49-20250402093252 BPSD.pdf

Biloxi Public School District 160 St. Peter Street

Biloxi, MS 39530

REQUEST FOR PROPOSAL (RFP)

Child Nutrition

Walk-In Cooler/Freezer Including Construction Components

The Biloxi Public School District is soliciting Requests for Proposals (RFP) from qualified vendors via sealed bids to provide a walk-in freezer for Back Bay Elementary, a walk-in cooler at Back Bay Elementary and a walk-in cooler/freezer combo unit at Popps Ferry Elementary, including applicable freight, delivery, demo of existing equipment, construction elements as required within the specifications and installation of new equipment. Proposals will be received at 160 St. Peter Street, Biloxi, MS 39530 and electronically at centralbidding.com on or before 10:00 AM CST on Thursday, May 1, 2025. Proposals and specifications responses will be opened and evaluated. Single stipulated sum bids will be received for all work required by the contract documents in accordance with the Instructions to Bidders.

Copies of this RFP and, if any, subsequent addenda as well as detailed specifications, communications, updates, and other relevant information can be found on our website:

https://www.biloxischools.net/69136_2.

Interested parties shall submit a sealed bid proposal, boxed and clearly labeled with the words “WALK-IN COOLER/FREEZER INCLUDING CONSTRUCTION COMPONENTS” and the envelope should include the bidder’s Company Name, Company Address and all applicable state and local license and registration numbers of the bidder. Submissions must be received on or before 10:00 AM CST on Thursday, May 1, 2025, in one of the following ways:

Physical Submission Electronic Submission Submission Deadline Sealed proposal clearly marked

“WALK-IN COOLER/FREEZER

INCLUDING CONSTRUCTION

COMPONENTS” to:

Biloxi Public School District

Purchasing Dept Attn: Shane Switzer 160 St. Peter Street

Biloxi, MS 39530 www.centralbidding.com – For any questions relating to the electronic bidding process, please call Central Bidding at 228-810-4814.

Thursday, May 1, 2025

10:00 AM CST

Proposals received after the stated deadline will be deemed invalid and will not be considered.

The responsibility of timely delivery or proposals rests solely with the vendor.

https://www.biloxischools.net/69136_2 http://www.centralbidding.com/

BILOXI PUBLIC SCHOOL DISTRICT – RFP FOR WALK-IN COOLER/FREEZER W/CONST COMPONENTS PAGE 2 OF 28

Bids or alterations by fax, phone or email WILL NOT be accepted. Envelopes not marked will remain sealed. It is the sole responsibility of the respondents to ensure their responses arrive in a timely manner.

Late arrivals will be rejected. The Biloxi Public School District is not responsible for delays of any commercial carrier or delays incurred by the respondents.

Project Overview

The Biloxi Public School District (BPSD) is soliciting Requests for Proposals (RFP) from qualified via sealed bids to provide a walk-in freezer for Back Bay Elementary, a walk-in cooler at Back Bay Elementary and a walk-in cooler/freezer combo unit at Popps Ferry Elementary, including applicable freight, delivery, demo of existing equipment, construction elements as required within the specifications and installation of new equipment. Requirements and specifications are included herein. The specifications herein are provided to convey the intent of the products needed and do not indicate every component necessary for the complete system that the proposing vendor shall provide.

Prices quoted shall be all-inclusive (including construction costs, shipping costs, installation of equipment, training, technical support, etc.) and represent complete installation.

Omissions in the proposal of any provision herein described shall not be construed as to relieve the vendor of any responsibility or obligation to the complete and satisfactory delivery, operation and support of any services.

Schedule of Events:

Event Date(s) Release of RFP April 2, 2025 Newspaper Publish Dates April 2 and April 9, 2025 Deadline for Questions/Mandatory Site Visit April 25, 2025 Proposals Due and Opening of Proposals May 1, 2025 @ 10:00 AM CST Recommendation to School Board May 2025 Desired Project Completion Date June 2025

Inquiries Correspondence and inquiries regarding this RFP must be done via email as follows:

Regarding specifications of bid/ Setting up mandatory site visit

Ben Robertson – Asst Maintenance Director Benjamin.robertson@biloxischools.net 228-324-3243 Chris Macmillan – Maintenance Director Chris.macmillan@biloxischools.net 228-326-4982 Vanessa Ladnier – Child Nutrition Director Vanessa.ladnier@biloxischools.net

Regarding bidding process or timeline

Shane Switzer – CFO/Business Manager Shane.switzer@biloxischools.net

If a vendor does not receive a response within 24 hours, it is the responsibility of the vendor to call the BPSD Office at 228-374-1810 to confirm that the email was received. Leave a message if necessary.

mailto:Benjamin.robertson@biloxischools.net mailto:Chris.macmillan@biloxischools.net mailto:Vanessa.ladnier@biloxischools.net mailto:Shane.switzer@biloxischools.net

BILOXI PUBLIC SCHOOL DISTRICT – RFP FOR WALK-IN COOLER/FREEZER W/CONST COMPONENTS PAGE 3 OF 28

Addenda Any addenda issued after the issue of the RFP shall be covered in the proposal and in closing a contract they shall become part thereof. If any questions arise with the RFP documents, proposers may submit to the BPSD a written request for interpretation. Interpretation, if any, of documents will be made by addendum to the RFP. Copies of any addendum will be posted on the website:

https://www.biloxischools.net/69136_2. Vendors should check the site on a regular basis for addenda and/or communication regarding this RFP. The BPSD will not be responsible for any other explanation and/or interpretations.

Withdrawal of Proposal Proposals cannot be withdrawn after submission, unless a vendor makes a request, in writing, to the Biloxi Public School District prior to the deadline for submitting proposals. The Biloxi Public School District will not accept proposals submitted after the submission deadline.

Waivers The Biloxi Public School District reserves the right to waive any formality and to reject any or all proposals in whole or part.

If the Biloxi Public School District is closed for any reason, including but not limited to: acts of God, strikes, lockouts, riots, acts of war, epidemics, governmental regulations superimposed after the fact, fire earthquakes, floods or other natural disasters (the “Force Majeure Events”), which closure prevents the opening of proposals at the advertised date and time, all proposals received shall be publicly opened and read aloud on the next business day that the agency shall be open and at the previously advertised time.

The new date and time of the proposal opening, as determined in accordance with this paragraph, shall not be advertised, and all offerors, upon submission of a proposal, shall be deemed to have knowledge of and shall have agreed to the provisions of this paragraph. Proposals shall be received by Biloxi Public School District until the new date and time of the proposal opening as set forth herein. The BPSD shall not be held responsible for the receipt of any proposals for which the delivery was attempted and failed due to the closure of the district offices as a result of a Force Majeure Event. Each offeror shall be required to ensure the delivery and receipt of its proposal by the BPSD prior to the new date and time of the proposal opening.

Governing Law All RFPs and related documents submitted to the Biloxi Public School District by the vendor(s) are governed under the laws of the state of Mississippi. Vendor(s) and its employee(s), representative(s), and/or subcontractor(s) agree(s) to abide by all applicable federal, state, and local codes, laws, rules, and regulations. An agreement resulting from this solicitation shall be governed by and construed in accordance with the laws of the state of Mississippi. Venue for any and all legal action regarding or arising out of transactions covered herein shall be solely in Harrison County, State of Mississippi.

Reserved Rights The Biloxi Public School District reserves the right to:

● Give full and proper consideration to the service, reputation, product knowledge, and experience of all companies presenting bids, and to disqualify any such vendor it deems unqualified to provide the service(s) requested.

● Reject any and all bids for any reason.

● Accept any alternative proposal believed to be in the best interest of the district.

BILOXI PUBLIC SCHOOL DISTRICT – RFP FOR WALK-IN COOLER/FREEZER W/CONST COMPONENTS PAGE 4 OF 28

● Waive any technicality.

● Purchase items from individual vendors rather than awarding a total package.

Biloxi Public School District Regulations Vendor(s) and their representative(s) shall follow all applicable school district policies and regulations while on the Biloxi Public School District property. No work shall interfere with school activities or environment unless the principal or person in charge gives permission. Vendors are prohibited from contacting or lobbying members of the school board, school district administrators, school district employees, school district contractors, or school district consultants. Failure to conform will be grounds for disqualification of the vendor.

Basis of Award The contract will be awarded to the lowest and best responsive bidder meeting specifications, price, and other factors considered. The award of a contract for any proposal is contingent upon the approval of the vendor by the Biloxi Public School District Board of Trustees. The contract awarded under this RFP is contingent upon the availability of funds to the Biloxi Public School District for this project. In the event funds are not available, any contract resulting from this RFP will become null and void immediately.

BILOXI PUBLIC SCHOOL DISTRICT – RFP FOR WALK-IN COOLER/FREEZER W/CONST COMPONENTS PAGE 5 OF 28

Biloxi Public School District

REQUEST FOR PROPOSAL (RFP)

Child Nutrition Walk-In Cooler/Freezer Including Construction Components

Section I: Contact Certification

Provide the following information regarding the person responsible for the completion of this bid proposal. This person will be the individual that the Biloxi Public School District should contact for questions and/or clarifications.

Company/Vendor Organization Name

Federal Tax ID Number

Contact Person

Phone Number

Physical Address

Mailing Address

E-mail Address

Fax Number

I, hereby, declare that the information provided in this proposal is active, valid and a full disclosure of requested information. I am fully authorized to represent the organization listed above, to act on behalf of it, and to legally bind it in a matter related to this proposal.

Subject to the acceptance by the Biloxi Public School District, the Company/Vendor acknowledges that by submitting a proposal and signing in the space indicated below, the vendor is contractually obligated to comply with all items in this advertisement for proposals.

The Company/Vendor further certifies that the organization represented here is an authorized dealer in good standing of the products/services included in this proposal.

Name

Title

Authorized Signature

Date

BILOXI PUBLIC SCHOOL DISTRICT – RFP FOR WALK-IN COOLER/FREEZER W/CONST COMPONENTS PAGE 6 OF 28

Section II: Proposal Guidelines and Requirements

Pricing Total proposal pricing should be a firm fixed-price lump sum contract to include all equipment required, including applicable freight, delivery, demo of existing equipment, construction elements as required within the specifications and installation of new equipment.

Standard of Quality Programs and features that refer specifically to certain companies are used to convey to prospective offerors the desired feature. However, prospective offerors may submit features and/or programs in lieu of those that may be mentioned, provided that such program or feature is similar in design and purpose and equal in quality unless otherwise indicated. Complete descriptions and specifications must be included for all substitutions. The Biloxi Public School District will be the sole judge as to whether or not the program or features offered are equal to that specified.

Right to Adjust or Reject Proposals The Biloxi Public School District reserves the right to reject any or all proposals of any company or vendor and waive formalities. Furthermore, the Biloxi Public School District reserves the right to adjust quantities of materials/resources involved under any item in accordance with the unit prices submitted as part of the proposal.

All awards will be based on availability of funds. The Biloxi Public School District reserves the right to terminate or modify any part of this procurement process at any time and for any reason;

to award one (1) contract; to negotiate changes; to make no awards, and to issue new and/or revised policies and clarifications at any time. If it becomes necessary to revise any part of the advertised RFP, addenda will be provided at https://www.biloxischools.net/69136_2.

Presentations and/or Discussions If needed, vendors may be asked for clarification of a proposal by the Biloxi Public School District evaluators. A company’s original proposal cannot be changed in any aspect as a result of the clarification. If needed, such clarifications will be arranged by the Biloxi Public School District and will be invitation only. If no clarifications are needed, then proposals may be accepted without discussion.

References References from K-12 educational institutions or institutions of higher learning in the state of Mississippi currently being serviced for which comparable products or services have been provided and/or performed must be included in the proposal.

BILOXI PUBLIC SCHOOL DISTRICT – RFP FOR WALK-IN COOLER/FREEZER W/CONST COMPONENTS PAGE 7 OF 28

Evaluation Factors and Awarding of Proposal

The District will award contracts to the vendor/s who submit the “lowest and best value bid” to the District. Evaluation of bids shall be based on what is the best overall solution for the Biloxi Public School District. After awarding of bids, the District reserves the right to negotiate the “lowest and best value bid”, if in the District’s sole discretion negotiation is appropriate under the circumstances and in the best interest of the District. It expressly reserves the right to request the “best and final” bid from the “lowest and best value bid” vendor/s after the opening of bids.

In all events, the District reserves the right to re-bid. The District expressly reserves the right to waive minor deviations from the specification when it is determined that total cost to the District of the deviating bid is lower than the lowest conforming bid which meets all aspects of the specifications, and the overall function of the goods or services, or both, specified in the deviating bid is equal to or greater than that of the conforming bid. In conjunction, the District also reserves the right to:

• Waive any defect, irregularity or informality in any bid procedures

• Reject any or all bids

• Award the entire bid to one vendor

• Award the bid (or portions) to more than one vendor

• Award the bid under the most beneficial terms of the District

• Extend the opening time and date

• Procure any item of the BID by other means approved by Federal , State and District’s regulations

The Biloxi Public School District has chosen THERMO-KOOL as its preferred manufacturer. All substitutions must meet specifications as described herein and must be pre-approved at least 10 days prior to bidding by the Child Nutrition Director. The Biloxi Public School District will look at all proposals and determine what is in the best interest of the school district.

BILOXI PUBLIC SCHOOL DISTRICT – RFP FOR WALK-IN COOLER/FREEZER W/CONST COMPONENTS PAGE 8 OF 28

Section III: Specifications

Item 1 - Popp’s Ferry Elementary School – Walk-In Cooler/Freezer Combo

GENERAL SPECIFICATIONS:

The Biloxi Public School District has chosen THERMO-KOOL as its preferred manufacturer. All substitutions must meet specifications as described herein and must be pre-approved at least 10 days prior to bidding by the Child Nutrition Director. The THERMO-KOOL walk-in specified shall be prefabricated modular construction. It shall be designed and constructed to allow fast and easy field assembly, disassembly, relocation and enlargement by the addition of like modular panels. Walk-in shall be designed and constructed as shown on plan. Overall size of walk-in shall be 15’4” x 14’5” x 7’6” High to fit exact job site requirements.

CONSTRUCTION COMPONENT:

The construction components shall include demolition and reconstruction of entryway to include new entry ramp.

PANEL CONSTRUCTION:

Wall and ceiling panel widths shall be within 1” increments up to 46” wide. Corner panels shall be 90 degree angle, 12” x 12”. All panels shall be interchangeable with like panels for fast and easy assembly.

All panels shall consist of metal pans formed to precise dimensions. Metal finish to be as specified. Insulation shall be “foamed-in-place” urethane to bond permanently to complete inner surfaces of both interior and exterior metal pans to form strong rigid unit. Panels shall not have internal wood or metal support, framing, straps, or other non-insulating members. Each panel shall be 100% urethane foam insulation exclusive of metal pans. Perimeter structure shall be formed of DURATHANE, high density urethane insulation forming tongues and grooves to assure vapor and airtight joints and to prevent pre-installation damage and deterioration of exposed urethane surfaces. Soft Nose Perimeter Structure will not be approved.

INSULATION:

Insulation shall be 4" thick rigid, zero ozone depleting HFC 134a blown Class I urethane foam classified according to UL 723 (ASTM-E-84) as tested by Underwriters Laboratories, Inc. The core material has a flame spread of 25 or less and a smoke density of 250.

The urethane foam is foamed-in-place to bond to inner surfaces of metal pans having an average thermal conductivity (K factor) of 0.13 BTU/hr./sq. ft. per degrees /Fahrenheit/inch. As tested in

BILOXI PUBLIC SCHOOL DISTRICT – RFP FOR WALK-IN COOLER/FREEZER W/CONST COMPONENTS PAGE 9 OF 28 accordance with ASTM C 518-2004, the R factor for coolers at temperatures of 55 degrees F is greater than 29.0 for 4" thick panels, freezers at temperatures of 20 degrees F the R factor is greater than 32.0 for 4" thick panels.

The prefabricated urethane foamed panels shall be supplied with a Class I fire hazard classification according to UL 723 (ASTM-E-84) as tested by Underwriters Laboratories, Inc.

Panels shall have a flame spread rating of 25 or less and bear a certifying Underwriters Laboratories, Inc. label.

This rating is not intended to reflect hazards presented by this or any other material under actual fire conditions.

PANEL LOCKING ASSEMBLIES:

Assembly of walk-in shall be accomplished by "Insta-Loks" consisting of cam-action hook arm assembly set in one panel and a self-aligning, self-centering, pin assembly set in the matching panel. All vertical joints must have a minimum of three Insta-loks. Rotation of the cam-action hook arm shall pull and lock panels together to form airtight, vapor proof joints. No metal straps or connecting rods shall be used inside the panels. Rotation of the cam-locks shall be operated from inside the walk-in through access ports that are sealed with vinyl snap-in closures.

PANEL GASKETS:

NSF listed double-bead vinyl gasket shall be applied to the tongue side of all panels, on both interior and exterior. Gaskets shall be impervious to stains, grease, oils, mildew, sunlight, etc.

FLOOR CONSTRUCTION:

Walk-in floor shall be fabricated similar to other panels and be designed to withstand uniformly distributed stationary loads of 600 lbs. per square foot. Interior surface of floor panels to be foamed-in-place with 1/8” Aluminum Treadplate.

ENTRANCE DOOR AND FRAME:

Walk-in compartment shall be equipped with 2(EA) 36” x 72” hinged-type, flush-mounted entrance door mounted in a nominal 4’, 5’ or 6’ frame and located in exact location as shown on drawing. Door placement shall be within 1” increments to meet shelving space and job site requirements. Door shall be manufactured to accommodate floor construction. Door and frame shall be listed by Underwriters Laboratories and bear the UL Seal of Approval and be equipped with the following:

BILOXI PUBLIC SCHOOL DISTRICT – RFP FOR WALK-IN COOLER/FREEZER W/CONST COMPONENTS PAGE 10 OF 28

Door shall be equipped with a one-piece perimeter PVC accordion type removable gasket with magnetic core at the top and along the side perimeter of the door. An adjustable wiper gasket shall be mounted along the bottom edge of the door.

Latch shall be break-a-way type with cylinder lock and inside safety release handle so the door can be opened from the inside even if locked. A positive action hydraulic door closer (required to meet 2009 Energy Code) shall be included to ensure gentle closing action of door to opening and to ensure positive closing of door. The latch shall be of high pressure zinc die cast with highly polished chrome finish.

Hinges shall be nine inch modified strap, cam-lift, self-closing design with door lift off capability of high-pressure zinc die cast with highly polished chrome finish. (a spring loaded hinge required to meet 2009 Energy Code)

Door frame shall consist of heavy reinforced steel “U” channel frame to encompass entire perimeter of opening, foamed-in-place to give extra support and rigidity to frame and to prevent racking, distortion, warping and twisting. A backup must be welded for added strength.

A thermostatically controlled armored anti-sweat heater cable shall be run in a breaker strip located behind a removable heavy gauge stainless steel trim for easy access to heater cable.

Heater cable shall be run under threshold consisting of heavy reinforcement “U” channel breaker strip and heavy gauge stainless steel threshold.

(A Backup Frame Heater shall be included)

Door section shall be provided with an operating toggle switch and pilot light mounted on the exterior side of the door frame. (Weathertight switches also available for outdoor walk-in applications.) An incandescent vapor proof light and face mounted inlet box shall be mounted on the interior side of the door frame for 115 volt, 60 cycle, 1 phase A.C. service (Energy Efficient and Motion Sensor Lighting available for Energy Savings). All wiring shall be in concealed rigid conduit.

A 2-1/2” diameter chrome face, flush mount, dual reading, adjustable dial thermometer shall be provided on exterior of door section to provide temperature reading of -40 degrees C to +150 degrees C.

TREADBRITE KICKPLATES:

Door shall have aluminum diamond treadbrite kickplates 36” high on the interior and exterior.

Diamond tread (or stainless steel) kickplates shall be mounted with adhesive and sealed with silicone. No external fasteners such as screws or pop rivets shall be applied as fastening for the diamond tread (or stainless steel) kickplates.

BILOXI PUBLIC SCHOOL DISTRICT – RFP FOR WALK-IN COOLER/FREEZER W/CONST COMPONENTS PAGE 11 OF 28

TRIM AND ENCLOSURES:

Trim matching the walk-in finish and fabricated to fit building conditions shall be supplied to close all joints between walk-in and building walls. Enclosure panels matching the walk-in finish shall be supplied to close off space between top of walk-in and building ceiling.

LED LIGHT FIXTURES:

FOUR- 4' LED light fixtures shall be provided in the Cooler/freezer. Cooler/Freezer light fixtures must be connected to the door section toggle switch for the CFL vapor proof light.

DRAIN LINES: All evaporator coils shall be provided with proper sized drain lines, supplied and field installed by contractor. Drains shall be trapped outside of walk-in. Drain shall be heated and insulated to prevent freezing. All plumbing to be in accordance with applicable codes.

Contractor shall be responsible for providing units completely installed and operational. Cooler to operate at +35 degrees Fahrenheit and Freezer to operate at –10 degrees Fahrenheit.

NSF CONSTRUCTION: The walk-ins provided in the above specifications shall be constructed in accordance with National Sanitation Foundation, Standard No. 7. The NSF approval seal shall be affixed to the serial plate of the walk-in.

WARRANTY:

One year for replacement parts and labor on all hardware, accessories, and electrical components. Ten year warranty on the foamed-in-place panels including the wall, floor, ceiling, and door. Five year repair or replacement warranty on the compressor motor. Dealer warrants all installation-related workmanship for one year.

Dealer is responsible for start up and checking all pressures and pull down of unit to 38 degrees F and -10 degree F operating temperatures per ThermoKool installation instructions.

Dealer is to maintain on-site temperature check for 2 hours after start-up with pressure gauge check at the end of this time and is to also visually inspect and pressure gauge check the unit the next day.

Detailed Descriptions of Walk-in Cooler/Freezer and Accessories are listed below:

THERMO-KOOL Walk-in Cooler/Freezer

PANELS

THERMO-KOOL Walk-in Cooler/Freezer 15' 4" x 14' 5" x 7' 6" High

BILOXI PUBLIC SCHOOL DISTRICT – RFP FOR WALK-IN COOLER/FREEZER W/CONST COMPONENTS PAGE 12 OF 28

Cooler Comp: 7’8” x 14’5” Freezer Comp: 7’8” x 14’5” Insulation: 4" DURATHANE, all-urethane foamed-in-place (Class 1) Exterior: Stucco Aluminum Interior Walls: Stucco Aluminum Interior Ceilings: White Stucco Aluminum Interior Floors: 1/8" Aluminum Treadplate

*FLOOR PANELS NOT DESIGNED FOR ROLLING TRAFFIC OR PALLET JACK USE*

Cooler, Freezer with Floor

(2) 32" x 72" Flush Mounted Entrance Door(s), with hardware, Pilot light & switch assembly, vapor proof light & dial thermometer. NSF LISTED

(2) Door(s) with (2) Hinges per door

(2) Kason # 1806 LED light fixture at door(s)

(2) Backup frame heater wire(s)

(1) Sloped weather roof with vinyl weather cap

(2) Pressure relief vent(s)

(4) Kason 48" LED light fixture(s) Ceiling & floor Splice Heavy duty internal ceiling support

(1) Hurricane support package Trim Weather cap trim

Walk-In Cooler/Freezer to sit on existing concrete pad.

REFRIGERATION

(1EA) 1 1/4 HP, Remote Pre Assembled Refrig. System Model RFO150E4SEANT 208-230/60/3 Medium Temperature, base, weather hood, winter controls, Scroll, Air-cooled, R448A (9.3 Compressor RLA) with RL6A094ADASC 115/60/1 coil (1.6 amps) with Dual Speed EC motor.

Accessories: 1 ea Salt Air Protection AST coating. 1 ea 18" High condensing unit stand

(1EA) 2 1/2 HP, Remote Pre Assembled Refrig. System Model RFO250L4SEA 208-230/60/3 Low Temperature, base, weather hood, winter controls, Scroll, Air-cooled, R448A, Std. Defrost Kit (8.7 Compressor RLA) with RL6E090DDASC 208-230/60/1 coil (1.0 fan amps, 9.8 heater amps) with Dual Speed EC motor.

Accessories: 1 ea 18" High condensing unit stand. 1 ea Salt Air Protection AST coating.

(2EA) Compressor warranties

(2EA) 1yr Parts and Labor Warranty on Refrigeration

BILOXI PUBLIC SCHOOL DISTRICT – RFP FOR WALK-IN COOLER/FREEZER W/CONST COMPONENTS PAGE 13 OF 28

Refrigeration Packages must be supplied by Walk-In Manufacturer. 3rd Party Refrigeration Suppliers will not be accepted.

QUALITY INSPECTION REQUIREMENTS:

Walk-ins shall be set up at the manufacturer’s facility prior to shipment and a quality control inspection performed on the product. A digital photograph of the walk-ins set up at the manufacturer’s facility shall be provided for the Food Equipment Contractor’s permanent records.

INSTALLATION, OPERATION AND MAINTENANCE INSTRUCTIONS:

The walk-ins shall be supplied with a complete set of installation, operational and maintenance instructions to cover erection of the walk-in, installation operating procedures and routine maintenance schedule.

Thermo-Kool is the only approved manufacturer. Alternates must be approved by Foodservice Director at least 10 days prior to bid date. If alternate manufactures are being provided, please confirm on alternate factory letterhead that High Density Durathane Hard Rail Construction Perimeters are on the walk-in panels. Soft Nose Perimeter Panels will not be accepted. Bidding KEC (Including 3rd Party Contractors) must visit site for approval of field measurements and inspection of installation location prior to bidding. A prebid mandatory site visit must be setup with the school district. Successful KEC responsible for installation which includes but not limited to demolishing existing units, evacuating all existing refrigerant per code, include full electrical wiring, delivering, and erecting new walk-in, completing installation of refrigeration systems including drain lines as well as startup of Walk-in Cooler/Freezer Combo.

Item 2 – Back Bay Elementary Walk-In Cooler

The Biloxi Public School District has chosen THERMO-KOOL as its preferred manufacturer. All substitutions must meet specifications as described herein and must be pre-approved at least 10 days prior to bidding by the Child Nutrition Director. The THERMO-KOOL walk-in specified shall be prefabricated modular construction. It shall be designed and constructed to allow fast and easy field assembly, disassembly, relocation and enlargement by the addition of like modular panels. Walk-in shall be designed and constructed as shown on plan. Overall size of walk-in shall be 9’0” x 12’6” x 8’6” High to fit exact job site requirements.

BILOXI PUBLIC SCHOOL DISTRICT – RFP FOR WALK-IN COOLER/FREEZER W/CONST COMPONENTS PAGE 14 OF 28

CONSTRUCTION COMPONENTS:

1. Construction and addition of concrete slab for walk-in cooler. Bidder shall form, pour and erect approximately 120 square feet of additional concrete slab.

2. Construction of an exterior wall enclosure (approximately 10x10) post-demolition to include the insulation, metal studs and a masonry-type paneling on both sides.

PANEL CONSTRUCTION:

Wall and ceiling panel widths shall be within 1” increments up to 46” wide. Corner panels shall be 90 degree angle, 12” x 12”. All panels shall be interchangeable with like panels for fast and easy assembly.

All panels shall consist of metal pans formed to precise dimensions. Metal finish to be as specified. Insulation shall be “foamed-in-place” urethane to bond permanently to complete inner surfaces of both interior and exterior metal pans to form strong rigid unit. Panels shall not have internal wood or metal support, framing, straps, or other non-insulating members. Each panel shall be 100% urethane foam insulation exclusive of metal pans. Perimeter structure shall be formed of DURATHANE, high density urethane insulation forming tongues and grooves to assure vapor and airtight joints and to prevent pre-installation damage and deterioration of exposed urethane surfaces. Soft Nose Perimeter Structure will not be approved.

INSULATION:

Insulation shall be 4" thick rigid, zero ozone depleting HFC 134a blown Class I urethane foam classified according to UL 723 (ASTM-E-84) as tested by Underwriters Laboratories, Inc. The core material has a flame spread of 25 or less and a smoke density of 250.

The urethane foam is foamed-in-place to bond to inner surfaces of metal pans having an average thermal conductivity (K factor) of 0.13 BTU/hr./sq. ft. per degrees /Fahrenheit/inch. As tested in accordance with ASTM C 518-2004, the R factor for coolers at temperatures of 55 degrees F is greater than 29.0 for 4" thick panels, freezers at temperatures of 20 degrees F the R factor is greater than 32.0 for 4" thick panels.

The prefabricated urethane foamed panels shall be supplied with a Class I fire hazard classification according to UL 723 (ASTM-E-84) as tested by Underwriters Laboratories, Inc.

Panels shall have a flame spread rating of 25 or less and bear a certifying Underwriters Laboratories, Inc. label.

This rating is not intended to reflect hazards presented by this or any other material under actual fire conditions.

BILOXI PUBLIC SCHOOL DISTRICT – RFP FOR WALK-IN COOLER/FREEZER W/CONST COMPONENTS PAGE 15 OF 28

PANEL LOCKING ASSEMBLIES:

Assembly of walk-in shall be accomplished by "Insta-Loks" consisting of cam-action hook arm assembly set in one panel and a self-aligning, self-centering, pin assembly set in the matching panel. All vertical joints must have a minimum of three Insta-loks. Rotation of the cam-action hook arm shall pull and lock panels together to form airtight, vapor proof joints. No metal straps or connecting rods shall be used inside the panels. Rotation of the cam-locks shall be operated from inside the walk-in through access ports that are sealed with vinyl snap-in closures.

PANEL GASKETS:

NSF listed double-bead vinyl gasket shall be applied to the tongue side of all panels, on both interior and exterior. Gaskets shall be impervious to stains, grease, oils, mildew, sunlight, etc.

FLOOR CONSTRUCTION:

Walk-in floor shall be fabricated similar to other panels and be designed to withstand uniformly distributed stationary loads of 600 lbs. per square foot. Interior surface of floor panels to be foamed-in-place with 1/8” Aluminum Treadplate.

INTERIOR RAMP:

To eliminate a step-up the walk-in shall be equipped with an interior built-in foamed-in-place ramp at entrance door. The interior ramp shall be NSF approved, have a non-skid surface and be equipped with a threshold and heater wire on freezer applications. Interior ramp shall be width of door opening x 24” depth.

ENTRANCE DOOR AND FRAME:

Walk-in compartment shall be equipped with a 36” x 78” hinged-type, flush-mounted entrance door mounted in a nominal 4’, 5’ or 6’ frame and located in exact location as shown on drawing.

Door placement shall be within 1” increments to meet shelving space and job site requirements. Door shall be manufactured to accommodate floor construction. Door and frame shall be listed by Underwriters Laboratories and bear the UL Seal of Approval and be equipped with the following:

Door shall be equipped with a one-piece perimeter PVC accordion type removable gasket with magnetic core at the top and along the side perimeter of the door. An adjustable wiper gasket shall be mounted along the bottom edge of the door.

Latch shall be break-a-way type with cylinder lock and inside safety release handle so the door can be opened from the inside even if locked. A positive action hydraulic door closer (required to

BILOXI PUBLIC SCHOOL DISTRICT – RFP FOR WALK-IN COOLER/FREEZER W/CONST COMPONENTS PAGE 16 OF 28 meet 2009 Energy Code) shall be included to ensure gentle closing action of door to opening and to ensure positive closing of door. The latch shall be of high pressure zinc die cast with highly polished chrome finish.

Hinges shall be nine inch modified strap, cam-lift, self-closing design with door lift off capability of high-pressure zinc die cast with highly polished chrome finish. (a spring loaded hinge required to meet 2009 Energy Code)

Door frame shall consist of heavy reinforced steel “U” channel frame to encompass entire perimeter of opening, foamed-in-place to give extra support and rigidity to frame and to prevent racking, distortion, warping and twisting. A backup must be welded for added strength.

A thermostatically controlled armored anti-sweat heater cable shall be run in a breaker strip located behind a removable heavy gauge stainless steel trim for easy access to heater cable.

Heater cable shall be run under threshold consisting of heavy reinforcement “U” channel breaker strip and heavy gauge stainless steel threshold.

(A Backup Frame Heater shall be included)

Door section shall be provided with an operating toggle switch and pilot light mounted on the exterior side of the door frame. (Weathertight switches also available for outdoor walk-in applications.) An incandescent vapor proof light and face mounted inlet box shall be mounted on the interior side of the door frame for 115 volt, 60 cycle, 1 phase A.C. service (Energy Efficient and Motion Sensor Lighting available for Energy Savings). All wiring shall be in concealed rigid conduit.

A 2-1/2” diameter chrome face, flush mount, dual reading, adjustable dial thermometer shall be provided on exterior of door section to provide temperature reading of -40 degrees C to +150 degrees C.

TREADBRITE KICKPLATES:

Door shall have aluminum diamond treadbrite kickplates 36” high on the interior and exterior.

Diamond tread (or stainless steel) kickplates shall be mounted with adhesive and sealed with silicone. No external fasteners such as screws or pop rivets shall be applied as fastening for the diamond tread (or stainless steel) kickplates.

TRIM AND ENCLOSURES:

Trim matching the walk-in finish and fabricated to fit building conditions shall be supplied to close all joints between walk-in and building walls. Enclosure panels matching the walk-in finish shall be supplied to close off space between top of walk-in and building ceiling.

BILOXI PUBLIC SCHOOL DISTRICT – RFP FOR WALK-IN COOLER/FREEZER W/CONST COMPONENTS PAGE 17 OF 28

LED LIGHT FIXTURES:

TWO - 4' LED light fixtures shall be provided in the cooler. Cooler light fixtures must be connected to the freezer door section toggle switch for the CFL vapor proof light.

DRAIN LINES: All evaporator coils shall be provided with proper sized drain lines, supplied and field installed by contractor. Drains shall be trapped outside of walk-in. Drain shall be heated and insulated to prevent freezing. All plumbing to be in accordance with applicable codes.

Contractor shall be responsible for providing units completely installed and operational. Cooler to operate at +35 degrees Fahrenheit and Freezer to operate at –10 degrees Fahrenheit.

NSF CONSTRUCTION: The walk-ins provided in the above specifications shall be constructed in accordance with National Sanitation Foundation, Standard No. 7. The NSF approval seal shall be affixed to the serial plate of the walk-in.

WARRANTY:

One year for replacement parts and labor on all hardware, accessories, and electrical components. Ten year warranty on the foamed-in-place panels including the wall, floor, ceiling, and door. Five year repair or replacement warranty on the compressor motor. Dealer warrants all installation-related workmanship for one year.

Dealer is responsible for start up and checking all pressures and pull down of unit to 38 degrees F and -10 degree F operating temperatures per ThermoKool installation instructions.

Dealer is to maintain on-site temperature check for 2 hours after start-up with pressure gauge check at the end of this time and is to also visually inspect and pressure gauge check the unit the next day.

Detailed Descriptions of Walk-in Cooler and Accessories are listed below:

THERMO-KOOL Walk-in Cooler

PANELS

THERMO-KOOL Walk-in Cooler 9' 0" x 12' 6" x 8' 6" High Insulation: 4" DURATHANE, all-urethane foamed-in-place (Class 1) Exterior: Stucco Aluminum Interior Walls: Stucco Aluminum Interior Ceilings: White Stucco Aluminum Interior Floors: 1/8" Aluminum Treadplate

*FLOOR PANELS NOT DESIGNED FOR ROLLING TRAFFIC OR PALLET JACK USE*

BILOXI PUBLIC SCHOOL DISTRICT – RFP FOR WALK-IN COOLER/FREEZER W/CONST COMPONENTS PAGE 18 OF 28

Cooler with Floor

(1) 36" x 78" Flush Mounted Entrance Door(s), with hardware, Pilot light & switch assembly, vapor proof light & dial thermometer. NSF LISTED

(1) Interior Ramp

(1) Door(s) with (2) Hinges per door

(1) Kason # 1806 LED light fixture at door(s)

(1) vinyl strip curtain

(1) Backup frame heater wire(s)

(2) Kason 48" LED light fixture(s) Enclosure panels Trim

Walk-In Cooler to sit on concrete pad provided by others.

REFRIGERATION

(1EA) 1 1/4 HP, Remote Pre Assembled Refrig. System Model RFO150E4SEANT 208-230/60/3 Medium Temperature, base, weather hood, winter controls, Scroll, Air-cooled, R448A (9.3 Compressor RLA) with RL6A094ADASC 115/60/1 coil (1.6 amps) with Dual Speed EC motor.

Accessories: 1 ea Salt Air Protection AST coating.

(1EA) Compressor warranties

(1EA) 1yr Parts and Labor Warranty on Refrigeration

Refrigeration Package must be supplied by Walk-In Manufacturer. 3rd Party Refrigeration Suppliers will not be accepted.

QUALITY INSPECTION REQUIREMENTS:

Walk-ins shall be set up at the manufacturer’s facility prior to shipment and a quality control inspection performed on the product. A digital photograph of the walk-ins set up at the manufacturer’s facility shall be provided for the Food Equipment Contractor’s permanent records.

INSTALLATION, OPERATION AND MAINTENANCE INSTRUCTIONS:

The walk-ins shall be supplied with a complete set of installation, operational and maintenance instructions to cover erection of the walk-in, installation operating procedures and routine maintenance schedule.

BILOXI PUBLIC SCHOOL DISTRICT – RFP FOR WALK-IN COOLER/FREEZER W/CONST COMPONENTS PAGE 19 OF 28

Thermo-Kool is the only approved manufacturer. Alternates must be approved by Foodservice Director at least 10 days prior to bid date. If alternate manufactures are being provided, please confirm on alternate factory letterhead that High Density Durathane Hard Rail Construction Perimeters are on the walk-in panels. Soft Nose Perimeter Panels will not be accepted. Bidding KEC (Including 3rd Party Contractors) must visit site for approval of field measurements and inspection of installation location prior to bidding. A prebid mandatory site visit must be setup with the school district. Successful KEC responsible for installation which includes but not limited to demolishing existing units, evacuating all existing refrigerant per code, include full system including drain lines as well as startup of Walk-in Cooler.

Item 3 – Back Bay Elementary Walk-In Freezer

The Biloxi Public School District has chosen THERMO-KOOL as its preferred manufacturer. All substitutions must meet specifications as described herein and must be pre-approved at least 10 days prior to bidding by the Child Nutrition Director. The THERMO-KOOL walk-in specified shall be prefabricated modular construction. It shall be designed and constructed to allow fast and easy field assembly, disassembly, relocation and enlargement by the addition of like modular panels. Walk-in shall be designed and constructed as shown on plan. Overall size of walk-in shall be 11’6” x 16’0” x 8’6” High to fit exact job site requirements.

PANEL CONSTRUCTION:

Wall and ceiling panel widths shall be within 1” increments up to 46” wide. Corner panels shall be 90 degree angle, 12” x 12”. All panels shall be interchangeable with like panels for fast and easy assembly.

All panels shall consist of metal pans formed to precise dimensions. Metal finish to be as specified. Insulation shall be “foamed-in-place” urethane to bond permanently to complete inner surfaces of both interior and exterior metal pans to form strong rigid unit. Panels shall not have internal wood or metal support, framing, straps, or other non-insulating members. Each panel shall be 100% urethane foam insulation exclusive of metal pans. Perimeter structure shall be formed of DURATHANE, high density urethane insulation forming tongues and grooves to assure vapor and airtight joints and to prevent pre-installation damage and deterioration of exposed urethane surfaces. Soft Nose Perimeter Structure will not be approved.

BILOXI PUBLIC SCHOOL DISTRICT – RFP FOR WALK-IN COOLER/FREEZER W/CONST COMPONENTS PAGE 20 OF 28

INSULATION:

Insulation shall be 4" thick rigid, zero ozone depleting HFC 134a blown Class I urethane foam classified according to UL 723 (ASTM-E-84) as tested by Underwriters Laboratories, Inc. The core material has a flame spread of 25 or less and a smoke density of 250.

The urethane foam is foamed-in-place to bond to inner surfaces of metal pans having an average thermal conductivity (K factor) of 0.13 BTU/hr./sq. ft. per degrees /Fahrenheit/inch. As tested in accordance with ASTM C 518-2004, the R factor for coolers at temperatures of 55 degrees F is greater than 29.0 for 4" thick panels, freezers at temperatures of 20 degrees F the R factor is greater than 32.0 for 4" thick panels.

The prefabricated urethane foamed panels shall be supplied with a Class I fire hazard classification according to UL 723 (ASTM-E-84) as tested by Underwriters Laboratories, Inc.

Panels shall have a flame spread rating of 25 or less and bear a certifying Underwriters Laboratories, Inc. label.

This rating is not intended to reflect hazards presented by this or any other material under actual fire conditions.

PANEL LOCKING ASSEMBLIES:

Assembly of walk-in shall be accomplished by "Insta-Loks" consisting of cam-action hook arm assembly set in one panel and a self-aligning, self-centering, pin assembly set in the matching panel. All vertical joints must have a minimum of three Insta-loks. Rotation of the cam-action hook arm shall pull and lock panels together to form airtight, vapor proof joints. No metal straps or connecting rods shall be used inside the panels. Rotation of the cam-locks shall be operated from inside the walk-in through access ports that are sealed with vinyl snap-in closures.

PANEL GASKETS:

NSF listed double-bead vinyl gasket shall be applied to the tongue side of all panels, on both interior and exterior. Gaskets shall be impervious to stains, grease, oils, mildew, sunlight, etc.

FLOOR CONSTRUCTION:

Walk-in floor shall be fabricated similar to other panels and be designed to withstand uniformly distributed stationary loads of 600 lbs. per square foot. Interior surface of floor panels to be foamed-in-place with 1/8” Aluminum Treadplate.

INTERIOR RAMP:

To eliminate a step-up the walk-in shall be equipped with an interior built-in foamed-in-place ramp at entrance door. The interior ramp shall be NSF approved, have a non-skid surface and be

BILOXI PUBLIC SCHOOL DISTRICT – RFP FOR WALK-IN COOLER/FREEZER W/CONST COMPONENTS PAGE 21 OF 28 equipped with a threshold and heater wire on freezer applications. Interior ramp shall be width of door opening x 24” depth.

ENTRANCE DOOR AND FRAME:

Walk-in compartment shall be equipped with a 36” x 78” hinged-type, flush-mounted entrance door mounted in a nominal 4’, 5’ or 6’ frame and located in exact location as shown on drawing.

Door placement shall be within 1” increments to meet shelving space and job site requirements. Door shall be manufactured to accommodate floor construction. Door and frame shall be listed by Underwriters Laboratories and bear the UL Seal of Approval and be equipped with the following:

Door shall be equipped with a one-piece perimeter PVC accordion type removable gasket with magnetic core at the top and along the side perimeter of the door. An adjustable wiper gasket shall be mounted along the bottom edge of the door.

Latch shall be break-a-way type with cylinder lock and inside safety release handle so the door can be opened from the inside even if locked. A positive action hydraulic door closer (required to meet 2009 Energy Code) shall be included to ensure gentle closing action of door to opening and to ensure positive closing of door. The latch shall be of high pressure zinc die cast with highly polished chrome finish.

Hinges shall be nine inch modified strap, cam-lift, self-closing design with door lift off capability of high-pressure zinc die cast with highly polished chrome finish. (a spring loaded hinge required to meet 2009 Energy Code)

Door frame shall consist of heavy reinforced steel “U” channel frame to encompass entire perimeter of opening, foamed-in-place to give extra support and rigidity to frame and to prevent racking, distortion, warping and twisting. A backup must be welded for added strength.

A thermostatically controlled armored anti-sweat heater cable shall be run in a breaker strip located behind a removable heavy gauge stainless steel trim for easy access to heater cable.

Heater cable shall be run under threshold consisting of heavy reinforcement “U” channel breaker strip and heavy gauge stainless steel threshold.

(A Backup Frame Heater shall be included)

Door section shall be provided with an operating toggle switch and pilot light mounted on the exterior side of the door frame. (Weathertight switches also available for outdoor walk-in applications.) An incandescent vapor proof light and face mounted inlet box shall be mounted on the interior side of the door frame for 115 volt, 60 cycle, 1 phase A.C. service (Energy Efficient and Motion Sensor Lighting available for Energy Savings). All wiring shall be in concealed rigid conduit.

A 2-1/2” diameter chrome face, flush mount, dual reading, adjustable dial thermometer shall be

BILOXI PUBLIC SCHOOL DISTRICT – RFP FOR WALK-IN COOLER/FREEZER W/CONST COMPONENTS PAGE 22 OF 28 provided on exterior of door section to provide temperature reading of -40 degrees C to +150 degrees C.

TREADBRITE KICKPLATES:

Door shall have aluminum diamond treadbrite kickplates 36” high on the interior and exterior.

Diamond tread (or stainless steel) kickplates shall be mounted with adhesive and sealed with silicone. No external fasteners such as screws or pop rivets shall be applied as fastening for the diamond tread (or stainless steel) kickplates.

TRIM AND ENCLOSURES:

Trim matching the walk-in finish and fabricated to fit building conditions shall be supplied to close all joints between walk-in and building walls. Enclosure panels matching the walk-in finish shall be supplied to close off space between top of walk-in and building ceiling.

LED LIGHT FIXTURES:

THREE - 4' LED light fixtures shall be provided in the freezer. Freezer light fixtures must be connected to the freezer door section toggle switch for the CFL vapor proof light.

DRAIN LINES: All evaporator coils shall be provided with proper sized drain lines, supplied and field installed by contractor. Drains shall be trapped outside of walk-in. Drain shall be heated and insulated to prevent freezing. All plumbing to be in accordance with applicable codes.

Contractor shall be responsible for providing units completely installed and operational. Cooler to operate at +35 degrees Fahrenheit and Freezer to operate at –10 degrees Fahrenheit.

NSF CONSTRUCTION: The walk-ins provided in the above specifications shall be…