The U.S. Department of the Commerce, National Institute of Standards and Technology (NIST) has a requirement for repairs, renovations, and alterations to facilities and utilities belonging to the NIST campus in Gaithersburg, MD.

NIST is seeking an Electrical Contractor with the following capacity and experience within their respective discipline to provide modifications to existing or new electrical infrastructure in administrative buildings and/or laboratory facilities. Modifications include installation of scientific apparatus.

• Work may include building and laboratory construction and modification as well as installation of laboratory equipment and associated facility services
• The types of work that may be required (but are not limited to) of the contractor are as follows:
  • General Electrical Requirements
    • Install, or modify, electrical branch circuits for major renovations.  Circuits ranging from 120-volt single phase up to 480-volt three phases, utilizing various raceways including but not limited to: EMT, rigid conduit, and wire mold raceway systems.
    • Install 24, 48, 120/208, 200/380, 277/480, 2400, and 13,200 Volt service.
    • Install transformers ranging from dry to liquid filled type and operating in a three-spot network system.  Network transformers sized from 750 to 2,000 kVA are typical.
    • Troubleshoot, identify, diagnose, and repair electrical faults and problems.
    • Work from building plans, blueprints, wiring diagrams, engineering drawings, and electrical O&M manuals to plan and lay out the routing, placement type, size, gauge, balance, load, continuity, and safe operation of electrical lines, circuits, systems, equipment, and controls.
    • Install life safety systems for major renovations, including fire alarm (Simplex), mass notification, exhaust fan/fume hood interlock, gas monitoring, and laser safety interlock systems.
    • Install, or modify underground primary medium voltage power distribution systems including pad mounted switches and concrete encased duct bank infrastructure.
    • Troubleshoot medium voltage faults in underground distribution networks with manholes.
    • Make repairs to exterior and interior low and medium-voltage cables and splices.  To include splicing of paper insulated lead covered (PILC) cable.
    • Install, or modify interior electrical distribution systems in facilities such as medium voltage load interrupter switchgear, distribution panelboards, metal-clad switchgear lineup, and metal enclosed switchgear lineup.
    • Install, or modify uninterruptible power systems, generators, motors, motor control center, street lighting, alarms, direct digital controls, communication systems, and other electrical equipment and devices