/dirt on adjacent public roads • Suspending dust-intensive activities in high winds
• Installing screening around the site
BART SILICON VALLEY
TENSION PROJECTE Santa Clara Station
Potential screening on fences at Santa Clara Station & Newhall Yard - Subject to Change Truck washer 15 CURRENT as of June 2023 - FOR DISCUSSION ONLY - Early Construction Activities at West Portal 15 Recommendation
Approve VTA's BART Phase II Extension, West
Portal Early Works Construction Transportation
Management Plan
16 CURRENT as of June 2023 - FOR DISCUSSION ONLY - Early Construction Activities at West Portal 16 8