Repair AHUs - Building 03096, JBLM, WA
Provided Administrative Building 03096 with a new HVAC heating system consisting of three air-to-air heat pumps and eight variable air volume (VAV) terminal units with electric heat. With a few exceptions, the new equipment and ductwork utilized existing equipment locations and ductwork routing. The new Direct Digital Controls (DDC) were integrated into JBLM’s base-wide DDC system. A phased approach was used to support continuous building use throughout the construction.
Repair Fender Guide Assemblies Pier 37, Seattle, WA
Refurbish Fender Guide Assemblies included removal; disassembly; cleaning, repair, and preparation; recoating; reassembly; and reinstallation of 15 fender guide assemblies at Pier 37. This included the complete replacement of all 30 corrosion damaged fender guide pipes on the 15 assemblies and providing new hardware. Project also replaced the existing 5-foot diameter floating fenders with new 8-foot diameter floating fenders along with providing new associated hardware. Dive work was conducted on Pier 36A to install new exothermically welded cathodic protection on and additional 8 fender guides.
Environmental Monitoring and Control Upgrade VA Puget Sound
Project scope involved upgrading the environmental monitoring systems at an operational animal research laboratory at the VA Puget Sound Health Care System’s Columbian Way Campus. Continuous coordination and communication with research staff ensured minimal disruption to laboratory operations. Advance Lighting Modules and temperature/humidity sensors were replaced in 28 different rooms located in three different buildings. System operation was maintained using the legacy control panel until all ALMs and sensors were installed. A new control panel replaced the legacy control panel and provided enhanced reliability and functionality.
Repair and Replace Stripper Tank System
Repair of the stripper tank system in Building #2547. Replace existing built in tanks, ventilation, fire protection, electrical system, and piping equipment with code compliant equipment and infrastructure. This includes hazardous materials abatement and disposal.
Restore Ventilation NHB B1, Phase II
Code-required modification and replacement of 7 air handling units (AHUs), 1 heating & ventilation (HV) unit, 19 fans, and 14 pumps on HVAC systems serving administrative areas, operating rooms, exam rooms, laboratories, and service areas. Extensive phasing, infection control, and outage coordination was required to maintain hospital operations.
Replace HVAC System NHB
Code-required modification and replacement of 8 air handling units (AHUs), 15 fans, 8 variable air volume (VAV) boxes, and 16 pumps on HVAC systems serving patient care areas and the emergency department. Extensive phasing, infection control, and outage coordination was required to maintain hospital operations.
HCC Building 4 Noise Reduction
Renovation of the campus' circa 1967 Performing Arts Center including selective demolition and hazmat abatement in support of the installation of new interior partitions, finishes, mechanical and electrical systems, and exterior building envelope systems. The building included an auditorium, soundproof practice rooms, classrooms, and service spaces.
Design-build renovation and 2,000 SF cast-in-place concrete addition to convert portions of an existing vehicle garage facility into two separate armories complete with high-severity, bullet-resistant entry doors and weapons issue ports; Class 5A armory vault issue doors; specialized ventilation for weapons cleaning equipment; and administrative and staff offices.
B19 HIMMS Records & Dispatch
10,000 SF renovation of the B19 warehouse and conversion to a medical dispatch center and records storage facility complete with administrative offices, patient registration and waiting areas, mailroom, and emergency monitoring and dispatch offices. Complete interior demolition in support of new interior partitioning, finishes, and mechanical and electrical systems.
Bldg 13 Energy Upgrades
Replaced a legacy chiller unit with a new 200-ton, oil-free frictionless magnetic bearing air-cooled centrifugal water chiller. Coordinated replacement to support the ongoing operations of the research faclities served by the chiller. Scope included piping reconfiguration, integration into the existing DDC system and sequence of operations, and miscellaneous interior improvements to support the work.
Repair CIF Ventilation System, B983, PSNS
Controlled Industrial Facility (CIF) Building 983 demolition of existing structures on the roof including asbestos and hazardous metals remediation. Installation of a new HVAC system including Stainless Steel ductwork and new air handling units, chillers and exhaust fans. A new raised metal structure platform with a protected roof was installed to house all of the HVAC components with the exception of the chillers.
Preparation for Installation of the Instrument Landing System
This design-build project provided preparatory work for the installation of a new Instrument Landing System (ILS). The ILS consists of an antenna system with primary components at two sites (i.e., Glideslope and Localizer) located at opposite ends of the runway. Work at the two sites consisted of removing and disposing of existing antenna equipment and equipment pads; site preparation for new equipment pads; installing underground conduits for power and communications cabling; installing grounding systems; constructing new equipment pads; and paving new access roads. 1,700 LF of underground fiber was installed. 500 LF of power ductbank and three transformers were installed. Airfield markings, signage and installation of new survey monuments for ILS calibrations were also part of the scope this contract.
Replace Boilers 1 & 2 at Steam Plant
Design-Build Replace Boilers 1 and 2 at the Steam Plant, B384 included the design of a new steam system, demolition and removal of two of three 45,000 pounds per hour (pph) (1300 boiler horse power (BHP)) water tube boilers in the central heating plant and installation of two new 20,700 pph (600 BHP) fire tube boilers. Steam service was maintained by the third existing boiler while replacement work was completed. Boiler replacement scope involved structural upgrade of the existing raised concrete floor slab, reconnection of all services, including feedwater, vent piping, fuel piping, and instrumentation.
Replace Fire Alarm Systems B7000 & B7001 at NBK Bangor
Design-build fire alarm replacement of obsolete fire alarm systems in two industrial manufacturing facilities located in lower base (i.e., higher level security) at NBK Bangor. Designed and installed temporary fire alarm systems to enable disabling the existing systems in their entirety. Coordinated construction with various commands within each facility.
Lighthouse Church Tenant Improvements
Provided pre-construction and construction services for a 7,300 SF tenant improvement to provide administrative offices and multi-use meeting space. Ministry center included a full kitchen complete with induction cooking and Type II hood; sound isolated music/recording room; and a multipurpose meeting room with acoustically-rated folding panel partition wall.
Electrical Distribution NHB
Upgrade and replacement of critical electrical infrastructure and life safety system elements including new ATS for existing diesel engine emergency generators; UPS system upgrade for phone and information management systems; electrical load redistribution; critical branch circuit installation; Motor Control Center replacement; PA system upgrade; and FA, exit signage, and emergency pathway lighting upgrades.
Refurbish Track & Field
Design-build replacement of existing track and field facility using state-of-the-art, SPRINTURF Ultrablade MX™ synthetic turf over a meticulously prepared subgrade with an extensive subsurface drainage system. Worked with the Navy to resolve cost and time impacts associated with unsuitable soil materials encountered beneath a significant portion of the field.
B2050 Medical/Dental Clinic Renovation
31,750 SF renovation and 3,500 SF addition to a fully operational Medical/Dental clinic. Scope included total HVAC system replacement, repartitioning, interior finishes, and electrical improvements. Concrete and steel addition provided space for administrative offices and medical exam rooms. Extensive phasing and provision of temporary facilities to accommodate ongoing clinic operations.
Heating Oil Tank Modernizations
Replacement of nine underground fuel storage tanks with 1000-gal to 5000-gal double-wall tanks. Also replaced four existing above ground tanks. Provided double-wall supply and return fuel line piping and leak detection systems. Site restoration involved asphalt road/parking lot patching; concrete curb, gutter and sidewalk; and hydroseed with temporary irrigation.
Renovate Dorms 564, 565, 567
Phased renovation of three 12,900 SF dormatory buildings with a total of 326 units. Interior work involved demo/abatement and included new fixtures, finishes, and upgraded M&E, fire alarm, and energy management systems. Exterior work included masonry restoration, balcony railings, concrete tile roof (at B567), and copper gutter/downspout repairs. Sitework included new transformers and electrical services.
Dry Dock 4 - Repair Main Dewatering Pumps and Valves
Overhaul three main dewatering pumps and motors, as well as replacing check and discharge valves, and motor controllers which service Dry Dock 4. Repair/overhaul and restore pumps and motor, included tear down of each system, installing new bearings, impeller and rewind of the motors to achieve sustainable operating conditions allowing continued support of docking activities.
B460 Repair Large Slab Rolling Doors
This project restored operation of four 60-foot tall large slab rolling doors at the west end of Building 460 in the Controlled Industrial Area (CIA) of the Puget Sound Naval Shipyard. Restoring operation to the doors involved retrofitting/restoring the gearboxes; replacing motors, control equipment, and electrical wiring; and providing new enclosures and appurtenances. Audible and visual signaling systems, limit switches and interlocks were installed to facilitate the safe operation of the doors. Deteriorating door panels were restored and painted inside and out. Broken glass panes were replaced. Replacement of aesthetic features adhered to historical restoration requirements.
Repairs of BUMED Facilities, B993
Design-build repairs at Naval Air Station Whidbey Island Hospital including: Provision of a new sloped roof structural attic truss over the existing roof of the "Duct House" sheltering multiple electrical conduits. Replace existing roof at the Hospital’s Emergency Management, Linen Inventory, and Mail Room areas. Restore loading dock and construct a ramp providing a warehouse receiving area and emergency egress. Provide three supplemental cooling only units.
Upgrade Tunnel D Electrical
Design-build electrical upgrade including installation of new explosion-proof (EP) primary power conduits; conductors; EP electrical panels; EP lighting fixtures and power conduits; and EP power receptacles. Design included photometric study to ensure illumination and uniformity criteria were satisfied. Provided temporary power service to maintain operation of critical fuel tank monitoring system during construction.
Replace 2300 Volt Substations
Provided upgraded electrical inftrastructure to replace three substations at the Puget Sound Naval Shipyard. Provided new transformers, underground electrical distribution, circuit breakers, feeder lines, commissioning of all new equipment items, and associated substation building improvements. Coordinated outages and cut-overs to and from temporary power to facilitate base operations.
Energy Conservation, Phase 3
Design-build energy conservation project consisting of a combination of lighting and lighting control strategies; HVAC optimization via use of VFDs and controls; water conservation measures; point-of-use hot water heating; thermal envelope upgrades; weatherization improvements; and infra-red heating in 36 different buildings.
Security Alarm Upgrade
Design-build upgrade replacement and integration of legacy Access Control Systems (ACS) and Intrusion Detection Systems (IDS) throughout Naval Base Kitsap, Bangor and Bremerton. Scope encompassed networking new ACS and IDS in over 100 different facilities serving over 150 different commands and using the Navy's secure network to connect signals to the Regional Dispatch Center.
Replace Freight Elevator
Replaced the existing S-1 freight elevator with a new gearless traction freight elevator complete with modernized safety features and microprocessor controllers. Performed a structural study to assess the existing floor loading capacity in support of the decommissioning and removal of the legacy elevator's hoist and governor assembly, which weighed in excess of one ton.
Phase II of a campus-wide conversion from centralized steam to building-specific, natural gas powered heat exchangers for hot water and heat generation. This phase involved decommissioning portions of the legacy high-pressure steam system and installating new, gas powered equipment for B6 and B61 and integration into the campus energy management control system.