HomeMy WebLinkAboutH002 - HVAC SpecificationsSECTION 23 05 00 - COMMON WORK RESULTS FOR MECHANICAL
PART 1 - GENERAL
1.2 SUBMITTALS
A. Operations Manual: Include the following:
1. Final processed submittals of all Division 23 specification sections.
2. Subcontractor contact list including name, phone number and e-mail contact information.
3. Field reports, including ductwork leakage testing and piping pressure testing.
4. Certifications of piping systems, equipment or systems if specified in the individual specification section.
5. Testing, adjusting and balancing reports.
6. Operations and maintenance information for all equipment.
C. Processing Time: Allow enough time for submittal review, including time for resubmittals, as follows. Time for review shall commence on Engineer’s receipt of submittal.
1. Initial review: Allow 15 days for initial review of each submittal. Allow additional time if processing must be delayed to permit coordination with subsequent
submittals. Engineer will advise Contractor when a submittal must be delayed for coordination.
2. Concurrent review: Where concurrent review of submittals by Architect/Engineer’s Consultants, Owner or other parties is required, allow 21 days for initial review of
each submittal.
D. Submittal Schedule:
1. Contractor shall submit all submittals to the Engineer for initial review within 30 days of award of contract, or within the first 10% of the duration of the project,
whichever is less. Submittals which require processing completion prior to 45 days after award of contract shall be scheduled with the Engineer at least 14 days in
advance of their requested due date.
1.3 DELIVERY, STORAGE, AND HANDLING
A. Deliver, store and install materials and equipment (including supports and hangers) such that they are maintaining “as-new”condition (e.g. no rust) upon installation and
up through the date of Substantial Completion. Account for environmental conditions of the construction site and schedule work accordingly.
B. Do not allow any materials nor equipment to be stored in standing water.
1.4 COORDINATION
A. Arrange for pipe spaces, chases, slots, and openings in building structure during progress of construction, to allow for HVAC installations.
B. Coordinate installation of required supporting devices.
C. Coordinate requirements with all trades for the location and size of access doors and frames necessary to gain access to HVAC items. Coordinate these requirements
for all HVAC items that are concealed behind finished surfaces.
D. Existing Utilities: Do not interrupt utilities serving facilities occupied or partially occupied by the Owner or others unless specifically allowed under the following conditions
and then only after arranging to provide temporary utility services according to requirements indicated.
1. Notify Owner at least seven days in advance of proposed utility interruptions. Identify extent and duration of utility interruptions.
2. Indicate method of proposed utility interruptions in detail.
3. Do not proceed with proposed utility interruptions without Owner’s permission.
E. Coordinate new installations with the existing installations which will remain in place and be reutilized or those that are abandoned in place. Provide transitions and
fittings in ductwork and piping as well as extra lengths of ductwork and piping as required to route around these existing installations. Illustrate all such ductwork fittings
on the sheet metal duct shop drawing submittal. Existing installations include plumbing, piping, electrical and other building systems components including, but not
limited to, roof drain piping, sanitary piping, plumbing piping, fire protection piping, fire protection heads, heating and cooling water piping, condensate drains, steam and
condensate return piping, conduit, cable tray, electrical pull boxes, projectors, booms, etc. Coordinate installation of above ceiling components and devices such that
maintenance access is achieved at the completion of the project when all ceiling mounted components are installed. Coordinate with all trades. Ultimate responsibility for
any rework required to achieve maintenance access is the responsibility of the Contractor responsible for coordination as noted in Division 1 Sections.
F. Provide temporary connections to maintain existing systems in service during the construction. This may include ductwork, piping, power, controls, water, as well as
other connections as required.
G. Provide the Owner a schedule prior to the start of demolition with phased selected demolition identified by system and by floor. Identify required outages on the schedule
and any temporary measures required to maintain existing systems in service.
H. Coordinate the HVAC demolition with all aspects of demolition and temporary construction (including dust barriers) by other trades.
1.5 CONTRACT DOCUMENTS
A. The drawings indicate the general arrangement and scope of the systems and shall be followed insofar as possible. If deviations from the layout are necessitated by field
conditions, detailed layouts of the proposed departures shall be submitted in writing to the Engineer for approval before proceeding with the Work.
B. The drawings are not intended to show every vertical offset or horizontal offset that may be necessary to complete the system or clear obstructions and/or the Work of
other Contractors and other trades. Contractors shall anticipate during bidding that additional offsets may be required and include same in their proposals.
C. The Drawings, Schedules and Specifications shall be considered to be cooperative and anything appearing in the Specifications that may not be indicated on the
Drawings or vice-versa, shall be considered as part of the Contract and must be executed by the Contractor the same as though indicated by both. Clarify conflicting
statements with the Engineer prior to submitting a bid.
D. Measurements: Contractor shall make all his own measurements in the field and shall be responsible for correct fitting. He shall coordinate this Work with all other
branches and trades in such a manner as to cause a minimum of conflict or delay. The Contractor shall coordinate his work in advance with all other trades and report
immediately any difficulty which can be anticipated and propose solutions to resolve the potential difficulty.
E. Adjustments to Work in the Field:
1. The Engineer reserves the right to make minor adjustments (maximum of 10’-0”) in location of sensors, valving, ductwork, dampers, conduit, \drains, piping,
hangers and/or equipment at no additional charge if so directed prior to their installation.
2. Where the Drawings show equipment, casework, structure, fire rated construction, or the like, Contractors shall lay out the work to avoid conflicts.
3. Where offsets in piping, additional fittings, necessary drains, minor valves, traps and devices are required to complete the installation, to clear obstructions, or for
the proper operation of the system (including air vents and drains), these shall be deemed to be included in the Contract and shall be furnished and installed
complete by the Contractor at no additional charge.
4. Where offsets in ductwork, additional fittings, necessary transitions, minor fittings, dampers, accessories and devices are required to complete the installation, to
clear obstructions, or for the proper operation of the system, these shall be deemed to be included in the Contract and shall be furnished and installed complete by
the Contractor at no additional charge.
F. Clearances: All installations shall be made to maintain maximum headroom and clearance around equipment. When space and/or headroom appear inadequate, the
Contractor shall notify the Engineer prior to proceeding with the installation. No claims for additional compensation will be approved for failure on the part of the
Contractor or his Subcontractor to comply with this requirement.
PART 2 - PRODUCTS -NOT USED
PART 3 - EXECUTION
3.1 HVAC DEMOLITION
A. Disconnect, demolish, and remove HVAC systems, equipment, and components indicated to be removed. No equipment or components shall be abandoned in place
unless specifically noted on the drawings.
1. Piping to Be Removed: Remove portion of piping indicated to be removed and cap remaining piping with same or compatible piping material.
2. Ducts to Be Removed: Remove portion of ducts indicated to be removed and cap remaining ducts with same or compatible ductwork material. Seal remaining
ductwork to seal Class C. Duct tape is not permitted.
3. Equipment to Be Removed: Disconnect and remove services and remove equipment. Cap piping and ductwork as required.
4. Equipment Piping and Ductwork to Be Removed and Salvaged: Disconnect and cap services and remove equipment. Owner shall be given first right of refusal to
all items removed from the Owner’s facility or property. Deliver salvaged items to Owner at location requested by Owner.
5. When removing piping and ductwork components, all accessories, hangers, insulation and hanger rods shall be removed also.
6. Provide temporary hangers for any pipe or duct to remain which has had hangers removed such that hanger spacing does not exceed 10’-0”.
7. Provide temporary hangers for any pipe or duct which was supported by a wall which was removed.
8. Locate and identify mechanical systems passing through the affected demolition area which serves other areas outside the demolition limits. Provide information to
the Engineer directly of any questionable items.
9. Systems serving areas outside the work limits shall remain uninterrupted unless specifically authorized in writing by the Owner.
B. If pipe, insulation, or equipment is damaged in appearance or is unserviceable due to demolition work, remove damaged or unserviceable portions and replace with new
products of equal capacity and quality.
C. All caps installed shall be installed and located such that the pipe or duct may be reconnected to and extended without relocation of other components while utilizing
standard fittings. Coordinate with all trades such that any existing, temporary or new installations by other trades does not block access to caps.
D. Confirm with the Owner, which if any, supply, return or exhaust air openings associated with systems which serve the project area may remain in use during construction.
Cover all supply, return and exhaust air openings with synthetic air filter media, 1-inch thick, with non-oily tackified surface, with a dust holding capacity of at least 250
grams per square yard, an average dust spot arrestance of at least 85 percent, and a MERV rating of at least 6. Allow in the bid to replace the air filter media at least
once per month and more often as required for proper operation of the fan systems.
E. Removal of portions of systems which are energized or will be energized at any point during the construction project shall be accomplished by skilled trades who will be
contractually engaged in connecting new work (piping, ductwork or caps thereof) to these same systems.
3.2 PIPING SYSTEMS -COMMON REQUIREMENTS
A. Drawing plans, schematics, and diagrams indicate general location and arrangement of piping systems. Indicated locations and arrangements were used to size pipe
and calculate friction loss, expansion, pump sizing, and other design considerations. Demo piping as indicated unless deviations to layout are approved on Coordination
Drawings.
3.3 CUTTING AND PATCHING
A. Refer to Division 2 for general cutting and patching requirements and procedures.
B. Cut, channel and drill floors, walls, partitions, shafts, ceiling sand other surfaces required to permit electrical installations and demolition. Perform cutting by skilled
mechanics of trades involved.
C. Repair and refinish disturbed finish materials and other surfaces to match adjacent undisturbed surfaces. Install new fireproofing where existing firestopping has been
disturbed. Repair and refinish materials and other surfaces by skilled mechanics of trades involved.
3.4 FIRESTOPPING
A. Apply firestopping to penetrations of fire-rated floor and wall assemblies for all installations to restore original fire-resistance rating of assembly. Apply firestopping to
structure where demolition exposes the structure. Firestopping materials and installation requirements are specified in Division 7 Section “Firestopping”.
B. Apply firestopping as indicated to seal penetrations in Paragraph “Penetration Sealing”.
C. Apply firestopping to all penetrations of smoke barriers. Provide an approved through penetration firestop system installed and tested in accordance with the
requirements of UL 1479 for air leakage. The L rating for each firestop system shall not exceed 5.0 cfm per square foot at 0.30 inches of water in both ambient and
elevated temperature tests.
3.5 PENETRATION SEALING
A. Horizontal assembly penetrations of all floors, floor/ceiling assemblies and ceiling membranes of roof/ceiling assemblies shall be sealed as follows:
1. Non-fire resistance rated assemblies with non-combustible penetrating items shall utilize annular space fill or penetration firestopping.
2. Fire resistance rated assemblies shall utilize penetration firestopping.
B. All enclosed spaces which house HVAC equipment shall have all penetrations of the horizontal and vertical membranes which separate the space from occupied and
unoccupied building spaces sealed.
C. Penetrations to be sealed shall include, at a minimum, all piping, ductwork, conduit and cabling penetrations installed.
3.6 CLEANING AND PROTECTION
A. On completion of installation, inspect exposed finish. Remove burrs, dirt, paint spots and construction debris. This requirement applies for components including
piping and ductwork which are located above lay-in and hard ceilings, especially their upper surfaces prone to collect dust and debris.
B. Protect equipment and installations and maintain conditions to ensure that coatings, finishes, and cabinets are without damage or deterioration at time of Substantial
Completion. Repair all coatings, finishes and cabinets to “as-new”conditions prior to turning project over to owner.
END OF SECTION 23 05 00
SECTION 230529 -HANGERS AND SUPPORTS FOR HVAC PIPING AND EQUIPMENT
PART 1 -GENERAL
1.1 SUMMARY
A. Section Includes:
1. Metal pipe hangers and supports.
2. Trapeze pipe hangers.
3. Thermal-hanger shield inserts.
4. Fastener systems.
5. Equipment supports.
PART 2 -PRODUCTS
2.1 METAL PIPE HANGERS AND SUPPORTS
A. Copper Pipe and Tube Hangers:
1. Description: MSS SP-58, Types 1 through 58, copper-plated steel, factory-fabricated components.
2. Hanger Rods: Continuous-thread rod, nuts, and washer made of stainless steel.
2.2 TRAPEZE PIPE HANGERS
A. Description: MSS SP-58, Type 59, shop-or field-fabricated pipe-support assembly made from structural carbon-steel shapes with MSS SP-58 carbon-steel hanger
rods, nuts, saddles, and U-bolts.
2.3 THERMAL-HANGER SHIELD INSERTS
A. Insulation-Insert Material for Cold Piping: ASTM C552, Type II cellular glass with 100-psi (688-kPa) or ASTM C591, Type VI, Grade 1 polyisocyanurate with 125-psi
(862-kPa) minimum compressive strength and vapor barrier.
B. For Trapeze or Clamped Systems: Insert and shield shall cover entire circumference of pipe.
C. For Clevis or Band Hangers: Insert and shield shall cover lower 180 degrees of pipe.
D. Insert Length: Extend 2 inches (50 mm) beyond sheet metal shield for piping operating below ambient air temperature.
2.4 FASTENER SYSTEMS
A. Mechanical-Expansion Anchors: Insert-wedge-type, [zinc-coated ] [stainless-]steel anchors, for use in hardened portland cement concrete; with pull-out, tension, and
shear capacities appropriate for supported loads and building materials where used.
2.5 EQUIPMENT SUPPORTS
A. Description: Welded, shop-or field-fabricated equipment support made from structural carbon-steel shapes.
PART 3 -EXECUTION
3.1 APPLICATION
A. Comply with requirements in Section 078413 "Penetration Firestopping" for firestopping materials and installation for penetrations through fire-rated walls, ceilings, and
assemblies.
B. Strength of Support Assemblies: Where not indicated, select sizes of components so strength will be adequate to carry present and future static loads within specified
loading limits.
3.2 HANGER AND SUPPORT INSTALLATION
A. Metal Pipe-Hanger Installation: Comply with MSS SP-58. Install hangers, supports, clamps, and attachments as required to properly support piping from the building
structure.
B. Metal Trapeze Pipe-Hanger Installation: Comply with MSS SP-58. Arrange for grouping of parallel runs of horizontal piping, and support together on field-fabricated
trapeze pipe hangers.
1. Pipes of Various Sizes: Support together and space trapezes for smallest pipe size or install intermediate supports for smaller diameter pipes as specified for
individual pipe hangers.
2. Field fabricate from ASTM A36/A36M, carbon-steel shapes selected for loads being supported. Weld steel according to AWS D1.1/D1.1M.
C. Metal Framing System Installation: Arrange for grouping of parallel runs of piping, and support together on field-assembled strut systems.
D. Thermal-Hanger Shield Installation: Install in pipe hanger or shield for insulated piping.
E. Fastener System Installation:
1. Install mechanical-expansion anchors in concrete after concrete is placed and completely cured. Install fasteners according to manufacturer's written instructions.
F. Install hangers and supports complete with necessary attachments, inserts, bolts, rods, nuts, washers, and other accessories.
G. Equipment Support Installation: Fabricate from welded-structural-steel shapes.
H. Install hangers and supports to allow controlled thermal and seismic movement of piping systems, to permit freedom of movement between pipe anchors, and to
facilitate action of expansion joints, expansion loops, expansion bends, and similar units.
I. Install lateral bracing with pipe hangers and supports to prevent swaying.
J. Install building attachments within concrete slabs or attach to structural steel
K. Load Distribution: Install hangers and supports so that piping live and dead loads and stresses from movement will not be transmitted to connected equipment.
L. Pipe Slopes: Install hangers and supports to provide indicated pipe slopes and to not exceed maximum pipe deflections allowed by ASME B31.9 for building services
piping.
M. Insulated Piping:
1. Attach clamps and spacers to piping.
a. Do not exceed pipe stress limits allowed by ASME B31.9 for building services piping.
2. Install MSS SP-58, Type 39, protection saddles if insulation without vapor barrier is indicated. Fill interior voids with insulation that matches adjoining insulation.
3. Install MSS SP-58, Type 40, protective shields on cold piping with vapor barrier. Shields shall span an arc of 180 degrees.
4. Shield Dimensions for Pipe: Not less than the following:
a. NPS 1/4 to NPS 3-1/2 (DN 8 to DN 90): 12 inches (305 mm) long and 0.048 inch (1.22 mm) thick.
5. Thermal-Hanger Shields: Install with insulation same thickness as piping insulation.
3.3 EQUIPMENT SUPPORTS
A. Fabricate structural-steel stands to suspend equipment from structure overhead or to support equipment above floor.
B. Grouting: Place grout under supports for equipment and make bearing surface smooth.
C. Provide lateral bracing, to prevent swaying, for equipment supports.
3.4 METAL FABRICATIONS
A. Cut, drill, and fit miscellaneous metal fabrications for trapeze pipe hangers and equipment supports.
B. Fit exposed connections together to form hairline joints. Field weld connections that cannot be shop welded because of shipping size limitations.
C. Field Welding: Comply with AWS D1.1/D1.1M procedures for shielded, metal arc welding; appearance and quality of welds; and methods used in correcting welding
work; and with the following:
1. Use materials and methods that minimize distortion and develop strength and corrosion resistance of base metals.
2. Obtain fusion without undercut or overlap.
3. Remove welding flux immediately.
4. Finish welds at exposed connections so no roughness shows after finishing and so contours of welded surfaces match adjacent contours.
3.5 ADJUSTING
A. Hanger Adjustments: Adjust hangers to distribute loads equally on attachments and to achieve indicated slope of pipe.
B. Trim excess length of continuous-thread hanger and support rods to 1-1/2 inches (40 mm).
3.6 HANGER AND SUPPORT SCHEDULE
A. Specific hanger and support requirements are in Sections specifying piping systems and equipment.
B. Comply with MSS SP-58 for pipe-hanger selections and applications that are not specified in piping system Sections.
C. Use hangers and supports with galvanized metallic coatings for piping and equipment that will not have field-applied finish.
D. Use nonmetallic coatings on attachments for electrolytic protection where attachments are in direct contact with copper tubing.
E. Use copper-plated pipe hangers and stainless-steel attachments for copper piping and tubing.
F. Use padded hangers for piping that is subject to scratching.
G. Use thermal-hanger shield inserts for insulated piping and tubing.
H. Horizontal-Piping Hangers and Supports: Unless otherwise indicated and except as specified in piping system Sections, install the following types:
1. Adjustable, Steel Clevis Hangers (MSS Type 1): For suspension of noninsulated or insulated, stationary pipes NPS 1/2 to NPS 30 (DN 15 to DN 750).
2. Yoke-Type Pipe Clamps (MSS Type 2): For suspension of up to 1050 deg F (566 deg C), pipes NPS 4 to NPS 24 (DN 100 to DN 600), requiring up to 4 inches
(100 mm) of insulation.
3. Carbon-or Alloy-Steel, Double-Bolt Pipe Clamps (MSS Type 3): For suspension of pipes NPS 3/4 to NPS 36 (DN 20 to DN 900), requiring clamp flexibility and up
to 4 inches (100 mm) of insulation.
I. Hanger-Rod Attachments: Unless otherwise indicated and except as specified in piping system Sections, install the following types:
1. Steel Clevises (MSS Type 14): For 120 to 450 deg F (49 to 232 deg C) piping installations.
2. Swivel Turnbuckles (MSS Type 15): For use with MSS Type 11, split pipe rings.
3. Malleable-Iron Sockets (MSS Type 16): For attaching hanger rods to various types of building attachments.
4. Steel Weldless Eye Nuts (MSS Type 17): For 120 to 450 deg F (49 to 232 deg C) piping installations.
J. Building Attachments: Unless otherwise indicated and except as specified in piping system Sections, install the following types:
1. Steel or Malleable Concrete Inserts (MSS Type 18): For upper attachment to suspend pipe hangers from concrete ceiling.
2. Center-Beam Clamps (MSS Type 21): For attaching to center of bottom flange of beams.
K. Saddles and Shields: Unless otherwise indicated and except as specified in piping system Sections, install the following types:
1. Steel-Pipe-Covering Protection Saddles (MSS Type 39): To fill interior voids with insulation that matches adjoining insulation.
2. Protection Shields (MSS Type 40): Of length recommended in writing by manufacturer to prevent crushing insulation.
3. Thermal-Hanger Shield Inserts: For supporting insulated pipe.
L. Comply with MSS SP-58 for trapeze pipe-hanger selections and applications that are not specified in piping system Sections.
M. Use mechanical-expansion anchors instead of building attachments where required in concrete construction.
END OF SECTION 230529
SECTION 230553 -IDENTIFICATION FOR HVAC PIPING AND EQUIPMENT
PART 2 - PRODUCTS
2.1 LABELS
A. Equipment Labels: Engraved, color-coded, multi-layer, multi-color laminated plastic for mechanical engraving. Include contact-type, permanent adhesive suitable for
surface temperature of equipment.
1. Terminology: Match Owner’s numbering scheme or drawing schedules with unique equipment number.
2. Size: Length and width vary for required label content, but not less than 4-1/2” by 6” for equipment.
3. Thickness: Minimum 1/8”thick
4. Letters: Minimium ½”.
B. General Requirements for Manufactured Pipe Labels: Preprinted, color-coded, with lettering indicating service, and showing flow direction.
1. Self-Adhesive Pipe Labels: Printed plastic with contact-type, permanent-adhesive backing.
2. Pipe Label Contents: Include identification of piping service using same designations or abbreviations as used on Drawings, pipe size, and an arrow indicating
flow direction.
a. Flow-Direction Arrows: Integral with piping system service lettering to accommodate both directions, or as separate unit on each pipe label to indicate flow
direction.
b. Lettering Size: At least 1-1/2 inches (38 mm) high.
C. Duct Labels: Preprinted, color-coded with lettering indicating service. Include direction of airflow and duct service (supply, return, exhaust, etc.). Include contact-type,
permanent adhesive.
D. Valve Tags: Stamped or engraved with 1/4-inch (6.4-mm) letters for piping system abbreviation and 1/2-inch (13-mm) numbers.
1. Tag Material: Brass, 0.032-inch (0.8-mm) minimum thickness, and having predrilled or stamped holes for attachment hardware.
2. Fasteners: Brass wire-link or beaded chain; or S-hook.
PART 3 - EXECUTION
3.1 LABEL INSTALLATION
A. Install or permanently fasten labels on each major item of mechanical equipment.
B. Locate equipment labels where accessible and visible.
C. Install self-adhesive duct labels with permanent adhesive on air ducts in the following color codes:
1. Blue: For cold-air supply ducts.
2. Yellow: For hot-air supply ducts.
3. Green: For exhaust-, outside-, relief-, return-, and mixed-air ducts.
D. Locate labels near points where ducts enter into concealed spaces and at maximum intervals of 50 FT in each space where ducts are exposed or concealed by
removable ceiling system.
END OF SECTION 230553
SECTION 230593 -TESTING, ADJUSTING, AND BALANCING FOR HVAC
PART 1 - GENERAL
1.1 PROJECT CONDITIONS
A. Full Owner Occupancy: Owner will occupy the site and existing building during entire TAB period. Cooperate with Owner during TAB operations to minimize conflicts
with Owner's operations.
PART 3 - EXECUTION
3.1 PREPARATION
A. Prepare a TAB plan that includes strategies and step-by-step procedures.
B. Complete system-readiness checks and prepare reports.
3.2 GENERAL PROCEDURES FOR TESTING AND BALANCING
A. Cut insulation, ducts, pipes, and equipment cabinets for installation of test probes to the minimum extent necessary for TAB procedures.
1. After testing and balancing, patch probe holes in ducts with same material and thickness as used to construct ducts.
2. Install and join new insulation that matches removed materials. Restore insulation, coverings, vapor barrier, and finish according to Division 23 Section "HVAC
Insulation."
B. Mark equipment and balancing devices, including damper-control positions, valve position indicators, fan-speed-control levers, and similar controls and devices, with
paint or other suitable, permanent identification material to show final settings.
3.3 GENERAL PROCEDURES FOR BALANCING AIR SYSTEMS
A. Prepare schematic diagrams of systems' "as-built" duct layouts.
B. Determine the best locations in main and branch ducts for accurate duct-airflow measurements.
C. Locate start-stop and disconnect switches, electrical interlocks, and motor starters.
D. Check dampers for proper position to achieve desired airflow path.
E Check for airflow blockages.
F. Verify that air duct system is sealed as specified in Division 23 Section "Metal Ducts."
3.5 TOLERANCES
A. Set HVAC system's air flow rates and water flow rates within the following tolerances:
1. Air Outlets and Inlets: Plus or minus 5 percent.
2. Heating Hot-Water Flow Rate: Plus or minus 5 percent.
3.6 FINAL REPORT
A. General: Prepare a certified written report; tabulate and divide the report into separate sections for tested systems and balanced systems.
1. Include a certification sheet at the front of the report's binder, signed and sealed by the certified testing and balancing engineer.
2. Include a list of instruments used for procedures, along with proof of calibration.
B. Final Report Contents: In addition to certified field-report data, include the following:
1. Field test reports prepared by system and equipment installers.
2. Other information relative to equipment performance; do not include Shop Drawings and product data.
C. General Report Data: In addition to form titles and entries, include the following data:
1. Title page, Name and address of the TAB contractor, Project name, Project location, Engineer's name and address, Contractor's name and address, Report date,
Signature of TAB supervisor who certifies the report.
10. Table of Contents with the total number of pages defined for each section of the report. Number each page in the report.
11. Summary of contents including the following:
a. Indicated versus final performance.
b. Notable characteristics of systems.
12. Data for terminal units, including manufacturer's name, type, size, and fittings.
13. Notes to explain why certain final data in the body of reports vary from indicated values.
D. Round, Flat-Oval, and Rectangular Duct Traverse Reports: Include a diagram with a grid representing the duct cross-section and record the following:
1. Report Data:
a. System and air-handling-unit number.
b. Location and zone.
c. Traverse air temperature in deg F (deg C).
d. Duct static pressure in inches wg (Pa).
e. Duct size in inches (mm).
f. Duct area in sq. ft. (sq. m).
g. Indicated air flow rate in cfm (L/s).
h. Indicated velocity in fpm (m/s).
i. Actual air flow rate in cfm (L/s).
j. Actual average velocity in fpm (m/s).
k. Barometric pressure in psig (Pa).
E. Air-Terminal-Device Reports:
1. Unit Data:
a. System and air-handling unit identification.
b. Location and zone.
c. Apparatus used for test.
d. Area served.
e. Make.
f. Number from system diagram.
g. Type and model number.
h. Size.
i. Effective area in sq. ft. (sq. m).
2. Test Data (Indicated and Actual Values):
a. Air flow rate in cfm (L/s).
b. Air velocity in fpm (m/s).
c. Preliminary air flow rate as needed in cfm (L/s).
d. Preliminary velocity as needed in fpm (m/s).
e. Final air flow rate in cfm (L/s).
f. Final velocity in fpm (m/s).
g. Space temperature in deg F (deg C).
h. Entering-water temperature in deg F (deg C).
i. Leaving-water temperature in deg F (deg C).
j. Water flow in GPM.
k. Balance valve position.
l. Water pressure drop in feet of head or psig (kPa).
m. Entering-air temperature in deg F (deg C).
n. Leaving-air temperature in deg F (deg C).
3.7 ADDITIONAL TESTS
A. Within 90 days of completing TAB, perform additional TAB to verify that balanced conditions are being maintained throughout and to correct unusual conditions.
B. Seasonal Periods: If initial TAB procedures were not performed during near-peak summer and winter conditions, perform additional TAB during near-peak summer
and
winter conditions.
END SECTION 230593
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THESE DRAWINGS ARE THE PROPERTY
OF STUDIO 3 DESIGN, INC. ALL RIGHTS
RESERVED
PROJECT NUMBER:
DATE:
CERTIFICATION:
SHEET DESCRIPTION:
SHEET NUMBER:
REVISION SCHEDULE:
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21019 IUH SPRINGMILLGI CLINIC RENOVATION: PHASE IApril 9, 2021
HVAC
Specifications
H00210300 N. ILLINOIS ST.INDIANAPOLIS, IN 46290# Revision Description
Date
Issued
06/08/21