ADDENDUM NO. 1 May 31, 2018

Transcription

1 ADDENDUM TO SPECIFICATIONS ENTITLED Spartanburg Community College P. Dan Hull Building Reroofing Construction Project at RAs -7 DATED April 08 ADDENDUM NO. May, 08 The Specifications and Drawings contained in the project manual P. Dan Hull Building Reroofing Construction Project at RAs -7 and dated April 08 are amended as follows:. PRE-BID DISCUSSION Attached please find the Pre-Bid Meeting Summary dated May 0, 08 ( pages). With enclosures: o Meeting attendants sign in sheet ( page).. CLARIFICATIONS TO THE SPECIFICATION a) Roof Area is being subdivided into two areas, a & b. a. a will be in the BASE BID. b. b will be in ALTERNATE No. b) Roof Areas 5, & 7 are now being considered Not in Contract.. CHANGES TO SPECIFICATION a) In Section 000 Summary of Work page, Article. BASE BID WORK, delete Subparagraph.. in its entirety and Add the following new subparagraph:.. Roof Area a: Work generally consists of: The complete Removal of: 5 mil TPO temporary roof membrane (mechanically attached and spot adhered in low rise foam adhesive to the Cement Wood Fiber decking), existing aggregate surfacing, asphalt and fiberglass felt Built-Up Roofing system and.5 mineral perlite insulation adhered in asphalt, mechanically attached base sheet down to the existing Cement Wood Fiber decking, metal and bituminous flashings, abandoned equipment curbs and metal and flexible bellows expansion joints. At new control joint, prepare RA b side of control joint by removing aggregate feet past the cut line of the existing roof; Preparations including but not limited to: repairs to existing Cement Wood Fiber decking to receive new Modified Asphalt Roofing Assembly, and repairs to decking where abandoned curbs are removed, temporary shoring of existing supply and return duct work until existing H-Frame duct supports with pyramid thermoplastic bases can be adjusted to conform with the new roofing assembly; and the New installation of: mechanically attached base sheet over rosin sized sheathing paper, polyisocyanurate base insulation layers and polyisocyanurate tapered insulation at backslopes, crickets and saddles between main roof drains, gypsum insulation cover board adhered in low rise foam adhesive, base ply PF WBS:bsa ADD-

2 membrane adhered in hot or cold asphalt adhesive, finish ply membrane adhered in cold asphalt adhesive, reinforced liquid resin flashings, metal & and sheet metal flashings, metal expansion and control joint flashings, and miscellaneous accessories to form a complete watertight roofing assembly. b) In Section 000 Summary of Work page, Article. ALTERNATE BID WORK, delete Subparagraph.. in its entirety and Add the following new subparagraph:.. ALTERNATE NO. (Roof Area b): Work generally consists of: The complete Removal of: existing aggregate surfacing, asphalt and fiberglass felt Built-Up Roofing system and.5 mineral perlite insulation adhered in asphalt, mechanically attached base sheet down to the existing Cement Wood Fiber decking, metal and bituminous flashings, abandoned equipment curbs and metal and flexible bellows expansion joints; Preparations including but not limited to: repairs to existing Cement Wood Fiber decking to receive new Modified Asphalt Roofing Assembly, and repairs to decking where abandoned curbs are removed; and the New installation of: mechanically attached base sheet over rosin sized sheathing paper, polyisocyanurate base insulation layers and polyisocyanurate tapered insulation at backslopes, crickets and saddles between main roof drains, gypsum insulation cover board adhered in low rise foam adhesive, base ply membrane adhered in hot or cold asphalt adhesive, finish ply membrane adhered in cold asphalt adhesive, reinforced liquid resin flashings, metal & and sheet metal flashings, metal expansion joint flashings, and miscellaneous accessories to form a complete watertight roofing assembly. c) In Section 07 5 MODIFIED BITUMEN MEMBRENE ROOFING page, Article.. ROOF INSULATION, delete Subparagraph... in its entirety and Add the following new subparagraph:... Polyisocyanurate Roof Insulation.5 and Flat: ASTM C 89 Type II such as JM: E NERG Y (Siplast Paratherm; Soprema Sopra-ISO) x 8 maximum size for mechanically attached. d) In Section 07 5 MODIFIED BITUMEN MEMBRENE ROOFING page, Article.. FINISH PLY, delete Subparagraph... in its entirety and Add the following new subparagraph:... JM: DynaGlas FR CR: 75# / 00 sq. ft. minimum weight, (Siplast Paradiene 0 FR CR, white; S: Elastophene LS FR GR SG).. CLARIFICATIONS TO THE DRAWINGS a) None. 5. CHANGES TO THE DRAWINGS a) K changed to reflect the new roof area designations b) R changed to reflect the new roof area designations; Added a Control Joint to separate RAs a & b. The supply duct, curbs and all duct supports at RA a were added. Additional abandoned equipment curbs were added to RA PF WBS:bsa ADD-

3 a. Sleeper mounted HVAC and pipe penetration housing was added to RA a. c) Voided Detail - HVAC Rail; Added Detail 5 New Control Joint; and added Detail Existing Duct Support.. CONTRACTOR QUESTIONS DURING BID PERIOD a) None. Nothing herein is interpreted or construed as changing any provisions of the specifications except as specifically stated herein. END OF ADDENDUM NO. Attachment(s): 5//8 Pre-Bid Meeting Summary dated May 0, 08. ( pages) Meeting attendants Sign- In Sheet ( pages) Drawings K, R and PF WBS:bsa ADD-

4 BUILDING CODE ANALYSIS (FORM F) BASIC BUILDING CODE INFORMATION FIRE RESISTANCE RATING OF BUILDING ELEMENTS STRUCTURAL DESIGN INFORMATION, BUILDING ENERGY INFORMATION SITE RA a RA RA RA RA a RA b PROJECT DATA A.PROJECT DESIGNED IN ACCOANCE WITH:. INTERNATIONAL BUILDING CODE - 05 EDITION.INTERNATIONAL PLUMBING CODE - 05 EDITION.INTERNATIONAL FIRE CODE - 05 EDITION.INTERNATIONAL EXISTING BUILDING CODE - 05 EDITION 5.INTERNATIONAL ENERGY CONSERVATION CODE EDITION.NATIONAL FIRE PROTECTION ASSOCIATION 0-0 EDITION B.BASIC REVIEW INFORMATION. EXISTING BUILDING IS STORY METAL FRAME AND REINFORCED CONCRETE MASONRY UNIT (CMU) LOAD BEARING WALL CONSTRUCTION. ROOF AREAS - INCLUDE STEEL PERLINS AND LONG-SPAN JOISTS AND CORRUGATED STEEL DECKING. ROOF AREA INCLUDES CMU WALLS AND CORRUGATED STEEL DECKING..AREA OF AFFECTED ROOF (RA): 5, SF TOTAL a. RA :,8 SF b. RA :,80 SF c. RA :,80 SF d. RA a: 0, SF d. RA b:,78 SF e. RA 5: 5,09 SF f. RA :,95 SF g. RA 7:,07 SF.ROOF HEIGHT ABOVE GRADE: a. RA : ' b. RA,: 8' c. RA -7: '.PRIMARY OCCUPANCY CLASS: GROUP B CIVIC ADMINSTRATION 5.CLASS A ROOF COVERING C.PROJECT IN FIRE DISTRICT: YES REROOFING CONSTRUCTION PROJECT SPARTANBURG COMMUNITY COLLEGE P. DAN HULL BUILDING 800 BRISACK ROAD SPARTANBURG, SOUTH CAROLINA 90 COMPOSITE ROOF PLAN K R D D DRAWING INDEX KEY PLAN, PROJECT DATA & SITE VICINITY ROOF PLAN DETAILS DETAILS DETAILS DETAILS LEGEND = AREA TO BE REPLACED = AREA NOT IN CONTRACT = ALTERNATE AREA N SHEET TITLE: Shepard & Associates, LLC REVISION DATE APPROVED KEY PLAN 05/0/8 WBS PROJECT DESCRIPTION: STATE PROJECT NO. H59-N7-PD ADD. 05/0/8 WBS REROOFING AT P. DAN HULL BUILDING 57 Dreher Shoals Road, Suite Irmo, South Carolina 90 CLIENT NAME: Phone: (80) Fax: (80) REVISIONS SPARTANBURG COMMUNITY COLLEGE PF NO DATE: 0//8 SCALE: NTS DRAWN BY PIJ CHECKED BY WBS VICINITY MAP D.STRUCTURAL INFORMATION:. ROOF AREAS -: CONSTRUCTION WILL MAKE NO APPRECIABLE CHANGE IN DEAD LOADING. RA # = ALTERNATE AREA = ROOF AREA LABEL CONSTRUCTION DOCUMENTS SHEET K

5 RA a UPPER LOWER D PPH HVAC 5 WATER WATER UPPER LOWER D EF EF RA b A/C EF HVAC HVAC PPH D A/C PPH D EF EF FAV UPPER LOWER GV N GV RA LEGEND = ROOF AREA DESIGNATION = SLOPE IN STRUCTURE = SLOPE IN INSULATION = CURB MOUNTED HVAC = POWER VENT = ROOF DRAIN = ROOF HATCH = WALL MOUNTED LADDER = EXPANSION JOINT = CONTROL JOINT = SPIRAL DUCT SHEET TITLE: REVISION DATE APPROVED ROOF PLAN Shepard & Associates, LLC PROJECT DESCRIPTION: REVISIONS STATE PROJECT NO. H59-N7-PD 57 Dreher Shoals Road, Suite Irmo, South Carolina 90 Phone: (80) Fax: (80) REROOFING AT P. DAN HULL BUILDING 05/0/8 WBS ADD. 05//8 WBS SPARTANBURG COMMUNITY COLLEGE CLIENT NAME: D OFD RA D D D RA D D RA OFD D D OFD OFD RA a D PF NO DATE: 0//8 D SCALE: NTS DRAWN BY PIJ COMPOSITE ROOF PLAN CHECKED BY WBS SHEET CONSTRUCTION DOCUMENTS R

6 EXISTING ABANDONED EQUIPMENT CURB NEW 0mil. C FLASHING NEW METAL LOCKING CLEAT MAX. '-0" O.C. NEW CAP SHEET NEW BASE PLY NEW INSULATION OVERLAY NEW BASE INSULATION NEW BASE SHEET OVER RED ROSIN PAPER NEW BASE INSULATION NEW METAL DECKING NEW xx ANGLE NEW METAL RAIL CAP NEW 0mil. C FLASHING NEW METAL LOCKING CLEAT VARIES EXISTING STRUCTURE ABANDONED EQUIPMENT CURB NEW METAL COPING CAP NEW WOOD CONTROL JOINT NEW METAL LOCKING CLEAT NEW BASE PLY, BACKER PLY, AND BASE FLASHING NEW AGGREGATE SURFACING NEW 0mil. C FLASHING CUT LINE HVAC RAIL VOIDED BY ADDENDUM NEW METAL COPING CAP NEW METAL EQUIPMENT RAIL NEW PLY BUR ASSEMBLY NEW TOGGLE BOLTS NEW WOOD CONTROL JOINT NEW CAP SHEET CREATE INSULATION ENVELOPE FOLD WITH BASE SHEET NEW STRIPPING PLY NEW BASE PLY NEW INSULATION OVERLAYMENT NEW SACRIFICIAL CAP SHEET ADHERED TO MEMBRANE NEW -PLY MEMBRANE NEW BASE INSULATION NEW BASE SHEET OVER ROSIN SIZED PAPER EXISTING STRUCTURE EXISTING DUCT SUPPORT SYSTEM TO BE ADJUSTED AND ADHERED BY ROOF CONTRACTOR HIGH EAVE NEW WOOD BLOCKING " MIN. NEW 0 MIL C FLASHING NEW GRAVEL STOP FASCIA AND LOCKING CLEAT EXISTING WOOD BLOCKING EXISTING PRECAST FASCIA SHEET TITLE: REVISION DATE APPROVED DETAILS Shepard & Associates, LLC PROJECT DESCRIPTION: REVISIONS STATE PROJECT NO. H59-N7-PD 57 Dreher Shoals Road, Suite Irmo, South Carolina 90 Phone: (80) Fax: (80) REROOFING AT P. DAN HULL BUILDING 05/0/8 WBS ADD. 05//8 WBS SPARTANBURG COMMUNITY COLLEGE CLIENT NAME: EXPANSION JOINT SPUD AGGREGATE BACK ' FROM CUT LINE NEW TOGGLE BOLTS EXISTING -PLY ASPHALT & FG FELT MEMBRANE OVER /" MINERAL PERLITE INSULATION OVER BASE SHEET 5 CONTROL JOINT NEW IN ADDENDUM NEW BASE SHEET NEW BASE INSULATION NEW OVERLAYMENT BOA EXISTING CWF DECKING HVAC DUCT SUPPORT NEW IN ADDENDUM PF NO DATE: 0//8 SCALE: NTS DRAWN BY PIJ CHECKED BY WBS SHEET CONSTRUCTION DOCUMENTS

7 Shepard & Associates, LLC 57 Dreher Shoals Road, Suite, Irmo, SC 90 / Phone (80) / Fax (80) Mr. David Barber Maintenance Supervisor/SCEM/Campus Operations Spartanburg Community College May 0, 08 PF: Subject: P Dan Hull Building Reroofing Construction Project RAs -7 Dear Mr. Barber: A pre-bid meeting was held at 0:00 AM on May, 08 on site at Spartanburg Community College (SCC) P. Dan Hull Building for the subject project. The following attended and a meeting sign-in sheet is attached hereto. Mr. Carl Morse Pickens Roofing Mr. Brad Wingo Roofer s Supply of Greenville Mr. Nick Gauvreau Mecklenburg Roofing Mr. Kenneth Fennell CE Bourne & Co, Inc Mr. Mitchell Sailors Bone Dry Roofing (Athens office) Mr. Blount Shepard Mr. Adam Warren Shepard & Associates, LLC Phone: 8/ Fax: 8/ carl@pickensroofing.com Phone: 8/ Fax: brad@rooferssupplyinc.com Phone: 70/9-0 Fax: nick@mecklenburgroofing.com Phone: 8/-088 Fax: 8/-5 kenneth@cebourne.com Phone: 70/7-87 Fax: msailors@bonedryroofing.net Phone: Fax: becki@shepardandassociates.us DISCUSSION/QUESTIONS The Owner, Spartanburg Community College, has retained Shepard & Associates, LLC, architects, to prepare contract documents for competitive bidding and for the administration of the contract for construction of the subject work. The point of contact for the Architect is Mr. Adam Warren. Mr. David Barber is the day-to-day contact for the Owner. ) All attendees were reminded to sign the roster to confirm their firm s presence at the pre-bid conference. ) Mr. Shepard announced that the bid opening date is June 7 th, 08 at :00 pm. ) Bidders were reminded that it is their responsibility to make sure that their bid has been received by the Owner s representative. Late bids will be rejected as being non-responsive. Page of

8 May 0, 08 PF ) Bidders were informed that AIA Document A Instructions to Bidders applies to this project. 5) The Bid Form was reviewed, and an announcement made that all blanks on the form must be filled in by the Contractor. ) There is a requirement for a bid bond in the amount of 5% of the Base Bid amount on this project. 7) There will be a requirement of the successful bidder to provide a 00% Performance Bond, and Labor and Material Payment Bond. 8) All bids submitted are to be good for a period of no less than 0 days. 9) The Owner wishes to have the project begin within days after Notice to Proceed and completed in the Summer of 08. The project must be substantially completed in 5 calendar days from the date of commencement. 0) Liquidated Damages will be assessed against final payment in the amount of $00.00 per day for every calendar day that final completion exceeds the established project end date. ) Weather delays were discussed, and Bidders were informed that 5 calendar days per month have been built into the project schedule for adverse weather. ) The Bidders were informed that the Unit Price quantities expressed in the Bid Documents are to be included in the Base Bid price. Refer to SECTION 005 MEASUREMENT AND PAYMENT. ) Visits back to the site during the bid period are permitted. Contractors should contact Mr. David Barber to make arrangements prior to performing any field work and check out when they leave. Contractors were instructed to provide their own means of access to the roof. ) There is a requirement for the Contractor to provide an Asbestos Free warranty for all work at all locations under this contract. 5) There is a requirement for the Contractor to provide an installer s -year watertight warranty for all work at all locations under this contract. ) The successful Contractor is responsible for all permits and licenses required for the work contained in the project. 7) The successful Contractor will be responsible for maintaining the roof areas included in this project watertight for the entire duration of the project. 8) The Bidders were reminded that by executing their bids they are certifying that their firms maintain a drug free workplace in accordance with SC law. 9) The project existing conditions, removals, preparation requirements and installations of new materials were discussed during a review of the project specifications and drawings. The following comments were addressed in the meeting: The Project Alternate No. roof area will be reduced by making RAs 5, & 7, Not in Contract. o RA will be given the new designation of RA a and RA b. o RA a will be a part of the base bid and RA b will become Alternate No.. The Soprema Polyisocyanurate Insulation was not included in the specifications and the Sopra- ISO insulation will be added by Addendum. Page of

9 May 0, 08 PF The modified asphalt finish ply manufactured by Soprema was incorrectly labeled in the specifications and the Soprema Elastophene LS FR GR SG will be added by Addendum. HVAC Rail - Detail on Drawing sheet, is incorrect. Detail will be voided by Addendum and replaced with a new duct support Detail on Drawing Sheet. A new Control Joint separating RA a from b will be a part of the Base Bid. This detail will be Detail 5 on Drawing sheet and be added by Addendum. Hearing no questions, a walk through was conducted at P. Dan Hull Building to give a physical/visual reference of the locations of the work to be performed. There being no further questions or discussion the meeting was adjourned at approximately :08 am. All recipients of this summary are requested to notify the office of the Architect in writing of any item they feel is stated in error or has been omitted such that the item may become a part of the written project record. If you should have any questions regarding these meeting minutes, please do not hesitate to contact me directly at 80/ Respectfully, Shepard & Associates, LLC Wm. Blount Shepard Principal WBS:bsa Page of

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