LRSH_DESIGN DEVELOPMENT PACKAGE_Specification.pdf

afarch Text Box Town of Snowmass Village Little Red School House ECE Expansion Design Development Project Manual

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Town of Snowmass Village LRSH ECE Expansion Little Red School House Design Development

08/22/2024

TABLE OF CONTENTS 00 0001 1 of 5

TABLE OF CONTENTS

PROJECT DIRECTORY

SEALS PAGE(S)

DIVISION 0 – PROCUREMENT AND CONTRACTING REQUIREMENTS (Not issued in DD)

00 31 00 AVAILABLE PROJECT INFORMATION

00 31 01 CAD FILE TRANSFER AGREEMENT

DIVISION 1 – GENERAL REQUIREMENTS (Not issued in DD)

01 11 00 SUMMARY OF WORK

01 20 00 ALTERNATES, ALLOWANCES AND UNIT PRICES

01 25 00 SUBSTITUTION AND PRODUCT OPTIONS SUBSTITUTION REQUEST FORM

01 26 00 CONTRACT MODIFICATION PROCEDURES

01 31 00 PROJECT MANAGEMENT AND COORDINATION

01 31 01 RFI FORM

01 31 10 ARCHITECT COORDINATION

01 32 00 CONSTRUCTION PROGRESS SCHEDULE

01 32 33 PHOTOGRAPHIC DOCUMENTATION

01 33 00 SUBMITTALS AND SHOP DRAWINGS

01 35 10 MOVING AND STORAGE

01 35 43 HAZARDOUS MATERIAL AND SAFETY REQUIREMENTS

01 42 00 REFERENCES

01 42 16 DEFINITIONS AND CONVENTIONS

01 43 13 QUALIFICATION CERTIFICATION

01 45 00 QUALITY REQUIREMENTS

01 45 16 QUALITY CONTROL

01 45 29 TESTING LABORATORY SERVICES

01 45 45 COMMISSIONING

01 50 00 TEMPORARY FACILITIES AND CONTROLS

01 52 13 FIELD OFFICES

01 56 33 SECURITY

01 58 00 PROJECT IDENTIFICATION AND SIGNS

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01 60 00 PRODUCT REQUIREMENTS

01 66 00 STORAGE AND PROTECTION

01 71 33 PROTECTION OF WORK AND PROPERTY

01 73 00 EXECUTION

01 73 29 CUTTING AND PATCHING

01 74 00 FINAL CLEANING

01 77 00 CLOSEOUT PROCEDURES

01 78 23 OPERATION, MAINTENANCE, AND WARRANTY DATA

01 78 35 WARRANTIES AND BONDS

01 78 39 PROJECT RECORD DOCUMENTS

01 79 00 DEMONSTRATION AND TRAINING

DIVISION 2 – EXISTING CONDITIONS

02 41 19 SELECTIVE DEMOLITION

02 42 00 REMOVAL AND PROPRIETORSHIP OF SALVAGEABLE MATERIALS

02 82 00 ASBESTOS REMEDIATION

DIVISION 3 – CONCRETE

03 10 00 CONCRETE FORMING AND ACCESSORIES

03 30 00 CAST-IN-PLACE CONCRETE

DIVISION 4 – MASONRY

04 05 11 MASONRY MORTAR AND GROUTING

04 20 00 UNIT MASONRY

DIVISION 5 – METALS

05 12 00 STRUCTURAL STEEL FRAMING

DIVISION 6 – WOOD AND PLASTICS

06 10 00 ROUGH CARPENTRY

06 12 00 STRUCTURAL INSULATED PANELS

06 20 23 INTERIOR FINISH CARPENTRY

06 41 16 PLASTIC LAMINATE CLAD ARCHITECTURAL CABINETS

DIVISION 7 – THERMAL AND MOISTURE PROTECTION

07 10 00 DAMPPROOFING AND WATERPROOFING (Not Issued in DD)

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07 21 00 THERMAL INSULATION

07 25 00 WEATHER BARRIER (BOD product information only)

07 26 00 VAPOR RETARDERS

07 42 13.13 METAL WALL PANELS

07 42 13.16 METAL ROOF PANELS, STANDING SEAM

07 44 00 CEMENTITIOUS PANELS

07 60 00 FLASHING AND SHEET METAL (Not Issued in DD)

07 65 00 FLEXIBLE FLASHING (Not Issued in DD)

07 70 00 ROOF AND WALL SPECIALTIES AND ACCESSORIES (Not Issued in DD)

07 92 00 JOINT SEALANTS (Not Issued in DD)

07 92 19 ACOUSTICAL JOINT SEALANTS (Not Issued in DD)

DIVISION 8 – DOORS AND WINDOWS

08 11 13 HOLLOW METAL DOORS AND FRAMES

08 14 16 FLUSH WOOD DOORS

08 31 13 ACCESS DOORS AND FRAMES

08 45 23 INSULATED TRANSLUCENT FIBERGLASS SANDWICH PANEL SKYLIGHT

SYSTEM

08 54 13 FIBERGLASS WINDOWS

DIVISION 9 – FINISHES

09 29 00 GYPSUM BOARD

09 30 00 TILING

09 51 13 ACOUSTICAL PANEL CEILINGS

09 65 13 RESILIENT BASE AND ACCESSORIES

09 65 16 RESILIENT SHEET FLOORING

09 68 13 TILE CARPETING

09 72 00 WALL COVERINGS

09 77 00 FIBERGLASS REINFORCED PLASTIC PANELS

09 84 00 ACOUSTICAL INTERIOR PANELS

09 91 24 INTERIOR PAINTING

09 93 00 STAINING AND TRANSPARENT FINISHING

DIVISION 10 – SPECIALTIES

10 11 00 VISUAL DISPLAY UNITS AND CASES

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10 21 13 PLASTIC TOILET COMPARTMENTS

10 26 00 WALL AND DOOR PROTECTION

10 28 00 TOILET AND BATH ACCESSORIES

10 44 13 FIRE PROTECTION CABINETS

10 44 16 FIRE EXTINGUISHERS

DIVISION 11 – EQUIPMENT (NOT USED)

DIVISION 12 – FURNISHINGS (NOT USED)

12 24 13 ROLLER WINDOW SHADES

12 36 61 SOLID SURFACING COUNTERTOPS

12 48 13 ENTRANCE FLOOR MATS AND FRAMES

DIVISION 13 – SPECIAL CONSTRUCTION (Not Used)

DIVISION 14 – CONVEYING SYSTEMS (Not Used)

DIVISIONS 15 through 20 – RESERVED

DIVISION 21 – FIRE SUPPRESSION

21 10 00 FIRE SUPPRESSION SYSTEM.

DIVISION 22 – PLUMBING

22 05 00 COMMON WORK RESULTS FOR PLUMBING

22 05 48 PLUMBING VIBRATION CONTROL

22 05 53 PLUMBING IDENTIFICATION.

22 07 00 PLUMBING INSULATION.

22 10 00 PIPE, VALVES AND PIPE SPECIALTIES.

22 20 00 PLUMBING SYSTEMS.

DIVISION 23 – MECHANICAL

23 05 00 COMMON WORK RESULTS FOR HVAC.

23 05 48 HVAC VIBRATION CONTROL.

23 05 53 HVAC IDENTIFICATION.

23 05 93 TESTING, ADJUSTING AND BALANCING.

23 07 00 HVAC INSULATION.

23 80 00 COMMISSIONING

23 20 00 HVAC PIPE, VALVES & PIPE SPECIALTIES

23 22 00 STEAM & CONDENSATE SYSTEMS

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23 23 00 REFRIGERANT PIPING SYSTEMS

23 30 00 AIR DISTRIBUTION

23 73 00 AIR HANDLING UNITS

23 81 00 ELECTRIC HEATING TERMINALS

DIVISION 25 – INTEGRATED AUTOMATION (Not Used)

DIVISION 26 – ELECTRICAL

26 05 00 COMMON WORK RESULTS FOR ELECTRICAL

26 05 19 LOW-VOLTAGE ELECTRICAL POWER CONDUCTORS AND CABLES

26 05 26 GROUNDING AND BONDING FOR ELECTRICAL SYSTEMS

26 05 29 HANGERS AND SUPPORTS FOR ELECTRICAL SYSTEMS

26 05 33 RACEWAYS AND BOXES FOR ELECTRICAL

26 05 53 IDENTIFICATION FOR ELECTRICAL SYSTEMS

26 24 16 PANELBOARDS

26 27 26 WIRING DEVICES

DIVISION 27 – COMMUNICATIONS (Not Used)

DIVISION 28 – ELECTRONIC SAFETY AND SECURITY

28 31 00 FIRE ALARM AND DETECTION SYSTEMS

DIVISIONS 29 and 30 – RESERVED

DIVISIONS 31 (Not Used)

DIVISION 32 (Not Used)

DIVISIONS 33 through 49 (Not Used)

END OF TABLE OF CONTENTS

Denver Public Schools DPS Schmitt - Building Upgrades DPS Parent Project No. C10632 Construction Documents

May 3, 2024

PROJECT DIRECTORY 00 1120 1 of 3

PROJECT DIRECTORY

PROJECT LOCATION

Little Red School House Operator 4598 Owl Creek Road Woody Creek Kids Snowmass Village, CO, 81615

Facilities Manager Christina Holloway

OWNER

Town of Snowmass Village Project Manager P.O. Box 5010 Mike Horvath, PE Snowmass Village, CO, 81615 970-922-2324 mhorvath@tosv.com

ARCHITECT of RECORD Land + Shelter Principal in Charge 16 North 4th Street Andrea Korber Aspen, Colorado 81623 andi@landandshelter.com Phone: 970-963-0201 970-366-1582

Project Manager Taylor Higgins 816-716-9954 taylorhiggins@landandshelter.com

ARCHITECT (Design) Alan Ford Architects, P.C. Principal in Charge 3457 Ringsby Court, Unit #217 Alan Ford, FAIA Denver, Colorado 80216 Aford@fordarch.com Phone: 303-383-1111 Fax: 303-383-2135 Project Manager

Tyler Michieli, AIA 970-443-2742 Mobile tmichieli@fordarch.com

ARCHITECT (ECE Specialist) RDG Planning & Design Principal in Charge 900 Farnam Street, Suite 100 Edward Buglewicz Omaha, NE, 68102 402-449-0836 Phone: 402-392-0133 ebuglewicz@drdgusa.com mailto:mhorvath@tosv.com mailto:Aford@fordarch.com mailto:taylorhiggins@landandshelter.com mailto:Aford@fordarch.com mailto:tmichieli@fordarch.com mailto:ebuglewicz@drdgusa.com

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PROJECT DIRECTORY 00 1120 2 of 3

Project Manager Molly Hass, AIA 402-449-0850 mhass@rdgusa.com

CIVIL ENGINEER

JVA Consulting Engineers Senior Project Manager 1675 Larimer Street #550 J.R. Sprung Denver, Colorado 80202 970-948-7066 Phone: 303.444.1951 jsprung@jvajva.com

LANDSCAPE ARCHITECT

RCLA Principal in Charge P.O. Box 958 Richard Camp Carbondale, CO, 81623 970-948-7066 Phone: 970.948.7066 richard.rcla@gmail.com

STRUCTURAL ENGINEERING

HCDA Engineering, Inc. Principal in Charge 9 S. Weber St. Steve Horner, P.E.

Colorado Springs, Colorado 80903 719-633-+7784 Phone: 719.633.7784 shorner@hcdaengineering.com

MECHANICAL AND PLUMBING ENGINEERING

The Ballard Group Principal in Charge 2525 South Wadsworth Blvd, Suite 200 Tim Babb, P.E.

Denver, Colorado 80227 303-867-6853 Phone: 303-988-4514 tbabb@theballardgroup.com

ELECTRICAL ENGINEERING

Ackerman Engineering, Inc. Senior Project Engineer 3000 Youngfield St, Suite 264 Mark Ridiger Wheat Ridge, Colorado 80215 720-708-6207 Phone: 303.278.7297 mrudiger@aeiconsulting.com

Energy Consultant

Group 14 Engineering. Project Manager 1325 East 16th Ave Libby Coleman Denver, CO 80218 303-597-5512 Phone: 303-861-2070 lcoleman@group14eng.com mailto:Aford@fordarch.com mailto:jsprung@jvajva.com mailto:Aford@fordarch.com mailto:richard.rcla@gmail.com mailto:shorner@hcdaengineering.com mailto:tbabb@theballardgroup.com mailto:mrudiger@aeiconsulting.com

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PROJECT DIRECTORY 00 1120 3 of 3

COST ESTIMATOR

FCI Constructor, Inc. Preconstruction Manager P.O. Box 1767 (81502) Justin Mendenhall 3070 I-70 B, Bldg. A 970.434.9093 Grand Junction, CO 81504 jmendenhall@fciol.com

END OF SECTION

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SECTION 02 4119 – SELECTIVE DEMOLITION

PART 1 - GENERAL

1.01 SUMMARY

A. This Section includes the following:

1. Demolition and removal of selected portion.

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

B. Related Sections include but are not limited to the following:

1. Division 1 Section "Summary" for use of premises, and phasing, and Owner-occupancy requirements.

2. Division 1 Section "Temporary Facilities and Controls" for temporary construction and environmental-protection measures for selective demolition operations.

3. Division 1 Section "Cutting and Patching" for cutting and patching procedures.

C. Salvage items to be removed, stored, and relocated for the Owner shall include the following items.

1. Items identified by the Owner during pre-demolition facility walk with abatement contractor.

2. Items identified by the Owner during pre-demolition facility walk with general contractor.

1.02 DEFINITIONS

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

B. Remove and Salvage: Detach items from existing construction and deliver them to Owner ready for reuse.

C. Remove and Reinstall: Detach items from existing construction, prepare them for reuse, and reinstall them where indicated.

D. Existing to Remain: Existing items of construction that are not to be removed and that are not otherwise indicated to be removed, removed and salvaged, or removed and reinstalled.

1.03 MATERIALS OWNERSHIP

A. Historic items, relics, and similar objects including, but not limited to, cornerstones and their contents, commemorative plaques and tablets, antiques, and other items of interest or value to Owner that may be encountered during selective demolition remain Owner's property. Carefully remove and salvage each item or object in a manner to prevent damage and deliver promptly to Owner.

1.04 SUBMITTALS

A. 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 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. Locations of proposed dust- and noise-control temporary partitions and means of egress.

5. Coordination of Owner's continuing occupancy of portions of existing building and of

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Owner's partial occupancy of completed Work.

6. Means of protection for items to remain and items in path of waste removal from building.

B. Inventory: After selective demolition is complete, submit a list of items that have been removed and salvaged.

C. Pre-demolition Photographs: Submit before work begins Show existing conditions of adjoining construction and site improvements, including finish surfaces that might be misconstrued as damage caused by selective demolition operations.

1.05 QUALITY ASSURANCE

A. Demolition Firm Qualifications: An experienced firm that has specialized in demolition work similar in material and extent to that indicated for this Project.

B. Refrigerant Recovery Technician Qualifications: Certified by an EPA-approved certification program.

C. Regulatory Requirements: Comply with governing EPA notification regulations before beginning selective demolition. Comply with hauling and disposal regulations of authorities having jurisdiction.

D. Standards: Comply with ANSI A10.6 and NFPA 241.

E. Pre-demolition Conference: Conduct conference at Project site to comply with requirements in Division 1 Section "Project Management and Coordination." Review methods and procedures related to selective demolition including, but not limited to, the following:

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

2. Review structural load limitations of existing structure.

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

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

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

6. Pre-demolition walk of entire facility with Owner to identify items to be removed and placed in Owner salvage for re-use.

1.06 PROJECT CONDITIONS

A. Owner may occupy portions of building immediately adjacent to selective demolition area.

Conduct selective demolition so Owner's operations will not be disrupted.

1. Comply with requirements specified in Division 1 Section "Summary."

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

C. Notify Architect 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. If materials suspected of containing hazardous materials are encountered, do not disturb;

immediately notify Architect and Owner. Owner will remove hazardous materials under a separate contract.

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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.

1.07 WARRANTY

A. Existing Warranties: Remove, replace, patch, and repair materials and surfaces cut or damaged during selective demolition, by methods and with materials so as not to void existing warranties.

PART 2 - PRODUCTS

2.01 PERFORMANCE REQUIREMENTS

A. Regulatory Requirements: Comply with governing EPA notification regulations before beginning selective demolition. Comply with hauling and disposal regulations of authorities having jurisdiction.

PART 3 - EXECUTION

3.01 EXAMINATION

A. Verify that utilities have been disconnected and capped.

B. Survey existing conditions and correlate with requirements indicated to determine extent of selective demolition required.

C. Inventory and record the condition of items to be removed and reinstalled and items to be removed and salvaged.

D. When unanticipated mechanical, electrical, or structural elements that conflict with intended function or design are encountered, investigate and measure the nature and extent of conflict.

Promptly submit a written report to Architect.

3.02 UTILITY SERVICES AND MECHANICAL/ELECTRICAL SYSTEMS

A. Existing Services/Systems: Maintain services/systems indicated to remain and protect them against damage during selective demolition operations.

1. Comply with requirements for existing services/systems interruptions specified in

Division 1 Section "Summary."

B. Service/System Requirements: Locate, identify, disconnect, and seal or cap off indicated utility services and mechanical/electrical systems serving areas to be selectively demolished.

1. Arrange to shut off indicated utilities with utility companies.

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

3. Cut off pipe or conduit in walls or partitions to be removed. Cap, valve, or plug and seal remaining portion of pipe or conduit after bypassing.

a. Where entire wall is to be removed, existing services/systems may be removed with removal of the wall.

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3.03 PREPARATION

A. 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.

1. Comply with requirements for access and protection specified in Division 1 Section

"Temporary Facilities and Controls."

B. Temporary Facilities: Provide temporary barricades and other protection required to prevent injury to people and damage to adjacent 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, during interval between selective demolition of existing construction on exterior surfaces and new construction, to prevent water leakage and damage to structure and interior areas.

3. Protect walls, ceilings, floors, and other existing finish work that are to remain or that are exposed during selective demolition operations.

4. Cover and protect furniture, furnishings, and equipment that have not been removed.

5. Comply with requirements for temporary enclosures, dust control, heating, and cooling specified in Division 1 Section "Temporary Facilities and Controls."

C. Temporary Shoring: Provide and maintain shoring, bracing, and structural supports as required to preserve stability and prevent movement, settlement, or collapse of construction and finishes to remain, and to prevent unexpected or uncontrolled movement or collapse of construction being demolished.

1. Strengthen or add new supports when required during progress of selective demolition.

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, from higher to lower level. Complete selective demolition operations above each floor or tier before disturbing supporting members on the next lower level.

2. Neatly cut openings and holes plumb, square, and true to dimensions required. Use cutting methods least likely to damage construction to remain or adjoining construction.

Use hand tools or small power tools designed for sawing or grinding, not hammering and chopping, to minimize disturbance of adjacent surfaces. Temporarily cover openings to remain.

3. Cut or drill from the exposed or finished side into concealed surfaces to avoid marring existing finished surfaces.

4. Do not use cutting torches until work area is cleared of flammable materials. At concealed spaces, such as duct and pipe interiors, verify condition and contents of hidden space before starting flame-cutting operations. Maintain fire watch and portable fire-suppression devices during flame-cutting operations.

5. Maintain adequate ventilation when using cutting torches.

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

7. Remove structural framing members and lower to ground by method suitable to avoid free fall and to prevent ground impact or dust generation.

8. Locate selective demolition equipment and remove debris and materials so as not to impose excessive loads on supporting walls, floors, or framing.

9. Dispose of demolished items and materials promptly.

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B. 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 or as indicated on

Drawings.

5. Protect items from damage during transport and storage.

C. Removed and Reinstalled Items:

1. Clean and repair items to functional condition adequate for intended reuse. Paint equipment to match new equipment.

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.

D. 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.

1. Protect existing structures and other elements that are not to be removed.

a. Provide bracing and shoring.

b. Prevent movement or settlement of adjacent structures.

c. Stop work immediately if adjacent structures appear to be in danger.

3.05 SELECTIVE DEMOLITION PROCEDURES FOR SPECIFIC MATERIALS

A. Concrete: Demolish in small sections. Cut concrete cleanly at junctures with construction to remain, using power-driven saw. Dislodge concrete from reinforcement at perimeter of areas being demolished, cut reinforcement, and then remove remainder of concrete indicated for selective demolition. Neatly trim openings to dimensions indicated. Make cuts full depth of concrete where required for neat finish or as may be indicated.

B. Masonry: Demolish in small sections. Cut masonry cleanly at junctures with construction to remain, using power-driven saw.

C. Resilient Floor Coverings: Remove floor coverings and adhesive according to recommendations in RFCI-WP and its Addendum.

D. Roofing: Remove no more existing roofing than can be covered in one day by new roofing and so that building interior remains watertight and weathertight. Refer to Division 7 for new roofing requirements.

1. Remove existing roof membrane, flashings, copings, and roof accessories.

2. Remove existing roofing system down to substrate or as otherwise indicated.

3.06 DISPOSAL OF DEMOLISHED MATERIALS

A. General: Except for items or materials indicated to be reused, salvaged, reinstalled, or otherwise indicated to remain Owner's property, remove demolished materials from Project site and legally dispose of them in an EPA-approved landfill.

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.

3. Remove debris from elevated portions of building by chute, hoist, or other device that will

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SELECTIVE DEMOLITION 24 4119 6 of 6 convey debris to grade level in a controlled descent.

B. Recycling Criteria:

1. Recycle Ceiling Tiles, Floor Coverings, and other building finishes that qualify

a. Carpet/flooring to be verified through Tandus/Centiva ReStart recycling process

1) Tandus-Centiva 800-248-2878

b. Ceiling tiles to be verified through Armstrong Ceilings Recycling Program

1) Armstrong Recycling Center: 8777-276-7876

C. Disposal: Transport demolished materials off Owner's property and legally dispose of them.

3.7 DISPOSITION OF REMOVED ITEMS

A. The Owner reserves the right to salvage, reuse, or reject of all items indicated to be removed.

Items indicated to be removed and not indicated by the Owner to be salvaged or reused shall become the property of the Contractor unless indicated in Summary of this Section, or below:

ITEM DISPOSITION

AS NOTED IN THE DRAWINGS AS NOTED

The Owner reserves the right to reject items that are designated to be salvaged and turned over to the Owner. In that event, Contractor shall dispose of items rejected by Owner.

3.8 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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24 4200 1 of 2

SECTION 02 4200 – REMOVAL AND PROPRIETORSHIP OF SALVAGEABLE MATERIALS

PART 1 - GENERAL

1.01 SALVAGEABLE MATERIALS

A. Documentation of the original condition of materials to be salvaged for the Owner or for reinstallation shall be the responsibility of the Contractor. Undocumented damage shall become the responsibility of the Contractor and the Contractor shall make necessary repairs to these items before delivery to the Owner or reinstallation in the project.

B. All materials shown to be removed and not indicated to be reinstalled or otherwise salvaged for the Owner become the property of the Contractor. The Contractor shall salvage for his use or dispose of all such material off site in a legal manner.

C. Where items are indicated to be salvaged for the Owner, those items shall remain the property of the Owner, the Contractor shall move items to a designated location. Verify exact locations with DPS.

D. Where items are indicated to be partially salvaged by the Owner, the Contractor shall deliver those items to a designated location for partial salvage by the Owner. After an agreed upon time for Owner salvage has passed, the Contractor shall take possession of remaining materials and remove them from the project site and dispose of them in a legal manner.

PART 2 - SCHEDULE OF SALVAGEABLE MATERIALS

Item Disposition

PART 3 - DELIVERY, STORAGE AND HANDLING

3.01 Salvaged materials shall be handled with care and deposited in identified storage areas in an undamaged condition.

3.02 Maintain salvaged materials, clean and store and preserve materials in existing condition until reuse, delivery to or collection by Owner, or removal from site by Contractor.

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REMOVAL AND PROPRIETORSHIP OF SALVAGEABLE MATERIALS

24 4200 2 of 2

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ASBESTOS REMEDIATION 24 8200 1 of 4

SECTION 02 8200 – ASBESTOS REMEDIATION

PART 1 GENERAL

1.01 SUMMARY

A. Use this Standard when removal of asbestos containing building materials is required.

1. Exception: For asphalt-impregnated (built-up) roofing, include notification of materials containing asbestos in the construction documents. No other requirements with regard to asbestos need to be indicated.

B. All asbestos abatement projects shall be coordinated with DPS Environmental Services

C. All asbestos abatement projects shall comply with applicable EPA, CDPHE, OSHA, and DOT regulations and be conducted by certified and licensed firms using trained and certified personnel.

1.02 QUALITY ASSURANCE

A. Contactor shall obtain and maintain required permits and documentation as required by EPA, CDPHE, OSHA, and DOT.

1.03 LIABILITY

A. Liability assurance: The Contractor shall defend and hold DPS (the Owner) harmless in order to release the Owner from liability related to the removal of asbestos-containing material.

1.04 WORKER PROTECTION

A. Employers engaged in asbestos abatement, regulated or otherwise, shall comply with all applicable worker protection standards, including but not limited to:

1. OSHA 1910.134 – Respiratory Protection

2. OSHA 1926.1101 – Asbestos in Construction

3. OSHA 1910.1101 – Asbestos in General Industry

4. OSHA 1910.1200 – Hazard Communication

1.05 SEQUENCING/SCHEDULING

A. Notification and Permitting: Comply with permitting and notifications required by regulatory agencies.

B. Work by others: Coordinate roofing removal with re-roofing activities to assure that building interiors are not exposed to potential rain damage.

PART 2 MATERIALS

2.01 ASBESTOS-CONTAINING MATERIALS

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ASBESTOS REMEDIATION 24 8200 2 of 4

A. DPS Environmental Services maintains material and inventory information for asbestos-containing and non- asbestos-containing materials that are available by hard copy at the school or facility and electronically by request.

B. Materials not detailed in DPS reports should be considered to be asbestos-containing until proven otherwise by a certified inspector.

C. DPS Environmental Services maintains records and information regarding the presence of asbestos- contaminated crawlspaces and attics. Records of known buried structures or soils with the potential of asbestos- contamination are also available through DPS Environmental Services.

PART 3 EXECUTION

3.01 ASBESTOS-CONTAINING MATERIAL AND TRACEASBESTOS-CONTAINING MATERIAL REMOVAL

A. Specific requirements including permitting, friable removable, non-friable removal, trace removal, consultant requirements, etc. are detailed with the included Asbestos Abatement Standard Requirements. Any deviation from requirements in the document must first be discussed and approved by DPS Environmental Services.

3.02 REGULATED ASBESTOS-CONTAINING SOILS

A. Specific requirements for the response handling, abatement, and management of regulated asbestos-containing soil is provided by the CDPHE Hazardous Solid Waste division. See Section #5 of the CDPHE Hazardous material and Waste Management Division 6 CCR 1007-2, Part 1 for specific requirements. All activities involving the disturbance of asbestos-containing soil and/or other buried debris must comply with the above regulation and involve DPS Environmental Services for planning and execution.

3.03 ROOFING REMOVAL

A. Remove asbestos-containing roofing materials in a manner which limits the amount of abrasion, breakage, etc., to asbestos-containing roofing materials.

B. Cut and remove roofing materials from areas indicated.

C. Disposal:

1. Place asbestos-containing materials in approved containers and transport to approved disposal sites.

2. Dispose of asbestos-containing roofing materials per all applicable federal, state and local regulatory requirements for disposal.

3. Disposal shall be made at an approved non-friable waste disposal site.

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ASBESTOS REMEDIATION 24 8200 3 of 4

4. Waste manifests shall be delivered to DPS Environmental Services, which documents proper waste disposal.

D. Site protection:

1. Cease removal of roofing in advance of anticipated precipitation. Allow sufficient time for re-roofing and or temporary roofing to be applied so that the building will be watertight.

2. For the protection of ground-level site components from asbestos contamination, the Contractor shall lay sheets of polyethylene on the ground around the building at locations where asbestos-containing roof materials could spill over onto the site.

3. Upon completion of asbestos roofing removal, dispose of these polyethylene sheets in the same manner as asbestos roofing materials.

3.04 ATTACHEMENTS

A. DPS Environnemental Services – Asbestos Abattement Standard Requirement document

B. Asbestos Certification Letter for New Installed Building Materials form

C. Environmental Assessment Report Acknowledgement form

ASBESTOS REMEDIATION 24 8200 4 of 4

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CONCRETE FORMING AND ACCESSORIES 03 10 00 1 of 1

SECTION 03 1000 – CONCRETE FORMING AND ACCESSORIES

PART 1 GENERAL

1.01 REFERENCE STANDARDS

A. Formwork design and construction to comply with guidelines of ACI 347R complying with tolerances of ACI 117.

PART 2 PRODUCTS

2.01 FORM TIES

A. Formwork Panels: Specify material appropriate for finish desired.

B. Form release treatment

1. Coordinate form release oils or other products with materials to be applied over concrete (i.e. dampproofing, waterproofing and finish materials).

C. Form ties shall be plastic cone type – break-away only.

1. Exception: For high lift pours where concrete pressure will exceed the capabilities of the plastic cone ties, design a form tie system that will withstand pressures and that can be patched in a manner suitable to receive applied dampproofing and waterproofing.

PART 3 EXECUTION

3.01 FIELD QUALITY CONTROL

A. Notification: Contractor shall work with the Owner to schedule Owner’s inspections and testing.

B. Owner will provide formwork inspection for Owner’s information at Owner’s expense.

Inspection of formwork and reinforcing is required before concrete is placed.

C. Contractor will be provided with Owner’s inspection information and may use information as a part of Contractor’s quality control. However, Owner does not represent that the frequency or type of inspection is adequate to assure compliance with contract requirements. Contractor shall provide additional testing and inspections needed to assure contract compliance, at Contractor’s expense.

D. Additional inspections or re-inspections required for quality control shall be at Contractor’s expense.

08/22/2024

CAST-IN-PLACE CONCRETE 03 3000 1 of 12

SECTION 03 3000

CAST-IN-PLACE CONCRETE

PART 1 GENERAL

1.01 SUMMARY

A. Section includes cast-in-place concrete, including formwork, reinforcement, concrete materials, mixture design, placement procedures, and finishes.

1.02 PREINSTALLATION MEETINGS

A. Preinstallation Conference: Conduct conference at Project site.

1. Review special inspection and testing and inspecting agency procedures for field quality control, and concrete protection.

2. Cold and hot weather concreting procedures

3. Curing procedures

4. Construction contraction and isolation joints

5. Forms and form removal limitations

6. Shoring and reshoring procedures

7. Vapor retarder installation

8. Anchor bolt installation tolerances

9. Steel reinforcement installation

10. Methods for achieving specified floor and slab flatness and levelness

1.03 SUBMITTALS

A. Product Data: For each type of product required for work of this Section.

B. Design Mixtures: 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, if any.

C. Steel Reinforcement Shop Drawings: Placing Drawings that detail fabrication, bending, and placement. Include bar sizes, lengths, material, grade, bar schedules, stirrup spacing, bent bar diagrams, bar arrangement, splices and laps, mechanical connections, tie spacing, hoop spacing, and supports for concrete reinforcement.

D. Construction Joint Layout: Indicate proposed construction joints required to construct the structure.

1. Location of construction joints is subject to approval of the Architect.

E. Qualification Data: For manufacturer.

F. Material Certificates: For each of the following, signed by manufacturers:

1. Cementitious materials.

2. Admixtures.

3. Form materials and form-release agents.

4. Steel reinforcement and accessories.

5. Curing compounds.

6. Vapor retarders.

7. Joint-filler strips.

8. Repair materials.

G. Material Test Reports: For the following, from a qualified testing agency:

1. Aggregates: Include service record data indicating absence of deleterious expansion of concrete due to alkali aggregate reactivity.

CAST-IN-PLACE CONCRETE 03 3000 2 of 12

1.04 QUALITY ASSURANCE

A. Manufacturer Qualifications: A firm experienced in manufacturing ready-mixed concrete products and that complies with ASTM C 94/C 94M requirements for production facilities and equipment.

1.05 DELIVERY, STORAGE, AND HANDLING

A. Steel Reinforcement: Deliver, store, and handle steel reinforcement to prevent bending and damage.

1.06 FIELD CONDITIONS

A. 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.

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 (ACI 301M).

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.

B. Hot-Weather Placement: Comply with ACI 301 (ACI 301M) 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 CONCRETE, GENERAL

A. ACI Publications: Comply with the following unless modified by requirements in the Contract Documents:

1. ACI 301 (ACI 301M).

2. ACI 117 (ACI 117M).

2.02 FORM-FACING MATERIALS

A. Smooth-Formed Finished Concrete: Form-facing panels that provide continuous, true, and smooth concrete surfaces. Furnish in largest practicable sizes to minimize number of joints.

1. Plywood, metal, or other approved panel materials.

2. Exterior-grade plywood panels, suitable for concrete forms, complying with DOC PS 1, and as follows:

a. Medium-density overlay, Class 1 or better; mill-release agent treated and edge sealed.

3. Overlaid Finnish birch plywood.

B. Rough-Formed Finished Concrete: Plywood, lumber, metal, or another approved material.

Provide lumber dressed on at least two edges and one side for tight fit.

C. Forms for Cylindrical Columns, Pedestals, and Supports: Metal, glass-fiber-reinforced plastic, paper, or fiber tubes that produce surfaces with gradual or abrupt irregularities not exceeding specified formwork surface class. Provide units with sufficient wall thickness to resist plastic concrete loads without detrimental deformation.

D. Chamfer Strips: Wood, metal, or rubber strips, 3/4 by 3/4 inch (19 by 19 mm), minimum.

E. Rustication Strips: Wood, metal, or rubber strips, kerfed for ease of form removal.

CAST-IN-PLACE CONCRETE 03 3000 3 of 12

F. Form-Release Agent: Commercially formulated form-release agent that does not bond with, stain, or adversely affect concrete surfaces and does not impair subsequent treatments of concrete surfaces.

1. Formulate form-release agent with rust inhibitor for steel form-facing materials.

G. Form Ties: Factory-fabricated, removable or snap-off glass-fiber-reinforced plastic or metal form ties designed to resist lateral pressure of fresh concrete on forms and to prevent spalling of concrete on removal.

1. Furnish units that leave no corrodible metal closer than 1 inch (25 mm) to the plane of exposed concrete surface.

2. Furnish ties that, when removed, leave holes no larger than 1 inch (25 mm) in diameter in concrete surface.

3. Furnish ties with integral water-barrier plates to walls indicated to receive dampproofing or waterproofing.

2.03 STEEL REINFORCEMENT

A. Recycled Content of Steel Products: Postconsumer recycled content plus one-half of preconsumer recycled content not less than 60 percent.

B. Reinforcing Bars: ASTM A 615/A 615M, Grade 60 (Grade 420), deformed.

C. Plain-Steel Wire: ASTM A 1064/A 1064M, as drawn.

D. Plain-Steel Welded-Wire Reinforcement: ASTM A 1064/A 1064M, plain, fabricated from as-drawn steel wire into flat sheets.

2.04 REINFORCEMENT ACCESSORIES

A. Bar Supports: Bolsters, chairs, spacers, and other devices for spacing, supporting, and fastening reinforcing bars and welded-wire reinforcement in place. Manufacture bar supports from steel wire, plastic, or precast concrete according to CRSI's "Manual of Standard Practice," of greater compressive strength than concrete and as follows:

1. For concrete surfaces exposed to view, where legs of wire bar supports contact forms, use CRSI Class 1 plastic-protected steel wire or CRSI Class 2 stainless-steel bar supports.

2.05 CONCRETE MATERIALS

A. Regional Materials: Concrete shall be manufactured within 500 miles (800 km) of Project site from aggregates and cementitious materials that have been extracted, harvested, or recovered, as well as manufactured, within 500 miles (800 km) of Project site.

B. Source Limitations: Obtain each type or class of cementitious material of the same brand from the same manufacturer's plant, obtain aggregate from single source, and obtain admixtures from single source from single manufacturer.

C. Cementitious Materials:

1. Portland Cement: ASTM C 150/C 150M, Type I/II, gray.

2. Fly Ash: ASTM C 618, Class F or C.

D. Normal-Weight Aggregates: ASTM C 33/C 33M, Class 3S coarse aggregate or better, graded.

Provide aggregates from a single source with documented service record data of at least 10 years' satisfactory service in similar applications and service conditions using similar aggregates and cementitious materials.

1. Maximum Coarse-Aggregate Size: 3/4 inch (19 mm) nominal.

2. Fine Aggregate: Free of materials with deleterious reactivity to alkali in cement.

E. Air-Entraining Admixture: ASTM C 260/C 260M.

F. Chemical Admixtures: Certified by manufacturer to be compatible with other admixtures and that do not contribute water-soluble chloride ions exceeding those permitted in hardened concrete. Do not use calcium chloride or admixtures containing calcium chloride.

1. Water-Reducing Admixture: ASTM C 494/C 494M, Type A.

2. Retarding Admixture: ASTM C 494/C 494M, Type B.

CAST-IN-PLACE CONCRETE 03 3000 4 of 12

3. Water-Reducing and Retarding Admixture: ASTM C 494/C 494M, Type D.

4. High-Range, Water-Reducing Admixture: ASTM C 494/C 494M, Type F.

5. High-Range, Water-Reducing and Retarding Admixture: ASTM C 494/C 494M, Type G.

6. Plasticizing and Retarding Admixture: ASTM C 1017/C 1017M, Type II.

G. Water: ASTM C 94/C 94M and potable.

2.06 CURING MATERIALS

A. Absorptive Cover: AASHTO M 182, Class 2, burlap cloth made from jute or kenaf, weighing approximately 9 oz./sq. yd. (305 g/sq. m) when dry.

B. Moisture-Retaining Cover: ASTM C 171, polyethylene film or white burlap-polyethylene sheet.

C. Water: Potable.

D. Clear, Waterborne, Membrane-Forming Curing Compound: ASTM C 309, Type 1, Class B, dissipating.

1. Products: Subject to compliance with requirements, provide one of the following:

a. ChemMasters: Polyseal WB

b. Kaufman Products, Inc; DR Cure.

c. W. R. Meadows, Inc; 1100-CLEAR SERIES.

E. Clear, Waterborne, Membrane-Forming Curing and Sealing Compound: ASTM C 1315, Type 1, Class A.

1. Products: Subject to compliance with requirements, provide one of the following:

a. ChemMasters, Inc; Polyseal WB.

b. Kaufman Products, Inc; Krystal 25 Emulsion.

c. L&M Construction Chemicals, Inc; Lumiseal WB Plus.

d. W. R. Meadows, Inc; Vocomp-30.

2.07 RELATED MATERIALS

A. Expansion- and Isolation-Joint-Filler Strips:

1. ASTM D 1751, asphalt-saturated cellulosic fiber material.

2. ASTM D 8139, D 1751, and D 54, polypropylene material.

2.08 REPAIR MATERIALS

A. Repair Underlayment: Cement-based, polymer-modified, self-leveling product that can be applied in thicknesses from 1/8 inch (3.2 mm) and that can be feathered at edges to match adjacent floor elevations.

1. Cement Binder: ASTM C 150/C 150M, portland cement or hydraulic or blended hydraulic cement as defined in ASTM C 219.

2. Primer: Product of underlayment manufacturer recommended for substrate, conditions, and application.

3. Aggregate: Well-graded, washed gravel, 1/8 to 1/4 inch (3.2 to 6 mm) or coarse sand as recommended by underlayment manufacturer.

4. Compressive Strength: Not less than 4100 psi (29 MPa) at 28 days when tested according to ASTM C 109/C 109M.

2.09 CONCRETE MIXTURES, GENERAL

A. Prepare design mixtures for each type and strength of concrete, proportioned on the basis of laboratory trial mixture or field test data, or both, according to ACI 301 (ACI 301M).

1. Use a qualified independent testing agency for preparing and reporting proposed mixture designs based on laboratory trial mixtures.

B. Cementitious Materials: Limit percentage, by weight, of cementitious materials other than portland cement in concrete as follows:

1. Fly Ash: 25 percent.

2. Combined Fly Ash and Pozzolan: 25 percent.

3. Combined Fly Ash or Pozzolan and Slag Cement: 50 percent Portland cement minimum, with fly ash or pozzolan not exceeding 25 percent.

http://www.specagent.com/LookUp/?Section=033000&SectionReleaseDate=9/01/2013&DocType=FL&ToolID=1&ulid=11026&mf=04&mf=95&src=wd&src=altarix http://www.specagent.com/LookUp/?Section=033000&SectionReleaseDate=9/01/2013&DocType=FL&ToolID=1&uid=Id%5bb36e86a4-0304-4fde-86b7-a5cb00aaaac9%5d%20Type%5bManufacturerUrl%5d&src=altarix http://www.specagent.com/LookUp/?Section=033000&SectionReleaseDate=9/01/2013&DocType=FL&ToolID=1&uid=Id%5b9e17a92e-be8a-4259-a6d0-a5cb00aaaae6%5d%20Type%5bManufacturerUrl%5d&src=altarix http://www.specagent.com/LookUp/?Section=033000&SectionReleaseDate=9/01/2013&DocType=FL&ToolID=1&ulid=1189&mf=04&mf=95&src=wd&src=altarix http://www.specagent.com/LookUp/?Section=033000&SectionReleaseDate=9/01/2013&DocType=FL&ToolID=1&uid=Id%5b497bdb59-63a2-4a14-871a-a5cb00abbcd9%5d%20Type%5bManufacturerUrl%5d&src=altarix http://www.specagent.com/LookUp/?Section=033000&SectionReleaseDate=9/01/2013&DocType=FL&ToolID=1&uid=Id%5bdbec01e9-d350-4388-a6d6-a5cb00abbce0%5d%20Type%5bManufacturerUrl%5d&src=altarix http://www.specagent.com/LookUp/?Section=033000&SectionReleaseDate=9/01/2013&DocType=FL&ToolID=1&uid=Id%5bc497bb6d-6ace-45b3-9504-a5cb00abbcef%5d%20Type%5bManufacturerUrl%5d&src=altarix http://www.specagent.com/LookUp/?Section=033000&SectionReleaseDate=9/01/2013&DocType=FL&ToolID=1&uid=Id%5bfcc13560-4b94-4530-a3d3-a5cb00abbcf6%5d%20Type%5bManufacturerUrl%5d&src=altarix

CAST-IN-PLACE CONCRETE 03 3000 5 of 12

C. Admixtures: Use admixtures according to manufacturer's written instructions.

1. Use water-reducing admixture in concrete, as required, for placement and workability.

2. Use water-reducing and -retarding admixture when required by high temperatures, low humidity, or other adverse placement conditions.

3. Use water-reducing admixture in pumped concrete, concrete for heavy-use industrial slabs and parking structure slabs, concrete required to be watertight, and concrete with a w/c ratio below 0.50.

2.10 CONCRETE MIXTURES

A. Footings and Foundation Walls.

1. Minimum Compressive Strength: 4500 psi at 28 days.

2. Maximum W/C Ratio: 0.45.

3. Minimum cementitious materials content: 564 lb/cu. yd.

4. Slump Limit: 4 inches, maximum.

5. Air Content: 6 percent, plus or minus 1.5 percent at point of delivery for 3/4-inch nominal

B. Exterior Site Concrete: Normal-weight concrete.

1. Minimum Compressive Strength: 4500 psi at 28 days.

2. Maximum W/C Ratio: 0.45.

3. Minimum Cementitious Materials Content: 540 lb/cu. yd.

4. Slump Limit: 4 inches, maximum.

5. Air Content: 6 percent, plus or minus 1.5 percent at point of delivery for 3/4-inch nominal maximum aggregate size.

2.11 FABRICATING REINFORCEMENT

A. Fabricate steel reinforcement according to CRSI's "Manual of Standard Practice."

2.12 CONCRETE MIXING

A. Ready-Mixed Concrete: Measure, batch, mix, and deliver concrete according to ASTM C 94/C 94M, and furnish batch ticket information.

1. When air temperature is between 85 and 90 deg F (30 and 32 deg C), reduce mixing and delivery time from 1-1/2 hours to 75 minutes; when air temperature is above 90 deg F (32 deg C), reduce mixing and delivery time to 60 minutes.

PART 3 EXECUTION

3.01 FORMWORK INSTALLATION

A. Design, erect, shore, brace, and maintain formwork, according to ACI 301 (ACI 301M), to support vertical, lateral, static, and dynamic loads, and construction loads that might be applied, until structure can support such loads.

B. Construct formwork so concrete members and structures are of size, shape, alignment, elevation, and position indicated, within tolerance limits of ACI 117 (ACI 117M).

C. Limit concrete surface irregularities, designated by ACI 347 as abrupt or gradual, as follows:

1. Class A, 1/8 inch (3.2 mm) for smooth-formed finished surfaces.

2. Class B, 1/4 inch (6 mm) for rough-formed finished surfaces.

D. Construct forms tight enough to prevent loss of concrete mortar.

E. Construct forms for easy removal without hammering or prying against concrete surfaces.

Provide crush or wrecking plates where stripping may damage cast-concrete surfaces. Provide top forms for inclined surfaces steeper than 1.5 horizontal to 1 vertical.

1. Install keyways, reglets, recesses, and the like, for easy removal.

2. Do not use rust-stained steel form-facing material.

F. Set edge forms, bulkheads, and intermediate screed strips for slabs to achieve required elevations and slopes in finished concrete surfaces. Provide and secure units to support screed strips; use strike-off templates or compacting-type screeds.

G. Provide temporary openings for cleanouts and inspection ports where interior area of formwork is inaccessible. Close openings with panels tightly fitted to forms and securely braced to

CAST-IN-PLACE CONCRETE 03 3000 6 of 12 prevent loss of concrete mortar. Locate temporary openings in forms at inconspicuous locations.

H. Chamfer exterior corners and edges of permanently exposed concrete.

I. Form openings, chases, offsets, sinkages, keyways, reglets, blocking, screeds, and bulkheads required in the Work. Determine sizes and locations from trades providing such items.

J. Clean forms and adjacent surfaces to receive concrete. Remove chips, wood, sawdust, dirt, and other debris just before placing concrete.

K. Retighten forms and bracing before placing concrete, as required, to prevent mortar leaks and maintain proper alignment.

L. Coat contact surfaces of forms with form-release agent, according to manufacturer's written instructions, before placing reinforcement.

3.02 EMBEDDED ITEM INSTALLATION

A. Place and secure anchorage devices and other embedded items required for adjoining work that is attached to or supported by cast-in-place concrete. Use setting drawings, templates, diagrams, instructions, and directions furnished with items to be embedded.

1. Install anchor rods, accurately located, to elevations required and complying with tolerances in Section 7.5 of AISC 303.

3.03 REMOVING AND REUSING FORMS

A. General: Formwork for sides of beams, walls, columns, and similar parts of the Work that does not support weight of concrete may be removed after cumulatively curing at not less than 50 deg F (10 deg C) for 24 hours after placing concrete.