DLA McNamara Headquarters Complex HVAC Renovations

As a follow-on design to an HVAC and energy study of the McNamara Headquarters Complex, Summer Consultants designed upgrades to the HVAC systems serving the 1.12 million SF office building. Three 500-ton chillers were replaced with 700-ton chillers and and existing 300-ton chiller was modified to improve performance. New variable frequency drives were installed on… Read More

Northern Virginia Community College CS Schuler Science Laboratory Building

Summer Consultants provided mechanical, electrical and plumbing engineering design for the renovation and expansion of a 50,000 SF two-level science classroom facility into a 60,000 SF state-of-the-art wet laboratory building with 25 fume hoods. Features of the project included the relocation of several laboratories, expansion of the Physical Science and other laboratories, and a new… Read More

National Institute of Standards and Technology Building 235 A-E Wings

Building 235 houses the NIST Center for Neutron Research and includes a working 20MW research nuclear reactor and reactor support spaces. Summer Consultants replaced all air moving equipment which had not been replaced in the past few years including a new air handling unit, five air conditioning units, seven heating and ventilating units and over… Read More

Herman T. Schneebeli Federal Building Chiller & Roof Replacement

Summer Consultants led a multi-discipline team to renovate the four-story office and courthouse facility including replacement of the chillers and penthouse roof. The two existing 100-ton chillers were replaced with two 140-ton air-cooled chillers with remote evaporators, which eliminated the need for a glycol solution for system freeze protection due to the chillers’ location on… Read More

US Tax Court HVAC Improvements Phase II

Constructed in 1974, the US Tax Court Building is a modern, monumental 215,000 SF Federal Courthouse listed on the National Register of Historic Places. Located in downtown northwest Washington, DC the building houses three courtrooms, a four-story atrium, judges offices, and support spaces.┬áBy including temporary chillers, the construction was successfully completed while the building remained… Read More