J041 -- Chiller 7 & Pumps Replacement RFQ

2026-11-03

Contractor Questions and Government Answers Government Answers provided to the best of our knowledge , Contractor is responsible for field verification of all existing conditions to confirm accuracy .  A site visit is highly recommended . Is this a brand - new contract OR is ( was ) there an incumbent performing these services ? This is a new , stand alone requirement for the replacement of Chiller # 7 . If not brand - new , can you please provide the current / previous contract number ? N / A as this is a brand new contract . The following questions ( 4 - 15 ) are for some clarification on the SOW : Provide new Chiller : York Chiller Air Cooled Screw Chiller - Model : YVAA0213 . Is this a Sole Source requirement or are or equal chillers acceptable ? LIKE FOR LIKE What is the specific tonnage required for the chiller ? 212 . 1 What is the operating conditions for the chiller : Entering / Leaving water temperature , GPM flow rate , voltage , amperage and disconnect size ? EWT 54 Degrees and LWT 44 Degrees , GPM 510 - 520 , 460 V and 400 - 450A Disconnect . Where is the disconnecting means for the chiller ? Beside the chiller on the ACRE building roof . Provide labor and equipment , on a Saturday , to demolish existing chiller # 7 and with the use of a crane , remove from roof and haul chiller off site . Where on the roof is the chiller located ? Roof of the ACRE Building Where is the crane to be set up ? In between the VA Hospital and Vanderbilt Hospital Where is access for crane to be located on site ? North end of the VA Hospital Is there any time frame for the crane to be on site ? Coordinate with COR Set structural steel additional pieces , piping , and accessories on roof . What is the steel that is required ? Is it to be galvanized ? What is the size of the steel members ? Are they beams , angle , tube , etc ? Existing Steel is galvanized I - beam 16 main and 8 crossbeam . Contractor responsible for appropriate new steel required for safe and complete chiller installation in adherence with all applicable codes and regulations . Provide labor , material , and tools to fabricate and reconfigure existing structural steel due to the fact the new chiller is wider than the existing . What reconfiguration is required ? Same location New isolation springs will be provided and installed prior to setting up the chiller . Are isolators to be provided by VA or Contractor ? Contractor What are specifications for the isolators and how many to be installed ? Specifications ( load rating , deflection , quantity ) shall match chiller manufacturer recommendations for this model and meet all applicable codes , regulations , and industry standards . Crane will also fly new pumps up to roof to transport to mechanical room . How many pumps ? 2 Are they end suction , double suction or inline type ? The existing pumps are inline What is the flow rate in GPM , HD of pump , voltage , amperage and disconnect ? New pumps should be approx . 500 gpm at 70 ft head , to be adjusted by Contractor appropriately if there is a significant change in pressure drop resulting from the installation of this new chiller . VFDs should be provided for each pump to allow for modulation to desired flow conditions . Where is the Mechanical Room Located , what is the access , how far from crane lift to the Mechanical Room ? F10 , 80FT Are these the Tiger Flow Pumps referenced below or two additional pumps ? These pumps correspond to the Tiger Flow pumps referenced in the SOW Provide material and labor to pipe up new chiller as directed . Who will provide the direction and what direction will be offered ? COR will provide direction , where to set up the crane and access to the current chiller . Material : New isolation valves , flex connections , piping , and fittings . Labor : To weld new piping , fittings , and flanges to install piping to chiller . What is the size of Valves , FLex , Piping , and fittings . Are fittings and piping Schd 40 black steel , A53 type ? Piping and fittings shall match existing system diameter and material . Upgrade the existing 400amp feed to 500A . Where is the feed coming from , a panel or MCC ? Main switch gear both emergency and normal power . Contractor responsible to field verify existing feed locations and any required routing . Provide manufacturer data to be able to price the new feed . See Photos listed below . Supply / install 1 600A disconnect fused to 500A . What is the specification for the disconnect , Nema Type and Material ? Disconnect shall be NEMA 3R for outdoor installation with corrosion resistant construction . Install 120V power to butterfly valve actuators . Are any BAS / AUTOMATION Controls to be included with the project ? Is this provided by VA or Contractor ? Contractor If contractor who is the VA Control Contractor Name and Contact Info ? Controls contractor contact information will be provided after award What size and where is the control valve located ? Control valve location and size will be confirmed during the site visit . Provide labor and material to insulate new chiller piping and pump piping ( New chiller piping to include metal jacketing and sealed for outdoor application ). What type of insulation , Fiberglass , Foamglas , Poly , etc , and thickness to be used ? Fiberglass insulation with aluminum jacketing is required for all exterior piping ; thickness shall meet VA standard detail requirements and / or industry standards . Could you provide a set of drawings to delineate the installation requirements , or asbuilts of the installation or sufficient photos and data ? N / A Can a site visit be arranged ? If so , please provide dates and times available . A site visit can be arranged and highly recommended . Site Visits will occur on 03 / 30 / 2026 at 1pm Central Time Zone ( CT ). Meeting place will be the Boiler Plant , which is located at the loading dock of the VA Hospital . Please contact Clint Roberts at 629 - 401 - 7413 when you arrive or if you need assistance finding the location . If a Site Visit is allowed , will there be an extension allowed for the quotes deadline ? Yes , the quote deadline is extended until 04 / 13 / 2026 and the question deadline is extended until 04 / 07 / 2026 . END OF SOLICITATION AMENDMENT

Tennessee

2026-05-05