SINCLAIR COMMUNITY COLLEGE Dayton, Ohio. February 4, Addendum No. 1 TRANSMISSION VIA RETURN RECEIPT REQUESTED

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1 SINCLAIR COMMUNITY COLLEGE Dayton, Ohio February 4, 2016 Addendum No. 1 TRANSMISSION VIA RETURN RECEIPT REQUESTED TO THE DRAWINGS AND SPECIFICATIONS FOR: PROJECT NO. FAC RESTROOM RENOVATIONS INCLUDING PLUMBING & FIXTURES For SINCLAIR COMMUNITY COLLEGE Dayton, Ohio Prepared by: The Oregon Group Architects 300 S. Patterson Blvd. Dayton, Ohio TO ALL BIDDERS: This Addendum supplements and amends the original Plans and Specifications and shall be taken into account in preparing proposals and shall become a part of the contract documents. ADDITIONAL INFORMATION Item No. 1: Item No. 2: Item No. 3: Item No. 4: Pre-Bid Sign-in sheets are attached to this addendum. Pre-Bid Meeting Minutes and Sinclair Handouts are attached to this addendum. Sinclair Purchasing Department Bidders Required Documents Handout is attached to this addendum. The Building 12 North Men s and Women s restrooms have doors which can be locked during construction. No temporary enclosures are required at these two openings. TO THE SPECIFICATIONS Item No. 5: Document Summary, Part 1.4 Contractor Use of Premises: Contractor can only close one pair of Men s and Women s Restrooms in Building 12 at one time. Each pair can only be closed for 3 calendar days. Contractor must coordinate dates of restroom closings with Sinclair. Addendum No. 1-1

2 Item No. 6: Document Interior Architectural Woodwork: Clarification shallow shelves (Item U on Equipment Schedule) in Buildings 10 and 12 restrooms are to be made from 1 thick Corian solid surface material. The front edge shall have eased edges. TO THE DRAWINGS Item No. 7: Item No. 8: Item No. 9: Item No. 10: Item No. 11: Item No. 12: Drawings A1.2 thru A1.5, New Work Floor Plans: A. Clarification - Both Sanitary stacks in each restroom, Building 10, Floors 1-4 shall be replaced as part of Alternate #3. Both sanitary stacks serving the water closets and urinals/sinks. The vent stacks in both locations can remain. Drawings A1.2 thru A1.5, New Work Floor Plans: A. Add If Alternate #3 is accepted and the sanitary stacks are replaced, the sleeves at each floor line shall remain. All sleeves shall be firestopped for a 2-hour assembly with STI Technologies System No. C-AJ-1353 or approved equal. See attached cut sheet. All Drawings: A. Clarification Tile included in the Allowance are to be used for repair of damaged existing individual tiles. Tile in the Allowance should not be used for repairs or replacement of large wall areas indicated in the drawings or where walls will be removed and replaced. All Drawings: A. Clarification New Work Plans and Interior Elevation Drawings indicate entire walls to receive new tile. This is correct, entire existing walls are to received new tile where indicated. Drawing Sheet A2.5, Equipment Schedule: A. Substitute - Equipment Item J Solid Surface Lav Top with Integral Lav; change Model from Corian color Festival to Corian color Sahara. Integral sinks shall be Corian color Bisque. See Specification Section Drawings A1.2 thru A1.5, New Work Floor Plans: A. Add Contractor shall repair or replace existing duct insulation for the first eight feet from supply diffuser location. Supply diffusers shall be replaced in the same location as existing. Each restroom has two ceiling mounted supply diffusers. Supply diffuser model shall be Price Model 24x24/SCD/B12, contractor will need to verify existing duct size. Only the Women s Basement Restroom has two ceiling mounted exhaust grills. Exhaust grills shall be Price Model 24x24/80DAL/TB/B12. END OF ADDENDUM NO. 1 Addendum No. 1-2

3 SINCLAIR RESTROOM RENOVATIONS PRE-BID MEETING MINUTES Project Name: Sinclair Restroom Renovations Including Plumbing & Fixtures FAC Project Number: Date: Time: 2:00 pm Attendee Company Phone Rob Hensley Sinclair Comm. College Mark Schmid Sinclair Comm. College Kyle Zepernick Oregon Group Architects See attached Sign-in Sheets for additional attendees. 1) Introductions / Sign-In Registration sheet a. Rob Hensley, Sinclair Planning & Construction. b. Mark Schmid, Sinclair Purchasing. c. Kyle Zepernick, Oregon Group Architects. 2) Project Description a. Work of the Project includes renovation of five restrooms in Building 10, countertop and lavatory replacements in Building 12 and urinal screen installations at Building 13, at the Dayton campus of Sinclair Community College. 3) Bids due Thursday, February 11, :00PM a. Turn in bids to Sinclair Purchasing Department, Bldg. 7 Room ) Addenda Issued to date = 0 a. Last day for substitutions February 1st. b. Last day to submit questions for RFI February 5 th. c. Last day for addendum issued by architect February 8th. 5) Documents available - $ tax, non-refundable deposit. a. Arc Reprographics, 222 N. St. Clair St., Dayton, b. And multiple plan rooms. 6) Single Prime General Trades Contract 7) Published estimates in the Project Manual a. GC = $298,000.

4 b. G1 Alternate Deduct $3,250 Delete work associated with the urinal screen installations in Building 13. c. G2 Alternate Deduct $25,000 Delete all work associated with the countertop, lavatory and faucet replacements in Building 12. d. G3 Alternate Add $15,000 Add replacement of vertical sanitary stack in Building 10 restrooms. 8) Allowances to be included in Base Bid: replacement of X2 mosaic wall tile, 30 2 X2 mosaic floor tile, 120 linear feet of 2 wall cove base tile. 9) Prevailing wage rates apply. 10) Contractor will have access to the site 24/7. All noisy or disruptive work must be accomplished during third shift. Rooms surrounding restrooms will remain occupied. 11) All restrooms may be closed at once. 12) Building permit has been applied for. The permit fees are the responsibility of the contractor. Building Permit cost is anticipated at $ a. Contractor responsible for all other trade permits. 13) Bidding and questions: a. All questions must be submitted in writing to Oregon Group Architects via fax or . No verbal answers will be given. b. questions to kzepernick@oregongroup.com. 14) General Project items a. Construction start date: May 9, b. Project completion date (including punchlist items): August 22, ) Temporary Barricades as Required by Contractor, Coordinate with Owner. a. Barriers shall be constructed of plywood or gypsum board and stud walls with door opening, padlock will be provided by Sinclair. Signage to indicate restroom is closed will be provided by Sinclair. Project includes Women s Restrooms, be sensitive to privacy matters. 16) Dumpster location and staging areas to be coordinated with Owner. Fourth Street and Third Street might make the most sense. Contractor to secure 2-3 parking spaces on the street from City of Dayton. 17) No free parking is available for contractors meters or parking garage. Sinclair will provide 3 contractor s parking passes. Parking at the Fourth Street Contractor s spaces are on a first come - first served basis in the morning. 18) All contractors performing work on site shall attend the weekly progress meetings in Building ) Owner provided items to coordinate with GC. a. Toilet paper dispensers provided by Owner and installed by contractor. 20) Sinclair Supplemental Instructions to Bidders and Supplemental Conditions apply and are included in specifications. 21) SCC supplemental items (Rob Hensley). Handouts were passed out by Rob for the following items and will be attached to the addendum.

5 a. Prevailing Wage Contractor Responsibilities. Certified Payroll reports will be required. b. Notice to Contractors (When Campus is Closed). c. Smoking Policy. No smoking in buildings and only in designated areas outside. d. Burn Permits (includes welding) must be secured from Sinclair. One permit covers the entire project. e. Campus Map. 22) Keys for temporary enclosure doors and other rooms will need to be secured from Campus Police and tuned back in at the end of the day. 23) Pre-Bid sign-in sheets, meeting minutes, Supplementary Items, and Purchasing s Required Documents sheet will be included in the first addendum. 24) No LEED or other third party green certification is included in this project; however, see Construction Waste Management and Disposal specification section. 25) Sinclair will attempt to secure a classroom for contractor s material storage; however, it is not certain it will be provided. Classroom may not be in Building ) Walk through of job site to followed meeting.

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16 System No. C-AJ-1353 Ì79CAJÇ-UÈABÇ!7.7Î ANSI/UL1479 (ASTM E814) F Rating - 3 Hr T Rating - 0 Hr L Rating At Ambient - Less Than 1 CFM/sq ft L Rating At 400 F - Less Than 1 CFM/sq ft CAN/ULC S115 F Rating - 3 Hr FT Rating - 0 Hr FH Rating - 3 Hr FTH Rating - 0 Hr L Rating At Ambient - Less Than 1 CFM/sq ft L Rating At 400 F - Less Than 1 CFM/sq ft A 3 2 4A 2 4B 1 3 4B 4A A Section A-A 1. Floor or Wall Assembly - Lightweight or normal weight ( pcf or kg/m3) concrete floor or wall. Min thickness of concrete is shown in table in Item 4B. Floor may also be constructed of any min 6 in. (152 mm) thick hollow-core Precast Concrete Units*. Wall may also be constructed of any UL Classified Concrete Blocks*. Max diam of opening is 14 in. (356 mm). Max diam of opening in floors constructed of hollow-core is 7 in. (178 mm). See Concrete Blocks (CAZT) or Precast Concrete Units (CFTV) categories in the Fire Resistance Directory for names of manufacturers. 2. Steel Sleeve - (Optional) - Nom 14 in. (356 mm) diam (or smaller) Schedule 10 (or heavier) steel pipe or No. 26 ga (0.022 in. or 0.56 mm thick) sheet steel sleeve with square anchor flange spot welded to the sleeve at approx mid-height. Sleeve cast or grouted in place flush with floor or wall surfaces. Steel pipe sleeve may project a max of 2 in. (51 mm) beyond the floor or wall surfaces. 3. Through Penetrant - One metallic pipe, conduit or tube to be installed eccentrically or concentrically within the firestop system. The annular space between the pipe, conduit or tube and the periphery of the opening shall be min 0 in. ( point contact). The max annular space is 1 in. or 2 in. (25 or 51 mm) as shown in the table in Item 4B. Pipe, conduit or tube to be rigidly supported on both sides of the floor or wall assembly. The following types and sizes of metallic pipes, conduits and tubes may be used: A. Steel Pipe - Nom 12 in. (305 mm) diam (or smaller) Schedule 5 (or heavier) steel pipe. B. Iron Pipe - Nom 12 in. (305 mm) diam (or smaller) cast or ductile iron pipe. C. Conduit - Nom 6 in. (152 mm) diam (or smaller) rigid steel conduit, nom 4 in. (102 mm) diam (or smaller) steel electrical metallic tubing (EMT) or nom 4 in. (102 mm) diam (or smaller) flexible steel conduit. D. Copper Pipe - Nom 4 in. (102 mm) diam (or smaller) Regular (or heavier) copper pipe. E. Copper Tube - Nom 4 in. (102 mm) diam (or smaller) Regular L (or heavier) copper tube. Reproduced courtesy of Underwriters Laboratories, Inc. Created or Revised: January 23, 2014 (800) (908) FAX (908) techserv@stifirestop.com Website: R C-AJ-1353 PAGE 1 OF 2

17 3A. Through Penetrating Product* - Flexible Metal Piping - As an alternate to Item 3, one nom 2 in. (51 mm) diam (or smaller) flexible steel pipe (with or without plastic jacketing) to be installed either concentrically or eccentrically within the firestop system. The annular space between the pipe, conduit or tube and the periphery of the opening shall be min 0 in. ( 0 mm or point contact). The max annular space is 1 or 2 in. (25 or 51 mm) as shown in the table in Item 4B. Pipe to be rigidly supported on both sides of the floor or wall assembly. OMEGA FLEX INC GASTITE, DIV OF TITEFLEX WARD MFG L L C 4. Firestop System - The firestop system shall consist of the following: A. Packing Material - When required as shown in the table in Item 4B, min 4 pcf (64 kg/m3) mineral wool batt insulation compressed and tightly packed to min 2-1/4 in. (57 mm) thickness. Packing material recessed from top surface of floor or both surfaces of wall as required to accommodate fill material (Item 4B). When packing material is shown as being optional, mineral wool or glass fiber insulation or polyethylene foam backer rod may be used as a permanent form to facilitate installation of the fill material. In floors constructed of hollow-core precast concrete units, packing material to be recessed from both top and bottom surfaces of floor, as required to accommodate fill material (Item 4B). When steel sleeve projects from top of floor or from both sides of wall, the thickness of mineral wool batt packing material should be increased by an amount equal to the distance that the sleeve extends past the floor or wall surface. B. Fill, Void or Cavity Material* - Sealant - Fill material applied within annulus, flush with top surface of floor assembly or top edge of steel sleeve. In walls and in floors constructed from hollow core precast concrete units, fill material applied symmetrically on both sides of assembly flush with wall/floor surfaces or both ends of steel sleeve. At point contact location, apply min 1/4 in. (6 mm) diam bead of fill material at pipe/concrete interface or pipe/steel sleeve interface on top surface of floor or both surfaces of wall or precast concrete units. The fill material thickness shall be as specified in the following table: Min Concrete Thickness in. (mm) 2-1/2 (64) Steel Sleeve Optional Max Annular Space, in. (mm) 2 (51) Packing Material Required Min Fill Material Thickness F Rating in. (mm) 1/4 (6) 3 hr 4-1/2 (114) Optional 1 (25) Optional 1/2 (13) 2 hr SPECIFIED TECHNOLOGIES INC - SpecSeal LCI Sealant * Indicates such products shall bear the UL or cul Certification Mark for jurisdictions employing the UL or cul Certification (such as Canada), respectively. Reproduced courtesy of Underwriters Laboratories, Inc. Created or Revised: January 23, 2014 (800) (908) FAX (908) techserv@stifirestop.com Website: R C-AJ-1353 PAGE 2 OF 2