10-03.2 Specifications (3-27-26).pdf

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MARCH 27, 2026 SELECTIVE DEMOLITION

SECTION 02 41 19 - SELECTIVE DEMOLITION

PART 1 - GENERAL

1.01 RELATED DOCUMENTS

A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 01 Specification Sections, apply to this Section.

1.02 SUMMARY

A. Section Includes:

1. Demolition and removal of selected site elements.

2. Salvage of existing items to be reused or recycled.

B. Related Requirements:

1. Section 31 10 00 "Site Clearing" for site clearing and removal of above- and below-grade improvements not part of selective demolition.

2. Section 33 05 00 “Common Work Results for Utilities” for abandonment of utilities by removal or in place.

1.03 DEFINITIONS

A. Demolish or Remove: Detach items from existing construction and dispose of them off-site unless indicated to be salvaged or reinstalled.

B. Remove and Salvage: Detach items from existing construction, in a manner to prevent damage, and deliver to Owner ready for reuse.

C. Remove and Reinstall: Detach items from existing construction, in a manner to prevent damage, prepare for reuse, and reinstall where indicated.

D. Existing to Remain: Leave existing items that are not to be removed and that are not otherwise indicated to be salvaged or reinstalled.

E. Dismantle: To remove by disassembling or detaching an item from a surface, using gentle methods and equipment to prevent damage to the item and surfaces;

disposing of items unless indicated to be salvaged or reinstalled.

1.04 MATERIALS OWNERSHIP

A. Unless otherwise indicated, demolition waste becomes property of Contractor.

B. Historic items, relics, antiques, and similar objects including, but not limited to, cornerstones and their contents, commemorative plaques and tablets, and other items of interest or value to Owner that may be uncovered during demolition remain the property of Owner.

1. Carefully salvage in a manner to prevent damage and promptly return to Owner.

1.05 PREINSTALLATION MEETINGS

A. Pre-demolition Conference: Conduct conference at Project site.

1. Inspect and discuss condition of construction to be selectively demolished.

2. Review and finalize selective demolition schedule and verify availability of materials, demolition personnel, equipment, and facilities needed to make progress and avoid delays.

3. Review requirements of work performed by other trades that rely on substrates exposed by selective demolition operations.

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4. Review areas where existing construction is to remain and requires protection.

1.06 INFORMATIONAL SUBMITTALS

A. Proposed Protection Measures: Submit report, including Drawings, that indicates the measures proposed for protecting individuals and property, for environmental protection, for dust control and, for noise control. Indicate proposed locations and construction of barriers.

B. Schedule of Selective Demolition Activities: Indicate the following:

1. Detailed sequence of selective demolition and removal work, with starting and ending dates for each activity. Ensure Owner's building manager's and other tenants' on-site operations are uninterrupted.

2. Interruption of utility services. Indicate how long utility services will be interrupted.

3. Coordination for shutoff, capping, and continuation of utility services.

4. Use of site stairs

C. Predemolition Photographs or Video: Show existing conditions of adjoining construction, including site items, that might be misconstrued as damage caused by demolition operations. Comply with Section 01 32 33 "Photographic Documentation."

Submit before Work begins.

D. Warranties: Documentation indicating that existing warranties are still in effect after completion of selective demolition.

1.07 CLOSEOUT SUBMITTALS

A. Inventory: Submit a list of items that have been removed and salvaged.

1.08 FIELD CONDITIONS

A. Owner will occupy portions of building or site immediately adjacent to selective demolition area. Conduct selective demolition so Owner's operations will not be disrupted.

B. Conditions existing at time of inspection for bidding purpose will be maintained by Owner as far as practical.

C. Notify Architect and Engineer of discrepancies between existing conditions and Drawings before proceeding with selective demolition.

D. Hazardous Materials: It is not expected that hazardous materials will be encountered in the Work.

1. Hazardous materials will be removed by Owner before start of the Work.

2. If suspected hazardous materials are encountered, do not disturb; immediately notify Architect and Owner. Hazardous materials will be removed by Owner under a separate contract.

E. Storage or sale of removed items or materials on-site is not permitted.

F. Utility Service: Maintain existing utilities indicated to remain in service and protect them against damage during selective demolition operations.

1. Maintain fire-protection facilities in service during selective demolition operations.

G. Notify warrantor on completion of selective demolition, and obtain documentation verifying that existing system has been inspected and warranty remains in effect.

Submit documentation at Project closeout.

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1.09 COORDINATION

A. Arrange selective demolition schedule so as not to interfere with Owner's operations.

PART 2 - PRODUCTS

2.01 PERFORMANCE REQUIREMENTS

A. Materials for utility modification shall meet applicable TCEQ, AWWA, and local AHJ requirements and be suitable for use with utility material.

B. Standards: Comply with ASSE A10.6 and NFPA 241.

PART 3 - EXECUTION

3.01 EXAMINATION

A. Verify that utilities have been disconnected and capped before starting selective demolition operations.

B. Review Project Record Documents of existing construction or other existing condition and hazardous material information provided by Owner. Owner does not guarantee that existing conditions are same as those indicated in Project Record Documents.

C. Survey of Existing Conditions: Record existing conditions by use of measured drawings preconstruction photographs or video, and templates.

1. Inventory and record the condition of items to be removed and salvaged. Provide photographs or video of conditions that might be misconstrued as damage caused by salvage operations.

3.02 UTILITY SERVICES AND MECHANICAL/ELECTRICAL SYSTEMS

A. Existing Services/Systems to Remain: Maintain services/systems indicated to remain and protect them against damage.

B. Existing Services/Systems to Be Removed, Relocated, or Abandoned: Locate, identify, disconnect, and seal or cap off utility services and mechanical/electrical systems.

1. Arrange to shut off utilities with utility operator.

2. If services/systems are required to be removed, relocated, or abandoned, provide temporary services/systems that bypass area of selective demolition and that maintain continuity of services/systems.

3.03 PROTECTION

A. Temporary Protection: Provide temporary barricades and other protection required to prevent injury to people and damage to adjacent property, buildings, and facilities to remain.

1. Provide protection to ensure safe passage of people around selective demolition area and to and from occupied portions of building.

2. Provide temporary weather protection.

B. Remove temporary barricades and protections where hazards no longer exist.

3.04 SELECTIVE DEMOLITION, GENERAL

A. General: Demolish and remove existing construction only to the extent required by new construction and as indicated. Use methods required to complete the Work within limitations of governing regulations and as follows:

1. Proceed with selective demolition systematically.

2. Do not use cutting torches until work area is cleared of flammable materials. At concealed spaces, verify condition and contents of hidden space before starting

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flame-cutting operations. Maintain portable fire-suppression devices during flame-cutting operations.

3. Maintain adequate ventilation when using cutting torches.

4. Remove decayed, vermin-infested, or otherwise dangerous or unsuitable materials and promptly dispose of off-site.

B. Site Access and Temporary Controls: Conduct selective demolition and debris-removal operations to ensure minimum interference with roads, streets, walks, walkways, and other adjacent occupied and used facilities.

C. Work in Historic Areas: Selective demolition may be performed only in areas of Project that are not designated as historic.

D. Removed and Salvaged Items:

1. Clean salvaged items.

2. Pack or crate items after cleaning. Identify contents of containers.

3. Store items in a secure area until delivery to Owner.

4. Transport items to Owner's storage area designated by Owner.

5. Protect items from damage during transport and storage.

E. Removed and Reinstalled Items:

1. Clean and repair items to functional condition adequate for intended reuse.

2. Pack or crate items after cleaning and repairing. Identify contents of containers.

3. Protect items from damage during transport and storage.

4. Reinstall items in locations indicated. Comply with installation requirements for new materials and equipment. Provide connections, supports, and miscellaneous materials necessary to make item functional for use indicated.

F. Existing Items to Remain: Protect construction indicated to remain against damage and soiling during selective demolition. When permitted by Architect, items may be removed to a suitable, protected storage location during selective demolition and cleaned and reinstalled in their original locations after selective demolition operations are complete.

3.05 SELECTIVE DEMOLITION PROCEDURES FOR SPECIFIC MATERIALS

A. Concrete: Demolish in small sections. Using power-driven saw, cut concrete to full depth at junctures with construction to remain. Dislodge concrete from reinforcement at perimeter of areas being demolished, cut reinforcement, and then remove remainder of concrete.

3.06 DISPOSAL OF DEMOLISHED MATERIALS

A. Remove demolition waste materials from Project site and dispose of them in an EPA-approved construction and demolition waste landfill acceptable to authorities having jurisdiction and recycle or dispose of them.

1. Do not allow demolished materials to accumulate on-site.

2. Remove and transport debris in a manner that will prevent spillage on adjacent surfaces and areas.

B. Burning: Do not burn demolished materials.

3.07 CLEANING

A. Clean adjacent structures and improvements of dust, dirt, and debris caused by selective demolition operations. Return adjacent areas to condition existing before selective demolition operations began.

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END OF SECTION 02 41 19

CITY OF TEMPLE FIRE STATION 2 RENOVATION 03 11 00 - 1

MARCH 27, 2026 CONCRETE FORMWORK

SECTION 03 11 00 - CONCRETE FORMWORK

PART 1 - GENERAL

1.01 REFERENCED DOCUMENTS

A. The Drawings, Division 01 Specifications, and General Provisions and General and Supplemental Conditions of the Contract apply to work of this Section.

1.02 WORK INCLUDED

A. Design, fabrication, erection, and stripping of formwork for cast-in-place concrete including shoring, reshoring, falsework, bracing, proprietary forming systems, prefabricated forms, void forms, permanent metal forms, bulkheads, keys, blockouts, sleeves, pockets, and accessories. Erection shall include installation in formwork of items furnished by other trades.

1.03 RELATED SECTIONS

A. Division 01 Section - Quality Requirements for Testing Laboratory Services.

B. Division 03 Section - Reinforcing Steel.

C. Division 03 Section - Cast in Place Concrete.

D. Division 03 Section - Architectural Concrete.

E. Division 32 Section - Portland Cement Concrete Paving.

1.04 REFERENCES

A. The latest adopted edition of all standards referenced in this section shall apply, unless noted otherwise:

1. ACI 117 - Standard Specifications for Tolerances for Concrete Construction and

Materials.

2. ACI 301 - Specifications for Structural Concrete for Buildings.

3. ACI 347R - Guide to Formwork for Concrete.

4. ACI SP-4 - Formwork for Concrete.

1.05 QUALITY ASSURANCE

A. Construct and erect concrete formwork in accordance with ACI 117, 301 and 347R.

B. Forms, shores, reshores, falsework, bracing, and other temporary supports shall be designed by the Contractor to support all loads imposed during construction including weight of construction equipment, live loads, and lateral loads due to wind and imbalance or discontinuity of building components.

C. The Contractor shall be responsible for determining when temporary supports and bracing may be safely removed, but in no case shall the curing time before form removal be less than specified herein.

1.06 TOLERANCES

A. Construct formwork to provide completed concrete surfaces complying with the following tolerances:

1. Vertical alignment:

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a. Lines, surfaces and arises less than 100 feet in height - 1 inch.

b. Outside corner of exposed corner columns and control joints in concrete exposed to view less than 100 feet in height - 1/2 inch.

2. Lateral alignment:

a. Members - 1 inch.

b. Centerline of openings 12 inches or smaller and edge location of larger openings in slabs - 1/2 inch.

c. Sawcuts, joints, and weakened plane embedments in slabs - 3/4 inch.

3. Level alignment:

a. Elevation of slabs-on-grade - 3/4 inch.

b. Elevation of top surfaces of formed slabs before removal of shores - 3/4 inch.

c. Elevation of formed surfaces before removal of shores - 3/4 inch.

d. Lintels, sills, parapets, horizontal grooves, and other lines exposed to view - 1/2 inch.

4. Cross-sectional dimensions: Overall dimensions of beams, joists, and columns and thickness of walls and slabs.

a. 12 inch dimension or less - plus 3/8 inch to minus 1/4 inch.

b. Greater than 12 inch to 3 foot dimension - plus 1/2 inch to minus 3/8 inch.

c. Greater than 3 foot dimension - plus 1 inch to minus 3/4 inch.

5. Relative alignment:

a. Stairs:

1) Difference in height between adjacent risers - 1/8 inch.

2) Difference in width between adjacent treads - 1/4 inch.

3) Maximum difference in height between risers in a flight of stairs - 3/8 inch.

4) Maximum difference in width between treads in a flight of stairs - 3/8 inch.

b. Vertical alignment of outside corner of exposed corner columns and control joint grooves in concrete exposed to view - 1/4 inch in 10 feet.

c. All other conditions - 3/8 inch in 10 feet.

d. Offsets between pieces of formwork facing material:

1) Class A - Architecturally or prominently exposed surfaces - 1/8 inch gradual or abrupt.

2) Class B - Surfaces to receive plaster or stucco - 1/4 inch gradual or abrupt.

3) Class C - Exposed surfaces in generally unfinished spaces - ¼ inch abrupt, 1/2 inch gradual.

4) Class D - Concealed surfaces - 1 inch gradual or abrupt.

1.07 SUBMITTALS

A. See Division 01 Section - Submittal Procedures for submittal procedures.

B. Submittals for Review:

1. Shop drawings for fabrication and erection of forms for concrete surfaces architecturally exposed to view. Show general construction of forms including jointing and special formed joints or reveals, location and pattern of form tie placement, inserts and anchorages, and other items which visually affect exposed concrete.

2. Samples of chamfer strips, form liners, form ties, and other items which visually affect exposed concrete.

C. Submittals for Information:

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1. Submit manufacturer's product data and installation instruction for proprietary materials used in exposed concrete work including form liners, release agents, form systems, ties, and accessories.

1.08 DELIVERY, STORAGE, AND HANDLING

A. Deliver form materials in manufacturer's packaging with installation instructions.

B. Store off ground in ventilated and protected area to prevent deterioration from moisture or damage.

PART 2 - PRODUCTS

2.01 FORM MATERIALS

A. Forms for Unexposed Concrete:

1. Construct formwork of plywood, lumber, metal, or other acceptable material.

Lumber shall be dressed on at least two edges and one side for tight fit.

B. Formed Voids under Grade Beams: Corrugated fiberboard box forms, in size indicated on drawings and rated to sustain a load exceeding the total weight of fresh concrete placed over the voids in addition to anticipated construction loads and as manufactured by;

1. VoidForm Products, Inc.

2. approved equal

C. Forms for Exposed Concrete:

1. Construct formwork with plywood, metal, or other panel type materials designed to provide continuous straight and smooth as-cast surfaces with minimum number of joints. Joints shall be made tight and shall be backed so that edges of adjoining formwork remain flush. Joints shall be vertical or horizontal, unless noted otherwise.

2. Wood forms shall be constructed of 3/4 inch, APA B-B Plyform, Class 1, Exterior conforming to PS-1. Panels shall be mill oiled and all edges shall be sealed.

D. Forms for Architecturally Exposed Concrete:

1. Construct formwork with plywood, metal, or other panel type materials designed to provide continuous straight and smooth as-cast surfaces with minimum number of joints. Joints shall be made tight and shall be backed so that edges of adjoining formwork shall remain flush and true. Joints shall be vertical or horizontal, unless noted otherwise.

2. Forms shall be constructed from one of the following:

a. Plywood: 3/4 inch, APA High Density Overlay (HDO), Exterior conforming to PS-

1. All edges shall be sealed.

b. Plastic Faced Plywood: 3/4 inch, APA A-C, Class 1, Exterior conforming to PS-1 faced with high density polyethylene or PVC sheet. All edges shall be sealed.

c. Steel: 3/16 inch smooth blue mill plate steel, well matched, tight fitting, stiffened to support weight of concrete without deflection detrimental to tolerances and appearance of finished surfaces. All joints shall be welded full and ground smooth and flush with surrounding surfaces.

d. Glass Fiber Reinforced Plastic Forms: Matched, tight fitting, stiffened to support weight of concrete without deflection detrimental to structural tolerances and appearance of finished concrete surface.

E. Cylindrical Forms:

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1. Forms to be used at exposed columns, light pole bases and other exposed cylindrical concrete locations, shall be constructed from one of the following:

a. Paper or Fiber Tubes: Standard ((Seamless)) plastic-lined units furnished full length without splices.

b. Steel: Thickness and sufficient backing to prevent bulges and warps. Provide units to minimize joints. Seal and finish joints so joints are not visible in finished concrete. Units shall be free of bends, dents, holes, and rust.

c. Glass Fiber Reinforced Plastic Forms: Thickness and sufficient backing to prevent bulges and warps. Provide units to minimize joints. Seal and finish joints so joints are not visible in finished concrete. Units shall be free of bends, dents, and holes.

2.02 FORMWORK ACCESSORIES

A. Form Ties: Removable or snap-off metal of adjustable length; cone type; one inch break back dimension; free of defects that will leave holes larger than one inch diameter in concrete surface.

B. Form Release Agent: Colorless material which will not stain concrete, absorb moisture, or impair natural bonding or color characteristics of coating intended for use on concrete.

C. Rustications, Bevels and Chamfers: Steel, polyvinyl chloride, or milled and sealed wood of size and shape shown on the Drawings.

D. Protection Board: For use over void forms under structural slabs. Hard-pressed cellulose fiber board, 1/4 inch minimum thickness, or "SureCover Board”, as manufactured by VoidForm Products, Inc.

E. Sleeves and Blockouts: Formed with galvanized metal, galvanized pipe, polyvinyl chloride pipe, fiber tubes, or wood.

F. Nails, Spikes, Lag Bolts, Through Bolts, and Anchorages: Sized as required; of strength and character to maintain formwork in place while placing concrete.

PART 3 - EXECUTION

3.01 FORM CONSTRUCTION

A. General: Construct forms to the sizes, shapes, lines and dimensions shown on the Drawings. Provide for openings, offsets, keyways, rustications, reglets, chamfers, blockouts, bulkheads, anchorages, inserts, and other features as required. Form all openings in concrete slabs as required for the vertical passage of ducts, pipes, conduits, etc.. The design and engineering of the formwork, as well as its construction, shall be the responsibility of the Contractor. Adequately shore all concrete members to safely support all loads and lateral pressures outlined in "Recommended Practice for Concrete Formwork" (ACI 347) without distortion, excessive deflection or other damage.

B. Construction forms shall be provided for any and all items of concrete work required for or in connection with the satisfactory completion of the project, whether each such item is specifically shown or referred to or not.

C. Fabricate formwork for easy removal without hammering or prying against concrete surfaces. Form removal shall be accomplished as a hand operation, with due care to avoid damage to any finished concrete work or any reinforcing passing through forms being removed.

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D. Kerf wood inserts as required for ease of removal.

E. Provide temporary ports in formwork to facilitate cleaning and inspection. Locate openings at bottom of forms to allow flushing water to drain. Close ports with tight fitting panels, flush with inside face of forms, neatly fitted so that joints will not be apparent in exposed concrete surfaces.

F. Fit forms placed for successive concrete placements for continuous surfaces, to accurate alignment, and within allowable tolerances.

G. Minimize form joints. Symmetrically align joints and make watertight to prevent leakage of mortar. Should construction joints prove to be absolutely unavoidable, locate such joints within the middle third of spans or as detailed on the drawings. Make no additional construction joints under any circumstances without the written approval of the Architect. Provide appropriate keys in all construction joints, whether horizontal or vertical.

H. Form intersecting planes to provide true corners with edge grain of plywood not exposed as form for concrete.

I. Erect, support, brace, and maintain falsework to safely support all applied loads until such loads can be supported by the concrete structure.

J. Construct formwork to cambers shown or specified on the Drawings to allow for structural deflection of the hardened concrete. Provide additional elevation or camber in formwork as required for anticipated formwork deflections due to weight and pressures of concrete and construction loads.

K. Forms for Exposed Concrete:

1. Drill forms from the contact face to the outside to suit form ties used. Do not splinter forms by driving ties through improperly prepared holes.

2. Provide sharp, clean corners at intersecting planes without visible edges or offsets.

Back joints with extra studs or girts if required to maintain corners.

3. Provide extra studs, girts, walers, and bracing to prevent bowing of forms.

4. Form shapes, recesses and projections with smooth finish materials, and install in forms with sealed joints.

5. Locate form ties in level horizontal rows, plumbed vertically, and in symmetrical arrangements, unless noted otherwise.

6. Special care shall be given to formwork, ties, bracing, etc. for any concrete surface to be left exposed to permanent view. Waves, bulges, form marks, staining, joint marks or irregularities shall be considered unacceptable.

L. Corner Treatment: Form exposed corners of beams, walls and columns with chamfered edges, unless noted or shown otherwise.

1. Form chamfers with 3/4 inch by 3/4 inch strips, unless noted otherwise.

2. Unexposed corners may be formed square or chamfered.

M. Foundation Elements: The sides of all below grade portions of beams, pier caps, walls, and columns shall be formed straight and to the lines and grades specified.

3.02 APPLICATION OF FORM RELEASE AGENT

A. Apply form release agent on formwork in accordance with manufacturer's instructions.

Apply prior to placing reinforcing steel, anchoring devices, and embedded items.

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B. Do not apply form release agent where concrete surfaces are scheduled to receive subsequent finishes which may be affected by agent. Soak contact surfaces of untreated forms with clean water. Keep surfaces wet prior to placing concrete.

3.03 INSERTS, EMBEDDED PARTS, AND OPENINGS

A. Provide formed openings where required for work embedded in or passing through concrete. In case of conflict with reinforcing steel or structural embeds, consult Architect before placement.

B. Coordinate work of other Sections in forming and setting openings, slots, recesses, chases, sleeves, bolts, anchors, and other inserts.

C. Install accessories in accordance with manufacturer's instructions, level and plumb. Ensure items are not disturbed during concrete placement.

3.04 FORM REMOVAL

A. Formwork not supporting concrete, such as side forms for beams, walls, and columns, may be removed after cumulatively curing at not less than 50 degrees Fahrenheit (10 degrees Celsius) for 12 hours after placing concrete, provided concrete is sufficiently hard to not be damaged by form removal, and provided curing and protection operations are maintained.

B. Formwork supporting conventionally reinforced concrete shall not be removed until concrete has attained 85 percent of its specified 28 day compressive strength as established by tests of field cured cylinders. In the absence of cylinder tests, supporting formwork shall remain in place until the concrete has cured at a temperature of at least 50 degrees Fahrenheit (10 degrees Celsius) for the minimum cumulative time periods given in ACI 347, Section 3.7.2.3. When the surrounding air temperature is below 50 degrees Fahrenheit (10 degrees Celsius), that time period shall be added to the minimum listed time period. Formwork for two-way conventionally reinforced slabs shall remain in place for at least the minimum cumulative time periods specified for one-way slabs of the same maximum span.

C. Minimum cumulative curing times may be reduced by the use of high-early strength cement or forming systems which allow form removal without disturbing shores, but only after the Contractor has demonstrated to the satisfaction of the Architect that the early removal of forms will not cause excessive sag, distortion or damage to the concrete elements.

D. Wood forms shall be completely removed. Provide temporary openings if required.

E. Provide adequate methods of curing and thermal protection of exposed concrete if forms are removed prior to completion of specified curing time.

F. Areas required to support construction loads in excess of 20 psf shall be reshored to properly distribute construction loading. Construction loads up to the rated live load capacity may be placed on unshored construction provided the concrete has attained the specified 28 day compressive strength.

G. Obtaining concrete compressive strength tests for the purposes of form removal shall be the responsibility of the Contractor.

3.05 SHORES AND RESHORES FOR MULTILEVEL STRUCTURES

A. Comply with ACI 347 and these specifications regarding shoring and reshoring.

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B. The Contractor shall be solely responsible for proper shoring and reshoring.

C. Extend shores or reshores from ground to top level in structure three stories or less in height, unless noted otherwise.

D. In crawl spaces or basements, shores or reshores shall extend to mud pads seated firmly on the soil or to on-grade construction.

E. All levels of reshores may be removed after formwork for the uppermost floor has been removed in accordance with these specifications.

3.06 REUSE OF FORMS

A. Clean and repair surfaces of forms to be reused. Damaged forming material shall not be replaced and shall not be used in construction.

B. Apply form release agent to concrete contact surfaces prior to each reuse of the forms.

3.07 CLEANING

A. Upon completion of work of this section, remove related debris from job site.

END OF SECTION 03 11 00

CITY OF TEMPLE FIRE STATION 2 RENOVATION 03 20 00 - 1

MARCH 27, 2026 CONCRETE REINFORCEMENT

SECTION 03 20 00 - CONCRETE REINFORCEMENT

1.01 RELATED DOCUMENTS

A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 01 Specification Sections, apply to this Section.

1.02 SUMMARY

A. Includes furnishing all materials, equipment, transportation and facilities and performing all labor necessary for the following:

1. Prepare shop drawings of reinforcing steel.

2. Furnish and place reinforcing steel.

3. Fabrication and installation of embedded metal assemblies.

B. Related Documents: The Contract Documents, as defined in Division 01 Section - Summary of Work, apply to the Work of this Section. Additional requirements and information necessary to complete the Work of this Section may be found in other Documents.

C. Related Sections include the following:

1. Division 01 Section - Quality Requirements.

2. Division 03 Section - Concrete Formwork.

3. Division 03 Section - Cast-in-Place Concrete.

4. Division 03 Section - Tilt-Up Concrete.

5. Division 31 Section -"Drilled Piers.

1.03 SUBMITTALS

A. Division 01 Section - Submittal Procedures: Procedures for submittals.

B. Shop Drawings: Submit shop and installation drawings of reinforcement and embedded metal assemblies for review by the Engineer. Reproduce the bar bending diagram, the beam, slab and joist notes and cast-in-place concrete notes that concern the proper placing of reinforcing and submit it with each set of shop drawings for field use. Use same bar marks on bar bending diagrams as used on the beam, and slab schedule. Use same beam, and wall marks as Contract Documents.

C. Mill Test Reports: Deliver certified copies, evidencing compliance with all requirements of these specifications to the Engineer with all deliveries of reinforcing steel.

D. Submit copies of laboratory inspection reports as follows:

1. Steel Supplier - 1 Copy

2. General Contractor - 1 Copy

3. Owner - 1 Copy

4. Architect - 1 Copy

5. Structural Engineer - 1 Copy

1.04 LABORATORY TESTING AND INSPECTION

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A. Inspect welding of deformed bar anchors at the beginning of each period of production for size, length and quality. Re-inspect corrected welds.

B. Reinforcing: inspect all reinforcing steel prior to placement of concrete for compliance with the Contract Documents and the approved shop drawings. All instances of noncompliance shall be immediately brought to the attention of the Contractor. If uncorrected by the contractor, they shall be listed in the report.

1. Observe and report the following: number and size of bars; bending; splicing;

clearance to forms; clearance between bars; rust, form oil or other contamination;

fabrication and installation of embedded metal assemblies, including visual inspection of all welds.

C. Inspector shall have a minimum of three years of experience inspecting reinforcing steel in projects of similar size.

PART 2 - PRODUCTS

2.01 MATERIALS

A. Reinforcing: All of domestic manufacturers.

1. Bars: New deformed billet steel, ASTM A-615, grade 60.

2. Reinforcing bars to be welded: ASTM A706; Bars shall have a carbon content not exceeding 0.30% and a manganese content not exceeding 0.60%. Provide certified copies of the ladle analysis for each lot of bars to be welded.

3. Welded Wire Fabric: "Specification for Steel Welded Wire Fabric" (ASTM A185) with yield strength Fy=60,000 psi.

4. Epoxy coated reinforcing bars: Not used

B. Fiber reinforcing: Not Used

C. Concrete accessories including bar supports, chairs, spacers, etc.: Cold-drawn wire and fabricated in accordance with the requirements of Chapter Seven of the ACI Standard 315 with heights as required.

D. Bar supports for concrete resting on earth: Precast concrete briquettes having tie wires embedded therein, or individual high chairs No. HCP with welded plates on bottom as manufactured by Hohmann & Barnard, Inc. Provide bar supports, hot-dipped galvanized after fabrication, where concrete will be exposed including ceilings of flat slabs.

E. Bar supports for reinforcing placed over carton forms to be of type to prevent puncturing the carton form.

2.02 METAL ANCHORAGE & CONFINEMENT ASSEMBLIES

A. Steel bars, plates, angles and miscellaneous steel: ASTM A36

B. Welded Deformed Bar Anchors: Welded by full-fusion process; "Nelson" Anchors Type D2L or approved equal conforming to ASTM A496 and AWS D1.1

C. Headed Stud Anchors: Headed Studs welded by full fusion process as furnished by Nelson Stud Welding Company or approved equal, conforming to AWS D1.1Section 7, Type A.

D. Bolts: Conform to ASTM F1554 with regular hexagon nuts and carbon steel washers.

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E. Straps: Conform to ASTM A245 or A284.

F. Welding Electrodes: ASTM Designation A233, Series E70 - AWS 5.5.

2.03 FABRICATION

A. Fabricate reinforcing steel in compliance with the CRSI "Manual of Standard Practice".

B. All bar splices shall be a minimum of Class "A" lap unless specified otherwise on drawings.

C. Shop-fabricate reinforcing bars to conform to the required shapes and dimensions, with fabrication tolerances complying with ACI 315. In case of fabricating errors, do not re-bend or straighten reinforcement in a manner that will injure or weaken the material.

D. Deliver all reinforcement to the project site bundled, tagged and marked. Use metal tags indicating bar size, lengths, and other information corresponding to markings shown on placement diagrams.

E. Reinforcing with any of the following defects will not be permitted in the work: Bar lengths, depths, and bends exceeding the specified fabrication tolerances, bends or kinks not indicated on drawings or final shop drawings, bars with reduced cross-section due to excessive rusting or other cause.

2.04 COATING

A. Rust inhibitor for field application to metal accessories shall be Hi-Build Epoxoline manufactured by the TNEMEC Co., Kansas City, Missouri or approved equal.

B. Hot dip galvanizing shall conform to ASTM A123.

C. Cold Galvanizing Compound for field repair of galvanizing shall be "ZRC Cold Galvanizing Compound" by ZRC Chemical Products Company, Quincy, Massachusetts, or approved equal.

PART 3 - EXECUTION

3.01 MATERIAL STORAGE

A. Stack reinforcing steel in tiers. Exercise care to maintain all reinforcement free of dirt, mud, paint, rust, etc.

3.02 GENERAL

A. Place reinforcing steel of the sizes, shapes, lengths, spacing and other dimensions where shown on the drawings. Details of reinforcing shall conform to the ACI Building Code Requirements for Structural Concrete (ACI 318-14).

3.03 MARKING

A. Mark bars plainly. Limit bundles to 1 size and 1 length and tag each bundle with metal tags.

3.04 CLEANING

A. Clean reinforcement thoroughly of rust, mill scale, dirt, oil or other coatings which might tend to reduce the bonding to the concrete.

3.05 BENDING

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A. Bend bars cold. Heating of reinforcement, or handling by makeshift methods, will not be permitted and bars having kinks or bends not required will be rejected.

3.06 PLACING

A. Comply with the specified codes and standards, and the Concrete Reinforcing Steel Institute recommended practice for "Placing Reinforcing Bars", for details and methods of reinforcement placement and supports, and as herein specified.

B. Place reinforcement accurately, securely saddle tie at every other intersection with No.

18 gauge black annealed wire, and rigidly hold in place during the placing of the concrete by means of metal chairs or spacers.

C. Hold bars in position and to proper clearance of concrete surface by spacers, chairs, or other necessary supports with the following tolerances:

1. Top bars in slabs and beams:

a. Members 8" deep or less: + 3/8"

b. Members more than 8" but not over 2' deep: + 1/2"

c. Members more than 2': + 3/4"

2. Lengthwise of members: + 2"

3. Concrete cover to formed surfaces: + 1/4"

4. Minimum spacing between bars: + 1/4"

3.07 CONCRETE PROTECTION

A. Minimum protection for reinforcing steel shall be as follows:

1. Concrete cast against and permanently exposed to earth: 3”

2. Concrete exposed to earth or weather or cast in place against a vapor retarder

a. #6 thru #18 bars: 2”

b. #5 bars and smaller: 1 ½”

3. Concrete not exposed to weather or in contact with the ground:

a. Slabs, walls, joists with #14 & #18 bars: 1 ½”

b. Slabs, walls, joists with #11 bars and smaller: ¾”

c. Beam and column primary reinforcement, ties, stirrups, and spirals: 1 ½”

3.08 EMBEDDED METAL ASSEMBLIES

A. Fabricate and assemble structural steel items in the shop. Shearing, flame cutting, and chipping shall be done carefully and accurately. Holes shall be cut, drilled, or punched at right angles to the surface of the metal and shall not be made or enlarged by burning.

Welded construction shall conform to the AISC Specifications for the Design, Fabrication and Erection of Structural Steel for Buildings and AWS D1.1. Welding shall be done by AWS certified welders.

B. Welding of deformed bar anchors and headed stud anchors shall be done by full-fusion process equal to that of Nelson Stud Welding Company.

END OF SECTION 03 20 00

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SECTION 03 30 00 - CAST-IN-PLACE CONCRETE

1.01 RELATED DOCUMENTS

A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 01 Specification Sections, apply to this Section.

1.02 SUMMARY

A. Section Includes:

1. Cast-in-place (CIP) concrete in building frame elements, walls, foundations, foundation walls, slabs-on-ground, and mechanical equipment pads.

2. Finishing of concrete floor slabs and toppings. Concrete liquid surface treatment, sealer, and slip-resistant coatings.

3. Mix Designs

4. Expansion and contraction, control joints in CIP concrete.

5. Concrete curing and protection.

6. Non-shrink grout including installation and forming.

B. Related Sections:

1. Division 03 Section - Concrete Forms and Accessories.

2. Division 03 Section - Concrete Reinforcement.

3. Division 03 Section - Polished Concrete Floor Finishing, for additional requirements for slabs to receive polished finish.

1.03 REFERENCES

A. American Association of State Highway and Transportation Officials (AASHTO)

1. AASHTO M182

B. American Concrete Institute (ACI):

1. ACI 121R, "Quality Assurance Systems for Concrete Construction."

2. ACI 301, "Specification for Structure /Concrete."

3. ACI 302.1R, "Guide for Concrete Floor and Slab Construction."

4. ACI 304.2-R, "Placing Concrete by Pumping Methods."

5. ACI 305, "Hot Weather Concreting."

6. ACI 306, "Cold Weather Concreting."

7. ACI 315, "Manual of Standard Practice for Detailing Concrete Structures."

8. ACI 347, "Recommended Practice for Concrete Formwork."

9. ACI 503.2, "Standard Specification for Bonding Plastic Concrete to Hardened

Concrete with a Multi-Component Epoxy Adhesive."

10. ACI SP-15, "Field Reference Manual" which includes ACI 301 "Specifications for

Structural Concrete for Buildings" and reference standards specified therein.

11. ACI 318-08, "Building Code Requirements for Structural Concrete."

C. American Welding Society (AWS)

1. AWS D1.4, "Structural Welding Code Reinforcing."

D. American Society for Testing and Materials (ASTM).

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1. ASTM A615, "Specification for Deformed and Plain Billet-Steel Bars for Concrete Reinforcement."

2. ASTM C33, "Specification for Concrete Aggregates."

3. ASTM C39, "Test Method for Compressive Strength of Cylindrical Concrete

Specimens."

4. ASTM C94, "Specification for Ready-Mixed Concrete."

5. ASTM C114, "Test Method for Chemical Analysis of Hydraulic Cement."

6. ASTM C138, "Test Method for Unit Weight, Yield, and Air Content of Concrete."

7. ASTM C143, "Test Method for Slump of Hydraulic Cement."

8. ASTM C150, "Specification for Portland Cement."

9. ASTM C156, "Test Method for Water Retention by Concrete Curing Materials."

10. ASTM C171, "Specification for Sheet Materials for Curing Concrete."

11. ASTM C173, "Test Method for Air Content of Freshly Mixed Concrete by the

Volumetric Method."

12. ASTM C227, "Test Method for Potential Alkali Reactivity of Cement-Aggregate

Combinations."

13. ASTM C231, "Test Method for Air Content of Freshly Mixed Concrete by the Pressure

Method."

14. ASTM C260, "Specification for Air Entraining Admixtures for Concrete."

15. ASTM C309, "Specification for Liquid Membrane-Forming Compounds for Curing

Concrete."

16. ASTM C311, "Standard Test Methods for Sampling and Testing Fly Ash or Natural

Pozzolans for Use as a Mineral Admixture in Portland-Cement Concrete."

17. ASTM C387, "Specification for Packaged, Dry, Combined Materials for Mortars and

Concrete."

18. ASTM C494, "Specification for Chemical Admixtures for Concrete."

19. ASTM C618, "Specification for Fly Ash and Raw or Calcined Natural Pozzolan for

Use as a Mineral Admixture in Portland Cement Concrete."

20. ASTM C685, "Specification for Concrete Made by Volumetric Batching and

Continuous Mixing."

21. ASTM C989, "Specification for Ground Iron Blast-Furnace Slag for Use in Concrete and Mortars."

22. ASTM E154, "Test Methods for Water Vapor Retarders Used in Contact with Earth

Under Slabs, On Walls, or as Ground Cover."

23. ASTM E1155, "Test Method for Determining Floor Flatness and Levelness Using The

F-Number System."

24. ASTM D2240, "Standard Test Method for Rubber Property-Durometer Hardness."

E. Concrete Reinforcing Steel Institute (CRSI),

1. CRSI "Manual of Standard Practice."

1.04 SUBMITTALS

A. Product Data:

1. Manufacturers' literature containing product and installation specifications and details.

2. Where Manufacturer's specifications, recommendations, and/or directions are required by this specification, include Manufacturer's specifications, recommendations, and/or directions.

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B. Shop Drawings: All shop drawings and calculations must bear the seal and signature of an engineer registered in the jurisdiction where project is being constructed.

1. Cast-in-place concrete shown on structural drawings, prepared under the supervision of a registered Professional Engineer, including:

a. Rebar placing drawings (ACI 315-99, Detailing Manual SP-66-80 or CRSI MSP-

2-81 "Manual of Standard Practice): Show bar sizes, spacing, locations, and quantities of reinforcing and wire fabric and supporting and spacing accessories.

Provide steel order lists including bending and cutting details for all reinforcement shown on the structural design drawings. Provide plans showing beam and pier marks associated with schedules.

b. Form construction details, including jointing, special formed joints or reveals, location and pattern of form tie placement, and other items that affect exposed concrete visually.

c. Calculations for any formwork, shoring and/or reshoring.

2. Slab Construction Joint Layout: Unless all concrete control and expansion joints in paving are specifically indicated in Drawings, submit complete joint layout indicating proposed construction joint locations to comply with spacing requirements.

a. Location of joints is subject to approval of Architect and Structural Engineer.

3. Concrete Paving Joint Layout: Unless all concrete control and expansion joints in paving are specifically indicated in Drawings, submit complete joint layout indicating proposed construction joint locations to comply with spacing requirements.

a. Location of joints is subject to approval of Architect and Civil Engineer.

C. Concrete design mixes: For each concrete mixture. Submit alternate design mixtures when characteristics of materials, Project conditions, weather, test results, or other circumstances warrant adjustments.

1. Indicate amounts of mixing water to be withheld for later addition at Project site.

D. Informational Submittals:

1. Test Reports: Submit the following reports directly to Architect from Testing

Laboratory, with copy to Contractor. Prepare reports in conformance with Division 01 Section - Quality Requirements:

a. Submit laboratory test reports for concrete materials and mix design test, including certified copy of results of aggregate tested by ASTM C227.

2. Certificates: Manufacturer's certificate that Products meet or exceed specified requirements.

3. Qualification Documentation: Submit documentation of experience indicating compliance with specified qualification requirements.

4. Failure by the contractor to submit the shop drawings, test reports and/or mix designs required above shall release the architect and the engineer from any liabilities due to the negligence on the part of the contractor to comply with the construction documents.

1.05 QUALITY ASSURANCE

A. Qualifications:

1. Manufacturer: Company specializing in manufacturing Products specified with minimum 5 years documented experience.

2. Installer: Company specializing in performing the Work of this Section with minimum

5 years documented experience.

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3. Testing Agency: An independent agency, acceptable to authorities having jurisdiction, qualified according to ASTM C 1077 and ASTM E 329 for testing indicated.

4. Welding Qualifications: Qualify procedures and personnel according to AWS D1.4.

B. Pre-Installation Meetings: Convene a pre-installation meeting at least one week prior to commencing Work of this Section. Require attendance of parties directly affecting Work of this Section.

1. Review conditions of operations, procedures and coordination with related Work.

2. Agenda shall include the following, as applicable to project scope:

a. Tour, inspect, and discuss conditions of concrete work.

b. Review concrete testing and their requirements.

c. Review required submittals, both completed and yet to be completed.

d. Review Drawings.

e. Review tolerances and slab flatness requirements.

f. Review any special conditions.

g. Review requirements for concrete finishes.

h. Approve proposed equipment.

i. Review and finalize construction schedule related to concrete work and verify availability of materials, personnel, equipment, and facilities needed to make progress and avoid delays.

j. Review required inspections, testing, certifying, and material usage accounting procedures.

k. Review weather and forecasted weather conditions, and procedures for coping with unfavorable conditions.

l. Review safety precautions relating to concrete work operations.

m. Environmental procedures.

3. General Contractor shall record minutes to include decisions made, action items, and other important points of discussion. Contractor shall distribute minutes to meeting participants, Architect, and other affected parties within 3 business days of the meeting.

1.06 DELIVERY, STORAGE, AND HANDLING

A. Transport, handle, store, and protect Products in accordance with Manufacturers' and Division 01 requirements.

B. Deliver materials in unopened containers with labels identifying contents.

C. Store powdered materials in dry area and in manner to prevent damage. Protect liquid materials from freezing.

1.07 PROJECT CONDITIONS

A. Testing: Owner will engage a qualified testing agency to perform pre-construction testing on concrete mixtures. Contractor shall coordinate construction and testing activities with testing agency as required.

B. Cold-Weather Placement: Comply with ACI 306.1 and as follows. Protect concrete work from physical damage or reduced strength that could be caused by frost, freezing actions, or low temperatures.

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1. When average high and low temperature is expected to fall below 40 deg F (4.4 deg C) for three successive days, maintain delivered concrete mixture temperature within the temperature range required by ACI 301.

2. Do not use frozen materials or materials containing ice or snow. Do not place concrete on frozen subgrade or on subgrade containing frozen materials.

3. Do not use calcium chloride, salt, or other materials containing antifreeze agents or chemical accelerators unless otherwise specified and approved in mixture designs.

C. Hot-Weather Placement: Comply with ACI 301 and as follows:

1. Maintain concrete temperature below 90 deg F (32 deg C) at time of placement.

Chilled mixing water or chopped ice may be used to control temperature, provided water equivalent of ice is calculated to total amount of mixing water. Using liquid nitrogen to cool concrete is Contractor's option.

2. Fog-spray forms, steel reinforcement, and subgrade just before placing concrete.

Keep subgrade uniformly moist without standing water, soft spots, or dry areas.

PART 2 - PRODUCTS

2.01 MANUFACTURERS

A. Subject to compliance with project requirements, manufacturers offering Products which may be incorporated in the Work include the following:

1. Applied Concrete Technology, Incorporated, Grayslake, IL (800) 228-6694.

2. The Euclid Chemical Company, Cleveland, OH (800) 321-7628.

3. Fortifiber Corporation, Reno, NV (800) 773-4777.

4. ChemREX Inc, Shakopee, MN (800) 433-9517.

5. Master Builders Construction Products, Cleveland, OH (800) 227-3350.

6. Sika Corporation, Lyndhurst, NJ (201) 933-8800, (800) 933-7452.

7. WR Meadows, Hampshire, IL (800) 342-5976.

8. Reef Industries, Houston, TX (800) 231-2077.

9. STEGO Industries LLC, San Juan Capistrange, CA (877) 464-7834.

10. L&M Construction Chemicals, Inc., Omaha, NE (402) 453-6600.

11. Curecrete Chemical Company, Inc., Springville, UT (801) 489-5663.

12. Midwest Floor Care Inc.,…