Network Switching Upgrade

Inquiries and Clarifications. This document is for informational purposes and shall not relieve the Bidder of the requirements to fully become familiarized with all the factors affecting the Proposal. The Bidder is advised that all inquiries and clarifications about the RFP documents, specifications, etc., shall be submitted to the District in writing no later than December 6, 2022, 1:00 PM. The District will respond at its earliest possible opportunity. Verbal communication by either party with regard to this matter is invalid. Inquiries shall be made in writing to: Richard Vazquez, Director, Purchasing & Communication Services, via email at: vazquez.richard@tusd.org. Designation of Subcontractors. Each bidder shall submit with its bid on the form furnished with the Contract Documents a list of the designated subcontractors on this Project as required by the Subletting and Subcontracting Fair Practices Act, California Public Contract Code Sections 4100 et seq. As a condition of bidding for this Project, and in accordance with California Public Contract Code Section 20111.5, prospective bidders are required to submit prequalification documents, which will be the basis for determining bidders that are qualified to bid on this Project.The District s Board reserves the right to reject any and all bids and/or waive any irregularity in any bid received. If the District awards the Contract, the security of unsuccessful bidder(s) shall be returned within sixty (60) days from the time the award is made. Bid Proposals shall not be withdrawn by any Bidder for a period of Ninety (90) calendar days after the opening of Bid Proposals. During this time, all Bidders shall guarantee prices quoted in their respective Bid Proposals. All bonds (Bid, Performance, and Payment) must be issued by a California admitted surety as defined in California Code of Civil Procedure section 995.120.Separate payment and performance bonds, each in an amount equal to 100% of the total Contract amount, are required, and shall be provided to the District by the awarded Contractor prior to execution of the Contract and shall be in the form set forth in the Contract Documents.Bid security in an amount not Less than one thousand dollars ($1,000.00).

Division 03 -	Concrete, Concrete Forming and Accessories, Concrete Forming, Concrete Reinforcing, Cast-in-Place Concrete, Precast Concrete.
Division 04 -	Masonry, Unit Masonry.
Division 05 -	Metals, Structural Metal Framing, Steel Joist Framing, Metal Fabrications.
Division 06 -	Wood, Plastics, and Composites, Rough Carpentry, Finish Carpentry, Millwork.
Division 07 -	Thermal and Moisture Protection, Dampproofing and Waterproofing, Thermal Protection.
Division 08 -	Openings, Doors and Frames, Metal Doors and Frames, Specialty Doors and Frames, Entrances, Storefronts, and Curtain Walls, Entrances and Storefronts, Windows, Hardware, Mirrors, Vents.
Division 09 -	Finishes, Plaster and Gypsum Board, Tiling, Ceilings, Acoustical Ceilings, Flooring, Resilient Flooring, Carpeting, Painting.
Division 10 -	Specialties, Visual Display Units, Chalkboards, Markerboards, Tackboards, Signage, Compartments and Cubicles, Toilet Compartments, Shower and Dressing Compartments, Toilet, Bath, and Laundry Accessories, Toilet Accessories, Emergency Aid Specialties, Fire Protection Specialties, Fire Protection Cabinets, Fire Extinguishers, Lockers, Flagpoles.
Division 11 -	Equipment, Foodservice Equipment, Foodservice Storage Equipment, Food Preparation Equipment, Food Delivery Carts and Conveyors, Food Cooking Equipment, Food Dispensing Equipment, Service Line Equipment, Ice Machines, Cleaning and Disposal Equipment, Educational and Scientific Equipment, Library Equipment, Audio-Visual Equipment, Laboratory Equipment, Athletic and Recreational Equipment, Play Field Equipment and Structures.
Division 12 -	Furnishings, Window Treatments, Casework, Countertops, Furniture, Office Furniture, Institutional Furniture, Classroom Furniture, Multiple Seating.
Division 21 -	Fire Suppression, Instrumentation and Control for Fire-Suppression Systems, Fire-Extinguishing Systems.
Division 22 -	Plumbing, Common Work Results for Plumbing, Instrumentation and Control for Plumbing, Plumbing Piping, Facility Water Distribution, Facility Sanitary Sewerage, Facility Storm Drainage, Plumbing Equipment, Plumbing Fixtures, Commercial Plumbing Fixtures, Drinking Fountains and Water Coolers.
Division 23 -	Heating, Ventilating, and Air Conditioning (HVAC), Common Work Results for HVAC, HVAC Insulation, Instrumentation and Control for HVAC, HVAC Air Distribution, Ventilation Hoods, Commercial-Kitchen Hoods.
Division 25 -	Integrated Automation.
Division 26 -	Electrical, Instrumentation and Control for Electrical Systems, Power Distribution Units, Lighting, Interior Lighting, Emergency Lighting, Exit Signs, Exterior Lighting.
Division 27 -	Communications, Common Work Results for Communications, Structured Cabling, Data Communications, Voice Communications, Audio-Video Communications, Audio-Video Systems, Integrated Audio-Video Systems and Equipment, Integrated Audio-Video Systems and Equipment for Classrooms, Distributed Communications and Monitoring Systems, Distributed Audio-Video Communications Systems, Paging Systems, Public Address Systems.
Division 28 -	Electronic Safety and Security, Common Work Results for Electronic Safety and Security, Electronic Access Control and Intrusion Detection, Electronic Detection and Alarm, Fire Detection and Alarm.
Division 31 -	Earthwork, Common Work Results for Earthwork, Site Clearing, Grading, Excavation and Fill, Earthwork Methods, Soil Treatment.
Division 32 -	Exterior Improvements, Bases, Ballasts, and Paving, Flexible Paving, Asphalt Paving, Rigid Paving, Concrete Paving, Curbs, Gutters, Sidewalks, and Driveways, Paving Specialties, Parking Bumpers, Speed Bumps, Pavement Markings, Athletic and Recreational Surfacing, Fences and Gates, Irrigation, Planting, Turf and Grasses.
Division 33 -	Utilities, Water Utilities, Sanitary Sewerage Utilities, Storm Drainage Utilities, Electrical Utilities, Communications Utilities.