CITY OF NEWTON PUBLIC BUILDINGS DEPARTMENT SPECIFICATIONS FOR CEMENT PLASTERING CEILINGS/WALLS FY 2016 SCOPE The work under this contract shall consist of providing all labor, material, equipment, transportation and supervision necessary to PATCH CEMENT CEILINGS/WALLS at City Hall, Schools and other buildings as directed by the Public Buildings Department. CONTRACT TERM. The term of this contract shall extend from April 1, 2015 through March 31, 2016. The City, at its sole discretion, shall have the option to extend for two (2) additional one (1) year terms with no change in the contract price and terms and conditions. This contract amount shall not exceed $99,000. GYPSUM PLASTER DESCRIPTION Work included: Provide gypsum plaster as specified herein, and as needed for a complete and proper installation. QUALITY ASSURANCE Use adequate numbers of skilled workmen who are thoroughly trained and experienced in the necessary crafts and who are completely familiar with the specified requirements and the methods needed for proper performance of the work. MATERIALS Gypsum plaster: Comply with provisions of ASTM C28. Determine proper gypsum plaster to be used for the conditions of application and method of application, and provide such gypsum plaster in accordance with provisions of ASTM C28. Gypsum plaster: Comply with ASTM C61. Keene’s cement Lime: Special finishing hydrated lime: Comply with ASTM C206, type “S.” Normal finishing hydrated lime (for use where plaster is not in contact with poured concrete or concrete unit masonry): Aggregate: Sand: Base coat: Comply with ASTM C35. Finish coat: Comply with ANSI A42.1. Fine silica sand: Provide material with grading: Retention on number 30 sieve: 0%; Retention on number 100 sieve: Not less than 40%. Vermiculite: Base coat:
CITY OF NEWTON PUBLIC BUILDINGS DEPARTMENT SPECIFICATIONS FOR CEMENT PLASTERING CEILINGS/WALLS FY 2016 SCOPE The work under this contract shall consist of providing all labor, material, equipment, transportation and supervision necessary to PATCH CEMENT CEILINGS/WALLS at City Hall, Schools and other buildings as directed by the Public Buildings Department. CONTRACT TERM. The term of this contract shall extend from April 1, 2015 through March 31, 2016. The City, at its sole discretion, shall have the option to extend for two (2) additional one (1) year terms with no change in the contract price and terms and conditions. This contract amount shall not exceed $99,000. GYPSUM PLASTER DESCRIPTION Work included: Provide gypsum plaster as specified herein, and as needed for a complete and proper installation. QUALITY ASSURANCE Use adequate numbers of skilled workmen who are thoroughly trained and experienced in the necessary crafts and who are completely familiar with the specified requirements and the methods needed for proper performance of the work. MATERIALS Gypsum plaster: Comply with provisions of ASTM C28. Determine proper gypsum plaster to be used for the conditions of application and method of application, and provide such gypsum plaster in accordance with provisions of ASTM C28. Gypsum Keene’s cement plaster: Comply with ASTM C61. Lime: Special finishing hydrated lime: Comply with ASTM C206, type “S.” Normal finishing hydrated lime (for use where plaster is not in contact with poured concrete or concrete unit masonry): Aggregate: Sand: Base coat: Comply with ASTM C35. Finish coat: Comply with ANSI A42.1. Fine silica sand: Provide material with grading: Retention on number 30 sieve: 0%; Retention on number 100 sieve: Not less than 40%. Vermiculite: Base coat:
plastering-contract.docx