226 N. Miami Ave.
P.O. Box 220
Sidney, Ohio 45365
(937) 492-6983
ADDENDUM # 1
To Drawings and Specifications for:
December 23, 2024
ADDITIONS & ALTERATIONS TO THE
MUNICIPAL BUILDING FOR THE CITY OF SIDNEY
201 West Poplar Street
Sidney, Ohio 45365
Project #2207.01
This Addendum must be acknowledged on the Form of Proposal.
TO ALL CONTRACTORS:
This Addendum modifies the original Drawings and Specifications and is to be taken into account in
preparing proposals and will become part of the Contract Documents.
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GENERAL INFORMATION
Pre-Bid Meeting
A. Pre-Bid Meeting Sign-in Sheet is attached
B. Pre-Bid Meeting Minutes are attached.
Bid Date
A. Revise Bid Date for the project to be Wednesday, February 19, 2025 @ 11:30 a.m.
(EST)
Clarification
A. The intent of the pre-bid meeting attendance requirement was mandatory for the
prime bidder (general construction) only, and not a requirement for subcontractors
(plumbing, fire protection, HVAC, electrical, technology), material or equipment
suppliers.
ADDENDUM #1 - 1
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SPECIFICATIONS
SECTION 061000 – ROUGH CARPENTRY
A. Add paragraph 2.5, B as follows:
B. Interior Plywood Panels for use behind wood wall panels specified in
Section 097000: Plywood, DOC PS 1, Exposure 1, B-B, in thickness
indicated or, if not indicated, not less than 5/8-inch nominal thickness.
SECTION 064023 – INTERIOR ARCHITECTURAL WOODWORK
A. Delete Summary paragraph “1.1, A.2” referencing interior plywood panels. Backing
panels for use behind wood wall panels specified in Section 097000 are to be as
specified in Section 061000 Rough Carpentry.
B. Delete paragraph “2.3 HARDWOOD SHEET MATERIALS” and related sub-
paragraphs.
SECTION 074213.23 – Metal Composite Material (MCM) Wall Panels
A. Paragraph 2.2, A.1: Add the following manufacturer to the list
c. ACI Composite Panel Systems
SECTION 097000 – WOOD WALL PANELS
A. Paragraph 1.1, A: Add the following description to Work included in Section:
2. Acoustical infill panels.
B. Add Paragraph 2.2 to PATR 2- PRODUCTS
2.2 ACOUSTICAL INFILL PANEL
A. BioAcoustic material panel.
1. Manufacturers: Subject to compliance with requirements, provide
products by the following:
a. Armstrong World Industries, Inc.
2. Product: 6657 BioAcoustic Infill Panel.
3. Dimensions; 11 x 48 x 5/8 inches.
4. Color; Black.
5. Sound Absorption; 0.75 NRC.
C. Revise Paragraph 3.3 to read “INSTALLATION OF BACKER BOARD”.
D. Revise paragraph 3.3.B to read “Install backer board level, plumb, and true.”
E. Add paragraph 3.4 as follows;
3.4 INSTALLATION OF ACOUSTICAL INFILL PANELS
A. Do not use materials that are damaged or with defective surfaces.
B. Install infill panels behind wood wall panels and between stabilizing
backer strips. Cut as required to fully fill cavity.
C. Install with minimum number of joints as is practical. Install so that
end joints fall behind a wooden rail to conceal joints.
D. Attach to backer board with adhesive recommended by acoustic infill
ADDENDUM #1 - 2
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panel manufacturer.
SECTION 107313 – AWNINGS
A. Add Paragraph 2.2.E: Drainage: Provide integral gutters with drain outlet and
provide downspout to match canopy finish.
B. Paragraph 2.3, A: Add the following manufacturer to the list
3. Queen City Awning.
SECTION 233400 – FANS
A. Paragraph 2.3, B: Revise as follows: “Finish: Primed and finished with AAMA 2605
compliant (100% Fluoropolymer/70% Kynar PVDF) coating of color selected by
the Architect.”
SECTION 233723 – GRAVITY VENTILATORS
A. Paragraph 2.2, A.1: Delete verbiage “Mill finish aluminum”
B. Paragraph 2.3, revise as follows: “Primed and finished with AAMA 2605 compliant
(100% Fluoropolymer/70% Kynar PVDF) coating of color selected by the
Architect.”
C. Revise Paragraph 2.4 LOUVER PENTHOUSE as follows:
A. Manufacturers:
1. Acme Engineering & Mfg. Corp.
2. Aerovent; a Twin City Fan company.
3. Carnes.
4. Greenheck.
5. JencoFan.
6. Loren Cook Company.
7. Penn Ventilation.
B. Construction: Aluminum construction with heavy gauge extruded
aluminum louvers on four sides with mitered and welded corners,
reinforcing channels on the interior, sheet aluminum top and
counterflashing angled up on the inside to afford additional weather
protection and condensation troughing.
C. Roof Curbs: Galvanized-steel sheet; with mitered and welded corners;
rigid fiberglass insulation adhered to inside walls; and wood nailer. Size as
required to fit roof opening and ventilator base.
1. Configuration: Wood cant strips around the curb only if
recommended for the roof system. Match roof slope so that the top of
the curb is level.
2. Overall Height: 12 inches.
D. Bird Screening: Aluminum, 1/2-inch square mesh.
D. Delete Paragraph “2.5 ROOF HOODS” and related sub-paragraphs.
ADDENDUM #1 - 3
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DRAWINGS
SHEET L-1.0, SITE PLAN
A. Revise plan to indicate location of construction fencing, including access gates.
B. Replace sheet L-1.0 with included revised drawing sheet.
SHEET U1.0, UTILITY PLAN
A. Add Water Service General Note: “New Domestic Water and Fire Service lines
shall comply with 2016 NFPA 13-1.2.2 and 3.8.1.11 and designed by individuals
certified by State of Ohio; installed and tested per 2016 NFPA 13-10 by
individuals certified by State of Ohio to install per OBC 901.2.”
B. Replace sheet U1.0 with included revised drawing sheet.
SHEET A1.2, FIRST FLOOR DEMOLITION
A. Delete dimension strings in corridor. Refer to Floor Plan for opening sizes.
B. Replace sheet A1.2 with included revised drawing sheet.
SHEET A2.2, FIRST FLOOR PLAN
A. Add dimension string in Engineering Staff 119.
B. Add dimension string in Work Room 116.
C. Revise lavatory fixture in Women 140.
D. Replace sheet A2.2 with included revised drawing sheet.
SHEET A2.4, PLAN ENLARGEMENTS
A. Revise lavatory fixture in Women 140 as shown on Detail 2/A2.4.
B. Replace sheet A2.4 with included revised drawing sheet.
SHEET A3.1, ROOF PLAN / MECH. PENTHOUSE PLAN
A. Add Roof Key Note, 18 as follows: “Hanger-rod mounted aluminum canopy”.
B. Add Roof Key Note, 19 as follows: “Aluminum downspout by canopy
manufacturer. Extend and outlet to catch basin in mechanical yard.”
C. Revise roof plan to indicate the aluminum canopy location and add key notes 18 and
19.
D. Add Vent Hood at Penthouse.
E. Replace sheet A3.1 with included revised drawing sheet.
SHEET A4.2, EXTERIOR ELEVATIONS
A. Revise Detail 2/A4.2 - West Elevation to indicate a downspout at the receving
canopy.
B. Replace sheet A4.2 with included revised drawing sheet.
ADDENDUM #1 - 4
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SHEET A6.4, WALL SECTIONS
A. Revise Auxilary Section Note 9.20 to read, “Wood wall panel w/ acoustic infill
panel over 5/8” plywood backer, refer to specifications. Install per
manufacturer’s requirements.”
B. Replace sheet A6.4 with included revised drawing sheet.
SHEET A6.6, WALL SECTIONS
A. Revise Auxilary Section Note 9.20 to read, “Wood wall panel w/ acoustic infill
panel over 5/8” plywood backer, refer to specifications. Install per
manufacturer’s requirements.”
B. Replace sheet A6.6 with included revised drawing sheet.
SHEET A6.7, WALL SECTIONS
A. Revise Section 4/A6.7 at Clerk transaction window.
B. Replace sheet A6.7 with included revised drawing sheet.
SHEET A8.5, CASEWORK ELEVATIONS/DETAILS
A. Revise noting on Details 10 & 11 referencing precast terrazzo base.
B. Replace sheet A8.5 with included revised drawing sheet.
SHEET A8.6, CASEWORK DETAILS
A. Revise noting on Sections 1 & 4 referencing precast terrazzo base.
B. Replace sheet A8.6 with included revised drawing sheet.
SHEET A8.7, CASEWORK DETAILS
A. Add note to Sections 2/A8.7 to indicate “1/4” caulk joint in terrazzo base @ wall
expansion joint”.
B. Replace sheet A8.7 with included revised drawing sheet.
SHEET A9.6, INTERIOR ELEVATIONS
A. Revise lavatory fixture designation on interior elevation Detail 5/A9.6.
B. Revise lavatory fixture designation on interior elevation Detail 9/A9.6.
C. Revise lavatory fixture and designation on interior elevation Detail 13/A9.6.
D. Replace sheet A9.6 with included revised drawing sheet.
SHEET A9.7, INTERIOR DETAILS
A. Details 1 & 4/A9.7, revise note referencing Wood Slat Wall System to “Wood slat
wall system w/ acoustic infill panels over 5/8” plywood backer”.
B. Detail 2/A9.7, add note to include “Acoustic infill panel between mounting strips”
and revise plywood thickness to 5/8” in lieu of 3/4”.
C. Replace sheet A9.7 with included revised drawing sheet.
ADDENDUM #1 - 5
This page summarizes the opportunity, including an overview and a preview of the attached documents.
