A D D E N D U M. DATE: March 28, 2018 BID NUMBER: ADDENDUM NUMBER: 001. BID TOPIC: Paint and Supplies Yearly Contract

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1 A D D E N D U M CHESAPEAKE PUBLIC SCHOOLS Purchasing Department 312 Cedar Road Chesapeake, Virginia (757) (757) (Fax) DATE: March 28, 2018 BID NUMBER: ADDENDUM NUMBER: 001 BID TOPIC: Paint and Supplies Yearly Contract In reference to Bid # , the following additional information is provided. Please make note of the clarifications and information, and prepare your response to include these changes. Question #1: After searching online it appears that the line 1 item B31WW5251 is no longer made. I am trying to cross reference it. Can you confirm that this is what is wanted. My research shows that to be Masterhide S/G, color doe skin and it appears that it is no longer in production. Answer Question #1: Yes, we currently purchase this Sherwin Williams product. You may submit an alternate; however, as our bid indicates, If proposing an alternate brand, all products must meet the Sherwin Williams' composition / ingredients to be designated as an "Approved Equal." Question #2: Line 5: TM2320 SW premium fast dry wb traffic marking paint seems to be gone from existence as well. Answer Question #2: We currently purchase this Sherwin Williams product. You may submit an alternate; however, as our bid indicates, If proposing an alternate brand, all products must meet the Sherwin Williams' composition / ingredients to be designated as an "Approved Equal." Question #3: Am I supposed to submit the samples prior to bid or upon request before the bid has been awarded? Answer Question #3: Please refer to Special Conditions, Page 28, #20 regarding samples. Question #4: When I submit pricing, should it reflect five gallon pail pricing or single gallons? Answer Question #4: Pricing for Items #1 - #4 should be per 1-gallon can. Pricing for Items #5 - #7 should be per 5-gallon can. Attached are replacement pages for Pages to reflect the change in unit to 5-gallon cans for Items #5 - #7. The Chesapeake Public School System is an equal educational opportunity school system. The School Board of the City of Chesapeake also adheres to the principles of equal opportunity in employment and, therefore, prohibits discrimination in terms and conditions of employment on the basis of race, sex, national origin, color, religion, age, or disability.

2 Bid # ~ Steps and Ramps for Portable Classrooms Addendum #001 Page 2 March 28, 2018 Question #5: Where can I get a copy of the previously awarded bid? Answer Question #5: Attached is a copy of the award letter from the last bid. Please acknowledge receipt of this Addendum by initialing next to the addendum number on the Letter of Transmittal. Sincerely, Michele Zimbro, CPPB Buyer

3 VENDOR S RESPONSE / BID PROPOSAL FORM ~ PAINT Vendor: 5. No. Unit Specifications 5 Gallon Part No. TM2320: Sherwin-Williams Premium Fast Dry Waterborne Traffic Marking Paint, White, or Approved Equal $ Unit Cost (per Gallon) Brand Name and Part Number % by Weight CAS# Ingredient(s) Units Vapor Pressure Methanol ACGIH TLV 200 ppm (Skin) 92 mm ACGIH TLV 250 ppm (Skin) STEL OSHA PEL 200 ppm (Skin) OSHA PEL 250 ppm (Skin) STEL Calcium Carbonate Titanium Dioxide OSHA PEL 10 mg / m3 Total Dust NOTES: Product Weight: lb / gal Specific Gravity: 1.70 Boiling Point: F Melting Point: Not Available Volatile Volume: 37% Evaporation Rate: Slower than Ether Vapor Density: Heavier Than Air Solubility in Water: Not Available ph: 7.6 Volatile Organic Compounds: (VOC Theoretical As Packaged) 0.76 lb / gal 91 g/l Less Water and Federally Exempt Solvents 0.53 lb / gal 63 g/l Emitted VOC 34

4 VENDOR S RESPONSE / BID PROPOSAL FORM ~ PAINT Vendor: 6. No. Unit Specifications 5 Gallon Part No. TM2153: Sherwin-Williams HOTLINE Fast Dry Waterborne Traffic Marking Paint, Yellow, or Approved Equal $ Unit Cost (per Gallon) Brand Name and Part Number % by Weight CAS# Ingredient(s) Units Vapor Pressure Methanol ACGIH TLV 200 ppm (Skin) 92 mm ACGIH TLV 250 ppm (Skin) STEL OSHA PEL 200 ppm (Skin) OSHA PEL 250 ppm (Skin) STEL Calcium Carbonate Titanium Dioxide OSHA PEL 10 mg / m3 Total Dust NOTES: Product Weight: lb / gal Specific Gravity: 1.69 Boiling Point: F Melting Point: Not Available Volatile Volume: 37% Evaporation Rate: Slower than Ether Vapor Density: Heavier Than Air Solubility in Water: Not Available ph: 7.6 Volatile Organic Compounds: (VOC Theoretical As Packaged) 0.82 lb / gal 91 g/l Less Water and Federally Exempt Solvents 0.59 lb / gal 63 g/l Emitted VOC 35

5 VENDOR S RESPONSE / BID PROPOSAL FORM ~ PAINT Vendor: 7. No. Unit Specifications 5 Gallon Part No. TM2221: Sherwin-Williams HOTLINE Fast Dry Waterborne Traffic Marking Paint, Black, or Approved Equal $ Unit Cost (per Gallon) Brand Name and Part Number % by Weight CAS# Ingredient(s) Units Vapor Pressure Methanol 92 mm ACGIH TLV 200 ppm (Skin) ACGIH TLV 250 ppm (Skin) STEL OSHA PEL 200 ppm (Skin) OSHA PEL 250 ppm (Skin) STEL Quartz ACGIH TLV mg / m3 as Resp. Dust OSHA PEL 0.1 mg / m3 as Resp. Dust Calcium Carbonate Magnesium Carbonate Carbon Black ACGIH TLV 3.5 mg / m3 OSHA PEL 3.5 mg / m3 NOTES: Product Weight: lb / gal Specific Gravity: 1.66 Boiling Point: F Melting Point: Not Available Volatile Volume: 38% Evaporation Rate: Slower than Ether Vapor Density: Heavier Than Air Solubility in Water: Not Available ph: 9.8 Volatile Organic Compounds: (VOC Theoretical As Packaged) 0.72 lb / gal 86 g/l Less Water and Federally Exempt Solvents 0.49 lb / gal 59 g/l Emitted VOC Volatile Organic Compounds: (VOC As Applied) <0.83 lb / gal < 100 g/l Less Water and Federally Exempt Solvents 36

6 CHESAPEAKE PUBLIC SCHOOLS Purchasing Department 312 Cedar Road Chesapeake, Virginia (757) (757) (Fax) FROM: Michele Zimbro, CPPB, Buyer SUBJECT: Announcement of Award: Bid # ~ Paint and Supplies Yearly Contract DATE: September 20, 2013 The Chesapeake Public Schools in accordance with the Letter of Invitation to Bid, Conditions of Bid and Specifications governing Bid No provides this Announcement of Award as follows: Item Successful Unit Vendor Cost Brand / Item Number Paint 1. The Sherwin Williams Company $10.99 Sherwin Williams #B31WW The Sherwin Williams Company $19.85 Sherwin Williams #B54W The Sherwin Williams Company $26.00 Sherwin Williams #K46W The Sherwin Williams Company $20.00 Sherwin Williams #B51W The Sherwin Williams Company $12.04 Sherwin Williams #TM The Sherwin Williams Company $12.04 Sherwin Williams #TM The Sherwin Williams Company $12.04 Sherwin Williams #TM Supplies 1. The Sherwin Williams Company $.49 Sherwin Williams # The Sherwin Williams Company $4.35 Sherwin Williams # The Sherwin Williams Company $4.77 Sherwin Williams # The Sherwin Williams Company $4.32 Sherwin Williams # The Sherwin Williams Company $3.95 Sherwin Williams # The Sherwin Williams Company $2.54 Sherwin Williams # The Sherwin Williams Company $1.95 Sherwin Williams # The Sherwin Williams Company $2.23 Sherwin Williams # The Sherwin Williams Company $2.39 Sherwin Williams # The Sherwin Williams Company $2.80 Sherwin Williams # The Sherwin Williams Company $3.08 Sherwin Williams # The Sherwin Williams Company $3.40 Sherwin Williams # The Sherwin Williams Company $1.05 Sherwin Williams # The Sherwin Williams Company $1.10 Sherwin Williams # The Sherwin Williams Company $1.89 Sherwin Williams # The Sherwin Williams Company $4.65 Sherwin Williams # The Sherwin Williams Company $2.89 Sherwin Williams # The Chesapeake Public School System is an equal educational opportunity school system. The School Board of the City of Chesapeake also adheres to the principles of equal opportunity in employment and, therefore, prohibits discrimination in terms and conditions of employment on the basis of race, sex, national origin, color, religion, age, or disability