Title: HVAC Repairs - Misc. Schools / WPS

Agency:	City of Worcester
State:	Massachusetts
Type of Government:	State & Local
NAICS Category:	238220 - Plumbing, Heating, and Air-Conditioning Contractors
Posted Date:	Oct 20, 2022
Due Date:	Nov 9, 2022
Solicitation No:	7918-W3
Bid Source:	Please Login to View Page
Contact information:	Please Login to View Page
Bid Documents:	Please Login to View Page

Bid Number

7918-W3

Title

HVAC Repairs - Misc. Schools / WPS

Industry

Construction Services - Vertical

Open Date

10/20/2022

Close Date

11/09/2022 10:00 AM

Contact

Christopher Gagliastro, Purchasing Director

Comments

Scope: provide various repair / service work on HVAC systems at miscellaneous school faciltieis per plans and specifications.

Estimated Cost: $ 750,000.00

DCAMM Certification required: HVAC

Standard Form(s)

CORI Compliance.pdf
EPP Policy.pdf
MWBE Program.pdf
REAP Program.pdf
Wage Theft Prevention Certification.pdf

Bid Form(s)

7918-W3-FORM-149-HVAC-Repairs-Misc.-Schools-WPS-12-12.pdf
7918-W3-HVAC-Repairs-Misc.-Schools-WPS-BID-SET-2022.pdf

Plan Holder(s)*

Bid Results

Awardee(s)

× Christopher Gagliastro, Purchasing Director

Email: gagliastroc@worcesterma.gov
Phone: 508-799-1224
Fax: 508-799-1203

View Buyer's Commodities List

*APPLIES TO CONSTRUCTION BIDS ONLY - All City of Worcester bids are available for downloading from the City of Worcester website with no required registration process. As a result, the City accepts no responsibility for the accuracy of plan holder lists issued.

Attachment Preview

TAB & Miscellaneous HVAC Repairs

Various Buildings

for

Worcester Public Schools

September 9, 2022

DOCUMENTS PREPARED BY

SECTION 00.11.10

TABLE OF CONTENTS

DIVISION 0 - PROCUREMENT AND CONTRACTING REQUIREMENTS

DIVISION 1 - GENERAL REQUIREMENTS

Section 01.11.00 - Summary of the Work. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Section 01.31.00 - Project Management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

Section 01.32.00 - Construction Progress Documentation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

Section 01.33.00 - Submittals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

Section 01.50.00 - Temporary Facilities and Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Section 01.73.29 - Cutting and Patching. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

Section 01.77.00 - Closeout Procedures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

DIVISION 2 - SITE WORK

Section 02.41.00 - Selective Demolition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

DIVISION 8 - DOORS AND WINDOWS

Section 08.11.13 - Hollow Metal Doors, Frames and Hardware . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

DIVISION 23 - HVAC

Section 23.00.00 - HVAC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

Appendix A - DRAWING SHEETS

1 - SKA-1: Elm Park Community School - Ceiling Access Panels

2 - SKH-1: Heard St School - Partial Basement Level HVAC Plan

3 - SKH-2: Rice Square School - Partial Ground Floor HVAC Plan

4 - SKH-3: Sullivan Middle School - Partial Roof HVAC Plan

5 - SKH-4: Thorndyke School - Partial Ground Floor HVAC Plan

Appendix B - SUMMARY OF WORK SCHEDULE

School Scope Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

END OF SECTION

00.01.10

TAB and Misc HVAC Repairs

Worcester Public Schools

00.01.10 - 1

Table of Contents

SECTION 01.11.00

SUMMARY OF WORK

I PART 1 - GENERAL

1.01 GENERAL PROVISIONS

A. This section supplements the Conditions of the Contract, Prime Requirements, Drawings, and all other parts

of the Contract Documents.

B. This Contractor must be familiar with all other Divisions and Sections of the Specifications which affect the

work of this Section.

1.02 REQUIREMENTS INCLUDED

A. Work under this Contract.

B. Examination of Site and Documents.

C. Contract Method.

D. Work Sequence.

E. Supervision of Work.

F. Prime Contractor’s Use of Premises.

G. Coordination.

H. Project Meetings.

I. Permits, Inspection, and Testing Required by Governing Authorities.

J. Cutting, Coring, Patching, Unless Otherwise Indicated.

K. Debris Removal.

L. Field Measurements.

M. Safety Regulations.

N. OSHA Safety and Health Course Documentation.

O. Damage Responsibility.

P. Owner Furnished Products.

Q. Asbestos and Hazardous Materials Discovery.

R. Special Requirements.

S. List of Drawings.

1.03 WORK UNDER THIS CONTRACT

A. The work to be done under this contract consists of HVAC upgrades and related items at various WPD

buildings.

B. The scope of work, without limiting the generality thereof, includes all labor, materials, equipment and

services required to perform the work described fully in the Drawings and Specifications and includes, but is

not limited to the following major work:

1. Replacement of select existing filters with MERV 13 Filters and ERV-P with MERV 8 filters.

2. Provide and install MERV 13 filter racks at select locations.

3. Replacement and adjustment of select drive belts and re-balancing.

4. Balancing of select supply fans to the listed CFM.

5. Balancing of OA to listed CFM

6. Provide return air dampers in select return dusts.

7. Provide adjustable motor sheaves at select locations.

8. Replacement of drive motors at select locations.

9. Provide new return air flexible connections at select locations

10. Wash and Clean select coils.

11. Replacement of select missing air damper blades.

12. Diagnose operational issues select no-functioning units and report findings.

13. Furnish and install new man door into mixing chamber.

TAB & Misc. HVAC Repairs

Worcester Public Schools

01.11.00 - 1

Summary of Work

14. Vacuum / clean select supply air fan wheels and fan rooms.

15. Repair select operational controls to allow units to run in auto-mode.

16. Provide new EMS controls for select fans, coils and damper controls.

17. Provide new OA hoods and dampers to select wired controls.

18. Replacement of select roof-top ductwork and insulation of new ductwork.

19. Provide new EMS controls for select supply and exhaust fans, coils and damper controls.

20. New rated door and frame at a select location

21. New ceiling access panels at select locations.

C. The following major elements will be performed by the Owner, under separate contracts, for which the

Prime Contractor has a coordinating responsibility:

1. The Owner will not be performing any work on the project.

D. The following major elements will be furnished by the Owner, for installation by the Contractor or sub-

contractors:

1. None. The Contractor shall furnish all materials and labor required for the execution of this project.

E. Reference to Drawings: The work to be done under this Contract is shown on the Drawings listed at the end

of this Project Manual.

F. Prevailing Wage: The Massachusetts Standard Labor Wage rates, as outlined in the exhibits, will be used in

the construction of this project

G. Start of Work: Work can began as soon as contracts are complete and shall be complete (90) calendar

days from the Notice to Proceed.

1.04 EXAMINATION OF SITE AND DOCUMENTS

A. A pre-bid meeting will be held at (3) of the project building, the date, the time, the locations / order

will be included in the Invitation to Bid.

B. Bidders may also visit the sites on a non-holiday weekday acceptable to the Owner, between the hours of

9:00 AM and 3:00 PM to visually inspect the location of the work and existing conditions that may affect

new work provided that coordinate the visit with WPS and the main office.

C. The bidders are expected to examine and to be thoroughly familiar with all contract documents and with the

conditions under which the work is to be carried out. The Owner and Designers will not be responsible for

errors, omissions, and/or charges for extra work arising from the Contractor’s or Subcontractor’s failure to

familiarize themselves with the contract documents. The Contractor and Subcontractors acknowledge that

they are familiar with the conditions and requirements of the contract documents where they require, in any

part of the work a given result to be produced, and that the contract documents are adequate and will

produce the required results.

1.05 CONTRACT METHOD

A. Work under this contract shall be lump sum price, for the scopes of work as described in these specifications

and shown on the Drawings.

1.06 WORK SEQUENCE

A. The Work will be conducted in the following sequence of demolition/construction:

1. Actual sequence of the work will be left to the discretion of the Contractor, who will prepare a

construction schedule showing the sequence and duration of work, for review and approval by the

Owner. Work at more that one school at a time is permitted, provided that proper staffing is on site at

each location to complete the work in a timely fashion

TAB & Misc. HVAC Repairs

Worcester Public Schools

01.11.00 - 2

Summary of Work

B. Once the contract has been awarded, the Prime Contractor will be sent floor plans for each building

for coordination / sequencing of the work.

1.07 SUPERVISION OF WORK

A. The Contractor shall be held directly responsible for the correct installation of all work performed under this

Contract. The Contractor must make good repair, without expense to the Owner, of any part of the new

work, or existing work to remain, which may become inoperative on account of leaving the work

unprotected or unsupervised during construction of the system or which may break or give out in any

manner by reason of poor workmanship, defective materials or any lack of space to allow for expansion and

contraction of the work during the Contractor's warranty period, from the date of final acceptance of the

work by the Owner.

B. The Contractor shall furnish a competent Massachusetts Licensed Supervisor satisfactory to the Owner and

to the Designer. The licensed superintendent shall supervise all work under this contract and who shall

remain on duty at the site throughout the Contract period while work is in progress.

1. Submit the name and resume of the superintendent for approval to the Architect. Include experience

with projects of equal size and complexity.

2. If more than one building is receiving work on the same day, a licenced supervisor is required at each

location.

1.08 CONTRACTOR’S USE OF PREMISES

A. Use of the Site: Confine operations to areas within the project scope. Do not disturb portions of the site

beyond the areas in which the Work is indicated.

1. Owner Occupancy: Allow for Owner occupancy and use by the public (if applicable).

2. Driveways and Entrances: Keep driveways and entrances serving the premises clear and available to

the Owner, the Owner’s employees, and emergency vehicles at all times. Do not use these areas for

parking or storage of materials. Schedule deliveries to minimize space and time requirements for

storage of materials and equipment on-site.

B. Schedule and perform work to afford minimum of interruption to normal and continuous operation of utility

systems. Submit for approval, a proposed schedule for performing work; including construction of new

utilities, re-routing of existing utilities and final connection of new work to existing work. Schedule shall

indicate shutdown time required for each operation.

C. The Contractor shall schedule as per Section 01.50.00 - Temporary Facilities and Controls, the shutting

down or interrupting any utilities, services or facilities which may affect the operation of the building

outside the area of work or other buildings, services or facilities.

D. The Contractor can gain access to the premises during the hours specified below. In addition the Contractor

and his personnel will limit themselves only within the working premises during working hours. If work

needs to be scheduled during times other than those listed below, Contractor shall inform the Owner one

week prior to work.

1. The acceptable work / access hours for all of the building are 3PM - 11M and all deliveries must

be made with the contractor on site.

2. As stated above, if the contractor would like to perform work outside of the 3PM-11PM window

of time, it must be approved by the owner and ALL costs resulting for this request will be the

responsibility of the contractor.

3. If the project extends past the specified completions date, due to unforseen conditions or supply chain

TAB & Misc. HVAC Repairs

Worcester Public Schools

01.11.00 - 3

Summary of Work

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Title: HVAC Repairs - Misc. Schools / WPS

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