Addendum #2 Mr. Christopher Placco

Transcription

1 FACILITIES MANAGEMENT Housekeeping Building 1 P age Addendum #2 Date: April 8, 2019 Bid Date: Sealed bid for this work will be received by: Mr. Christopher Placco, University Architect in the office of the University of North Carolina School of the Art s Facilities Management Office, 1533 South Main Street, Winston-Salem, North Carolina 27127, up to 2:00 PM, April 16, 2019 and immediately thereafter publicly opened and read for the furnishing of labor, material and equipment entering into the University of North Carolina School of the Art s Housekeeping Building. This addendum is issued prior to the receipt of bid and does hereby become a part of the Drawings and Specifications in case of conflict. The Bidder shall be responsible for issuing information contained herein to the appropriate subcontractors. The Following is Addendum #2 to the Drawings and Specifications for the above-mentioned project. Specifications # Section/page Description Bid/Acceptance Form An updated Bid / Acceptance Form has been added to the Addendum. This is the form that shall be used at the Bid Opening Alternates Additive Alternate #5 Interior Waterproofing: Add an interior latex-based masonry waterproofing paint, extending four (4) foot above the finished floor line, on the existing masonry interior wall (Northeast) separating the Housekeeping Building with the adjacent building. Extend waterproofing five (5) feet down walls intersecting the primary wall. Waterproof paint should be non-hazardous and mildew resistant. Additive Alternate #6 Roof Insulation: Add R-30 Batt Insulation between the existing roof joist. Additive Alternate #7 Ceiling Tile: Use Armstrong Cortega 770, 2 x2 commercial ceiling tile Acoustical Panel Ceilings Section has been attached to this addendum Lockers Section has been attached to this addendum. Drawings (Architectural) Sheet # Drawing # Description A200 01/Demolition Plan Note: Remove the Chamfered Concrete Base in the East corner (future Break Room 115) of the building. Note: Fill the existing hole in the concrete floor slab of the East corner of the building. 4 of concrete on gravel (3/4 to 1-1/2 in size). A201 01/New Floor Plan Note: Add two (2) 4 Lag Screws into the existing structure at each existing column. Ensure that the screw is screwed into the center of the 2 dimension of the member above. Note: As required for a smooth carpet and ceramic tile sub-surface, grind and/or apply a self-leveling concrete top coat to the existing concrete slab. Note: The metal furring and insulation shown on the perimeter of the building is to extend to the bottom of the roof deck. Add #2 1 Hollow Metal Window Plan Detail Added drawing to the bid set.

2 Contract: Bidder: Date: BID / ACCEPTANCE FORM For FACILITIES MANAGEMENT The project consists of the construction of new interior spaces (including but not limited to offices, training space, restrooms, lockers, and kitchen); the addition of new mechanical, electrical, and plumbing; revisions to the existing structure; and site improvements (including a new concrete sidewalk and steps). The undersigned, as bidder, hereby declares that the only person or persons interested in this proposal as principal or principals is or are named herein and that no other person than herein mentioned has any interest in this proposal or in the contract to be entered into; that this proposal is made without connection with any other person, company or parties making a bid or proposal; and that it is in all respects fair and in good faith without collusion or fraud. The bidder further declares that he has examined the site of the work and the contract documents relative thereto and has read all special provisions furnished prior to the opening of bids; that he has satisfied himself relative to the work to be performed. The Bidder proposes and agrees if this proposal is accepted to contract with University of North Carolina School of the Arts in the form of contract specified below, to furnish all necessary materials, equipment, machinery, tools, apparatus, means of transportation and labor necessary to complete the construction of the Housekeeping Building in full and complete accordance with the plans, specifications and contract documents, to the full and entire satisfaction of University of North Carolina School of the Arts and Metropolis Architecture PLLC with a definite understanding that no money will be allowed for extra work except as set forth in the General Conditions and the contract documents, for the sum of: ADDENDUMS AND CLARIFICATIONS RECEIVED AND USED IN COMPUTING BID: Addendum No. 1 March 26, 2019 Yes No Addendum No. 2 April 8, 2019 Yes No SINGLE PRIME CONTRACT: BASE BID Housekeeping Building TOTAL BASE BID $ General Subcontractor: License Number: Plumbing Subcontractor: License Number: Mechanical Subcontractor: License Number: Electrical Subcontractor: License Number: GS (d) requires all single prime bidders to identify their subcontractors for the above subdivisions of work. A contractor whose bid is accepted shall not substitute any person as subcontractor in the place of the subcontractor listed in the original bid, except (i) if the listed subcontractor's bid is later determined by the contractor to be non-responsible or non-responsive or the listed subcontractor refuses to enter into a contract for the complete performance of the bid work, or (ii) with the approval of the awarding authority for good cause shown by the contractor. Bid / Acceptance Form 1 P age

3 ALTERNATES: Should any of the alternates as described in the contract documents be accepted, the amount written below shall be the amount to be "added to" or "deducted from" the base bid. (Strike out "Add" or "Deduct" as appropriate.) GENERAL CONTRACT ADDITIVE ALTERNATE #1 New Sidewalk and Steps to Existing Sidewalk TOTAL ADDITIVE ALTERNATE #1 BID (ADD) (DEDUCT) $ ADDITIVE ALTERNATE #2 New Scuppers and New Downspouts New scuppers to have overflow and new downspouts. Downspouts shall be 6 x 6 extruded aluminum and attached to wall with extruded aluminum horse shoe type wall bracket per manufacturer s specifications. Scupper and downspout color to be selected by the Architect. Downspout to empty onto precast splash block. TOTAL ADDITIVE ALTERNATE #2 BID (ADD) (DEDUCT) $ ADDITIVE ALTERNATE #3 Preferred Carpet Milliken Nordic Stories Isograd IGD Esker 50mm x 50mm. TOTAL ADDITIVE ALTERNATE #3 BID (ADD) (DEDUCT) $ ADDITIVE ALTERNATE #4 Preferred Mortise Lock Type 8200 Sargent with RE key way. TOTAL ADDITIVE ALTERNATE #4 BID (ADD) (DEDUCT) $ ADDITIVE ALTERNATE #5 Interior Waterproofing Add an interior latex-based masonry waterproofing paint, extending four (4) foot above the finished floor line, on the existing masonry interior wall (Northeast) separating the Housekeeping Building with the adjacent building. Extend waterproofing five (5) feet down walls intersecting the primary wall. Waterproof paint should be nonhazardous and mildew resistant. TOTAL ADDITIVE ALTERNATE #5 BID (ADD) (DEDUCT) $ ADDITIVE ALTERNATE #6 Roof Insulation Add R-30 Batt Insulation between the existing roof joist. TOTAL ADDITIVE ALTERNATE #6 BID (ADD) (DEDUCT) $ ADDITIVE ALTERNATE #7 Ceiling Tile Use Armstrong Cortega 770, 2 x2 commercial ceiling tile. TOTAL ADDITIVE ALTERNATE #7 BID (ADD) (DEDUCT) $ UNIT PRICES: Unit prices quoted and accepted shall apply throughout the life of the contract, except as otherwise specifically noted. Unit prices shall be applied, as appropriate, to compute the total value of changes in the base bid quantity of the work all in accordance with the contract documents. GENERAL CONTRACT Unit Price # Unit Pricing Work Unit Cost None None None $ The bidder further proposes and agrees hereby to commence work under this contract on a date to be specified in a written order of the designer and shall fully complete all work thereunder within the time specified in the Supplementary General Conditions Article 23. Applicable liquidated damages amount is also stated in the Supplementary General Conditions Article 23. Bid / Acceptance Form 2 P age

4 MINORITY BUSINESS PARTICIPATION REQUIREMENTS Provide with the bid - Under GS (c) the undersigned bidder shall identify on its bid (Identification of Minority Business Participation Form) the minority businesses that it will use on the project with the total dollar value of the bids that will be performed by the minority businesses. Also list the good faith efforts (Affidavit A) made to solicit minority participation in the bid effort. NOTE: A contractor that performs all of the work with its own workforce may submit an Affidavit (B) to that effect in lieu of Affidavit (A) required above. The MB Participation Form must still be submitted even if there is zero participation. After the bid opening - The Owner will consider all bids and alternates and determine the lowest responsible, responsive bidder. Upon notification of being the apparent low bidder, the bidder shall then file within 72 hours of the notification of being the apparent lowest bidder, the following: An Affidavit (C) that includes a description of the portion of work to be executed by minority businesses, expressed as a percentage of the total contract price, which is equal to or more than the 10% goal established. This affidavit shall give rise to the presumption that the bidder has made the required good faith effort and Affidavit D is not necessary; * OR * If less than the 10% goal, Affidavit (D) of its good faith effort to meet the goal shall be provided. The document must include evidence of all good faith efforts that were implemented, including any advertisements, solicitations and other specific actions demonstrating recruitment and selection of minority businesses for participation in the contract. Note: Bidders must always submit with their bid the Identification of Minority Business Participation Form listing all MB contractors, vendors and suppliers that will be used. If there is no MB participation, then enter none or zero on the form. Affidavit A or Affidavit B, as applicable, also must be submitted with the bid. Failure to file a required affidavit or documentation with the bid or after being notified apparent low bidder is grounds for rejection of the bid. Bid / Acceptance Form 3 P age

5 PROPOSAL SIGNATURE PAGE The undersigned further agrees that in the case of failure on his part to execute the said contract and the bonds within ten (10) consecutive calendar days after being given written notice of the award of contract, the certified check, cash or bid bond accompanying this bid shall be paid into the funds of the owner's account set aside for the project, as liquidated damages for such failure; otherwise the certified check, cash or bid bond accompanying this proposal shall be returned to the undersigned. Respectfully submitted this day of (Contractor s Name) Witness: Proprietorship or Partnership By: Name: Title: Address: Signature Print or Type Owner / Partner / President / Vice President Witness: By: Title: Signature Corporate Secretary or Assistant Secretary Only (CORPORATE SEAL) License #: Federal ID#: Address: ACCEPTED by the Trustees of the University of North Carolina School of the Arts through the Facilities Management in the office of the University of North Carolina School of the Arts Total amount of accepted by the owner, included base bid and bid alternates: (Agency/Institution) BY: TITLE: Bid / Acceptance Form 4 P age

6 SECTION PART 1 - GENERAL 1.1 SUMMARY A. This Section includes acoustical panels and exposed suspension systems for ceilings. 1.2 SUBMITTALS A. Product Data: B. Coordination Drawings: C. Samples: 1.3 QUALITY ASSURANCE A. Acoustical Testing Agency Qualifications: And Independent testing laboratory or an NVLAP-accredited laboratory. B. Fire-Test-Response Characteristics: 1. Fire-Resistance Characteristics: Where indicated, provide acoustical panel ceilings identical to those of assemblies tested for fire resistance per ASTM E 119 by UL or another testing and inspecting agency acceptable to authorities having jurisdiction. a. Identify materials with appropriate markings of applicable testing and inspecting agency. 2. Surface-Burning Characteristics: Acoustical panels complying with ASTM E 1264 for Class A materials, when tested per ASTM E 84. a. Smoke-Developed Index: 450 or less. C. Seismic Standard: Comply with the following: 1. CISCA's Recommendations for Acoustical Ceilings: Comply with CISCA's "Recommendations for Direct-Hung Acoustical Tile and Lay-in Panel Ceilings--Seismic Zones 0-2." D. Preinstallation Conference: Conduct conference at Project site. 1.4 EXTRA MATERIALS A. Furnish extra materials described below that match products installed and that are packaged with protective covering for storage and identified with labels describing contents. 1. Acoustical Ceiling Panels: Full-size panels equal to 2.0 percent of quantity installed. 2. Suspension System Components: Quantity of each exposed component equal to 2.0 percent of quantity installed. PART 2 - PRODUCTS 2.1, GENERAL A. Acoustical Panel Standard: Comply with ASTM E B. Metal Suspension System Standard: Comply with ASTM C 635. C. Attachment Devices: Size for five times the design load indicated in ASTM C 635, Table 1, "Direct Hung," unless otherwise indicated. Comply with seismic design requirements. 1. Anchors in Concrete: Expansion anchors fabricated from corrosion-resistant materials, with holes or loops for attaching hangers of type indicated and with capability to sustain, without failure, a load equal to five times that imposed by ceiling construction, as determined by testing per ASTM E 488 or ASTM E 1512 as applicable, conducted by a qualified testing and inspecting agency. 2. Power-Actuated Fasteners in Concrete: Fastener system of type suitable for application indicated, fabricated from corrosion-resistant materials, with clips or other accessory devices for attaching hangers of type indicated, and with capability to sustain, without failure, a load equal to 10 times that imposed by ceiling construction, as determined by testing per ASTM E 1190, conducted by a qualified testing and inspecting agency P age

7 D. Wire Hangers, Braces, and Ties: Zinc-coated carbon-steel wire; ASTM A 641/A 641M, Class 1 zinc coating, soft temper. 1. Size: Select wire diameter so its stress at 3 times hanger design load (ASTM C 635, Table 1, "Direct Hung") will be less than yield stress of wire but provide not less than inch-diameter wire. E. Seismic perimeter stabilizer bars, seismic struts, and seismic clips. F. Metal Edge Moldings and Trim: Type and profile indicated or, if not indicated, manufacturer's standard moldings for edges and penetrations that comply with seismic design requirements; formed from sheet metal of same material, finish, and color as that used for exposed flanges of suspension system runners. 2.2 ACOUSTICAL PANELS FOR ACOUSTICAL PANEL CEILING A. Products: Subject to compliance with requirements, provide one of the following: 1. Armstrong World Industries, Inc.; 2. BPB USA; 3. Chicago Metallic Corporation; 4. USG Interiors, Inc. B. Classification: Provide Class A panels complying with ASTM E 1264 for type and form. C. Color: White D. LR: Not less than.82. E. NRC: Not less than.55 Type E-400 mounting per ASTM E 795. F. CAC (sound Attenuation Class): Not less than 35. G. AC: Not less than. H. Edge/Joint Detail: Square Lay-in. I. Thickness: 5/8 inch. J. Modular Size: 24 by 24 inches. 2.3 METAL SUSPENSION SYSTEM FOR ACOUSTICAL PANEL CEILING A. Basis of Design: B. Products: Subject to compliance with requirements, provide one of the following: 1. Armstrong World Industries, Inc.; 2. BPB USA; 3. Chicago Metallic Corporation; 4. USG Interiors, Inc. C. Double-Web Steel Suspension System: Main and cross runners roll formed from cold-rolled steel sheet, pre-painted, electrolytically zinc coated, or hot-dip galvanized according to ASTM A 653/A 653M, not less than G30 coating designation, with prefinished 15/16-inch-wide metal caps on flanges. 1. Structural Classification: Heavy-duty system. 2. End Condition of Cross Runners: [Override (stepped)] [Butt-edge] [Override (stepped) or butt-edge] type. 3. Cap Material: Steel cold-rolled sheet. 4. Cap Finish: Painted white. PART 3 - EXECUTION 3.1 INSTALLATION A. Comply with ASTM C 636 and seismic design requirements indicated, per manufacturer's written instructions and CISCA's "Ceiling Systems Handbook." P age

8 B. Measure each ceiling area and establish layout of acoustical panels to balance border widths at opposite edges of each ceiling. Avoid using lessthan-half-width panels at borders. C. Suspend ceiling hangers from building's structural members, plumb and free from contact with insulation or other objects within ceiling plenum. Splay hangers only where required and, if permitted with fire-resistance-rated ceilings, to miss obstructions; offset resulting horizontal forces by bracing, countersplaying, or other equally effective means. Where width of ducts and other construction within ceiling plenum produces hanger spacings that interfere with location of hangers, use trapezes or equivalent devices. When steel framing does not permit installation of hanger wires at spacing required, install carrying channels or other supplemental support for attachment of hanger wires. 1. Do not support ceilings directly from permanent metal forms or floor deck; anchor into concrete slabs. 2. Do not attach hangers to steel deck tabs. D. Install edge moldings and trim of type indicated at perimeter of acoustical ceiling area and where necessary to conceal edges of acoustical panels. Screw attach moldings to substrate at intervals not more than 16 inches o.c. and not more than 3 inches from ends, leveling with ceiling suspension system to a tolerance of 1/8 inch in 12 feet. Miter corners accurately and connect securely. E. Install suspension system runners so they are square and securely interlocked with one another. Remove and replace dented, bent, or kinked members. F. Install acoustical panels with undamaged edges and fit accurately into suspension system runners and edge moldings. Scribe and cut panels at borders and penetrations to provide a neat, precise fit. END OF SECTION P age

9 SECTION LOCKERS PART 1 - GENERAL 1.1 SECTION INCLUDES A. Lockers of the following types: 1.2 RELATED SECTIONS 1. Standard duty metal lockers, Traditional Collection. A. Section Cast-in-Place Concrete. B. Section Rough Carpentry. 1.3 REFERENCES A. ADAAG - American with Disabilities Act, Accessibility Guidelines. B. ANSI A Accessible and Usable Buildings and Facilities. C. ASTM International (ASTM): 1.4 SUBMITTALS 1. ASTM A Standard Specification for Steel Sheet, Carbon, Cold-Rolled, Commercial Quality. 2. ASTM D Standard Specification for Polyethylene Plastics Molding and Extrusion Materials. 3. ASTM E 84 - Standard Test Method for Surface Burning Characteristics of Building Materials. A. Submit under provisions of Section Administrative Requirements. B. Manufacturer's data sheets on each product to be used, including: 1. Preparation instructions and recommendations. 2. Storage and handling requirements and recommendations. 3. Installation methods. C. Shop Drawings: Provide layout and elevations of lockers with overall dimensions. D. LEED Requirements: Provide products required by this section with attributes that contribute to the project sustainability goals: 1. MR 4.1 and MR 4.2: Recycled Content. 2. EQ 4.1, EQ 4.2, EQ 4.4: Low Emitting Materials. E. Maintenance Data: For adjusting, repairing, and replacing locker doors and latching mechanisms. F. Verification Samples: For finish product specified, two samples, minimum size 6 inches (150 mm) square, representing actual product and color selected. 1.5 QUALITY ASSURANCE A. Provide all lockers from a single manufacturer. 1.6 DELIVERY, STORAGE, AND HANDLING A. Inspect lockers upon receipt for visible damage. Further inspection if necessary, for hidden damage. B. Store products in manufacturer's unopened packaging until ready for installation. C. Sequence deliveries to avoid project delays but minimize on-site storage P age

10 PART 2 - PRODUCTS 2.1 MANUFACTURERS A. Acceptable Manufacturer: 1. ASI Storage Solutions 2. Uline 2.2 MATERIALS 3. Republic Storage Systems, LLC. B. Substitutions: Not permitted. C. Requests for substitutions will be considered in accordance with provisions of Section Product Requirements. A. Steel: Prime grade mild cold-rolled sheet steel free from surface imperfection, capable of taking a powder coating finish. 1. Hooks: Zinc plated forged steel, ball ends. 2. Bolts and Nuts: Zinc plated truss fin head bolts, hex nuts. 3. Rivets. 2.3 STANDARD DUTY METAL LOCKERS A. Standard Duty Metal Lockers: 1. Acceptable Product: ASI Storage Solutions Traditional Collection. 2. Type of Lockers: Knocked Down. 3. All Heights shown with 6-inch (152 mm) legs. 4. Double Tier: a. Height: 66 inches (1676 mm). b. Size: 12 inches (305 mm) wide by 18 inches (457 mm) deep. 5. Material: Steel parts shall be mild cold rolled commercial quality steel, ASTM A Finish: Steel surfaces shall be power washed, phosphate treated and finished with an electrostatically applied 2 mm thick hybrid epoxy/polyester powder coating and baked. 7. Construction: Lockers shall be built on a unitized principle with common intermediate uprights separating units. 8. Door Frames: 16-gauge formed in a channel shape. Vertical members shall have additional flange to provide a continuous door strike. Cross frame members; 16-gauge channel shaped. a. Double Tier Lockers: Include intermediate cross frames. 9. Doors: Knocked Down: 16 gauge with louvers, channel shaped on both the lock and hinge side, with angle formations across the top and bottom. 10. Body: a. Bottoms: 16 gauge. b. Tops, Sides and Shelves, Knocked Down: 24 gauge. c. Tops, Sides and Shelves, Welded: 16 gauge. d. Backs: 18 gauge. e. Bolt spacing shall not exceed 9 inches (228 mm) o.c. 11. Hinges: Full length 16-gauge continuous piano type, riveted to both door and frame. 12. Handles: One-piece 20-gauge deep drawn stainless steel cup designed to accommodate locks. 13. Latching: 1-3 Tiers Lifting trigger 14-gauge steel, attached to the latching channel. Trigger shall have a padlock eye for use with 9/32-inch P age

11 (7 mm) diameter padlock shackle. Doors to have latch clip engaging frame at three points on doors over 42 inches (1.067 m) high and two points on all other doors. Locking device to be positive automatic type, whereby locker door may be locked when open, then closed without unlocking. 14. Latching: 4,5,6 Tier: An 11-gauge frame hook shall be secured to the fame. The frame shall have a padlock hasp protruding through the recessed handle. A rubber silencer shall be firmly secured to the frame at each latch hook. 15. A rubber silencer shall be firmly secured to the frame at each latch hook. 16. Interior Equipment: a. Double Tier lockers shall have three wall hooks and one ceiling hook 17. Number Plates: Each locker shall have a polished aluminum number plate riveted to door face with black numerals1/2 inch (12 mm) high. 18. Finish: Doors and exposed body parts shall be finished in a baked-on powder coat finish in color indicated. 19. Assembly: a. Factory Assembly: All locker components shall be assembled with rivets. b. Knocked Down: All locker components shall be assembled with nuts and bolts. 2.4 LOCKER ACCESSORIES A. Metal Locker Bases: 1. Base: Zee base shall be 14-gauge sheet steel, powder coated to match the color of the lockers. 2. Base: Front base/closed end base shall be 18-gauge sheet steel, powder coated to match the color of the lockers. Front bases shall be installed between the front legs without overlap or exposes fasteners. End bases shall be installed between front and rear legs of lockers at end of a row. B. Metal Locker Fillers-Vertical: Fillers shall be 20-gauge sheet steel, powder coated to match the color of the lockers. 1. Filler Width: 6 inches (152 mm). 2. Filler Width: 12 inches (305 mm). C. Metal Locker Recess Trim: Recess trim shall be 18-gauge sheet steel, powder coated to match the color of the lockers. 1. Side Trim (Trim is handed): a. 3 inches (76 mm) wide by 63 inches (1.60 m) high. b. 3 inches (76 mm) wide by 75 inches (1.90 m) high. 2. Top Trim: 74 inches (1.88 m) long by 3 inches (76 mm) high 3. Splice: 2 inches (50 mm) by 3 inches (76 mm). D. Locks: 1. Built-In Key Locks: Provide the following with built-in key locks: a. Grooved keys. b. Key combination. c. RH reversible dead bolt. PART 3 - EXECUTION 3.1 EXAMINATION A. Do not begin installation until substrates and bases have been properly prepared. B. If substrate and bases are the responsibility of another installer, notify Architect of unsatisfactory preparation before proceeding. 3.2 INSTALLATION A. Install lockers and accessories at locations shown in accordance with manufacturer's instructions P age

12 B. Install lockers level and plumb with flush surfaces and rigid attachment to anchoring surfaces. C. Anchor lockers to floor and wall at 48 inches (1.219 m) or less, as recommended by the manufacturer. D. Fasten adjoining locker units together to provide rigid installation. E. Install front bases between legs without overlap or exposed fasteners. Provide end bases on exposed ends. 3.4 ADJUSTING AND CLEANING A. Adjust doors and latches to operate without binding. Verify that latches are operating satisfactorily. B. Touch-up factory-finish and repair or replace damaged products before Substantial Completion. 3.5 PROTECTION A. Protect installed products until completion of project. END OF SECTION P age

13 1'-6 1/4" 5/8" GYPSUM WALL BOARD WITH RECOMMENDED SCREWS 3-5/8" METAL STUD 16" O.C. FIXED HOLLOW METAL FRAME WINDOW SYSTEM WITH TEMPERED GLASS. GLASS SHALL HAVE MITERED CORNERS. INSTALL PER MANUFACTURER'S SPECIFICATIONS. 1'-6 1/4" Project: THE 1533 SOUTH MAIN STREET WINSTON-SALEM, NORTH CAROLINA Design Phrase: Bidding Addendum Issue Date: April 8, 2019 Revision Date(s): Addendum Number: Add #2 1 Sheet Title: Mitered Hollow Metal Window Frame Plan Scale: 1-1/2" = 1'-0" As instruments of these drawings and the designs represented are the property of Metropolis Architecture PLLC. Reproduction or use of these drawings other than for the project intended without written consent from the architect is prohibited. Unauthorized use will be subject to legal action.