ADDENDUM #1
Project: No. 22-520
Improvements for: Flushing Township Hall, 6424 N. Seymour Rd, Flushing, MI 48433
Architect: H2A Architects Inc., 9100 Lapeer Rd., Suite B, Davison, MI 48423, 810-412-5640
Issue Date: August 14, 2025
GENERAL NOTES
The following are changes, clarifications, and additions made in specification and working drawings prior to
receipt of bids and shall be noted by the Contractor responsible for the same. All of these items shall be
considered part of the Contract Documents.
The general character of the work required by this addendum shall be the same as originally specified, and all
incidentals required in connection with the work hereinafter described shall be included even though not
specifically mentioned.
The Contractor shall be held responsible to include and adjust the work of all trades involved as required to
complete the work described hereinafter. All bidders shall review Addendum as it alters the work shown on
the drawings and specifications.
ITEMS INCLUDE
Item #1: Attached are the Conference Notes, Sign-in List and most recent Distribution List.
Item #2: Refer to Sheet A102 Floor Plan and Sheet A105 Wall Sections & Details: Provide blocking as necessary to extend east, west, and intermediate walls to meet and anchor to the new roof framing.
Item #3: Refer to Sheet A100 Specifications & A106 Room Finish Schedule, Door Schedule & Details: Wood doors shall be equal to Masonite Legacy flush doors, wood grain texture and color to match existing.
Item #4: Refer to Specifications Manual, Section 01 10 00 General Requirements, Item 1.09: Item A states “. . . before 180 days after the pre-construction meeting”. Refer to Advertisement which states “substantially complete within 120 days”. Clarification – The award is anticipated within 60 days after the opening. The preconstruction meeting is anticipated within 30 days after the award. The active construction period on-site
with disruption of owner’s use, is limited to 120 days and is anticipated to begin December 1, 2025, and must be completed by April 1, 2026, unless altered by Change Order.
Item #5: Refer to Sheet A106 Room Finish Schedule, Door Schedule & Details: Alternate #1: Lobby finishes. The east walls of Vestibule 100 and Lobby 102 have existing vinyl wall covering. Alternate #1 shall include removal and replacement of the vinyl wall covering. New wallcovering shall be equal to: De Novo Wall www.denovowall.com – Canyon Stria - Low VOC - Type ll CCC-W-408A through D&W-101 for Type II, Medium-Duty products. ASTM E84 tunnel test, Class A fire rated. Total Weight: 20 oz/lin yard. Width: 52/54 inches.
Item #6: Refer to Sheet A100 Specifications, Division 9 – Finishes: For Acoustical lay-in Ceiling Additional Information for Acoustical Lay-In Ceiling and Grid Specifications:
Provide the following:
Provide products by Armstrong, CertainTeed, US Gypsum or equal.
Provide Mineral Fiber, Acoustical Panel complying with ASTM E 1264.
Fine Fissured, medium texture, white, LR .85, NRC 0.55, CAC 35, edge detail 15/16” square edge, 5/8 inch thick.
Size:
- 24 inches x 24 inches applicable for Alternate No. 1.
- 24 inches x 48 inches applicable for Base Bid (for bidding purposes only, final products shall match existing)
Provide Heavy-duty metal suspension system by same manufacturer, complying with
ASTM C 635.
Main and cross runners roll formed from cold-rolled steel sheet; pre-painted, white, electrolytically zinc coated, or hot-dip galvanized according to ASTM A 653/A 653M, not less than G30 coating designation; 15/16” wide tee, double web, butt-edge end of cross runners.
Basis of Design, equal to Prelude XL by Amstrong World Industries, Inc.
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 for location of project.
Provide surplus product of 20% of the project quantity for Owner’s attic stock.
Item #7: Refer to Sheet A106 Room Finish Schedule, Door Schedule & Details, Ceiling Finishes:
Refer to attached revised Proposal Form: Unit price has been added to provide additional ceiling pad replacement.
Item #8: Refer to Sheet A106 Room Finish Schedule, Door Schedule & Details, Ceiling Finishes, and Specifications Manual Section 08 71 00 Door Hardware:
Refer to Hardware sets 6 and 7 (doors 107 and 108)
Provide continuous hinges in lieu of individual hinges as specified. Same duty level to apply.
Item #9: Refer to Sheet A104 Enlarged floor Plans, Interior Elevations and Wall Sections: Refer to Wall Section 2: Drawing has been revised and clarified. See two separate wall sections for Detail 2. One illustrates Base Bid conditions, and one illustrates Alternate No. 2 conditions. Note that Alternate No. 3 (the solid surface countertop) may be selected with either the Base Bid or Alternate No. 2. See Attached.