6-Addendum 02 - Mayo HS IAQ.pdf

Addendum No. 2

Architecture + Engineering + Environmental + Planning ISGInc.com

Date: July 25, 2025

Project Name: RPS Mayo High School IAQ Improvements

Project location: 11th Ave SE, Rochester, Minnesota 55904

Project Number: 23-30357

Bid Date + Time: July 31, 2025 + 02:00 p.m.

Architect/Engineer: ISG, 115 East Hickory St, Mankato, Minnesota 56001

The following items shall be appended to and become a part of the plans and specification for the above reference project and shall supersede any conflicting provisions of these documents.

CLA RIF ICATIONS

1. The existing water softening system shall be removed and reused.

2. Request for Roof Phasing Plan

a. Roof phasing plan expected to closely align to the interior phasing plan. The awarded contractor will be responsible for coordinating and establish schedule details for each phase.

3. Removal of concrete curbs for mechanical equipment on the roof

a. Concrete curb removals will be done by another trade in Bid Pack 3.

4. WSFT-1

a. Refer to sheet P1-21A note D36 “Salvage existing water softener and move to maintenance building.

Remove and dispose associated piping.”

REFER TO PROJECT M ANUAL

1. Refer to Section 00 3100 – Available Project Information

a. Add Chiller Building Addition Bid Schedule

2. Refer to Section 01 1210 – General Requirements for All Work Scopes

a. Remove section in its entirety and replace with updated attached section

b. Add item 62 – “This is a mandatory 6-day work week schedule. All contractors will be required to have personnel on site all 6 days unless specifically approved otherwise by the Knutson Project Superintendent.”

3. Refer to Section 01 1311 – Trade Package 7A – Roofing

a. Remove section in its entirety and replace with updated attached section

b. Add item 46 – “This trade package is required to provide temporary roofing and drainage for openings of mechanical equipment installation. A separate Trade Package in Bid Package 3 will provide a temporary structure in openings.”

A D D E N D U M N O . 1

Architecture + Engineering + Environmental + Planning Page 2 of 4

c. Add item 47 – “This trade package is required to provide clean up of demolition and installation of roofing materials at roof and lower levels.”

4. Refer to Section 01 1312 – Trade Package 22a – Plumbing and HVAC

a. Remove section in its entirety and replace with updated attached section

b. Add item 61 – “All roof drains are required to have metal covers.”

5. Refer to Section 01 1313 – Trade Package 26A – Electrical

a. Remove section in its entirety and replace with updated attached section

b. Add item 58 – “This trade package is required to hook up temporary power to Construction Managers job trailer.”

6. Refer to Section 27 1000 – Structured Cabling

a. Remove section in entirety and replace with new structured cabling specification

7. Refer to Section 27-4000 – Audiovisual

a. Remove section in entirety and replace with new audiovisual specification.

REFER TO P LAN SHE ET S

1. Refer to Sheet A1-50 Room Renumbering Matrix

a. New sheet added to set that includes the existing room numbers in the school and what the new room numbers will be.

2. Refer to revised Plan Sheet S1-31A – First Floor Slab Plan – Area A

a. Removed exterior replacement area and associated keynotes.

3. Refer to revised Plan Sheet S1-42 – Enlarged Foundation & Slab Plans

a. Added keynotes to plan to enlarged boiler room slab plan.

b. Removed exterior replacement area and associated keynotes.

4. Refer to Sheet P1-21F First Floor Potable Water Demolition Plan – Area F

a. Added keynote number D11.

5. Refer to Sheet P2-21F First Floor Potable Water And Natural Gas Plan – Area F

a. Added keynote number 36.

b. Updated Keynote Legend.

c. Added Plan note for total fixture and gpm.

6. Refer to Sheet P3-22 Potable Water Isometrics

a. Added keynote number 36.

b. Added Keynote Legend.

c. Added Plan note for total fixture and gpm.

7. Refer to Sheet P5-11 Plumbing Details

a. Revised detail number 5 to RPU-6-11 Plate Detail

8. Refer to Sheet P6-11 Plumbing Schedules And Specifications

a. Added Plan note for total fixture and gpm.

9. Refer to Sheet T3-11 Technology Enlargements – First Floor

a. Updated Pathway Plans to add conduit stubs

b. Updated IDF 1-309A Equipment Rack Elevation

c. Updated MDF 1-612D Equipment Rack Elevation

10. Refer to Sheet T3-12 Technology Enlargements – Second Floor

a. Updated Pathway Plans to add conduit stubs

Architecture + Engineering + Environmental + Planning Page 3 of 4

b. Updated Equipment Rack Elevations

c. Notated Demo of existing racks in IDF 2-616

AP PROVED EQ UALS

1. Refer to Section

a. 08 7100 – Door Hardware

i. Electric Strikes, Standard Electric Strikes

1. RCI F2164/2364 All-in-One Electric Strike

2. RCI F0162 Fire Rated ¾” Rim Strike

ii. Conventional Exit Devices, Conventional Push Rail Exit Devices

1. Precision 2000 Series Rim Exit Devices

iii. Surface Door Closers, Door Closers Surface Mounted (Large Body Cat Iron)

1. EHD9000 Extra Heavy-Duty Closer by Best

iv. Surface Mounted Closer Holders

1. Dorma EM Series – Electromagnetic Door Holders

v. Door Hardware Sets, Door Position Switch

1. 9530 Balanced Contact / Door Position Switch (RCI)

b. 22 3000 – Plumbing Equipment

i. Water Storage tank - Bock

c. 23 2113 – Hydronic Piping

i. Piping and fittings – Niron

d. 23 5700 – Heat Exchangers for HVAC

i. Heat exchanger - Taco

e. 23 7314 – Custom Indoor AHU’s

i. AHU – XeteX, Haakon

f. 23 8413 – Humidifiers

i. Humidifiers – DriSteem

ii. Humidifiers - Neptronic

g. 23 8126 – Mini Split

i. Mini Splits – Samsung

ii. Mini Splits - LG

h. 23 3700 – Air Outlets/Inlets

i. Louvers – Pottorff

i. 23 8101 – Terminal Heat Transfer Units

i. Fan Coils Units – Enviro-Tec

ii. Cabinet Unit heaters – Enviro-Tec

j. 23 3600 – Air terminal Units

i. VAVs – Enviro-Tec

k. 23 3319 – Duct Silencers

i. Silencers – Vaw Systems

l. 23 3716 - Fabric Air Distribution

i. Fabric Duct – Fabric Air

m. 23 3513 - Dust Collection

i. Dust Collection – American Air Filter

n. 23 3513 Welding Hood

i. Hood – Kees

ATTACHMENTS

1. Section 00 3100 – Available Project Information – Chiller Building Addition Bid Schedule

2. Section 01 1210 – General Requirements for All Work Scope

3. Section 01 1311 – Trade Package 7A – Roofing

4. Section 01 1312 – Trade Package 22A – Plumbing and HVAC

5. Section 01 1313 – Trade Package 26A - Electrical

Architecture + Engineering + Environmental + Planning Page 4 of 4

6. Section 27-1000 – Structured Cabling

7. Section 27 4000 – Audiovisual

8. Sheet A1-50 - Room Renumbering Matrix

9. Sheet P1-21F - First Floor Potable Water Demolition Plan – Area F

10. Sheet P2-21F - First Floor Potable Water and Natural Gas Plan – Area F

11. Sheet P3-22 - Potable Water Isometrics

12. Sheet P5-11 - Plumbing Details

13. Sheet P6-11 - Plumbing Schedules and Specifications

14. Sheet T3-11 - Technology Enlargements – First Floor

15. Sheet T3-12 - Technology Enlargements - Second Floor

End of Addendum No. 2

Line Name Duration Start Finish Actual start Actual finish

Duration remaining

May June July August September October NovemberApril D

21 5 19 2 16 30 14 28 11 25 8 22 6 20 3 17 1

RPS Mayo IAQ Chiller Building RPS Mayo IAQ Chiller Building Addition

Project Summary and Milestones

Preconstruction Phase

Procurement

Construction

Site Mobilization

Mobilize

Project Start

Phase I

Sawcut site concrete

Site concrete removals

Remove and relocate site utilities at building pad

Install storm structures and drain piping

Excavate footings

Form, reinforce and pour footings

FRP Walls

Foundation Insulation

Backfill foundations

Masonry Wall Assembly

Interior steel framing at existing

Structural Metal Framing

Stud framed wall extension at existing roof

Roof decking and angles

Roof Blocking

Roofing & Metal Panels

Underground MEP's (separate bid package)

Interior Slab On Grade

Set doors, frames, hardware

139d

10d

20d

45d

72d

10d

10d

62d

1d

1d

5d

5d

3d

2d

3d

1d

2d

15d

5d

2d

5d

3d

2d

5d

8d

3d

2d

04/22/25

04/22/25

04/22/25

04/22/25

07/28/25

07/28/25

07/28/25 *

08/11/25 *

08/11/25

08/11/25

08/12/25

08/13/25

08/20/25

08/27/25

09/02/25

09/04/25

09/09/25

09/15/25

09/17/25

09/17/25

10/02/25

10/01/25

10/08/25

10/13/25

10/15/25

10/20/25

10/30/25

11/04/25

11/05/25

05/05/25

05/19/25

06/24/25

11/05/25

08/11/25

08/08/25

08/11/25

11/05/25

08/11/25

08/12/25

08/19/25

08/26/25

08/29/25

09/03/25

09/08/25

09/09/25

09/16/25

10/07/25

09/23/25

10/03/25

10/07/25

10/10/25

10/14/25

10/21/25

10/29/25

11/03/25

11/05/25

139d

10d

20d

45d

72d

10d

10d

0d

62d

1d

1d

5d

5d

3d

2d

3d

1d

2d

15d

5d

2d

5d

3d

2d

5d

8d

3d

2d

139d RPS Mayo IAQ Chiller Building RPS Mayo IAQ Chiller Building Addition

10d Project Summary and Milestones

20d Preconstruction Phase

45d Procurement

72d Construction

10d Site Mobilization

10d Mobilize

0d Project Start

62d Phase I

1d Sawcut site concrete

1d Site concrete removals

5d Remove and relocate site utilities at building pad

5d Install storm structures and drain piping

3d Excavate footings

2d Form, reinforce and pour footings

3d FRP Walls

1d Foundation Insulation

2d Backfill foundations

15d Masonry Wall Assembly

5d Interior steel framing at existing

2d Structural Metal Framing

5d Stud framed wall extension at existing roof

3d Roof decking and angles

2d Roof Blocking

5d Roofing & Metal Panels

8d Underground MEP's (separate bid package)

3d Interior Slab On Grade

2d Set doors, frames, hardware

139d RPS Mayo IAQ Chiller Building RPS Mayo IAQ Chiller Building Addition

10d Project Summary and Milestones

20d Preconstruction Phase

45d Procurement

72d Construction

10d Site Mobilization

10d Mobilize

0d Project Start

62d Phase I

1d Sawcut site concrete

1d Site concrete removals

5d Remove and relocate site utilities at building pad

5d Install storm structures and drain piping

3d Excavate footings

2d Form, reinforce and pour footings

3d FRP Walls

1d Foundation Insulation

2d Backfill foundations

15d Masonry Wall Assembly

5d Interior steel framing at existing

2d Structural Metal Framing

5d Stud framed wall extension at existing roof

3d Roof decking and angles

2d Roof Blocking

5d Roofing & Metal Panels

8d Underground MEP's (separate bid package)

3d Interior Slab On Grade

2d Set doors, frames, hardware

Milestone Appearances Diamond

ISG Project No. 23-30357 01 1210 - 1 GENERAL REQUIREMENTS FOR

ALL WORK SCOPE

Rochester Public Schools Bid Pack 2 - Mayo High School IAQ Improvements (Best Value Trade Packages)

SECTION 01 12 10

GENERAL REQUIREMENTS FOR ALL WORK SCOPE

1.01 CONTRACTOR REQUIREMENTS

1. At the time of this bid, Contractors shall consider inflation or other potential price increase events.

No change orders will be issued due to increased costs.

2. The terms “Subcontractor(s)”, “Contractor(s)”, and “Bidder(s)” referenced in these documents refers to any firm proposing a lump sum bid for a portion of work on this project. The term “Construction Manager” refers to Knutson Construction.

3. The term “General Contractor”, “Contractor” or similar terms within the documents shall not be used to define specific work scope responsibilities. Contractors are to refer to Trade Package descriptions for all work assignment.

4. Provide all temporary partitions and or systems needed to ensure demo dust and debris does not leave the immediate working area. Cleaning due to dust or debris migrating to existing/new spaces will be the responsibility of this trade package.

5. Contractors are required to review all disciplines of the drawings and specifications and are responsible to provide a complete working system as it pertains to their contracted scope of work.

6. Each Contractor shall examine the Contract Documents of all disciplines to determine the extent of the proposed construction and shall perform the work to conform to construction called for and, in such manner, as not to interfere with or delay work of other Contractors.

7. It is important that all Bidders review all of the Trade Packages as items and statements contained in other Trade Packages will clarify the interaction of each Contractor’s work with others.

8. Contractors shall provide labor, material, and equipment to meet the requirements of the Project Schedule. This includes all overtime and off-hours work as necessary. If the Construction Manager requests the Contractor to work overtime to meet / maintain schedule, due to no fault of the Contractor, the Construction Manager will pay labor premium cost but no overhead and profit. If the Construction Manager requests the Contractor to work overtime to meet / maintain schedule, due to the Contractors fault, the Contractor will be responsible for all cost.

9. Schedule is based on a standard five-day work week (Monday through Friday). A four-day ten-hour schedule is not acceptable unless specifically approved by the Construction Manager. Off-hour work shall be coordinated with the Construction Manager.

10. Procore Project Management Software will be utilized for Submittals, RFIs, Drawings, Specifications, meeting minutes, daily logs and observations. All contractors will be required to participate in these processes through Procore. There is no cost impact associated with this software.

11. The use of Procore does not alleviate the Contractor’s responsibility to ensure their teams are working off of the latest/current set of Construction Documents.

12. Immediately upon contractor award, Contractors shall submit any and all submittals to the Construction Manager in order to meet the Project schedule. Any delays and/or costs in procurement of material due to late submittals to the Construction Manager shall be the sole responsibility of the Contractor. This includes delays/Costs incurred by other contractors as a result of delayed procurement or delayed information. Contractors shall bid on the documents

ISG Project No. 23-30357 01 1210 - 2 GENERAL REQUIREMENTS FOR

Rochester Public Schools Bid Pack 2 - Mayo High School IAQ Improvements (Best Value Trade Packages) accordingly and provide substitutions and/or alternate products prior to bidding if delays may occur because of specified products.

13. Parking: Job site space is limited, and parking shall be coordinated with the Construction Manager.

On-site parking for all trades people cannot be guaranteed.

14. Contractors are to provide all necessary lifting, hoisting, pumping, off-loading, and material handling for their scope of work.

15. Provide all delivery and unloading requirements for all material/equipment provided through their contract. Coordinating deliveries 48 hours in advance with the Construction Manager. Deliveries not coordinated are subject to be rejected at the job site. Any additional cost as a result of this will be at the expense of contractor.

16. Complete inventory of all deliveries will be provided to the Construction manager on the day of the delivery. Any lost or damaged items that were not inventoried will be replaced at the expense of the contractor responsible for unloading.

17. The Construction Manager will provide dumpsters at grade level for construction debris. All

Contractors are responsible for transporting debris to the dumpster. Provide cleanup and disposal of debris daily as directed by the Construction Manager.

18. Waste/debris that is not acceptable for standard dumpster/landfill will be disposed of separately by the Contractor that created/demoed the debris. All costs incurred are the responsibility of the Contractor.

19. Each Contractor shall remove grease, dust, dirt, stains, labels, fingerprints, and other foreign materials from interior and exterior surfaces of fixtures, hardware, finished surfaces and equipment furnished or installed as a part of its Contract.

20. The use of tobacco products and E-cigarettes will not be allowed within the construction limits or on the Owners property. Each Contractor shall police its own employees to ensure compliance with this policy. The Construction Manager reserves the right to permanently remove, from the project, any individual found in violation of this policy.

21. Each contractor is required to provide public and private utility/system locates prior to commencing work as needed for the work of their contract. Damage to existing systems that are not properly located will be corrected at the contractors expense.

22. Each Contractor shall put forth its best efforts toward coordination and cooperation with other Contractors as necessary to eliminate conflicts with previously installed work and to ensure continuous flow of the work without unnecessary delays, stoppages, and damage to work in place by this Contractor and others working in the area. This effort shall include the placement and/or storage of materials and equipment so as not to interfere with other Contractors and trades at any time.

23. Each Contractor is responsible to protect their work. Damages that occur to material that is not properly protected will be the responsibility of the installing contractor to replace at no cost to the Owner.

24. All Damage caused by a Contractor or their subcontractors to existing systems or new work that has been put into place will be corrected at the Contractor’s expense.

25. Provide dust control as required and as directed by the Owner and the Construction Manager. Dust control will be put in place as needed to ensure dust does not leave the immediate area of work.

ISG Project No. 23-30357 01 1210 - 3 GENERAL REQUIREMENTS FOR

Rochester Public Schools Bid Pack 2 - Mayo High School IAQ Improvements (Best Value Trade Packages)

26. Each Contractor shall provide all fire/smoke stopping systems or devices, for all materials installed under the scope of their Trade Package, necessary to ensure work complies with the requirements of the fire/smoke stopping specification and meets all code requirements.

27. All Contractors are required to attend the Pre-Construction meeting.

28. Progress meetings will be held on-site on a weekly basis, or as deemed necessary by the

Construction Manager. All Contractors that have work ongoing or commencing within the next two weeks are required to attend. Attendance will be in person unless specifically approved otherwise.

The Construction manager reserves the right to expand the required attendance as deemed necessary for the successful completion of the project.

29. Foreman’s meetings will be held on-site on a daily basis for the duration of the project. The Construction Manager’s superintendent will preside over these meetings and discuss scheduling and coordination issues between trades. All trades with work ongoing shall have competent representation at these meetings.

30. The access road identified on the site plan will be provided by the Owner (if applicable). If construction traffic is outside of this area and the soils are unsuitable, creating rutting and unsuitable subgrade, it will be the responsibility of the Trade Package creating the issue to correct at no cost to the Owner. If a different substrate is needed to drive on, it will be the responsibility of the package needing this to provide.

31. In the case where jurisdictional disputes may arise regarding the “claiming” of certain trade work, if you claim it, you are responsible for the cost associated.

32. Quality Control meetings will be held on-site on a as needed basis. Contractors are required to attend as requested by the Construction Manager.

33. Change order pricing is due to the Construction Manager within 5 days of receiving pricing documents, returned RFIs, PRs, etc. or initial change event occurs.

34. No change order will be written for work completed without prior approval by the Construction Manager and / or daily work tickets that are signed by the Construction Manager’s site superintendent.

35. In the case of a duplication of scope responsibility within the construction documents, the contractor is responsible to bid the work. Knutson Construction will make the final decision as to which Trade Package will do the work and the appropriate cost adjustment will be made.

36. A submission of bid is an acceptance of the project schedule. If a specific task is not listed clearly in the master schedule the contractor shall use the information provided to reasonably infer the timeline of their work. The Contractor is responsible for all durations indicated by the Construction Schedule. Exact start/stop dates are subject to adjustment.

37. All Contractors are to comply with safety requirements listed in section 01 3523 – Safety

Requirements and/or all OSHA requirements. Whichever is more stringent shall be adhered to.

38. Provide protection of existing finishes while working within and adjacent to the existing building or previously completed work. Means of protection shall be coordinated with and approved by the Construction Manager prior to work commencing. Any damage to existing or new surfaces will be corrected at the expense of the contractor that caused the damage. All damages will be corrected by the original installing contractor.

39. Report all damage immediately. If damages are not reported to CM, the CM will allocate cost to repair damages at their sole discretion.

ISG Project No. 23-30357 01 1210 - 4 GENERAL REQUIREMENTS FOR

40. Each Contractor shall schedule pre-installation meetings and inspections per project specifications or indicated by the Construction Manager. Any missed coordination meetings or inspections that result in re-work will be the responsibility of the contractor performing the work.

41. Provide all snow removal as needed to perform the work of your contract. As soon as you are notified that an area is ready for your work, the responsibility for snow removal becomes your responsibility until your work is confirmed complete by the Construction Manager and Architect.

42. Provide winter weather provisions as necessary to complete scope of work. The Construction Manager will provide general building heat after completion of exterior walls and roofing. All other heating requirements will be provided by the contractor that requires it.

43. Each contractor is required to provide their own surveying and staking required above and beyond the control points established by the owner.

44. Each Contractor is responsible for all trade specific permits required for the work of their contract.

All costs are the contractor’s responsibility. The General Construction and Grading permits will be provided by the owner.

45. Provide all Traffic control including but limited to, signs, barricades, street permits/closures, and flag personnel as required for delivery of and completion of all contracted work. A flag person is required to be provided by this trade package at all times for trucks backing or entering into any public right-of-way. Include the Construction Manager in all street closure coordination.

46. All Contractors are expected to Maintain Daily reports as related to the work of their Contract.

Procore will be utilized for these reports. The daily report is to include a detailed description of the work performed, the number and classification of people on-site, weather conditions, material deliveries, meetings held / attended, any inspections conducted, and any issues preventing subcontractor from completing work.

47. All Contractors are expected to perform daily cleaning while they have work ongoing. In addition to the daily clean-up requirements listed in the Contract Documents, each trade package is to provide 1 person for 4 hours per week to assist the Construction Manager in general clean-up duties and relocation of materials as required. This requirement applies each week for which you have personnel or subcontractor personnel on site. The amount of this labor shall be listed on the schedule of values and will only be paid when participation requirements are satisfied, otherwise the amount will be deducted from the Contract.

48. All Contractors are responsible to schedule all required inspections, special testing, or other observations as related to the work of their contract. All costs incurred due to lack of scheduling or failed inspections will be the responsibility of the Contractor whose work required the inspection/test/observation.

49. All Contractors are responsible to provide their own roof protections when working on roof. ½” plywood or similar will be used at a minimum.

50. Coordinate all openings/embeds/attachment points etc. needed with other trades including but not limited to roofing, precast, masonry, cast in place concrete, gyp systems.

51. All Contractors, including supply only, are required to field verify existing conditions and jobsite conditions, including readiness, prior to the start of work or initiating deliveries. Any Deficiencies shall be reported to the Construction Manager immediately and done so to allow the deficiency to be corrected without incurring cost or delay of the project Schedule. This includes all verifications required prior to submittals.

ISG Project No. 23-30357 01 1210 - 5 GENERAL REQUIREMENTS FOR

52. All contractors will provide additional necessary documentation to assist in the collection of rebates and tax credits where applicable to the contractors' scope of work.

53. All contractors are responsible for their own site access, scaffold, ladders, etc. required for the work of their contract.

54. All contactors are subject to 2 “punch lists” per phase. The first being by the construction manager, the latter by the architect/design team.

55. Provide Unit Prices per spec section 01 22 00.

56. Provide pricing for applicable alternates specified in 01 23 00 Alternates.

57. Site security is the responsibility of all contractors. The last contractor to leave the site is to make sure the site is secure before leaving.

58. All contractors are responsible for reinstalling any barricades, temp enclosures, line wire, safety netting, etc. if it is removed or adjusted to complete a scope of work.

59. All contractors are to reference the Scope Clarification Details attachment located in section 00

3100 available project information. All work allocations shall be included in relevant trade package lump sum bid.

60. Provide all field measuring and verification needed to complete the work of your contract per schedule or as directed by the Construction Manager. Any building component that does not fit due to lack of verification will be corrected by that contractor.

61. Prior to any sawcutting or core drilling, each contractor is responsible for scanning behind existing walls to verify if there are any existing MEPs. Scan must be supplied to the Construction Manager for confirmation prior to beginning.

62. This is a mandatory 6-day work week schedule. All contractors will be required to have personnel on site all 6 days unless specifically approved otherwise by the Knutson Project Superintendent.

1.02 ADDITIONAL INSURANCE REQUIREMENTS

1. Any contractor that is responsible for delegated design is required to provide Professional Liability Insurance as indicated in the General Conditions.

2. Contractors are required to carry Pollution Liability Insurance as specified in the General

Conditions:

a. 7A – Roofing

b. 22A – Plumbing and HVAC

END OF SECTION

SECTION 01 13 11

PROPOSAL REQUIREMENTS

Trade Package 7A - Roofing

ISG Project No. 23-30357 01 1311 - 1 PROPOSAL REQUIREMENTS

ROCHESTER PUBLIC SCHOOLS

(ISD 535)

REQUEST FOR PROPOSAL

Mayo High School IAQ Improvements

TABLE OF CONTENTS

PART 1 – PROPOSAL REQUIREMENTS

Section 1 – Scope of Work Section 2 – Proposal Requirements and Evaluation Criteria Section 3 – Post Award Requirements Section 4 – Submittal Format Section 5 – General Terms Attachment A - Cover Page and Checklist Attachment B - Proposal Form Attachment C – Risk Assessment Attachment D – Team Expertise Attachment E – Value Enhancement Plan Attachment F – Reference List Attachment G – Non-Collusion Declaration Attachment H – Authorization/Signature Document Attachment I – Insurance Requirements Attachment J – Responsible Contractor Documents

ISG Project No. 23-30357 01 1311 - 2 PROPOSAL REQUIREMENTS

SECTION 1 – SCOPE OF WORK

1.1 BACKGROUND

Rochester Public Schools (ISD 535) expects to award this project to the best valued Respondent (“Contractor”) based on the requirements in this solicitation. The Respondent selected for award will be the Respondent whose proposal is responsive, responsible, and is the most advantageous to ISD 535, as determined by ISD 535 in its sole discretion. The awarded Respondent is expected to complete this project without any delays or cost increases and meet the quality expectations of ISD 535. The construction manager selected is Knutson Construction 5985 Bandel Road NW, Rochester, MN 55901 and the architect/ engineer of record is ISG Inc., 115 East Hickory St., Suite 300, Mankato, MN 56001.

1.2 PROJECT DESCRIPTION

The project consists of architectural, mechanical and electrical upgrades to the existing Mayo High School.

Scope Budget = $7,609,300

The following specifications sections shall be completely furnished and installed under the scope of this bid package, unless noted otherwise.

Division 00 Procurement and Contracting Requirements Division 01 02 41 00 06 10 10

General Requirements Demolition (as it applies to this Trade Package) Rough Carpentry (as it applies to this Trade Package)

07 21 00 Thermal Insulation (as it applies to this Trade Package) 07 25 00 Weather Barriers (as it applies to this Trade Package) 07 42 13 Metal Wall Panels 07 4213.23 Metal Composite Wall Panels 07 53 00 Elastomeric Membrane Roofing 07 62 00 Sheet Metal Flashing and Trim (as it applies to this Trade Package) 07 84 00 Firestopping (as it applies to this Trade Package) 07 92 00 Joint Sealants (as it applies to this Trade Package)

Scope of Work – Specific Bid Package Requirements

1. Best Value word documents are available by reaching out to Brady Bachmeier, bbachmeier@knutsonconstruction.com.

2. Bidders must adhere to the phasing plan laid out in section 01 11 10. You are welcome to propose an alternate schedule in your Value submittal provided you can prove, with metrics, it is advantageous to the owner. All Best Value contractors will be required to work directly with the Construction Manager to develop a detailed Master Schedule for each phase.

3. This Bid Package is required to submit the the hourly rate form listed in 00 42 20 – Hourly Rate Form prior to execution of the contract.

4. This Bid Package shall include all hoisting required. This includes providing locations of cranes and any required dunnage and access roads to the location. Approval by Construction Manager required before any work commences. Any damage to existing conditions will be the responsibility of this Bid Package to correct.

5. Equipment hoisting must be done in a manner that does not damage existing conditions of building or site. Any damages will be the responsibility of this Trade Package to replace.

ISG Project No. 23-30357 01 1311 - 3 PROPOSAL REQUIREMENTS

Rochester Public Schools Bid Pack 2 - Mayo High School IAQ Improvements (Best Value Trade Packages)

6. All manufacturers’ warranties shall be included for equipment provided by this Package.

Warranties shall begin at Owner’s acceptance. Extended warranties, if specified, shall be provided. Where equipment is used for temporary, extended warranties shall be provided for the period of temporary usage.

7. Provide all existing roof demolition including known asbestos in roofing materials. All dumpster needs are part of this trade package. Cutting of roof deck will be by others.

Coordinate as needed.

8. It is this Bid Packages responsibility to schedule and attend all local, state and/or federal inspections whether or not they occur during normal project working hours. Submit inspection reports from local, state, and federal inspection agencies to the Construction Manager

9. Provide all joint sealants, including fire stopping and acoustical sealants as required for the scope of this Bid Package, including where the work of this Bid Package abuts the work of others.

10. Provide seal/flashing for all items penetrating the roofing system. Coordinate with installing contractor as needed.

11. Provide all expansion joint assemblies if located within systems installed under this contract.

12. Use ¾” fire rated plywood and/or 2x fire rated wood blocking in all locations possible. Only provide sheet metal backing in locations where wood blocking cannot be used; otherwise, all blocking will be wood.

13. Provide leading edge marking for the entire roof area throughout all phases. This shall be a minimum of flagging located at 15’ from leading edge.

14. Provide roof/leading edge protection at 15’ for the entire roof for all phases.

15. Provide all fire/smokestopping systems or devices necessary to ensure work installed by this Bid Package complies with the requirements of specification and meets all code requirements. Coordinate the firestopping work required of this Bid Package with the firestopping work of all other Bid Packages to ensure complete construction of all wall and firestopping assemblies.

16. Coordinate the installation of all work associated with this Bid Package, with the work of all Bid Packages, and existing work, to ensure that all tolerances and clearances required for all Bid Packages are maintained. Coordination includes, but is not limited to, participation in the development of coordination drawings. All routing will be parallel and perpendicular to building lines.

17. Provide weather tight coverings for any temporary openings caused by the work of this Bid

Package.

18. Your firm has included all hoisting and cranes required to complete your work. Knutson Construction will not be providing cranes, forklifts, personnel lifts, hoists, etc. on site for the trade contractors.

19. Roofing systems complete, flashing and sheet metal, insulation, crickets, copings, edge metal, reglets, gravel stops, scuppers, downspouts, splash blocks, ballast and roof accessories as shown, required by manufacturer, or specified.

ISG Project No. 23-30357 01 1311 - 4 PROPOSAL REQUIREMENTS

Rochester Public Schools Bid Pack 2 - Mayo High School IAQ Improvements (Best Value Trade Packages)

20. Complete flashing and seal for all roof penetrations as shown or specified, including penetrations shown or required by the mechanical and electrical drawings.

21. This Package shall be responsible for completely cleaning and blowing off the roof decks prior to installation of the roof.

22. Provide prefabricated pipe flashing and collars for pipe penetrations, piping supports, and equipment

23. Metal flashings as required for complete roof systems including scuppers.

24. This Package shall be responsible for all dumpsters necessary for the roofing scope of work.

25. Complete flashing and seal for all roof curbs as shown or specified on the architectural, mechanical, and electrical drawings.

26. Provide all roof walkways, pavers, molded walkway pads and accessories as required to complete this scope of work. Provide all pedestals as shown, specified or required.

27. Metal parapet caps, counter flashings, metal reglet flashings, scuppers, overflow scuppers, downspouts, splash blocks, flashings, cont. galvanized sheet metal strips and sealants as shown or specified.

28. Install roof drain rings and domes furnished by Package 22A Plumbing.

29. All wood roof blocking shown on the Contract Documents and necessary for a warrantied system shall be by Package 7A. Package 7A is to provide any additional blocking and nailing strips required for the installation that are not shown on the drawings or required by the roofing manufacturer. Coordinate with Construction Manager to ensure the tolerances needed for the roofing warranties are maintained. Provide shop drawings indicating all wood blocking locations.

30. Provide all caulking and sealant as required for the work of this Package, including all caulking recommended by the roofing manufacturer whether or not it is shown on the drawings.

31. Provide caulking at sheet metal flashings and trim as shown or specified.

32. Provide all wood and / or fiber cants, as required.

33. Employees exposed to a fall distance of six (6) feet or greater shall be protected by a fall protection systems (guardrails, nets, personal fall arrest, fall restraint). The use of a safety monitor or controlled access zone system in lieu of fall protection is not acceptable on this project.

34. Seal to make weather tight the exposed edges of the roofing system at the end of each day, and in the case of a weather event.

35. This Package to remove all roofing debris off site, do not use the dumpster that is provided by the Construction Manager.

36. Provide protection and maintenance of roof openings at all times, until the roofing is complete.

ISG Project No. 23-30357 01 1311 - 5 PROPOSAL REQUIREMENTS

Rochester Public Schools Bid Pack 2 - Mayo High School IAQ Improvements (Best Value Trade Packages)

37. Provide temporary fire protection and safety warning signage for all roofing operations.

38. Provide manufacturer site inspection as required for issuance of warranty.

39. This trade package is responsible for field cutting reglets per construction documents or as required for scope of work. Coordinate reglet location and depth with precast supplier.

40. Trade Package 7A to provide parapet sheathing, blocking, and insulation at all areas required for roof attachment.

41. Any protection required underneath roof decking to protection from demo debris falling will be required by this trade package. Any debris that comes from roof demo, will be required to be cleaned by this trade package.

42. This trade package is to include the rigid insulation behind Metal Panels (EF-3) in wall type

X2. Trade Package 9A will provide the air barrier and wall system behind panels and insulation.

43. At C3 – Ceiling Assembly, this trade package is to provide the structural framing per metal panel suppliers specifications and the ½” ply sheathing. TP 9A will provide the metal joists.

44. Trade Package 7A will be required to provide railing or fall protection measures that meet or exceed Construction Manager’s safety policies for the duration or work.

45. Trade Package 7A will be responsible to coordinate and work directly with TP 22A for any temporary roof drainage for each phase of construction

46. This trade package is required to provide temporary roofing and drainage for openings of mechanical equipment installation. A separate Trade Package in Bid Package 3 will provide a temporary structure in openings.

47. This trade package is required to provide clean up of demolition and installation of roofing materials at roof and lower levels.

ISG Project No. 23-30357 01 1311 - 6 PROPOSAL REQUIREMENTS

Rochester Public Schools Bid Pack 2 - Mayo High School IAQ Improvements (Best Value Trade Packages)

1.3 SCHEDULE OF CRITICAL DATES

Subject to change as deemed by ISD 535.

1.4 PRE PROPOSAL MEETING / SITE TOUR

Time: 7/18/2025 9:30AM

Location: Mayo High School, 1420 11th Ave SE, Rochester, MN 55904.

SECTION 2 – PROPOSAL REQUIREMENTS & EVALUATION CRITERIA

2.1 GENERAL INFORMATION

The Respondent selected for an award will be the one whose proposal is responsive, responsible, and is the most advantageous to ISD 535, as determined by ISD 535 in its sole discretion. ISD 535 anticipates that all Respondents will have a fair and reasonable opportunity to provide service.

ISD 535 intends to award a contract, subject to the terms of this solicitation, to the best valued Respondent. ISD 535 may add, delete, or modify any requirement or statement in this solicitation if ISD 535 deems that it is in the best interest of ISD 535.

ISD 535 reserves the right to contact any Respondent to clarify any information in their proposal and/or request additional information not described in this RFP. Respondents that do not, or cannot provide the requested information, may be considered nonresponsive.

7/10/2025 RFP Released

7/18/2025 Pre-Proposal Meeting (IS NOT MANDATORY FOR ALL CONTRACTORS)

7/23/25 Last Day For Questions

7/31/2025 Proposals Due (2pm CST Time)

8/4/2025 Interviews

TBD Identification of Potential Best-Value

TBD Clarification Meeting(s)

8/19/2025 Board Action

8/20/2025 Project Award

Per Project Schedule

Start Construction Date (See specification section 01 11 10)

Per Project Schedule

Anticipated substantial completion date. (See specification section 01 11 10)

Per Project Schedule

Final Completion (See specification section 01 11 10)

ISG Project No. 23-30357 01 1311 - 7 PROPOSAL REQUIREMENTS

Rochester Public Schools Bid Pack 2 - Mayo High School IAQ Improvements (Best Value Trade Packages)

2.2 RESPONSIVENESS (PASS/FAIL)

ISD 535 will, at the stated Proposal Due Date and Time, review each proposal submitted in response to this RFP for responsiveness, completeness, signatures, and all required data before accepting the Proposal for further review. Please be advised that failure to comply with any of the requirements in this section may be grounds for disqualification.

Only responsive proposals will be evaluated and considered for award. Respondents must prepare proposals that follow the format and sequence specified in this RFP. This includes adherence to the format of any attachments. The Respondent MUST attend all mandatory meetings/site walks and must complete and provide all information in Attachments A-I including a Milestone Schedule.

2.3 EVALUATION CRITERIA & WEIGHTS

ISD 535 will evaluate Proposals against the evaluation criteria for the degree to which each Proposal meets the criteria as follows:

WEIGHT CRITERIA

300 Points Cost Proposal – Total Base 325 Points Interview 150 Points Risk Assessment 150 Points Team Expertise 75 Points Value Enhancements

1000 Points TOTAL

2.4 EVALUATION COMMITTEE

An Evaluation Committee will evaluate the written portions of the submitted proposals.

The Evaluation Committee will review and rate each written submittal. The evaluators will not be provided with names or any other information prior to evaluating the submittals (to minimize any personal bias). To receive a high rating, the Respondent must support / document their claims and solutions with either verifiable performance metrics or best value practices with performance measurements references. A submittal that does not support claims and solutions with performance measurements (customer satisfaction measurements, scope of the measured projects, schedule and budget deviation percentages or a combination of performance measurements that support the claim) may not help the Respondent to gain a high rating.

2.5 FORMATTING REQUIREMENTS

The following formatting requirements apply to the following Attachments. Please read each attachment description for further requirements including length.

Risk Assessment Team Expertise Value Enhancements

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Rochester Public Schools Bid Pack 2 - Mayo High School IAQ Improvements (Best Value Trade Packages)

To minimize any bias, the attachments identified above must NOT contain any names that can be used to identify who the Respondent is (such as company names, personnel names, project names, product names, etc.). A template for each Attachment is provided in this document and must be used by all Respondents. Respondents are NOT allowed to re-create, re-format, or modify the template (cannot alter font size, font type, font color; add colors, pictures, diagrams, etc.). An electronic copy of this document is available for download and must be used. Each individual attachment must NOT exceed the quantity of pages noted on each attachment and should be completed only on the front side of each page.

2.6 PROPOSAL COVER PAGE AND CHECKLIST (See Attachment A)

The Respondent shall complete and submit the Proposal Cover Page and Checklist (Attachment A) with the proposal.

2.7 PROPOSAL FORM (See Attachment B)

The Respondent shall prepare and submit a Proposal Form (Attachment B). The Proposal Form requires information regarding:

The critical team components that will be used for the duration of this project The proposed project costs/fees (cost to meet ISD 535 intent of this project) The proposed project duration (including substantial and final completion dates)

2.8 RISK ASSESSMENT (Attachment C)

The Respondent must complete and submit Attachment C. The Respondent should list and prioritize major risk items on this project could cause the Respondent’s “vision” or “plan” to deviate or not meet the expectations of the client (i.e. risks that the Respondent does not control).

This includes sources, causes or actions that are beyond the scope of the contract that may cause cost increases, delays, change orders, or dissatisfaction from Owner. Do not include in this submittal any risks caused by a lack of the Respondent's technical competency. The risks should be described in simple terms so that non-technical personnel can understand the risk.

The Respondent must also explain how they will mitigate, manage, and/or minimize the risk from occurring. A mitigation and management plan with supporting documented performance references is required for a high rating from the selection committee. This performance information may include where the mitigation plan was used previously, and the impact on performance in terms of customer satisfaction and the number of times it was used and successful.

All risks should directly explain how they impact this project.

The Risk Assessment cannot include the following risks:

1. Owner

2. Budget

3. Schedule

2.9 TEAM EXPERTISE (Attachment D)

The Respondent must submit Attachment D. The Team Expertise document is to allow the Respondent to differentiate their capability to meet the requirements of this project with a plan that meets time and cost goals. The Respondent must also identify their "vision” or “plan” on the alignment of their expertise over the duration of the project, minimizing risk by tracking time and cost deviation of the project as a capability. The Respondent should also address cash flow and disbursements on the project, and how it is integrated into the schedule. All activities associated with capabilities listed in the Plan must be included in the Respondent’s base cost and schedule.

Team expertise should directly relate to similar projects in regards to size and scope.

ISG Project No. 23-30357 01 1311 - 9 PROPOSAL REQUIREMENTS

Rochester Public Schools Bid Pack 2 - Mayo High School IAQ Improvements (Best Value Trade Packages)

2.10 VALUE ENHANCEMENT (Attachment E)

The Respondent must submit Attachment E. The Value Enhancement plan provides Respondents with an opportunity to identify any value added options or ideas that may benefit ISD 535. These options or ideas may also be referred to as additional or optional services.

Where applicable, the Proposer should identify: 1) what the client may have excluded or omitted from its scope; and 2) how these options or ideas have been successful through verifiable performance information and/or best value practices. The Respondent should identify and briefly describe any options, ideas, alternatives, or suggestions to add value to this project, and indicate how the items will increase or decrease cost (note: a Value Enhancement option must impact cost). The ideas identified in the Value Enhancement Plan must NOT be included in the Respondent’s Cost Proposal. If applicable, the Respondent should identify if the Value Enhancement increases or decreases schedule.

All value enhancements should directly explain how they will impact this project.

2.11 REFERENCES (ATTACHMENT F)

All Respondents must provide a listing of projects similar to this one. References submitted shall have experience with the project manager and site superintendent assigned to this project. If the District’s personnel have worked directly with the firms responding the District will use their own experience to provide a reference score.

2.12 MILESTONE SCHEDULE

The Respondent must submit a milestone schedule for the project. The schedule is neither weighted nor rated by the Evaluation Committee, but will be verified and reviewed during the Clarification Phase (with the potential best value vendor).

Consider: The Respondent must submit adhere to the milestone schedule included in spec section 01 11 10 – Project Schedule

2.13 NON COLLUSION DECLARATION (Attachment G)

The Respondent shall prepare and submit Attachment G

2.14 AUTHORIZATION / SIGNATURE DOCUMENT (Attachment H)

The Respondent shall prepare and submit Attachment H. If a Corporate Office is signing, return only the Acknowledgement of Corporate/Authorization. If someone other than a Corporate Officer is signing, both the Acknowledgement of Corporation/Authorization and the Authorization of Corporate Agent must be returned. If you are a Limited Liability Company sign and return the Acknowledgement of Limited Liability Company Authorized Signature. If you are a Company or an individual signing on your behalf, sign and have notarized the Contractor requirement at the bottom of the proposal.

2.15 INSURANCE REQUIREMENTS (Attachment I)

The Respondent shall prepare and submit Attachment I

The Respondent shall be required to provide all required insurance as outlined in Attachment I.

Responder and its sub-vendors of any tier are required to carry the types and limits of insurance required by law. By requiring insurance herein, ISD 535 does not represent that coverage and limits will necessarily be adequate to protect Responder and its sub-vendor(s) of any tier, and such coverage and limits shall not be deemed as a limitation on the liability of the Responder and its sub-vendor(s) of any tier under the indemnities granted to ISD 535 in this Agreement.

Fill out and provide Attachment I with the bid. During the Clarification Period, the Responder is required to provide ISD 535 with a Certificate of Insurance (“certificate”). All insurers must be licensed in the State of Minnesota. Upon receipt of written notice of the ISD 535 Intent to Award the contract, the Respondent shall execute, within ten (10) days and deliver to ISD 535 a Certificate of Insurance issued by a surety company authorized to do business in the State of Minnesota.

ISG Project No. 23-30357 01 1311 - 10 PROPOSAL REQUIREMENTS

Builders Risk Insurance policy will be taken out by owner.

2.16 RESPONSIBLE CONTRACTOR REQUIREMENTS (Attachment J)

The Respondent shall prepare and submit Attachment J in its entirety.

Minn. Stat. §16.285, Subd,. 7, IMPLEMENTATION. any prime contractor or subcontractor that does not meet the minimum criteria in subdivision 3 or fails to verify it meets those…