Window Invitation to Bid.pdf

INVITATION TO BID

WINDOW REPLACEMENT

Hemlock Public Schools will accept sealed bids for window replacement at Hemlock High School as described in the attached specifications. Bids will be accepted until 10 a.m. on September 23, 2020. No oral, telephone, E-Mail, telegraphic or facsimile proposals will be accepted. No proposals will be accepted after the time of closing.

Bids shall be firm for ninety (90) days from the date of their opening. All bids must meet or exceed all the specifications contained herein. Bids must be submitted on the attached form and be signed by the bidder. Two (2) signed copies of the form should be addressed to the attention of:

Anna Wamack Director of Business Operations and Human Resources

Hemlock Public Schools 200 Wilson St

Hemlock, MI 48626

“WINDOW REPLACEMENT BID”

Owner reserves the right to reject any and all bids and to waive omissions, irregularities or clerical errors not affecting substantial compliance with the plans and specifications. Further, State of Michigan law prohibits smoking or use of tobacco products in the school buildings and on the surrounding grounds.

Hemlock Public Schools may have asbestos containing building materials present in it. Consult the AHERA plan located in the Main Office for specific locations or contact Rick Crofoot. All material used in this project must be asbestos and lead free; a letter from the contractor must be provided for this assurance. In accordance with MiOSHA regulations, contractor employees who work in areas where they may contact, but not disturb asbestos-containing materials, must receive asbestos awareness training from their employer.

Contractors and their sub-contractors are required to comply with the Hemlock Public Schools Safety Rules and Accident Prevention plan, a copy of which is enclosed.

Any questions should be referred to Rick Crofoot, Building and Grounds Director, at (989) 213-8028 between the hours of 8am – 4pm Monday – Friday.

HEMLOCK PUBLIC SCHOOLS WINDOW REPLACEMENT BID

1.0 SCOPE OF PROJECT:

1.1 The scope of the project is to provide materials and labor to remove and replace the existing windows in the

Courtyard of Hemlock High School as indicated on the enclosed floor plan. Verify window openings by field measurement before fabrication of the replacement units.

2.0 INSTRUCTIONS TO BIDDERS:

2.1 Specifications and plans are to be considered as the minimum accepted standard. Alternates will be accepted for evaluation only. The primary bid shall be as specified in these documents.

2.2 The Board of Education reserves the right to accept or reject any or all proposals; to waive any informality therein; or to award the contract to other than the lowest bidder, which is in the best interest of the District.

2.3 Contractor shall submit appropriate documents of insurance (certificates of accord); workers compensation

$100,000, liability $300,000, coverage pertaining to vehicles, property damage and public liabilities, personal injury, etc., and shall hold the school district blameless in any incident involving the contractor, his employees, his/her equipment, and vehicles.

2.4 Bidders shall visit the site area and familiarize themselves with the scope of the project.

Project location is:

Hemlock High School 733 North Hemlock Road Hemlock, MI 48626

2.5 The contractor shall submit a list of references complete with names, address, phone number and a contact person, which will allow the Owner to verify ability to meet the terms of t his document.

2.6 The contractor shall provide items of a minor nature, not specifically noted in these specifications, so as to provide a complete, operable and Owner acceptable installation.

2.7 Following award of the contract, work may commence on or after a mutually agreed upon date. All work must be completed on or before January 1, 2021.

2.8 The contractor shall clean their job area daily and dispose of all trash and debris leaving the area broom clean. The Owner’s dumpster is not to be used for contractor’s trash. A suitable area for storage may be arranged with prior agreement with the Owner.

2.9 It is the responsibility of the contractor / bidders to field verify all existing conditions. The prints provided are for reference and direction only and are not to scale.

2.10 The contractor and his/her/their sub-contractors must follow all the conditions of the Owner’s Safety

Program, a copy of which is enclosed.

3.0 MATERIALS:

3.1 Aluminum extrusion allow and temper recommended by aluminum window manufacturer for strength, corrosion resistance, and application of required finish, but not less than 22.000 psi ultimate tensile strength, not less than 16,000 psi minimum yield strength and not less than 0.062-inch thickness at any location for the main frame and sash members.

3.2 Fasteners shall be aluminum, non-magnetic stainless steel, epoxy adhesive, or other materials warranted by the manufacturer to be non-corrosive and compatible with aluminum window members, trim, hardware, anchors and other components.

3.3 Where fasteners screw anchors into aluminum less than 0.125 inches thick, reinforce interior with aluminum to receive screw threads, or provide standard, non-corrosive, pressed-in splinted grommet nuts.

3.4 Unless unavoidable for applying hardware, do not use exposed fasteners. For application of hardware, use fasteners that match the finish of member or hardware being fastened as appropriate.

3.5 Provide sliding type weather stripping of woven-pile weather stripping of wool, polypropylene or nylon pile and resin impregnated backing fabric.

3.6 For sealants required within fabricated windows, provide manufacturers standard permanently elastic, no-shrinking, non-migrating type recommended by the sealant manufacturer for joint size and movement.

4.0 HARDWARE:

4.1 Provide manufacturers’ standard hardware fabricated from aluminum, stainless steel, carbon steel or other corrosive resistant materials compatible with aluminum. Design the units to operate smoothly, tightly close and securely lock sized to accommodate sash weight and dimension. Do not use aluminum in friction contact with other metals.

4.2 Provide a sill cap of extruded aluminum with a natural anodized finish at all openings. The sill cap shall drain to the exterior the opening.

4.3 Locks and latches should be designed to allow unobstructed movement of the sash inward and operating from the inside only.

4.4 Roller assembles should be low friction type assemblies and should be nylon.

4.5 Provide insect screens with a tight fitting removable arraignment with a minimum of exposed fasteners and latches. Locate the screens on the outside of the window and provide one for each operable sash or ventilator.

4.6 Install an aluminum divider closure member between classrooms centered on the cinder block wall. Caulk at the wall and new window juncture.

5.0 DEMOLITION:

5.1 Remove the existing rolling window shades and return them to the Owner. Re-install after installation of the new units is complete.

5.2 Remove sections of the ceiling necessary to provide access to the upper header section of the window assembly. Re-install after installation of the new units is complete.

5.3 Remove existing windows and related members covered by this specification. Dispose of the old windows in accordance with state and local regulation. All openings shall be secured from unauthorized entry at the end of the working day.

6.0 SPECIFICATIONS:

6.1 Acceptable window manufacturer shall be Owner approved. It is the intent of this project to match, as close as possible, the size and configuration of the existing windows in Hemlock High School.

6.2 Insulated glass is to be 1” thick, (1/4” clear tempered – 1/2” air – 1/4” clear tempered Low-E #3). Interior bead glazing to be shop-installed by manufacturer.

6.3 Frame finish to be clear anodized Class I, 215-R1 AA-M10C22A41.

6.4 One unit in each classroom shall be designated and signed as an emergency escape window and have the lower operable window sized to meet NFPA Life Safety 101 15.2.11.1. Windows so designated shall receive signage in red plastic with white lettering stating “Emergency Exit.”

6.5 Insulated panels shall be 1” thick aluminum clad sized to fit. Color selection shall be selected following award of the contract. Provide the Owner with available colors.

7.0 EXECUTION:

7.1 Comply with the manufacturer’s written instructions for installing windows, hardware, accessories and other components.

7.2 Install unit level, plumb and square without distortion or impeding thermal movement.

7.3 Set members in a bed of sealant or with gaskets as indicated for weather tight construction.

7.4 Set window units to drain any moisture, condensation or penetrating water to the exterior.

7.5 Adjust operating sashes and ventilators, screens, hardware and accessories for a tight fit at the contact points and weather stripping for a smooth operation and weather tight closure. Lubricate hardware and moving parts.

7.6 Clean factory glazed glass immediately after installing windows. Comply with manufacturers written recommendations for final cleaning. Remove non-permanent labels and clean surfaces. Remove excess sealants, dirt and other substances.

7.7 Remove and replace glass that has been broken, chipped, cracked, abraded or damaged during the installation / construction period.

HEMLOCK PUBLIC SCHOOLS

Safety Rules and Accident Prevention

Hemlock Public Schools is committed to safety on all of its projects. All contractors and sub-contractors shall be made aware of the Project Safety Rules listed below:

1. All contractors (sub), before beginning the project will give their employees a safety orientation and explain the Project Safety Rules.

2. Hard hats shall be worn in all instances where required by OSHA rules and regulations.

3. Any accident shall be reported to the site supervisor immediately. All contractors (sub) are required to maintain current MSDS sheets and to train their employees in the identification and safe handling of hazardous chemicals.

4. Eye, face, and hearing protection must be used when cutting, grinding, chipping, burning, welding, air cleaning or using power actuated tools. Personal protective equipment shall be maintained and kept in clean working order.

5. Proper work clothing and work boots are required. No shorts, cut-offs, street shoes or gym shoes are allowed.

6. The use of alcohol, illegal drugs or tobacco products will be ground for immediate removal from the project.

7. Any horseplay, pranks, or any action which may endanger others, will not be allowed.

8. Mobile scaffolding on castors with work platforms higher than four (4) feet will use a guard rail system.

9. Safety belts / harnesses, lanyards, rope grabs and lifelines will be used above six (6) feet if no other means of fall protection would be in effect as outlined in OSHA subpart M.

10. Compressed gas cylinders must be tied off in an upright manner.

11. All ladders and scaffolding must be erected and used properly. Any broken or defective equipment must be removed from service and disposed of properly.

12. All work areas, walkways, and stairs must be kept clean of debris and scattered materials.

13. All tools must be kept in good working order with guards and safety devices in place and working properly.

14. Only authorized personnel may operate equipment. No riders are allowed on handling equipment.

15. All gasoline or other flammable materials must be stored in approved containers / cans. Machinery and equipment must be shut down / off prior to fueling.

16. Areas where burning or welding are being done must be clear of debris and the operator must have a fire extinguisher adjacent to the work area.

17. Electrical tools and cords shall be checked at regular intervals. Those items worn or defective must be removed from service. Ground Fault Interrupters (GFIC) devices will be used for electrical tools when used outside and in any wet or damp environment when an extension cord is connected to a power outlet without GFCI protection.

18. Contractors (sub) employees must comply with all safety and health rules issued by OSHA, MiOSHA, Michigan Dept. of Public Health, NESHAP, Michigan Bureau of Construction Codes, Office of Fire Safety and the Owner’s rules and regulations.

HEMLOCK PUBLIC SCHOOLS

WINDOW REPLACEMENT SUBMISSION FORM

WINDOW PROJECT – TOTAL BID $_________________________

Number of days to complete project

Bidding Firm _____________________________________________________________________________

Address _____________________________________________________________________________

City/State/Zip _____________________________________________________________________________

Terms _____________________________________________________________________________

Telephone # ___________________________________ FAX # ______________________________

The undersigned, representing the bidding firm, does by his/her signature affirm that he/she has read and understands all the terms and conditions of this document. Further, that he/she will abide by these terms and all applicable state, federal and local laws and National Fire Protection Act 101 – Life Safety Code.

Signature of Representative ___________________________________________________________________

Title ___________________________________________________________________

Date of Submission ___________________________________________________________________

Please list comments, conditions or exceptions to the bid __________________________________________