DIVISION 3 CONCRETE WORK SECTION 03 30 00

1 DIVISION 3 CONCRETE WORKSECTION 03 30 00 CONCRETE WORKPART 1 RELATED DOCUMENTSA. drawings and General Provisions of the Contract, including General and Supplementary Conditions, and otherDivision I Specification Sections, apply to this SUMMARYA. The scope of work under this SECTION includes all labor, materials arid services necessary to complete allconcrete work as specified herein and set forth on the drawings for this work Included:1. Replacement of CONCRETE RELATED WORKA. The following similar work is specified under other Sections:1. SECTION 01 45 23, Testing and Inspection Services2. SECTION 04 42 10, Masonry Supported Stone Cladding3. SECTION 04 42 15, Stone Cladding Restoration4. SECTION 31 23 00, Excavation and REFERENCESA. Codes and Standards: Comply with provisions of the latest editions of the following codes, specifications andstandards, except where more stringent requirements are shown or specified:1.

2 American Society of Testing and Materials "Listed Standard"2. ACT 301 .." .Specifications for Structural CONCRETE for Buildings".3. ACT 318 ..".Building Code Requirements for Reinforced CONCRETE ".4. CRSI .. CONCRETE Reinforcing Steel Institute, "Manual of Standard Practice".5. New Jersey Department of Transportation "Standard Specifications". QUALITY ASSURANCEA. CONCRETE Testing Service: Employ, at Contractor's expense, a testing laboratory prequalified in ConcreteMaterials Testing by the State of New Jersey, Department of the Treasury, DIVISION of Property Managementand Construction to design CONCRETE mixes and perform material evaluation tests related to the CONCRETE and installed work may require testing and retesting, as directed by Architect, at any time during theprogress of work .

3 Allow free access to material stockpiles and facilities. Tests, not specifically indicated to bedone at Owner's expense, including retesting of rejected materials and installed work , shall be done atContractor's INFILTRATION REPAIRS PAGE 3-1 OCTOBER 21,2011 TAXATION BUILDINGTRENTON, MERCER COUNTY, NJPROYWCT No. Al 17-00 DIVISION 3 CONCRETE SUBMITTALSA. Product Data: Submit manufacturer's product data with application and installation instructions for proprietarymaterials and items, including reinforcement and forming accessories, admixtures, patching compounds, jointsystems, curing compounds, and others as requested by Shop drawings ; Reinforcement: Submit shop drawings for fabrication, bending, and placement of concretereinforcement. Comply with ACI 315 "Manual of Standard Practice for Details and Detailing of ReinforcedConcrete Structures" showing bar schedules, stirrup spacing, diagrams of bent bars, and arrangement of concretereinforcement.

4 Include special reinforcement required and openings through CONCRETE Laboratory Test Reports: Submit laboratory test reports for CONCRETE materials and mix design tests as CONCRETE Field Testing and Inspection Reports: Submit field reports for on-site testing. Field reports must besubmitted on same day testing is Material Certificates: Provide materials certificates for cement, aggregates, admixtures, reinforcing, welded wirefabric, non-shrink grout, curing compounds and non-slip aggregates. Material certificates shall be signed bymanufacturer and Contractor, certifying that each material item complies with, or exceeds, 2 - FORM MATERIALSA. Forms for Exposed Finish CONCRETE : Unless otherwise indicated, construct formwork for exposed concretesurfaces with plywood, metal, metal-framed plywood faced or other acceptable panel-type materials, to providecontinuous, straight, smooth, exposed surfaces.

5 Furnish in largest practicable sizes to minimize number ofjointsand to conform to joint system when shown on drawings . Provide form material of sufficient thickness towithstand pressure of newly-placed CONCRETE without bow or Forms for Unexposed Finish CONCRETE : Form CONCRETE surfaces which will be unexposed in finished structurewith plywood, lumber, metal or other acceptable material. Provide lumber dressed on at least 2 edges and oneside for tight Form Coatings: Provide commercial formulation form-coating compounds that will not bond with, stain noradversely affect CONCRETE surfaces, and will not impair subsequent treatments of CONCRETE Use flexible spring steel forms or laminated boards to form radius CONCRETE MATERIALSA. Portland Cement: ANSIIASTM C 150, Type 1, Conforming to SECTION 914 of NJDOT Standard white CONCRETE for curbs meeting the same specifications.

6 Flyash is not Use one brand of cement throughout project, unless otherwise acceptable to Aggregates:1. Normal Weight Aggregates: ANSIIASTM C 33, and as herein specified. Provide aggregates from asingle source for exposed Local aggregates not complying with ANSIIASTM C 33 but which have shown by special test or actualservice to produce CONCRETE of adequate strength and durability may be used when acceptable to Water: Air-Entraining Admixture: ANSI/ASTM C Products: Subject to compliance with requirements, provide one of the following:1. "Air-Mix" or "Perma Air"; Euclid Chemical "Daravair"; Grace Construction "MB-VR" or "MB AE 90"; Master "Sika AER"; Sika Chemical Water-Reducing Admixture: ANSIIASTM C 494, Type A, and contain not more than chlorideions.

7 Products: Subject to compliance with requirements, provide one of the following:WATER INFIL-TRATION REPAIRS PAGE 3-2 OCTOBER 21,2011 TAXATION BIUDINGTRENTON, MERGER COUNTY, NJPROJEcT No. Al 117-00 DIVISION 3 CONCRETE WORK1. "Eucon WR-75"; Euclid Chemical "WRDA with Hycol"; Grace Construction "Pozzolith 220N",- "MBL-82" or "Polyheed 997; Master Builders "Plastocrete 161"; Sika Chemical High-Range Water-Reducing Admixture (Super Plasticizer): ASTM C 494, Type F or Type G and contain notmore than chloride ions. Products: Subject to compliance with requirements, provide one of thefollowing:1. "Eucon 37"; Euclid Chemical "Daracem 100"; Grace Construction " Rheobuild 1000" Master Builders "Sikament 86"; Sika Chemical Non-Corrosive, Non-Chloride Accelerator Admixture: ASTM C 494, Type C or E, and contain no morechloride ions than are present in municipal drinking water.

8 The manufacturer must have long-tern test data (atleast a year), from an independent testing laboratory, concerning corrosion using an acceptahle acceleratedcorrosion test method such as that using electrical potential measures. Products: Subject to compliance withrequirements, provide one of the following:1. "Accelguard 80"; -Euclid Chemical "Daraset"; Grace Construction "Pozzolith NC-534" or " Pozzutec 20"; Master Builders , "Plastoerete I6 IFL";, Sika Chemical Water-Reducing, Retarding Admixture: ASTM C 494, Type D, and contain not more than ions. Products: Subject to compliance with requirements, provide one of the following:I. "Eucon Retarder 75"; Euclid Chemical "Daratard-17"; Grace Construction Pozzolith IlOOXR", "Pozzolith 122R" or "Polyheed RI"; Master Builders "Plastiment"; Sika Chemical Calcium chloride, or admixtures containing more than chloride ions are not permitted.

9 Thiocyanate-based chemical admixtures shall contribute less than thiocyanate ions by weight of cement when themanufacturer's maximum recommended dosage is used. Certification of conformance to the above-mentionedrequirements and the chloride content of the admixture will be required from the admixture manufacturer priorto review of mix RELATED MATERIALSA. Evaporation Control: Monomolecular film-forming compound applied to exposed CONCRETE slabsurfaces for temporary protection from rapid moisture loss. Available Products: Subject to compliancewith requirements, products that may he incorporated in the work include, but are not limited to, thefollowing:1. "Eucobar,"; Euclid Chemical "B-Con"; L&M Construction Chemicals, "Confilm'; Master Builders, 'SikaFitm";1 Sika Chemical Liquid Membrane-Forming Curing and Sealing Compound: Water-based acrylic type, 30% solidscontent minimum, and have test data from an independent testing laboratory indicating a maximummoisture loss of kg per sq m in 72 hours when applied at the coverage rate recommended by themanufacturer.

10 Products offered by manufacturers to comply with the requirements formembrane-forming curing and compounds include the following:1. "Super Diamond Clear VOX"; The Euclid Chemical "Mastercure 200W"; Master "Dress & Seal #30 V/B"; L&M Construction Chemicals INFILTRATION REPAIRs PAGE 3-3 OCTOBER 21, 2011 TAXATION BUILDINGTRENTON, MERCER COUNTY, NJPROJECT No. Al 117-00 DIVISION 3 CONCRETE WORKC. Polymer Patching Mortar: Free-flowing, polymer-modified cementitious "Euco Thin Coat" or "Verticoat LPL"; Euclid Chemical "Sikatop 121, 122, or 123"; Sika Chemical "Emaco 300, 310, or 350"; Master BuildersD. Bonding Admixture: The compound shall be a latex, non-rewettable "SBR Latex" or "Flex-con"; Euclid Chemical "Daraweld C"; W. "MB Primer"; Master "SikaLatex" or "SikaLatex R"; Sika Chemical Joint Filler: Closed cell extruded neoprene gasket conforming to ASTM C509, Grade 4, PROPORTIONING ANT) DESIGN OF MIXESA.