TV-661-240-003 Project Manual.pdf

PROJECT MANUAL

FOR

REPLACE HVAC SYSTEM (SPLIT UNIT)

AT

MPT – TRANSMITTER SITE LOCATED AT

1690 HAWKINS ROAD ANNAPOLIS, MD 21401

ANNE ARUNDEL COUNTY

FOR

DGS PROJECT NUMBER: TV-661-240-003

DGS

DATE: August 16, 2023

PROJECT CLASSIFICATION: A

Minority Business Enterprises are Encouraged to Respond to this Solicitation

STATE OF MARYLAND

DEPARTMENT OF GENERAL SERVICES BOARD OF PUBLIC WORKS

Atif Chaudhry, Secretary Wes Moore, Governor

301 West Preston Street, Room 1405 Brooke E. Lierman, Comptroller

Baltimore, Maryland 21201 Dereck E. Davis, Treasurer

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TABLE OF CONTENTS

DIVISION 0 – PROCUREMENT CONTRACTING REQUIREMENTS Pg. 2

GENERAL Pg. 3

1 - SCOPE OF WORK Pg. 3

1.01 SUMMARY OF WORK Pg. 3-4

1.02 EXISITING EQUIPMENT & EQUIPMENT INFO Pg. 4-5

2 – SITE CONDITION/SECURITY Pg. 6

3 – SITE INSPECTION Pg. 6-7

4 – QUALITY ASSURANCE Pg. 7

5 – MATERIALS AND SUPPLIER Pg. 7-8

6 – SUBMITTALS Pg. 8

7 - ENVIRONMENTALLY HAZARDOUS MATERIALS Pg. 8

8 - PROJECT DURATION Pg. 8

9 - WORK HOURS & POINT OF CONTACTS Pg. 8-9

10 - WARRANTY Pg. 9

11 - GENERAL REQUIREMENT Pg. 9-10

12 – PHOTOS 1-5 Pg. 10-12

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DIVISION 0 - PROCUREMENT & CONTRACTING REQUIREMENTS

- Notice To Bidders - Solicitation Fact Sheet (eMaryland Marketplace Advantage attachment)

- Instructions to Bidders for Construction Projects (July 1, 2022) (eMaryland Marketplace Advantage attachment)

- General Conditions for Construction Contracts (July 1, 2022) (eMaryland Marketplace Advantage attachment)

- Bid Proposal Affidavit (eMaryland Marketplace Advantage attachment)

- Payment of Employee Health Care Expenses Certification (eMaryland Marketplace Advantage attachment)

- Contractors Questionnaire

- Bid Bond, if applicable (eMaryland Marketplace Advantage attachment)

- Minority Business Enterprise Utilization Procedures (February 5, 2021) (eMaryland Marketplace

Advantage attachment)

- MBE Attachment D-1A Forms (eMaryland Marketplace Advantage attachment)

- List of Prevailing Wage Rates, if applicable

- Addenda, if any (eMaryland Marketplace Advantage attachment)

- List of Drawings

- Pre-Bid Conference/Site Visit – Refer to: State Finance and Procurement Article §14-

302(a)(7)(v) and COMAR 21.11.03.09.C.(2)(e).

PROJECT SPECIFICATIONS/PROCEDURES

Replace HVAC System (Split Unit)

1619 Hawkins Road

Annapolis, Maryland 21401

TV-661-240-003

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General

The successful contractor shall provide all labor, equipment, tools, materials, and supplies required for the removal and replacement of the HVAC System to include the existing air handling unit attached at MPT – Annapolis MD Transmitter located at 1690 Hawkins Road, , Annapolis, MD 21401, Anne Arundel County.

1 - SCOPE OF WORK

1.01 SUMMARY OF WORK

a. This Contract requires complete replacement of existing 7-ton split HVAC system.

The Contractor shall be responsible for all work related to Replace existing 7-ton split HVAC system. The work shall include, but not be limited to, the existing air handling unit attached.

b. Work to include adjusting/ replacing all existing components for a functional system.

c. It is the Contractor’s responsibility to establish the proper placement of the equipment to be installed. The Contractor will ensure that the specified equipment can be installed in the available space to affect a safe, legal, code compliant, and properly functioning system.

d. The successful contractor shall provide all labor, equipment, tools, materials, insurance, and supplies, etc., required to remove one (1) existing Carrier split system HVAC unit and replace with comparable 7-ton single circuit unit. The new unit shall be installed in the exact location of the pre-existing unit, the existing concrete pad shall be inspected for serviceability for new unit installation.

e. Install new condensate line and refrigerant lines are required. The contractor shall supply and install a new t as required.

f. Existing air ducts, electrical connections, and circuit breakers may be reused as practical.

The new unit shall be connected to existing ductwork; it shall be the contractor’s responsibility to make ALL measurements required to ensure proper installation with little or no modifications, to unit or existing ductwork. Contractor shall clean existing ductwork prior to making new connections and reinsulate as required. The existing control wiring may be used if compatible with the new system.

g. Any and all materials, design, labor, equipment, tools, or other goods and services not mentioned in this document but necessary to affect a complete, functional, safe, code compliant, turn-key system shall be furnished by the contractor at no additional cost to the state or its agencies.

h. All equipment removed and material originating from the job that the Agency elects not to keep shall become the property of the Contractor and shall be removed from the facility

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i. The contractor shall provide the facility with up to (2) hours of training on the operation and maintenance of the new equipment.

1.02 EXISITING EQUIPMENT & EQUIPMENT INFO

a. Carrier Outdoor Condenser Model: 38ARZ008-6017B 460 VAC, 3-phase, 50-amp circuit breaker, 60 amp outside fused disconnect. (R-22)

b. Carrier Air Handler Model: 39LD06AA-BK-BGE-A9

c. Condensing Section.

The condensing cabinet shall be constructed of galvanized steel, with exterior surfaces coated with a non-chalking powder coat paint finish, certified with a 500-hour salt spray rating. Cabinet panels shall be removable or hinged for maintenance and service as required.

The coils shall be fabricated from cast aluminum micro-channel coils or aluminum plated fins mechanically bonded to seamless copper tubes with brazed joints. Each condenser shall be factory leak tested with high pressure air under water.

The condenser fan shall be variable speed (RPM) direct drive propeller type design for low tip speed, vertical discharge, and shall include service guards. Fans blades shall be constructed of aluminum and riveted to corrosion resistant steel center hub and shall be dynamically balanced.

Condenser fan motor shall be heavy-duty, inherently protected, three phase non-reversing type with permanently lubricated ball-bearing and integral rain shield.

Unit shall have a variable speed condenser fan speed control to maintain a positive head pressure. Fan on/off cycling control switch will NOT be accepted.

The compressor shall be heavy duty scroll type with rubber mounted isolators for noise control and shall incorporate crankcase heater system for cold weather operation.

Refrigerant circuit shall have discharge and liquid line shutoff valves, filter/strainer, and capped connections shall be provided for field connection of refrigerant piping.

New refrigerant line sets between the condenser and evaporator are required.

d. Evaporator/ Air Handler Cabinet.

Condensate pan shall be internally sloped, and the piping connection shall be a minimum of 1” I.D. female and be a ridged mount connection.

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e. Evaporator Fan Section.

Fan shall be a belt drive assembly and include an adjustable-pitch motor pulley.

Supply fan shall be mounted using solid-steel shafts and wheel hubs with mating keyways.

Fan bearings shall be sized to provide an L-50 life of 250,000 hours.

Fan assemblies shall be statically and dynamically balanced at the factory.

Fan motors shall be heavy-duty, 1800 rpm and shall be mounted on an adjustable base that provides for proper alignment and belt tension adjustment.

NOTE: It is the Contractor’s responsibility to check/confirm the exact measurements and material quantities to his/her satisfaction prior to bidding.

2 – SITE CONDITION/SECURITY

a. The work covered by this specification is in an unoccupied facility.

b. The Contractor shall always keep the premises as clean as possible and free from an accumulation of waste materials and debris. Upon completion of the work, all debris, tools, and surplus materials shall be removed, and the work area left completely clean.

c. The Contractor shall leave no area unsafe or unsecure at the end of the working day.

d. The Contractor shall repair and restore to its original condition any equipment, materials or surfaces damaged because of their operations during this contract.

e. The Contractor shall be fully responsible for any loss or damage to his own materials, supplies, or equipment and to the personal property of their employees while they are on

State premises.

f. The Contractor, during the construction period may leave their essential equipment on site at their risk. The State of Maryland will not assume any liability for any of the stored equipment. Any stored equipment, at the Owner’s risk, shall be stored in a safe manner and marked with reflective barricades. The Contractor shall be responsible for all damages to

State of Maryland and/or private property including trees, curbs, asphalt or concrete pavements, mailboxes, private yards and signage.

g. The Contractor shall leave no area unsafe or unsecure at the end of the working day.

h. The Contractor shall be solely responsible for any damage to the building or its contents and for any loss or damage to any property belonging to the Owner or the Owner’s employees when such damage may be attributable to their actions or the actions of their employees or subcontractors.

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i. Any movement of equipment inside must be in coordination with UA and must ensure that there is no damage to existing equipment.

j. All site security measures under the general direction of the Agency and Maintenance

Supervisors shall be observed. The Contractor is expected to cooperate fully with Agency authorities and Maintenance Supervisors to permit the security of the facility to be maintained at all times.

3 – SITE INSPECTION

a. All prospective bidders are encouraged to attend the pre-bid meeting and familiarize themselves with all requirements for the project. All dimensions and information given are approximations provided to potentially assist the contractor and not intended to define the project. The contractor shall visit the job site to familiarize himself with the project and to make any calculations necessary for a complete project.

b. Failure to attend the pre-bid meeting will not prevent the successful bidder from complying with the requirements of these specifications at no additional cost to the state.

4 – QUALITY ASSURANCE

Supplier Qualifications: Company shall have a minimum of three years documented experience specializing in manufacturing the products specified in this section.

Contractor Qualifications:

a. Company shall have a minimum of three years documented experience specializing in performing the work of this specification.

b. Upon request, prospective bidders may be required to submit a list of references and similar projects which they have successfully completed.

c. The Contractor shall be licensed in the State of Maryland in accordance with COMAR regulations.

e. All work shall be performed in accordance with applicable code requirements. These shall include, but are not limited to, ASHRAE 90.1, IECC, UMC, NEC, OSHA-MOSH State, and local Health Department requirements.

f. All work shall be performed in the best and most professional manner by technicians skilled in their respective trades.

g. Upon completion of the project, the Contractor shall dispose of all excess materials and debris in a lawful manner and leave the entire area clean and in an acceptable condition.

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5 – MATERIALS AND SUPPLIER

a. All materials shall be as specified or approved equal. All materials to be used must be submitted and approved by the DGS Project Manager. In the event the Contractor chooses to substitute materials other than those specified, the Contractor shall provide to the Project

Manager data necessary to determine the “or equal” rating. The Project Manager will decide and notify the Contractor within 5 business days of receipt of this information as to the “as equal” status.

b. The Contractor shall be responsible for the coordination, off-loading and proper storage of all materials and supplies up until the time of final inspection. Where applicable, materials shall be delivered in their original unopened containers with labels intact and legible.

c. Materials shall be stored in a safe area, out of the way of traffic. Storage site location shall be approved by the Project Manager prior to the storage of any materials on site. If in the event the Contractor elects to store materials or equipment onsite, they elect to do so at their own risk. The State will not be held responsible for any loss or damage to materials or equipment.

d. Any materials that have not been specifically mentioned, but are necessary for the complete, safe and satisfactory completion of the project, shall be provided by the

Contractor as specified herein.

6 – SUBMITTALS

The Contractor shall refer to the DGS General Conditions for submittal procedures.

7 - ENVIRONMENTALLY HAZARDOUS MATERIALS

The Contractor shall provide to the Using Agency representative and Project Manager all Material

Safety Data Sheets (“MSDS”) covering any hazardous materials or hazardous chemicals to be furnished, used, applied, or stored by the Contractor, or any of its subcontractors, at the project in connection with and during the performance of the work.

If at any time during the performance of the work required by this Contract the Contractor finds or has reason to suspect the presence, in any work area, of environmentally hazardous materials other than those that may be addressed in the drawings and/or specifications, they shall immediately notify the Using Agency representative and Project Manager. Notice shall also be in writing, setting forth any observations/suspicions and requesting instructions. At the same time, the

Contractor shall withdraw all of their personnel from the potentially contaminated area.

8 - PROJECT DURATION

1. The Contractor shall have all project work completed and ready for complete acceptance by the Owner within one hundred eighty (180) days of the Notice to Proceed.

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2. The Contractor shall pay $250.00/per day in liquidated damages for every day past the due date of the project that the project is not completed.

9 - WORK HOURS & POINT OF CONTACTS

1. Unless otherwise coordinated and approved in writing by the Using Agency or Project

Manager, all work specified within this Contract shall be performed from 7:00 a.m. to

3:00 p.m., Monday through Friday, to coincide with the Maintenance Department’s work hours.

2. The point of contact for the facility:

Travys Montague

Chief Engineer, Transmission & Distribution

410.581.4291 (office)

443.465.3414 (cell)

Travys.montague@mpt.org

3. The point of contact for DGS:

KariLynn Dunmeyer

Project Manager

443.468.7690

Karilynn.dunmeyer1@maryland.gov

10 - WARRANTY

The Contractor shall warrant, unconditionally, inclusive of all equipment, materials, and workmanship, for a period of two (2) years, commencing on the date of substantial completion, as determined by the Project Manager:

a. That the work contains no faulty imperfect materials, equipment, or any careless or unprofessional workmanship.

b. That the Contractor shall correct, repair, or replace with proper work, without cost to the

State of Maryland, its agencies, departments, or facilities, any and all work found not to be as guaranteed by this section or otherwise not in conformity with the Contract; the

Contractor will make good all damages caused to other work, the structure, and its contents or materials in the process of complying with this section.

c. The Contractor shall correct any defects within three (3) working days, as defined by the

State, of notification of such defects.

d. The Contractor shall provide to the State copies of all manufacturer warranties and product manuals associated with the equipment.

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11 - GENERAL REQUIREMENT

a. All work shall be coordinated with the Maintenance Supervisor / Facility Manager and the

DGS Project Manager and Construction Representative during the Pre-Construction meeting.

b. Work shall be accomplished during normal working hours, Monday through Friday, except for demolition work and the application of herbicides to be completed after normal business hours and on weekends as set forth during the Pre-Construction Meeting. Work at any other time must be requested in writing and subject to approval by the Maintenance Supervisor

/ Facility Manager.

c. The project shall be considered complete upon final inspection and approval by the

Maintenance Supervisor / Facility Manager and the DGS Project Manager and

Construction Representative.

d. Administrative Submittals shall be required and submitted to the DGS Project Manager and/or Construction Division and the DGS Construction Representative.

e. Work is to be completed within ninety (180) calendar days from the date cited in the written

Notice to Proceed. The date to be cited will be determined at the work initiation meeting

12 – PHOTOS

PHOTO #1

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PHOTO #2

PHOTO #3

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PHOTO #4

PHOTO #5