EDUCATION

Bachelor of Science, Civil Engineering, San José State University, 1997

REGISTRATIONS

Engineer-in-Training, EIT 107379, CA

CERTIFICATIONS

Certified Nuclear Gauge

Sampling Fresh Concrete (CTM 539 ), American Concrete Institute

PROFESSIONAL AFFILIATIONS

American Railway Engineering and Maintenance-of-Way Association (AREMA), Active Member, 2003-2016

American Society of Civil Engineers (ASCE), Active Member, 1997-2016

LANGUAGES

English, Vietnamese

COMPUTER/SOFTWARE SKILLS

MicroStation J, XM, v8, v8i
MicroStation Inroads XM, v8, v8i
AutoCAD 2004-2015
AutoCAD Land Desktop Development
AutoCAD Civil 3D

Years of experience

19

EXPERIENCE PROFILE

Mathew Tactay is a civil engineer with 17 years of design experience in roadway and railway facilities involving conceptual planning, feasibility studies, plan preparation, estimates, and specification editing. Mathew’s project experience includes highway traffic operation analysis, drainage studies, Storm Water Pollution Prevention Plan preparations per local agency standards, drainage design and analysis, open channel design, land slide remediation, residential foundation remediation, and pavement design and analysis.

Project Management
Mathew has managed up to five junior engineers and/or computer-aided design (CAD) technicians on various highway design and rail transit projects. He has experience maintaining projects within the allotted budget and set schedules. He also provides the necessary client support and communication.

Highways
Mathew has ten years of highway design experience on projects for the California Department of Transportation (Caltrans) and local city roadways.

Rail Transit
Mathew has nine years of Caltrain rail transit experience.

PROJECT EXPERIENCE

PARSONS

San Jose, CA, United States

2007-date

Senior Engineer - Road and Highway

California High-Speed Rail, Madera to Fresno - Engineering | Madera to Fresno, CA, United States | California High-Speed Rail Authority | Utility Design | 2/2015-date
The $1 billion design-build project includes the first section of an ultimate 800-mile-long new high-speed rail system that will accommodate trains running between San Diego and Sacramento at speeds of more than 200 mph. Parsons is serving as the lead designer for the initial 29-mile alignment in the Central Valley that begins in Madera and ends just south of Fresno. It is predominately a civil infrastructure project that includes 27 grade separations, a 250-foot-long jacked box tunnel, 3.4 miles of aerial structures, a major river crossing over the San Joaquin River, and 2.7 miles of trench.
Mathew is responsible for telecom utility relocation of existing utilities crossing high-speed rail tracks, BNSF railroad tracks, UPRR railroad tracks, and conflicts with other underground utilities. He designates proposed utility easements for all utility relocations and prepares proposed utility easement exhibits for each relocation.

San Jose to Merced High-Speed Rail Preliminary Engineering and Environmental Impact Report/Environmental Impact Statement | San Jose to Merced, CA, United States | California High-Speed Rail Authority | Associate Civil Engineer | 4/2011-date
The California High-Speed Rail Authority has proposed to construct, operate, and maintain an electric-powered, steel-wheel-on-steel-rail high-speed train (HST) system to link California cities, the Central Valley, Sacramento, and the Bay Area. The HST system will be approximately 800 miles long and capable of operating at speeds of 220 mph on mostly dedicated, fully grade-separated tracks with state-of-the-art safety, signaling, and automated train control systems. Parsons is providing engineering and planning services for the San Jose to Merced section, which includes developing preliminary engineering, planning, and environmental data; preparing a project-specific Environmental Impact Report (EIR)/Environmental Impact Statement (EIS) document; and providing right-of-way preservation and acquisition services. The EIR/EIS will entail engineering and environmental impact analyses for the HST line and facilities, station development, and connections with other modes of transportation. The EIR/EIS process will include involvement from the public; interested groups; and local, state, and federal agencies with approval or permit responsibilities.
Mathew’s involvement includes the preparation of the Caltrans Project Report and coordination with Caltrans District 4, 5, 6, and 10. The report is focused on the San Francisco Bay Area to San Joaquin Valley section of the HST and more specifically on point locations of encroachment of the HST into Caltrans right-of-way. He also performs geometric design on local roadway, state highway, emergency access roads, and street closures affected by the proposed high-speed rail alignment(s).

El Camino Bus Rapid Transit Conceptual Engineering and Environmental Services | Santa Clara County, CA, United States | Santa Clara Valley Transportation Authority (VTA) | Associate Roadway Engineer | 11/2010-8/2014
The $230 million project involves conceptual engineering to implement 17.6 miles of bus rapid transit (BRT) on El Camino Real, an existing six-lane arterial state highway (State Route 82) through the cities of Palo Alto, Los Altos, Mountain View, Sunnyvale, Santa Clara, and San Jose. Design elements include exclusive bus lanes, enhanced stations, traffic signal priority, real-time communications, landscaping, and urban design features. The project is seeking federal Small Starts funding and therefore includes a Federal Transit Administration Alternatives Analysis.
Mathew was responsible for the design and analysis of roadway facilities, including bus shelters, bicycle facilities, medians, curb bulbs, station platforms, landscaping, traffic signal modifications, traffic signal timing, and roadway geometry. He prepared plan exhibits in AutoCAD and prepared construction cost estimates and quantities.

US Highway 101/San Benito Parkway Interchange | San Benito County, CA, United States | Confidential Client | Senior Highway Design Engineer | 9/2011-2/2014
This project is currently confidential.
For the Project Identification Documentation (PID) phase for Caltrans review approval, Mathew performed preliminary geometric design for the entire highway interchange and roadway improvements, addressed right-of-way needs in conjunction to environmental and archaeological site factors, consulted with local agencies, consulted with bicyclist groups, coordinated with the private developer, and prepared project construction cost estimates.

Diridon Station Improvement | San Jose and Santa Clara, CA, United States | Peninsula Corridor Joint Powers Board (PCJPB) | Lead Railway Engineer | 4/2007-7/2013
The project involves designing and monitoring construction of two new platforms at the Diridon Station and stairs and Americans with Disabilities Act ramps required to access the existing pedestrian underpass. The platform amenities include: custom designed canopies, benches, trashcans, signage, and striping. Standard Caltrain systems will be installed, and they include variable message signs, public address, closed circuit televisions, and stand alone validator (SAV) systems. The project also includes removing and reconstructing tracks, installing new turnouts, and maintaining and altering the existing signal system to accommodate new track work, as well as fencing and drainage. The existing station is a historic station and due consideration must be given to its historic status in the design of all new facilities. The project has its own utility sources and, therefore, does not require a utility capacity increase.
Mathew’s responsibilities included the preparation of civil and platform plans; geometric railway design for the proposed third track north and south of the Diridon Station; coordination with consultants on CAD compliance of drawing sheets with PCJPB standards; maintenance and monitoring of ProjectWise and the project website portal; preparation of cost estimates and construction schedules; supervision of field activities; coordination with survey, geotechnical, and electrical subconsultants; and coordination with Caltrain, the City of San Jose, and private utility agencies.

I-5 High-Occupancy Vehicle Extension Plans, Specifications, & Estimates | CA, United States | Orange County Transportation Authority (OCTA) | Associate Civil Engineer | 9/2011-10/2011
Parsons is providing engineering design services to prepare plans, specifications, and estimate (PS&E) for Segment 1 of the extension of the I-5 high-occupancy vehicle (HOV) lanes. The project adds one HOV lane in each direction on I-5 throughout the project limits, constructs a new bridge over Avenida Pico, realigns I-5 freeway to enhance safety, reestablishes existing auxiliary lanes, constructs new auxiliary lanes, and improves existing on- and off-ramps. Parsons will also provide bid support and engineering services during construction.
Mathew prepared staged construction, signing and striping, and traffic detour plans for I-5/Pico Avenue interchange per Caltrans standard design criteria and plan preparation format.

Passenger Rail Service Extension to Monterey County | Monterey County, CA, United States | Transportation Agency for Monterey County (TAMC) | Lead Design Engineer | 11/2007-8/2011
Parsons provided the conceptual design, advanced preliminary engineering, cost estimates, and environmental studies for an extension of passenger rail service to relieve congestion for commuters traveling between Monterey County, from its existing terminus in Gilroy, and the San Francisco Bay Area. The project will construct a layover facility and additional commuter parking in Salinas, a new station in Castroville, and a new station in Pajaro/Watsonville, to serve northern Monterey County and southern Santa Cruz County. The service will be operated by the Capitol Corridor Joint Powers Agency as an extension of passenger rail service between Sacramento-Oakland-San Jose to Salinas. The project will additionally accommodate the relocation of intercity Greyhound bus service and will construct a Monterey-Salinas Transit local bus transfer facility at the Salinas Intermodal Transportation Center. In developing the adopted building program, wide-range of station siting and value-engineering alternatives were conceptually rendered and evaluated. The project was coordinated with the UPRR, the Peninsula Corridor Joint Powers Board, the Capitol Corridor Joint Powers Authority, Caltrans, the Santa Clara Valley Transportation Authority, the city of Salinas, the Redevelopment Agency of Monterey County, Monterey-Salinas Transit, the city of Watsonville, the Santa Cruz County Regional Transportation Commission, and the Santa Cruz Metropolitan Transit District. The project deliverables included a project study report (PSR); advanced preliminary engineering plans, specifications, and estimates; and state and federal environmental documentation.
Mathew’s responsibilities included the preparation of civil, track, utility, grading and drainage, construction details, traffic, demolition plans, specifications, and estimates. He ensured the CAD drawings were compliance with PCJPB standards. He also coordinated with survey, geotechnical, UPRR, Amtrak, Caltrain, and City of Gilroy. Mathew managed a railway design engineer and a utility engineer during the project; he prepared all other civil plans.

Miami International Airport Automated People Mover System (MIA Mover) | Miami, FL, United States | Miami-Dade Aviation Department | Civil Design Task Leader | 12/2008-1/2010
The Miami International Airport (MIA) automated people mover (APM) system was delivered under a design-build-operate-maintain method. Parsons served as the managing partner for the $259 million, 1.27-mile APM system that connects the Miami Intermodal Center (MIC) to the MIA main terminal. The contract included construction of the guideway and stations, as well as installation of the full turnkey operation system and eight state-of-the-art APM vehicles.
Mathew’s responsibilities included the preparation of civil and minor structural plans; CAD compliance of the drawing sheets with the Miami-Dade Aviation Department’s standards; preparation of specifications, cost estimates, and construction schedules; and coordinating between electrical, mechanical, utility, and security fence subconsultants.

Los Gatos Creek and Guadalupe River Bridge | San Jose, CA, United States | Peninsula Corridor Joint Powers Board (PCJPB) | Civil Design Task Leader | 3/2008-10/2008
This project included replacement of the existing bridge crossing Los Gatos Creek. The proposed new structure was a wider prestressed/precast concrete span to accommodate two existing and one new track. Parsons prepared conceptual design reports leading to a preferred alternative. Then a preliminary 35 percent design was prepared. The project site was extremely challenging in accommodating design and construction for the new wider bridge. The project also included environmental planning services to support PCJPBs environmental document preparation.
Mathew’s responsibilities included preparation of the utility and grading and drainage plans; preparation of cost estimates; ensuring CAD compliance with the PCJPB’s standards; and utility coordination with the survey and geotechnical consultants, the U.S. Army Corp of Engineers, Caltrain, and the City of San Jose.

Previous Employer Experience

RAIL SURVEYORS AND ENGINEERS INC.
Belmont, CA, United States
2004-2007
Associate Engineer

Mathew was responsible for the design and analysis of railway geometry per Caltrain and Santa Clara Valley Transportation Agency (VTA) design criteria. He assisted in the creation of Caltrain standard engineering drawings, construction specifications, and engineering design criteria. Mathew provided field support to the survey department as well as design support during project construction.

Project 2025 | San Jose to Southern San Francisco, CA, United States | Peninsula Corridor Joint Powers Board (PCJPB) | Associate Engineer | 2006-2007
The project involved a strategic planning process by presenting an implementation strategy for capital investments that would support future service expansion.
Mathew was responsible for all aspects of railway design, including horizontal alignments, incorporating numerous existing and proposed rail and civil projects into presentable drawing layouts, and organizing existing and proposed projects into different counties and time periods. He also performed rail geometric design and prepared plans by incorporating past, in-progress, future track, signal, electrification, station, and civil improvement projects. Mathew's responsibilities also included plan preparation and meeting client deadlines.

San Bruno Grade Separation | San Francisco, CA, United States | Peninsula Corridor Joint Powers Board (PCJPB) | Associate Engineer | 2005-2006
The project proposed the addition of several main line tracks and various bridge improvements in the rail corridor from Airport Boulevard to South Linden Avenue.
Mathew was responsible for preparing cross section plans and templates for the grade separated rail improvements. He also performed quantity estimates for track structures.

Tamien Layover Yard Improvements | San Jose, CA, United States | Peninsula Corridor Joint Powers Board (PCJPB) | Associate Engineer | 2005-2006
This project proposed to increase the storage capacity of the Tamien yard, which included the addition of four yard tracks, a maintenance road, personnel trailer, chain link fences, and drainage improvements.
Mathew was responsible for all aspects of railway design, including horizontal and vertical alignments, definition of right-of-way requirements, typical sections, cross sections, contour grading, retaining wall layout, and detour plans. He performed coordination among the client, subconsultants, and multiple Parsons’ offices. His responsibilities also included plan preparation and meeting client deadlines.

CH2M HILL
San Jose, CA, United States
1997-2004
Staff Engineer

Mathew provided design and analysis for highway and roadway facilities, light rail facilities, and water distribution systems per Caltrans and local government agency design criteria. He provided coordination between government agencies and among the design consultants. He also provided field survey support.