833408bldgPwps.pdf

PURCHASING OFFICE

P.O. BOX 389, MANASSAS, VA 20108 • HTTP://PURCHASING.DEPARTMENTS.PWCS.EDU/• 703.791.8743, FAX 703.791.8610

INVITATION FOR BID

ISSUE DATE: JULY 13, 2026 IFB #: S-LD-26619

TITLE: MARSTELLER MIDDLE SCHOOL HVAC MODERNIZATION + ADDITIONS

ARCHITECT: MAGINNISS + DEL NINNO ARCHITECTS

500 MONTGOMERY STREET, SUITE 550

ALEXANDRIA, VA 22314

ARCHITECT’S EMAIL: tdelninno@mdnarch.com or kjesada@mdnarch.com

BID SUBMITTALS: Electronic Bids will be received until August 20, 2026 at 2:00 p.m. local prevailing time. All bids received shall be submitted electronically via the Bonfire portal, https://pwcs.bonfirehub.com/portal. PWCS will not accept Bids submitted by paper, telephone, facsimile (“FAX”) transmission, or electronic mail (email). A submission is not considered successful unless all necessary files have been uploaded and the “Submit & Finalize” step has been completed. Bidders are responsible for ensuring that the PWCS Procurement Office receives their bid submission by the deadline date and time indicated.

Any Changes and/or Addenda (excluding drawings) to this solicitation will be made only by written addendum issued by the PWCS Procurement Office. Any Addenda will be posted to the Bonfire Portal at https://pwcs.bonfirehub.com/portal. It is the responsibility of the Bidder to visit the Bonfire Portal website for addenda postings. Failure to acknowledge all addenda may result in declaration of your bid as non-responsive. In addition, addenda will be electronically delivered to all who are known by the issuing office to have received a complete set of Bidding Documents. Bidding Prime Contractors shall be responsible for distributing addenda information to subcontractors and material suppliers. Extra costs will not be allowed for failure of Prime Contractors to properly distribute addenda or any bidding information.

MANDATORY PRE-BID CONFERENCE: A mandatory pre-bid conference will be held on July 22, 2026 at 10:00 a.m. at 14000 Sudley Manor Drive, Bristow, VA 20136. In addition, the building will be open for potential bidders to look around from 9:00 a.m. until Noon on July 22, 2026. Attendance at this pre-bid conference will be a prerequisite for General Contractors to submit a bid. Bids will only be accepted from those bidders who are represented for the duration of the pre-bid conference. Attendance at the conference will be evidenced by the representative’s signature on/in the attendance roster. Once the pre-bid conference has officially concluded, no additional potential attendees will be permitted to sign in.

All inquiries for information regarding Bid Submission requirements or Procurement Procedures should be submitted through the Bonfire portal by the deadline indicated in the solicitation. If you are unable to submit your questions or inquires via Bonfire, submit them to purchasing@pwcs.edu and Lesley Dean, Senior Buyer.

Lesley Dean, Senior Buyer, Procurement Phone: 703-791-8740, Email: DeanLM@pwcs.edu mailto:tdelninno@mdnarch.com mailto:kjesada@mdnarch.com https://pwcs.bonfirehub.com/portal https://pwcs.bonfirehub.com/portal mailto:purchasing@pwcs.edu mailto:DeanLM@pwcs.edu

DOCUMENT 00020

INVITATION TO BID

IFB # S-LD-26619

ISSUE DATE: JULY 13, 2026

000020/2

SCOPE OF WORK: The Work consists of the complete modernization of the existing HVAC system, including installation of a geothermal well system, as well as the construction of an approximately 10,191 SF classroom addition and an approximately 14,725 SF addition comprising classrooms, administrative areas, and a secure vestibule. Renovation work includes selective demolition of existing spaces to accommodate expansion of the cafeteria, kitchen and interior circulation areas. Building-wide upgrades include replacement of low-voltage systems, ceilings, and lighting. Site improvements consist of ADA upgrades, expansion of parking areas, reconfiguration of vehicular circulation and bus loop, and implementation of stormwater management measures.

The overall scope of work includes, but is not limited to, masonry, concrete, mechanical, electrical, plumbing, and systems demolition and improvements. All equipment and furnishings indicated in the contract documents shall be provided by the Contractor unless otherwise noted.

BIDDING DOCUMENTS: Each General Contractor submitting a bid shall be required to have obtained at least one full complete set of Bidding Documents. Bidders shall obtain Bidding Documents from the Architect by submitting a request by email to kjesada@mdnarch.com. The Bidder will be provided with an electronic copy of the Bidding Documents.

Request must be received at least ten (10) days prior to the bid opening date. Failure to do so will result in the Bidder not being able to submit a bid response. No partial sets will be issued.

Bidder agrees to provide copies (electronic or print) of the Contract Documents only to those employees and potential subcontractors bidding on the Project and agrees that if it posts the drawings on any website, it shall be a secured website accessible only to those employees and subcontractors with a need to access the documents for bidding purposes. Contractor shall be liable for all costs and expenses incurred by PWCS to re-design the Project arising from such publication (e.g., to maintain school security). No plans and specifications will be available for viewing.

PREVAILING WAGE: Prevailing Wages apply to this project. All wages, salaries, benefits, and other remuneration payable to any mechanic, laborer, or worker employed, retained, or otherwise hired to perform services in connection with this Contract shall be paid at or above the prevailing wage rate as set forth in Attachment 1 to this IFB and the General Terms and Conditions for Construction Contracts, Division 00, Document 000800, Section 1, 2, 3.

END OF INVITATION TO BID

mailto:kjesada@mdnarch.com

COMMONWEALTH of VIRGINIA

DEPARTMENT OF LABOR AND INDUSTRY

Virginia Department of Labor and Industry Wage Determination Decision

Project Name Marsteller Middle School HVAC Modernization & Additions

State Project Code S-LD-26619

DOLI Project Number PWCS-26-0011

County or Independent City Prince William County

Publication Date 06/29/2026

Construction Type Building

Wage Determinations Wage Fringe Asbestos Worker/Heat & Frost Insulator (Duct, Pipe & Mechanical System Insulation)* $40.77 $20.17 Boilermaker $38.97 $27.39 Brick Pointer/Caulker/Cleaner $19.68 Bricklayer $38.80 $15.17 Carpenter (Includes Acoustical Ceiling Installation, Drywall Hanging, and Form Work) $35.89 $14.44 Cement Mason/Concrete Finisher $21.94 $3.36 Drywall Finisher/Taper $29.16 $11.86 Electrician (Includes Low Voltage Wiring and Installation of Alarms and Sound and Communication Systems) $59.50 $23.06

Main Street Centre 600 East Main Street, Suite 207

Richmond, Virginia 23219

PHONE (804) 371-2327

FAX (804) 371-6524

James S. Frederick

COMMISSIONER

Wage Determinations Wage Fringe Elevator Mechanic** $57.16 $40.89 Firestopper*** $30.21 $10.43 Floor Layer: Soft Floors $18.75 Glazier $32.41 $14.46 Ironworker, Ornamental and Structural $37.86 $25.86 Ironworker, Reinforcing $25.85 $6.94 Laborer: Common or General, including brick mason tending and cement mason tending $13.28 $1.03 Laborer: Pipelayer $16.81 $4.26 Laborer: Siding Installation (Includes Rainscreens) $34.41 $14.33 Mason - Stone $45.65 $21.21 Operator: Backhoe/Excavator/Trackhoe $23.50 $4.50 Operator: Bobcat/Skid Steer/Skid Loader $18.95 $4.03 Operator: Bulldozer $21.99 $4.98 Operator: Crane $31.68 $2.64 Operator: Drill $23.00 Operator: Forklift $21.56 $7.57 Operator: Loader $22.26 $3.57 Operator: Roller $16.25 $4.88 Painter (Brush and Roller) $18.92 Painter (Spray Only) $29.16 $11.86 Pipefitter (Includes HVAC Pipe, Unit and Temperature Controls Installations)**** $55.00 $24.46 Plumber***** $53.30 $23.71 Power Equipment Operator: Concrete Pump $34.00 $6.70 Roofer $15.83 $3.06 Sheet Metal Worker (Includes HVAC Duct Installer)****** $53.42 $23.20 Sprinkler Fitter (Fire Sprinklers) $45.22 $27.69 Tile Finisher $23.40 Tile Setter $27.80 $10.25 Truck Driver: Dump Truck $19.22 $2.58 Waterproofer $21.75 $1.57

Additional Notes

* Asbestos Worker/Heat & Frost Insulator (Duct, Pipe & Mechanical System Insulation)* PAID HOLIDAYS: New Year's Day, Martin Luther King Day, Memorial Day, Independence Day, Labor Day, Veterans Day, Thanksgiving Day, the day after Thanksgiving and Christmas Day provided the employee works the regular workday before and after the paid holiday. *

** Elevator Mechanic ** PAID HOLIDAYS: New Year's Day, Memorial Day, Independence Day, Labor Day, Veterans' Day, Thanksgiving Day, the Friday after Thanksgiving Day and Christmas Day. VACATIONS: 6% men under 5 years based on regular hourly rate and 8% men over 5 years based on regular hourly rate for all hours worked. **

*** Firestopper *** Includes the application of materials or devices within or around penetrations and openings in all rated wall or floor assemblies, in order to prevent the passage of fire, smoke of other gases. The application includes all components involved in creating the rated barrier at perimeter slab edges and exterior cavities, the head of gypsum board or concrete walls, joints between rated wall or floor components, sealing of penetrating items and blank openings. PAID HOLIDAYS: New Year's Day, Martin Luther King Day, Memorial Day, Independence Day, Labor Day, Veterans' Day, Thanksgiving Day, the day after Thanksgiving and Christmas Day provided the employee works the regular work day before and after the paid holiday. ***

**** Pipefitter (Includes HVAC Pipe, Unit and Temperature Controls Installations) **** PAID HOLIDAYS: New Year's Day, Martin Luther King Day, Memorial Day, Independence Day, Labor Day, Veterans' Day, Thanksgiving Day, the day after Thanksgiving and Christmas Day. ****

***** Plumber ***** PAID HOLIDAYS: New Year's Day, Martin Luther King Day, Memorial Day, Independence Day, Labor Day, Veterans' Day, Thanksgiving Day, the day after Thanksgiving and Christmas Day. *****

****** Sheet Metal Worker (Includes HVAC Duct Installer) ****** PAID HOLIDAYS: New Year's Day, Martin Luther King Day, Memorial Day, Independence Day, Labor Day, Veterans' Day, Thanksgiving Day, the day after Thanksgiving and Christmas Day. ******

All wage rates to be used on a contract will be set at the time the contract is awarded.

While DOLI maintains a list of wage determinations online for reference purposes, only the wage determinations made in an official Wage Determination Decision, sent by DOLI to the contracting agency, can be used to ascertain the exact rates to be paid for a specific contract.

All rates are determined by DOLI and any appeals of specific classifications may be made through the Wage Determination Appeal form available at https://doli.virginia.gov/wp-content/uploads/2022/05/Appeal-for-Clarification-of-Wage- Determination.pdf

Any additional classifications may be requested through the Additional Wage Classification form available at https://doli.virginia.gov/wp-content/uploads/2022/05/Appeal-for-Clarification-of-Wage-Determination.pdf

Understand your duties as a contractor under Virginia law by referencing our Contractor Responsibilities information sheet available at https://doli.virginia.gov/prevailing-wage-law/#CR

Your employees have specific rights, which can be found on our List of Employee Rights information sheet available at https://doli.virginia.gov/prevailing-wage-law/#ERB

Any further questions should be directed to PrevailingWage@doli.virginia.gov