Air Train Maintenance and Storage Facility San Francisco, California
NBA provided project management, engineering services and supervision of HVAC, plumbing and fire protection systems for the retrofit of an existing 75,000 sq. ft., 3-story multi-use building. The facility building consisted of air-train maintenance facilities, electrical power distribution system stations and electrical rooms.

Bay Area Rapid Transit Line and Track San Francisco, California
NBA Engineering was responsible for the system-wide raceway design and construction cost estimate for BART’s 8.2-mile, 4-station extension serving San Francisco International Airport. This included drawings and specifications for installation of all 8.2 miles of duct banks, raceways, conduits and lateral conduit up to gap breakers, switching stations, and traction power substations.

BART Maintenance Shop Facility Concord, California
NBA designed HVAC, plumbing, fire protection, electrical power, lighting distribution, fire alarm systems, cost estimating and construction staging for a new 45,000 sq. ft. shop next to existing. We also provided design for mechanical equipment such as: car hoists, a truck lift, an overhead crane, a jib crane, welding hoods, dust collectors, compressed air and a grease oil separator. Our firm also provided design for retrofitting the existing shop HVAC, plumbing and electrical systems.

BART Hayward Shop Hayward, California
Designed electrical, power, lighting, fire alarm, detection, telephone, and data systems for the component Repair Shop expansion. Title 24 energy calculation was performed and energy measures were considered in selecting the lighting fixtures both indoors and outdoors. Provided field surveys and prepared as-built drawings.

BART Intermodal Police Station Daly City, California
NBA designed HVAC, plumbing, fire protection, lighting, power, intrusion alarm detection and closed circuit television systems for a police station and pedestrian tunnel. We also provided a sump-pumping system, exterior lighting for parking lots and pedestrian walkways.

BART Extension Colma, California
Our firm provided an under-car fire protection deluge system including valving in tunnel wall niches. We designed and provided tunnel lighting design and walkway lighting for train operators. NBA provided traction power and communications/signaling raceways from the new substation to all contact rail connection points between the Colma station and the end of the tunnel.

Boarding Area G San Francisco Airport South San Francisco, California
NBA provided the Mechanical, Electrical, and Fire protection services for this three story building plus mechanical penthouse with a gross square footage of 368,000. Provided construction inspection and cost estimation which included verification and negotiation of change order proposals by the contractor for different disciplines including HVAC, Plumbing and Fire protection. .

Caltrans, Dominguez Channel Bridge- Carson, CA
NBA provided construction inspection services for a seismic retrofit of Dominguez Channel at the Intersection of Route 110, near Carson City. Caltrans, District 59- Southern CANBA provided construction inspection services for bridge, highway and overpass seismic retrofits for different projects in District 59 as part of an open-ended contract.

Corporate Yard, New Maintenance Service Facility- South San Francisco, CA
NBA provided mechanical and electrical design for a 45,000 sq. ft., one-story facility to be utilized for maintenance, office, and storage use. The yard included a paint shop, machine shop, and vehicle maintenance facilities. Our firm provided engineering design for HVAC, plumbing, ventilation, lighting, power, emergency generator, exterior lighting and electrical systems. Title 24 documentation was completed for both the mechanical and electrical systems.

Hyde Street Harbor Water Side Facility San Francisco, California
Phase one we provided preliminary design and study for bilge water collection and sewage collection system, connection to existing oil water separator and pump out system. Phase two consisted of detail design and construction support of all items in phase one which consists of providing water, power and lighting to each berth, parking lot lighting, drainage system and pump station. Fire protection provided at each berth.

Islais Creek MUNI San Francisco, California
Phase I: NBA provided mechanical, electrical and plumbing design for MUNI’s new CNG fuel system facility. The building is a 16 bay bus operation facility with a tire shop, wash building, dispensing station, meet and greet facility, bus storage and employee parking lot. Phase II: NBA will also provide mechanical/electrical and plumbing design for a MUNI administration building adjacent to the bus facility.

MUNI LRV2 Facility Modifications- San Francisco, CA
Our firm also conducted load studies and provided single line diagrams for all three buildings. NBA provided various strategies to accommodate present and future electrical loads and methods of connections through modifications to two 1500 KVA 12KV-277/480V substations and the low voltage distribution systems by adding and locating new sub-panels and adding circuit breakers in the main switchboard.

Oakland Airport Energy Management System Oakland, CA
Provided total replacement of the existing automatic temperature control system. The new building management system is completely web-based and will provide monitoring and control of all HVAC equipment and facility lighting. Also designed a replacement for an existing chiller and cooling tower with all mechanical and electrical engineering services involved through construction.

T2 Mechanical Room Oakland International Airport Oakland, California
Prime Consultant for the new central utility plant at Oakland Airport's new T2 two-level terminal complex. Hired and managed the architect, structural and civil engineers, and other sub consultants. Consulted on green and sustainable design for the new central utility plant, required to accommodate the future needs of the new expanded terminal and additional facilities.

San Francisco Red Light Photo Enforcement- San Francisco, California
Our firm completed the design of electrical drawings for the installation of a photo enforcement camera and completed field construction inspections of 21 intersections to verify as-built conditions. We then determined the most cost effective method for connecting the cameras and loop detectors.