PANYNJ, Replacement of Suspender Ropes & Rehabilitation of Main Cables at the George Washington Bridge
Maitra developed recommendations for the relocation of the fire standpipe and associated hose connections and components. In addition, conduits located under the upper level’s sidewalks will also be relocated due to the replacement of the sidewalks. Maitra provided engineering services associated with the relocation of conduits and cable on both the north and south side of the bridge, including tie-ins in the anchorages. Scope included relocation of 5KV PSE&G and CON ED feeders, upper level roadway lighting, removal and reinstallation of light poles, power, telephone, communications, and fiber optic cable for ITS and VMS systems. Maitra’s services consisted of contract documents, specifications, cost estimates, and post award services.
NJDMAVA, Electrical Design for the Replacement of Electrical Distribution System, National Guard Training Center, Sea Girt, NJ
Maitra provided electrical engineering and design for the Replacement of Electrical Distribution System at the National Guard Training Center, Sea Girt, NJ. The building compound has emergency generators and the emergency onnect load is almost 43% of the generator capacity. The DMAVA decided to connect essential mechanical load on emergency power, which includes corridor ventilation, bathroom ventilation and commercial office ventilation. Maitra performed design and permitting work for the new electrical distribution system. The design work included the preparation of construction drawings of duct bank plan and profile, details of duct bank, electrical equipment pad and platform, detail of utility crossings, erosion and sediment control plans, and surface restoration details. Permitting work included filing application with soil conservation district for erosion and sediment control plan certification, and coordination with DEP and filing for CAFRA permit application.
PANYNJ, Electrical Engineering Call-In Contracts — Design Division, Various Rehabilitation Projects
As a Prime Consultant, Maitra has completed various projects with the Port Authority of New York and New Jersey (PANYNJ) involving electrical engineering inspection and design as well as field surveys, preparation of contract drawings, construction cost estimates and construction administration services for renovations and repairs to various facilities.
Representative projects include :
- PABT, Lincoln Tunnel Bus Ramps, Protection of Electrical Boxes - Maitra provided electrical design for protection of bus ramps electrical conduits and junction boxes.
- Stewart International Airport, Electrical Equipment Study - Maitra prepared existing conditions report documenting field survey findings and recommendations and cost estimates for upgrades.
- PABT, Lincoln Tunnel Bus Ramps Deck Replacement - Maitra provided construction support services this deck replacement project.
- Stewart International Airport, High Mast Light Replacement - Maitra was responsible for design of electrical 480 volt systems to accommodate construction phasing for major runway and taxi lighting project.
- PATH, East Hackensack Transformer Replacement - Maitra performed electrical engineering for replacement of two pole-mounted 10KVA 91.6 Hz transformers.