DOCUMENT
N -- Medical Air System Replacement - Attachment
- Notice Date
- 4/14/2017
- Notice Type
- Attachment
- NAICS
- 333912
— Air and Gas Compressor Manufacturing
- Contracting Office
- Department of Veterans Affairs;Network Contracting Office 2;James J. Peters VA Medical Center;130 West Kingsbridge Road;Bronx NY 10468-3904
- ZIP Code
- 10468-3904
- Solicitation Number
- VA24217N0526
- Response Due
- 4/21/2017
- Archive Date
- 5/21/2017
- Point of Contact
- Delfo Saco-mizhquiri
- Small Business Set-Aside
- N/A
- Description
- 2 9 DISCLAIMER This RFI is issued solely for information and planning purposes only and does not constitute a solicitation. All information received in response to this RFI that is marked as proprietary will be handled accordingly. In accordance with FAR 15.201(e), responses to this notice are not offers and cannot be accepted by the Government to form a binding contract. Responders are solely responsible for all expenses associated with responding to this RFI. STATEMENT OF WORK (SOW) Medical Air System Replacement for Northport VAMC Introduction and Overview: This statement of work is to replace the existing duplex Liquid-Ring Medical Air System with a new, 10 horsepower, quadruplex, scroll Compressor-Based Medical Air System. The existing system to be removed consists of two Nash-Hytor liquid ring compressors with 50 horsepower motors, two air/water separators, a duplex Hankison desiccant dryer system, a single 300 gallon (approximate) receiver tank, as well as dew point and carbon monoxide (CO) alarm modules, associated mounting hardware, components and piping The new ten (10) horsepower x four (quadruplex), rack mounted system shall consist of four (4) Scroll Medical Air Compressors, a Receiver Tank, a duplex Desiccant Dryer system, a Control Panel, parallel output regulators, and with Dew Point alarm, Carbon Monoxide (CO) alarm, as well additional locally enunciating alarms required by the latest edition of NFPA-99, with all piping, controls, air filters, valves, racks and accessories needed to deliver a complete and fully operational, NFPA-99 compliant system ready for final certification. The present system is over 27 years old and utilizes older, Liquid-Ring technology which is no longer the standard or state-of-the-art for hospital medical air systems. Background: Modern Scroll type medical air systems are oil-less and require minimal maintenance. They do not depend on water for cooling and lubrication, and take less electrical power to operate. They also produce a drier air than the present Liquid Ring system and thus require smaller Desiccant Dryers which output less waste water and maintain the air dew point well-below the required maximum dew point level of 38 degrees Fahrenheit, to ensure that patients and medical equipment, in particular respiratory ventilators, are safeguarded. Rather than the duplex liquid-ring medical air system we now have, which takes up significant floor space, plus the large, separate Hankison desiccant dryer system, as well as a very large receiver tank, a new, quadruplex Scroll type medical air system would provide a more compact overall layout without separate pads for receivers and desiccant dryers. A quadruplex system provides a lead and lag compressor as well as a third compressor for when additional air is called for, along with a fourth backup compressor. Having a fourth compressor will facilitate maintenance without compromising system performance since one compressor can be removed from service for maintenance while the others operate. The lead/lag sequences are rotated automatically by the Control Panel so that each compressor is equally utilized over time. The system will incorporate a Control Panel, Receiver and Desiccant Dryers, as well as all required Dew Point, Carbon Monoxide and required general system alarms at the same location. The Medical Air system currently serves both Building 200 and Building 8 (Community Living Center 4 on 2nd Floor). Period of Performance: Period of performance shall be during Fiscal Year 17, which is on or before September 30, 2017, or in the event a contract is not placed until FY 18 (which starts October 1, 2017), anytime between October 1, 2017 through September 30, 2018. The project cannot start before all the temporary HVAC system trailers are removed from the west side of Building 200 loading dock area, which is currently anticipated to occur in June, 2017, because the new Medical Air System must be lowered to the Building 200 sub-basement through a grating which would otherwise be inaccessible if the HVAC trailers remain in the way. Lowering the system to the sub-basement will be the responsibility of the Contractor. There is no elevator or lifting mechanism available. COR (Contracting Officer s Representative): The COR for this project is the Staff Biomedical Engineer Nader El-Miniawi. Specifications: Requirements: Medical Air System (for specific system requirements see Paragraph 5.2) Provide a new, quadruplex, Scroll-type Medical Air System, including compressors, motors, desiccant dryers, receiver, control panel, piping, wiring, filters and all required alarm devices in accordance with NFPA-99, while removing existing duplex, Nash liquid-ring medical air system including compressors, motors, water separators, receiver, duplex desiccant dryer system, alarm devices and any associated piping, components and equipment. General Layout and Phase-In of New System: Contractor must perform the new system installation and existing system removal in a phased, coordinated manner such that it will obviate any need to totally shutdown the Medical Air supply to the medical center for any significant degree of time. Any brief outages or cutovers must be coordinated to be performed when there is no re-useable medical equipment sterilization taking place, and without interrupting Nebulizer treatments. They must also be coordinated with Respiratory Service so that Respiratory Ventilators, equipped with backup internal compressors, have their compressors activated to turn on when Medical Air pressure drops. The new Medical Air system shall re-utilize existing, raised concrete pads which now serve as bases for the current system s two Liquid Ring Compressors. These two bases are 75.5 inches long by 41.5 inches wide each, are in parallel, are 8 inches high, and are separated by a distance of 54 inches. As each base is not expected to be large enough to accommodate an entire (typically) 6 x 6 rack-mounted system, the rack-mounted system would have to be separable into two halves which are approximately 3 x 6 each or smaller. One of the existing Liquid-Ring compressor s pads would house the four, new scroll compressors, while the second Liquid-Ring pad would house all of the remaining components of the system (receiver, desiccant dryers, alarms, etc), except for the Control Panel. The Control Panel is to be separated from the rack system and mounted on the south side of the concrete support column situated roughly between and to the side of the two existing compressor pads. The reason for the Control Panel being separated from its original rack is so that the four new scroll compressors can be installed together on the first pad and powered and controlled by this new control panel, which was designed for this system, once the first liquid ring compressor is removed, along with its air/water separator, while the second pad continues to operate with its existing Liquid Ring compressor and separator to supply the hospital. As the new system is phased into place and after the new scroll compressors are on line, then the 2nd Liquid Ring compressor can be removed with its Separator and the rack housing the second half of the new system can be installed. Once the 2nd half of the system is mounted, then a phased approach shall be used to swap operation from the old receiver to the new one and from the old desiccant dryers to the new ones, all the time maintaining medical air delivery to the hospital except, when necessary, for short cutovers. The existing Receiver and each of the duplex Dryers with parallel output regulators currently sit on their own concrete base pads. Once the equipment is removed by the contractor and disposed of, the VA will demo and remove the concrete pads. The existing fresh air intake which brings in air from above the roof shall be re-used as the inlet to the new compressor system. There is a large Filter housing sitting roughly 8 feet above and centered between the two liquid ring compressors with shutoff valves before each compressor air intake port. It is understood that a new, self-contained, rack-mounted Quad Scroll Compressor system will have its own intake filters built -in. However, while the existing liquid ring compressors are supplying the hospital and while phasing in the new system, the fresh air source shall be utilized at all times except for when it must be breeched to bypass/eliminate its large filter housing. Compressors shall not feed the medical center for any amount of time while pulling in air from the internal space, except during brief cutover when bypassing the existing air intake filter. The two existing Liquid-Ring compressors are fed electrical power from the Climate Control Operators room where the dual Control Panels reside. The electrical feed travels under the concrete floor and appears above ground approximately one foot from each of the existing 50 horsepower electric motors on the compressor pads. The sources for each motor have been confirmed to be 480 volts A/C and can supply over 80 amperes @ 480V to each motor. As such, the one feeder to the concrete base that will house the four scroll compressors has more than enough power to operate a system with a requirement for 48 amperes at 460V (which equates to 46 amperes at 480V). The existing Control Panels will be re-configured by the VA so that one of the units will essentially become a breaker with an 80 ampere rating. Once the re-configured panel is feeding the new system and the second liquid ring compressor is removed, the second control panel can also be reconfigured as an 80 ampere breaker and placed in parallel to provide parallel redundancy in case there is ever a breaker failure. Hours of Performance: Work is to be generally performed during normal business hours which are from 8am to 4:30pm Mondays through Fridays, excluding Federal Holidays. Though the area of performance is accessible on a 24 x 7 basis, it is at the discretion of the COR to authorize work outside of normal business hours as there may not be COR supervision available outside of those hours. However, any switch-overs between systems where there will not be a fully operational lead/lag system in place, even for only short durations, shall be coordinated with the COR to have the least impact upon the medical center and may involve working after close of business and after having implemented/activated contingency plans within the hospital. Removal/Disposal: Once the installation has been completed, any and all components of the existing system, including compressors, motors, receivers, dryers, intake air filter, piping and electrical wiring are to be removed from the sub-basement area and properly disposed of. The VA has available dumpsters for the disposal of smaller items and debris, but large, heavy objects like compressors, motors, receivers, separators, intake filter housing and desiccant dryer tanks must be properly either cut up into small pieces or disposed of by the contractor off of VA grounds. System Certification: Certification of the installation and system will be performed by an independent, licensed medical gas Certifier. It will be the responsibility of the VA to hire the Licensed Medical Gas Certifier and the VA will cover this cost. This may involve several sub-certifications during the project as new systems and piping are introduced to the medical air distribution system. The entire system must pass Certification testing before it will be accepted by the VA and payment authorized. Access to Deliver or Remove systems from Work Site: The existing medical air system is located in the sub-basement of Building 200, the main medical/surgical facility, outside of the Climate Control Operator s room which is accessible only by stairs and through an exterior grating. As there are no lift/elevator/hoisting systems available to drop down or lift out large, heavy equipment through the grating, the contractor is responsible for providing any heavy equipment necessary to lower or raise equipment through this grating which is at street level sixteen (16) feet above the sub-basement area where the Medical Air system will be located. The grating has removable sub-grates. The largest object that can fit through the horizontal plane of the grating would be five (5) feet by ten (10) feet. The sub-sections of the grating are each three (3) feet by five (5) feet. The maximum distance from the grating s landing area is not more than seventy-five (75) feet horizontally from the medical air installation site over a flat cement floor. As such, the contractor needs to provide the equipment or means to move the equipment horizontally once dropped down into the sub-basement. The new quadruplex, Scroll-type medical air system, in order to be lowered through the grating and to be installed on multiple, existing concrete pads (bases), must arrive fully or partially disassembled or able to be disassembled as necessary prior to lowering. At the work site, if there is lifting necessary to position equipment onto their racks, and to lift out the existing system components, a means to accomplish this must be furnished by the Contractor. Existing Medical Air System: The current Medical Air system is a duplex system consisting of two (2) Nash-Hytor Liquid Ring compressors, each being comprised of a NASH 1251 compressor, a 50 HP /1750 RPM electric motor, and a water separator. There is a single, approximately 300 gallon receiver tank originally installed in 1974, and a duplex Hankison model DH-116 desiccant dryer system. The Hankison system pads also include Control panels for each of the desiccant dryers, as well as a dew point alarm and a Carbon Monoxide (CO) alarm. Master Alarms: Master alarm signal wiring from each of two required Master Alarm panels in the hospital will also be brought by the VA to the new Control Panel and tied in to remote alarm contacts provided by the new system for Dew Point, CO, and all other current NFPA-99-required alarms. Additional Requirements Subcontracting: If the quotation includes subcontractors or embedded third party products or services, the vendor must clearly state this in the quotation. The vendor submitting the quotation has primary project and service liability for all products and services that collectively meet the requirements of the RFQ. The vendor shall remain solely responsible for performance of all work, including work that is subcontracted. Project Management: The contractor shall provide an on-site project manager who is responsible for all aspects of the system installation and who will work directly with the COR. Warranty: Provide a full system warranty for at least one (1) year following official VA acceptance. Warranty period shall include all manufacturer- recommended preventative maintenance inspections. Any additional years of standard warranty offered shall be specified in the quotation. Training: Provide in-service training for unlimited Engineering Service personnel assigned the responsibilities of operating and maintaining the system, as well as to those who may be called upon to respond to system emergencies. Service Manuals: Provide two copies of service/operators manuals for the installed system and each of its distinct components which may have their own manufacturer-specific manuals. Additional Costs: All costs for design and travel, implementation, and all other associated professional services required for a successful go-live must be included in the quotation total. Damages: The contractor is responsible for any damages that occur to VA property. Tools, Materials and Equipment: The contractor shall supply all tools, materials, supplies and equipment required to execute the project and shall be responsible for the delivery, unloading, moving of equipment for installation and removal of all items to meet contract requirements. Compliance: All products/systems shall be NFPA-99 compliant. Brazing: The Contractor installing the Medical Air system and any workers who perform brazing shall have current Brazing Certifications. Hot Work Permits: Hot Work Permits must be obtained from the VA Fire Department on a daily basis so that they can check the area immediately after hot work has been completed. Maintenance (Service) Contracts: Service contracts for years following the warranty period shall not be quoted at this time. Duration of Installation: A maximum of four-weeks will be allotted for complete installation. Contacts: This project will be overseen by the Biomedical Engineering Section. The Contracting Officer s Representative (COR) is the Staff Biomedical Engineer, Nader El-Miniawi. ID Badges: All contractor personnel will be required to obtain I.D Badges from the VA which shall require their names and Social Security numbers before start of project and after arriving. Fingerprinting will be required. Qualifications: Company shall certify that its employees performing the work are fully qualified and competent in the use of equipment needed to perform their work, prior to commencement of the project. Safety: Safety orientation will be required for each contractor employee which shall be provided by the COR from the Orientation Handbook for Contractor Personnel prior to commencement of work. Duration of training is approximately ½ hour. Fall Prevention: Fall Prevention safety equipment shall be worn when unloading the equipment thru the grate. Anchor points to be determined by VA. Network and Information Security: Contractor s personnel, subcontractors, and subcontractor personnel shall be subject to the same Federal laws, regulations, standards, and VA Directives and Handbooks as with VA and VHA personnel regarding information and network security. All workstations and servers shall be in compliance with Directive 6500. Operating System: Minimum requirement for computer workstation and server operating systems is MS Windows 7 and MS Server 2012. Any operating systems that are no longer supported by their manufacturers will not be acceptable. MDS2: A Manufacturer Disclosure Statement for Medical Device Security (MDS2) form must be provided by the Contractor to the VA COR. Medical Air System Benchmark Specifications: The following specifications reflect those of a medical air system we have benchmarked as able to meet our requirements. Not every system is expected to exactly match these specifications because of differing design approaches, but these specifications are provided as guidance to offerors in understanding the high quality of engineering design and system installation quality we expect for our purchase of a medical air system. Any offer shall be equal to (subject to VA s determination) or better than the following specifications. System: Quadruplex. Oil-less. Scroll-Type, 10 Horsepower. 208 volt, 3 phase, 60 Hz NFPA system capacity of 104.4 Inlet Cubic Feet per Minute (ICFM) at 50 psig with reserve compressor on standby. Package BTU/Hr of 69,042 with reserve compressor on standby. Noise Level of 78 dB(A) with three compressor modules running. System Full Load Amperes (FLA) is rated at 48 amperes at 460 volts. Power available is actually 480 volts therefore the adjusted FLA would be 46 amperes. Package weight (pre-assembled) of 2710 lbs. Base-mounted, but separable from Base, including Control Panel, Duplex Desiccant Dryers, Receiver Tank, Dew Point alarm, Carbon Monoxide (CO) alarm, and system status alarms. Air Compressor package: Fully compliant with the latest edition of NFPA 99. Four "oil-less" scroll air compressor modules with inlet filters, isolation valves and high inlet vacuum switch for each. Four electric motors. ASME-coded, corrosion resistant air receiver with bypass. Duplex desiccant air dryer system with purge control and piped with duplex pre-filters, after filters and regulators. Quadruplex control panel with HMI control monitoring system. All discharge air piping and fittings - ASTM B-819 copper tubing, brass and/or stainless steel. All brazed joints per NFPA 99. All discharge flex connectors - braided, 304 stainless-steel. Individual compressor isolation valves. All components available in completely pre-piped and pre-wired to single point service connections. All interconnecting piping and wiring is completed and operationally tested prior to shipment. Liquid tight conduit, fittings and junction boxes for all control and power wiring. Air Compressor Module Continuous-duty rated with permanently lubricated, sealed bearings. Air-cooled single stage scroll type. Constructed of one fixed and one orbiting scroll sealed with PTFE tip seals between the scroll halves. Rated for 120 psig discharge pressure. Protected from dust or contamination with a two-part face seal. Orbiting bearings - grease filled. Drive Bearings Grease filled and lip sealed. Drive bearing maintenance interval 10,000 hours. Scroll housing constructed of die cast aluminum. Integral cooling and air ducting for maximum heat dissipation. Stationary pumps and motor for ease of alignment. Air-cooled aftercoolers for each compressor module with maximum approach temperature of 15 ° F and automatic solenoid drain valves. Serpentine v-belt arrangement with idler pulley adjustment. OSHA approved, totally enclosed belt guard. High discharge air temperature shutdown switch wired to the compressor control system for each compressor. Discharge line valve for load-less starting. Each compressor discharge line equipped with a safety relief valve, a check valve, an isolation valve, and a flex connector. Compressor Motors NEMA rated-Open drip proof. 3600 RPM, with 1.15 service factor. 480Volts, 3 phase, 60 Hz Vibration Isolation System Compressor and motor - fully isolated from the package base by means of a four-point, heavy duty, isolation system. Minimum of 95% isolation efficiency. Air Receiver 240 Gallon, galvanized and integrally mounted with 3-valve bypass. ASME Code stamped and National Board Certified. Rated for a minimum 200 PSIG design pressure. Liquid level sight glass. Safety relief valve. Manual drain. Automatic timed solenoid drain valve. Dryer/Filter/Regulator System: Dual desiccant air dryers with an integral demand based purge saving control system. Each dryer individually sized for peak calculated demand and capable of producing a 10 ° F (-12 ° C) pressure dew point. High efficiency coalescing pre-filter rated for 0.01 micron on each dryer with automatic drain and element change indicator. Particulate final line filter rated for 0.01 micron on each dryer with element change indicator. Final line regulator and safety relief valve on each dryer. Isolation valves to permit servicing without shutting down the medical air system. Dew Point Hygrometer/CO Monitor Dew point hygrometer/CO monitor with integral chemical CO sensor - pre-piped, wired and includes remote alarm contacts. Hygrometer sensor - ceramic type. Accuracy - minimum of ± 2 ° F for dew point and ± 2 PPM (at 10 PPM) for carbon monoxide. Dew point alarm - factory set at 36 ° F (2 ° C) per NFPA 99. CO alarm - factory set at 10 PPM. Both set points field adjustable. High CO and dew point indicated with visual/audible alarms. Control System Mounted and wired quadruplex control system. NEMA 12 and UL 508A labeled. Automatic lead/lag sequencing. Circuit breaker disconnects for each motor with external operators. Full voltage motor starters with overload protection. 120V control circuit transformers for each motor circuit. Visual and audible reserve unit alarm with isolated contacts for remote alarm. Hand-off-auto selector switches for reliable back-up. Automatic alternation of compressors based on a first-on/first-off principle with provisions for simultaneous operation. Automatic activation of reserve unit if required. Visual and audible alarm indication for high discharge air temperature shutdown with isolated contacts for remote alarm. SIGNAL 1 touch screen gateway. Standard Screen Displays: Air level/Runtime Alarm History Service Indicator Maintenance Schedule Replacement Parts Troubleshooting guidelines Historical Trending of system status. Additional Control System Features: 7 Wide TFT Graphic Touch Screen with Motion Actuated Back-lit LED and Bright 65,536 (16-bit) Colors. Downloadable Trend Information via Network Device. 128MB Flash Memory, 64MB DRAM. Built-in Ethernet Port 10/100 Base-T (RJ45). Supports over 100 Communication Protocols including BACnet IP, Ethernet IP, and Modbus TCP/IP. Built-in Multiple Ports which can handle three (3) additional protocols simultaneously. Built-in VNC server with capability of remote monitoring over Ethernet/Internet network for Real Time monitoring of live graphics through standard browser, smart phones & mobile devices. Share data between HMI and Building Management systems with no additional software to implement. Responses to this notice must be submitted in writing via email and must be received not later than Monday, April 24, 2017, 1:00pm EST. No telephone inquiries will be accepted. The purpose of this notice is to gain knowledge of potential qualified sources and their size classification/socioeconomic status (service-disabled veteran owned small business, veteran owned small business, HUB Zone, 8(a), small business or large business). Responses to this notice will be used by the Government to make appropriate acquisition decisions. Responses to this notice should include company/individual name, a service capability statement, examples of similar facilities for which you have provided services to, proof of applicable certification. DUNS number, address, point of contact and social-economic category (ex: SBVOSB, VOSB, 8(a), HUBZone, WOSB, EDWOSB, Small Business). If your firm is a Service-Disabled Veteran Owned or Veteran Owned Small Business, you must be CERTIFIED in VetBiz (see internet site: http://vip.vetbiz.gov). Contractor must be registered in System for Award Management (SAM), formerly CCR (see internet site: http://www.sam.gov). Responses to this notice must be submitted in writing, and received not later than Monday, April 24, 2017, 1:00pm EST. All interested parties must respond to any related solicitation announcement separately from the responses to this announcement. Email: Delfo.Saco-mizhquiri@va.gov. No telephone inquiries will be accepted. DISCLAIMER This RFI is issued solely for information and planning purposes only and does not constitute a solicitation. All information received in response to this RFI that is marked as proprietary will be handled accordingly. In accordance with FAR 15.201(e), responses to this notice are not offers and cannot be accepted by the Government to form a binding contract. Responders are solely responsible for all expenses associated with responding to this RFI.
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- Document(s)
- Attachment
- File Name: VA242-17-N-0526 VA242-17-N-0526.docx (https://www.vendorportal.ecms.va.gov/FBODocumentServer/DocumentServer.aspx?DocumentId=3419745&FileName=VA242-17-N-0526-000.docx)
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- Place of Performance
- Address: Department of Veterans Affairs;Northport VA Medical Center;79 Middleville Road;New York
- Zip Code: 11768
- Zip Code: 11768
- Record
- SN04473043-W 20170416/170414234321-223d0950bc1b6fa92648e264beccffd7 (fbodaily.com)
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