519-19-700_VABS_Outpatient Exam Rooms_Issue for Bid Drawings - Mechanical.pdf

C. EXECUTION

1. ARRANGEMENT AND INSTALLATION OF EQUIPMENT

a. LOCATION OF PIPING, SLEEVES, INSERTS, HANGERS, AND EQUIPMENT, ACCESS

PROVISIONS SHALL BE COORDINATED WITH THE WORK OF ALL TRADES. THE

COORDINATION/SHOP DRAWINGS SHALL BE SUBMITTED FOR REVIEW. LOCATE PIPING,

SLEEVES, INSERTS, HANGERS, DUCTWORK AND EQUIPMENT CLEAR OF WINDOWS,

DOORS, OPENINGS, LIGHT OUTLETS, AND OTHER SERVICES AND UTILITIES. EQUIPMENT

COORDINATION/SHOP DRAWINGS SHALL BE PREPARED TO COORDINATE PROPER

LOCATION AND PERSONNEL ACCESS OF ALL FACILITIES. THE DRAWINGS SHALL BE

SUBMITTED FOR REVIEW. FOLLOW MANUFACTURER'S PUBLISHED RECOMMENDATIONS

FOR INSTALLATION METHODS NOT OTHERWISE SPECIFIED.

b. OPERATING PERSONNEL ACCESS AND OBSERVATION PROVISIONS: SELECT AND

ARRANGE ALL EQUIPMENT AND SYSTEMS TO PROVIDE CLEAR VIEW AND EASY ACCESS,

WITHOUT USE OF PORTABLE LADDERS, FOR MAINTENANCE AND OPERATION OF ALL

DEVICES INCLUDING, BUT NOT LIMITED TO: ALL EQUIPMENT ITEMS, VALVES, FILTERS,

STRAINERS, TRANSMITTERS, SENSORS, CONTROL DEVICES. ALL GAUGES AND

INDICATORS SHALL BE CLEARLY VISIBLE BY PERSONNEL STANDING ON THE FLOOR OR

ON PERMANENT PLATFORMS. DO NOT REDUCE OR CHANGE MAINTENANCE AND

OPERATING SPACE AND ACCESS PROVISIONS THAT ARE SHOWN ON THE CONTRACT

DOCUMENTS.

c. EQUIPMENT AND PIPING SUPPORT: COORDINATE STRUCTURAL SYSTEMS NECESSARY

FOR PIPE AND EQUIPMENT SUPPORT WITH PIPE AND EQUIPMENT LOCATIONS TO

PERMIT PROPER INSTALLATION.

d. LOCATION OF PIPE SLEEVES, TRENCHES AND CHASES SHALL BE ACCURATELY

COORDINATED WITH EQUIPMENT AND PIPING LOCATIONS.

e. CUTTING HOLES:

• CUT HOLES THROUGH CONCRETE AND MASONRY BY ROTARY CLIENT PROJECT

REPRESENTATIVEE DRILL. PNEUMATIC HAMMER, IMPACT ELECTRIC, AND HAND OR

MANUAL HAMMER TYPE DRILL IS PROHIBITED, EXCEPT AS PERMITTED BY CLIENT

PROJECT REPRESENTATIVE WHERE WORKING AREA SPACE IS LIMITED.

• LOCATE HOLES TO AVOID INTERFERENCE WITH STRUCTURAL MEMBERS SUCH AS

SLABS, COLUMNS, RIBS, BEAMS OR REINFORCING. HOLES SHALL BE LAID OUT IN

ADVANCE AND DRILLING DONE ONLY AFTER APPROVAL BY CLIENT PROJECT

REPRESENTATIVE. IF THE CONTRACTOR CONSIDERS IT NECESSARY TO DRILL

THROUGH STRUCTURAL MEMBERS, THIS MATTER SHALL BE REFERRED TO CLIENT

PROJECT REPRESENTATIVE FOR APPROVAL.

f. DO NOT PENETRATE MEMBRANE WATERPROOFING.

g. MINOR PIPING: GENERALLY, SMALL DIAMETER PIPE RUNS FROM DRIPS AND DRAINS, WATER COOLING, AND OTHER SERVICE ARE NOT SHOWN BUT MUST BE PROVIDED.

h. PROTECTION CLEANING

• EQUIPMENT AND MATERIALS SHALL BE CAREFULLY HANDLED, PROPERLY STORED,

AND ADEQUATELY PROTECTED TO PREVENT DAMAGE BEFORE AND DURING

INSTALLATION, IN ACCORDANCE WITH THE MANUFACTURER'S RECOMMENDATIONS

AND AS APPROVED BY THE CLIENT PROJECT REPRESENTATIVE. DAMAGED OR

DEFECTIVE ITEMS IN THE OPINION OF THE CLIENT PROJECT REPRESENTATIVE,

SHALL BE REPLACED.

• PROTECT ALL FINISHED PARTS OF EQUIPMENT, SUCH AS SHAFTS AND BEARINGS

WHERE ACCESSIBLE, FROM RUST PRIOR TO OPERATION BY MEANS OF PROTECTIVE

GREASE COATING AND WRAPPING. CLOSE PIPE OPENINGS WITH CAPS OR PLUGS

DURING INSTALLATION. TIGHTLY COVER AND PROTECT FIXTURES AND EQUIPMENT

AGAINST DIRT, WATER CHEMICAL, OR MECHANICAL INJURY. AT COMPLETION OF ALL

WORK THOROUGHLY CLEAN FIXTURES, EXPOSED MATERIALS AND EQUIPMENT.

i. INSTALL GAUGES, THERMOMETERS, VALVES AND OTHER DEVICES WITH DUE REGARD

FOR EASE IN READING OR OPERATING AND MAINTAINING SAID DEVICES. LOCATE AND

POSITION THERMOMETERS AND GAUGES TO BE EASILY READ BY OPERATOR OR STAFF

STANDING ON FLOOR OR WALKWAY PROVIDED. SERVICING SHALL NOT REQUIRE

DISMANTLING ADJACENT EQUIPMENT OR PIPE WORK.

j. SWITCHGEAR/ELECTRICAL EQUIPMENT DRIP PROTECTION: EVERY EFFORT SHALL BE

MADE TO ELIMINATE THE INSTALLATION OF PIPE ABOVE ELECTRICAL AND

DATA/TELEPHONE SWITCHGEAR. IF THIS IS NOT POSSIBLE, ENCASE PIPE IN A SECOND

PIPE WITH A MINIMUM OF JOINTS. INSTALLATION OF PIPING, DUCTWORK, LEAK

PROTECTION APPARATUS OR OTHER INSTALLATIONS FOREIGN TO THE ELECTRICAL

INSTALLATION SHALL NOT BE LOCATED IN THE SPACE EQUAL TO THE WIDTH AND DEPTH

OF THE EQUIPMENT AND EXTENDING FROM TO A HEIGHT OF 1.8 M (6 FEET) ABOVE THE

EQUIPMENT OR TO CEILING STRUCTURE, WHICHEVER IS LOWER (NFPA 70).

2. PIPE AND EQUIPMENT SUPPORTS

a. USE OF CHAIN PIPE SUPPORTS; WIRE OR STRAP HANGERS; WOOD FOR BLOCKING, STAYS AND BRACING; OR HANGERS SUSPENDED FROM PIPING ABOVE ARE PROHIBITED.

REPLACE OR THOROUGHLY CLEAN RUSTY PRODUCTS AND PAINT WITH ZINC PRIMER.

b. HANGER RODS SHALL BE USED THAT ARE STRAIGHT AND VERTICAL. TURNBUCKLES FOR

VERTICAL ADJUSTMENTS MAY BE OMITTED WHERE LIMITED SPACE PREVENTS USE.

PROVIDE A MINIMUM OF 15 MM (1/2 INCH) CLEARANCE BETWEEN PIPE OR PIPING

COVERING AND ADJACENT WORK.

c. HVAC HORIZONTAL PIPE SUPPORT SPACING: REFER TO MSS SP-58. PROVIDE

ADDITIONAL SUPPORTS AT VALVES, STRAINERS, IN-LINE PUMPS AND OTHER HEAVY

COMPONENTS. PROVIDE A SUPPORT WITHIN ONE FOOT OF EACH ELBOW.

d. HVAC VERTICAL PIPE SUPPORTS:

• UP TO 150 MM (6-INCH PIPE), 9 M (30 FEET) LONG, BOLT RISER CLAMPS TO THE PIPE

BELOW COUPLINGS, OR WELDED TO THE PIPE AND RESTS SUPPORTS SECURELY ON

THE BUILDING STRUCTURE.

• VERTICAL PIPE LARGER THAN THE FOREGOING, SUPPORT ON BASE ELBOWS OR

TEES, OR SUBSTANTIAL PIPE LEGS EXTENDING TO THE BUILDING STRUCTURE.

e. FLOOR SUPPORTS:

• PROVIDE CONCRETE BASES, CONCRETE ANCHOR BLOCKS AND PEDESTALS, AND

STRUCTURAL STEEL SYSTEMS FOR SUPPORT OF EQUIPMENT AND PIPING.

CONCRETE BASES AND STRUCTURAL SYSTEMS SHALL BE ANCHORED AND DOWELED

TO RESIST FORCES UNDER OPERATING AND SEISMIC CONDITIONS (IF APPLICABLE)

WITHOUT EXCESSIVE DISPLACEMENT OR STRUCTURAL FAILURE.

• BASES AND SUPPORTS SHALL NOT BE LOCATED AND INSTALLED UNTIL EQUIPMENT

MOUNTED THEREON HAS BEEN APPROVED. BASES SHALL BE SIZED TO MATCH

EQUIPMENT MOUNTED THEREON PLUS 50 MM (2 INCH) EXCESS ON ALL EDGES.

CHILLER FOUNDATIONS SHALL HAVE HORIZONTAL DIMENSIONS THAT EXCEED

CHILLER BASE FRAME DIMENSIONS BY AT LEAST 150 MM (6 INCHES) ON ALL SIDES.

STRUCTURAL CONTRACT DOCUMENTS SHALL BE REVIEWED FOR ADDITIONAL

REQUIREMENTS. BASES SHALL BE NEATLY FINISHED AND SMOOTHED, SHALL HAVE

CHAMFERED EDGES AT THE TOP, AND SHALL BE SUITABLE FOR PAINTING.

• ALL EQUIPMENT SHALL BE SHIMMED, LEVELED, FIRMLY ANCHORED, AND GROUTED

WITH EPOXY GROUT. ANCHOR BOLTS SHALL BE PLACED IN SLEEVES, ANCHORED TO

THE BASES. FILL THE ANNULAR SPACE BETWEEN SLEEVES AND BOLTS WITH A

GRANULAR MATERIAL TO PERMIT ALIGNMENT AND REALIGNMENT.

3. MECHANICAL DEMOLITION

a. UNLESS SPECIFIED OTHERWISE, ALL PIPING, WIRING, CONDUIT, AND OTHER DEVICES

ASSOCIATED WITH THE EQUIPMENT NOT RE-USED IN THE NEW WORK SHALL BE

COMPLETELY REMOVED FROM PROJECT SITE PER SECTION CONSTRUCTION WASTE

MANAGEMENT. THIS INCLUDES ALL CONCRETE PADS, PIPE, VALVES, FITTINGS,

INSULATION, AND ALL HANGERS INCLUDING THE TOP CONNECTION AND ANY

FASTENINGS TO BUILDING STRUCTURAL SYSTEMS. ALL OPENINGS SHALL BE SEALED

AFTER REMOVAL OF EQUIPMENT, PIPES, DUCTS, AND OTHER PENETRATIONS IN ROOF,

WALLS, FLOORS, IN AN APPROVED MANNER AND IN ACCORDANCE WITH CONTRACT

DOCUMENTS WHERE SPECIFICALLY COVERED. STRUCTURAL INTEGRITY OF THE

BUILDING SYSTEM SHALL BE MAINTAINED. REFERENCE SHALL ALSO BE MADE TO THE

CONTRACT DOCUMENTS OF THE OTHER DISCIPLINES IN THE PROJECT FOR ADDITIONAL

FACILITIES TO BE DEMOLISHED OR HANDLED.

b. ALL INDICATED VALVES INCLUDING GATE, GLOBE, BALL, BUTTERFLY AND CHECK, ALL

PRESSURE GAUGES AND THERMOMETERS WITH WELLS SHALL REMAIN CLIENT

PROPERTY AND SHALL BE REMOVED AND DELIVERED TO CLIENT PROJECT

REPRESENTATIVE AND STORED AS DIRECTED. THE CONTRACTOR SHALL REMOVE ALL

OTHER MATERIAL AND EQUIPMENT, DEVICES AND DEMOLITION DEBRIS UNDER THESE

CONTRACT DOCUMENTS. SUCH MATERIAL SHALL BE REMOVED FROM PROJECT SITE

EXPEDITIOUSLY AND SHALL NOT BE ALLOWED TO ACCUMULATE.

4. PAINT

a. PRIOR TO FINAL INSPECTION AND ACCEPTANCE OF THE PLANT AND FACILITIES FOR

BENEFICIAL USE BY THE PLANT FACILITIES, EQUIPMENT AND SYSTEMS SHALL BE

THOROUGHLY CLEANED AND PAINTED. REFER TO PAINTING SPECIFICATIONS.

5. MOTOR DRIVES

a. USE SYNCHRONOUS BELT DRIVES ONLY ON EQUIPMENT CONTROLLED BY SOFT

STARTERS OR VARIABLE FREQUENCY DRIVE MOTOR CONTROLLERS WITHOUT A BYPASS

CONTACTOR. USE V-BELT DRIVES ON ALL OTHER APPLICATIONS.

b. ALL EQUIPMENT AND DEVICES REQUIRING LUBRICATION SHALL BE LUBRICATED PRIOR

TO INITIAL OPERATION. FIELD-CHECK ALL DEVICES FOR PROPER LUBRICATION.

c. STARTUP OF EQUIPMENT SHALL BE PERFORMED AS DESCRIBED IN EQUIPMENT

SPECIFICATIONS. VIBRATION WITHIN SPECIFIED TOLERANCE SHALL BE VERIFIED PRIOR

TO EXTENDED OPERATION. TEMPORARY USE OF EQUIPMENT IS SPECIFIED IN SECTION

GENERAL REQUIREMENTS, ARTICLE, TEMPORARY USE OF MECHANICAL AND

ELECTRICAL EQUIPMENT.

C. EXECUTION

1. INSTALLATION

a. GENERAL

• INSTALL EQUIPMENT, PIPING, WIRING /CONDUIT PARALLEL TO OR AT RIGHT ANGLES

TO BUILDING LINES.

• INSTALL ALL EQUIPMENT AND PIPING IN READILY ACCESSIBLE LOCATIONS. DO NOT

RUN TUBING AND CONDUIT CONCEALED UNDER INSULATION OR INSIDE DUCTS.

• MOUNT CONTROL DEVICES, TUBING AND CONDUIT LOCATED ON DUCTS AND

APPARATUS WITH EXTERNAL INSULATION ON STANDOFF SUPPORT TO AVOID

INTERFERENCE WITH INSULATION.

• PROVIDE SUFFICIENT SLACK AND FLEXIBLE CONNECTIONS TO ALLOW FOR

VIBRATION OF PIPING AND EQUIPMENT.

• RUN TUBING AND WIRE CONNECTING DEVICES ON OR IN CONTROL CABINETS

PARALLEL WITH THE SIDES OF THE CABINET NEATLY RACKED TO PERMIT TRACING.

• INSTALL EQUIPMENT LEVEL AND PLUMB.

b. ELECTRICAL WIRING

• ALL WIRING AND CABLING SHALL BE INSTALLED IN CONDUITS. INSTALL CONDUITS

AND WIRING IN ACCORDANCE WITH SPECIFICATION RACEWAY AND BOXES FOR

ELECTRICAL SYSTEMS. CONDUITS CARRYING CONTROL WIRING AND CABLING SHALL

BE DEDICATED TO THE CONTROL WIRING AND CABLING: THESE CONDUITS SHALL

NOT CARRY POWER WIRING. PROVIDE PLASTIC END SLEEVES AT ALL CONDUIT

TERMINATIONS TO PROTECT WIRING FROM BURRS.

• INSTALL ANALOG SIGNAL AND COMMUNICATION CABLES IN CONDUIT AND IN

ACCORDANCE WITH SPECIFICATION DIVISION 27 – COMMINICATIONS. INSTALL

DIGITAL COMMUNICATION CABLES IN CONDUIT AND IN ACCORDANCE WITH

SPECIFICATION SECTION COMMINICATIONS STRUCTURED CABLING.

• INSTALL ALL ELECTRICAL WORK REQUIRED FOR A FULLY FUNCTIONAL SYSTEM AND

NOT SHOWN ON ELECTRICAL PLANS OR REQUIRED BY ELECTRICAL SPECIFICATIONS.

WHERE LOW VOLTAGE (LESS THAN 50 VOLT) POWER IS REQUIRED, PROVIDE

SUITABLE CLASS B TRANSFORMERS.

• INSTALL ALL SYSTEM COMPONENTS IN ACCORDANCE WITH LOCAL BUILDING CODE

AND NATIONAL ELECTRIC CODE.

• GROUNDING: GROUND ELECTRICAL SYSTEMS PER MANUFACTURER’S WRITTEN

REQUIREMENTS FOR PROPER AND SAFE OPERATION.

c. SENSORS: INSTALL ALL SENSORS AND INSTRUMENTATION ACCLIENT PROJECT

REPRESENTATIVEDING TO MANUFACTURER’S WRITTEN INSTRUCTIONS. SENSOR

LOCATIONS SHALL BE READILY ACCESSIBLE, PERMITTING QUICK REPLACEMENT AND

SERVICING OF THEM WITHOUT SPECIAL SKILLS AND TOOLS.

GENERAL NOTES

1. GENERAL REQUIREMENTS

A. GENERAL

1. DESCRIPTION: EXPOSED: PIPING, DUCTWORK, AND EQUIPMENT EXPOSED TO VIEW IN

FINISHED ROOMS.

2. EXTERIOR: PIPING, DUCTWORK, AND EQUIPMENT EXPOSED TO WEATHER BE IT

TEMPERATURE, HUMIDITY, PRECIPITATION, WIND, OR SOLAR RADIATION.

3. SUBMITTALS:

a. CONTRACTOR SHALL MAKE ALL NECESSARY FIELD MEASUREMENTS AND

INVESTIGATIONS TO ASSURE THAT THE EQUIPMENT AND ASSEMBLIES WILL MEET

CONTRACT REQUIREMENTS, AND ALL EQUIPMENT THAT REQUIRES REGULAR

MAINTENANCE, CALIBRATION, ETC ARE ACCESSABLE FROM THE FLOOR OR PERMANENT

WORK PLATFORM. IT IS THE CONTRACTOR’S RESPONSIBILITY TO ENSURE ALL

SUBMITTALS MEET THE VA SPECIFICATIONS AND REQUIREMENTS AND IT IS ASSUMED

THAT ALL SUBMITTALS DO MEET THE SPECIFICATIONS UNLESS THE CONTRACTOR HAS

REQUESTED A VARIANCE IN WRITING AND APPROVED PRIOR TO THE SUBMITTAL. IF AT

ANY TIME DURING THE PROJECT IT IS FOUND THAT ANY ITEM DOES NOT MEET

SPECIFICATIONS AND THERE WAS NO VARIANCE APPROVAL THE CONTRACTOR SHALL

CLIENT PROJECT REPRESENTATIVERECT AT NO ADDITIONAL COST OR TIME EVEN IF A

SUBMITTAL WAS APPROVED.

b. COORDINATION/SHOP DRAWINGS:

• SUBMIT COMPLETE CONSOLIDATED AND COORDINATED SHOP DRAWINGS FOR ALL

NEW SYSTEMS, AND FOR EXISTING SYSTEMS THAT ARE IN THE SAME AREAS.

• DO NOT INSTALL EQUIPMENT FOUNDATIONS, EQUIPMENT OR PIPING UNTIL

COORDINATION/SHOP DRAWINGS HAVE BEEN APPROVED.

c. IN ADDITION, FOR HVAC SYSTEMS, PROVIDE DETAILS OF THE FOLLOWING:

• MECHANICAL EQUIPMENT ROOMS.

• INTERSTITIAL SPACE.

• HANGERS, INSERTS, SUPPORTS, AND BRACING.

• PIPE SLEEVES.

• DUCT OR EQUIPMENT PENETRATIONS OF FLOORS, WALLS, CEILINGS, OR ROOFS.

4. QUALITY ASSURANCE

a. MECHANICAL, ELECTRICAL AND ASSOCIATED SYSTEMS SHALL BE SAFE, RELIABLE, EFFICIENT, DURABLE, EASILY AND SAFELY OPERABLE AND MAINTAINABLE, EASILY AND

SAFELY ACCESSIBLE, AND IN COMPLIANCE WITH APPLICABLE CODES AS SPECIFIED. THE

SYSTEMS SHALL BE COMPRISED OF HIGH QUALITY INSTITUTIONAL-CLASS AND

INDUSTRIAL-CLASS PRODUCTS OF MANUFACTURERS THAT ARE EXPERIENCED

SPECIALISTS IN THE REQUIRED PRODUCT LINES. ALL CONSTRUCTION FIRMS AND

PERSONNEL SHALL BE EXPERIENCED AND QUALIFIED SPECIALISTS IN INDUSTRIAL AND

INSTITUTIONAL HVAC.

b. REFER TO ALL OTHER SECTIONS FOR QUALITY ASSURANCE REQUIREMENTS FOR

SYSTEMS AND EQUIPMENT SPECIFIED THEREIN.

c. ALL ITEMS FURNISHED SHALL BE FREE FROM DEFECTS THAT WOULD ADVERSELY

AFFECT THE PERFORMANCE, MAINTAINABILITY AND APPEARANCE OF INDIVIDUAL

COMPONENTS AND OVERALL ASSEMBLY.

d. THE PRODUCTS AND EXECUTION OF WORK SPECIFIED IN DIVISION 23 SHALL CONFORM

TO THE REFERENCED CODES AND STANDARDS AS REQUIRED BY THE SPECIFICATIONS.

LOCAL CODES AND AMENDMENTS SHALL BE ENFORCED, ALONG WITH REQUIREMENTS

OF LOCAL UTILITY COMPANIES. THE MOST STRINGENT REQUIREMENTS OF THESE

SPECIFICATIONS, LOCAL CODES, OR UTILITY COMPANY REQUIREMENTS SHALL ALWAYS

APPLY. ANY CONFLICTS SHALL BE BROUGHT TO THE ATTENTION OF CLIENT PROJECT

REPRESENTATIVE.

e. MANUFACTURER'S RECOMMENDATIONS: WHERE INSTALLATION PROCEDURES OR ANY

PART THEREOF ARE REQUIRED TO BE IN ACCORDANCE WITH THE RECOMMENDATIONS

OF THE MANUFACTURER OF THE MATERIAL BEING INSTALLED, PRINTED COPIES OF

THESE RECOMMENDATIONS SHALL BE FURNISHED TO THE CLIENT PROJECT

REPRESENTATIVE WITH SUBMITTALS. INSTALLATION OF THE ITEM WILL NOT BE

ALLOWED TO PROCEED UNTIL THE RECOMMENDATIONS ARE RECEIVED. FAILURE TO

FURNISH THESE RECOMMENDATIONS CAN BE CAUSE FOR REJECTION OF THE MATERIAL

AND REMOVAL BY THE CONTRACTOR AND NO ADDITIONAL COST OR TIME.

f. REFER TO ALL OTHER SECTIONS FOR QUALITY ASSURANCE REQUIREMENTS FOR

SYSTEMS AND EQUIPMENT SPECIFIED THEREIN.

5. EXECUTION (INSTALLATION, CONSTRUCTION) QUALITY:

a. APPLY AND INSTALL ALL ITEMS IN ACCORDANCE WITH MANUFACTURER'S WRITTEN

INSTRUCTIONS. REFER CONFLICTS BETWEEN THE MANUFACTURER'S INSTRUCTIONS

AND THE CONTRACT DOCUMENTS TO THE CLIENT PROJECT REPRESENTATIVE FOR

RESOLUTION. PROVIDE WRITTEN HARD COPIES AND COMPUTER FILES ON CD OR DVD

OF MANUFACTURER’S INSTALLATION INSTRUCTIONS TO THE CLIENT PROJECT

REPRESENTATIVE WITH SUBMITTALS PRIOR TO COMMENCING INSTALLATION OF ANY

ITEM. INSTALLATION OF THE ITEM WILL NOT BE ALLOWED TO PROCEED UNTIL THE

RECOMMENDATIONS ARE RECEIVED AND APPROVED. FAILURE TO FURNISH THESE

RECOMMENDATIONS IS A CAUSE FOR REJECTION OF THE MATERIAL.

b. ALL ITEMS THAT REQUIRE ACCESS, SUCH AS FOR OPERATING, CLEANING, SERVICING, MAINTENANCE, AND CALIBRATION, SHALL BE EASILY AND SAFELY ACCESSIBLE BY

PERSONS STANDING AT FLOOR LEVEL, OR STANDING ON PERMANENT PLATFORMS,

WITHOUT THE USE OF PORTABLE LADDERS. EXAMPLES OF THESE ITEMS INCLUDE, BUT

ARE NOT LIMITED TO, ALL TYPES OF VALVES, FILTERS AND STRAINERS, TRANSMITTERS,

CONTROL DEVICES. PRIOR TO COMMENCING INSTALLATION WORK, REFER CONFLICTS

BETWEEN THIS REQUIREMENT AND CONTRACT DOCUMENTS TO CLIENT PROJECT

REPRESENTATIVE FOR RESOLUTION. FAILURE OF THE CONTRACTOR TO RESOLVE OR

POINT OUT ANY ISSUES WILL RESULT IN THE CONTRACTOR CLIENT PROJECT

REPRESENTATIVERECTING AT NO ADDITIONAL COST OR TIME.

c. COMPLETE COORDINATION/SHOP DRAWINGS SHALL BE REQUIRED IN ACCORDANCE

WITH ARTICLE, SUBMITTALS. CONSTRUCTION WORK SHALL NOT START ON ANY SYSTEM

UNTIL THE COORDINATION/SHOP DRAWINGS HAVE BEEN APPROVED.

d. WORKMANSHIP/CRAFTSMANSHIP WILL BE OF THE HIGHEST QUALITY AND STANDARDS.

THE CLIENT RESERVES THE RIGHT TO REJECT ANY WORK BASED ON POOR QUALITY OF

WORKMANSHIP THIS WORK SHALL BE REMOVED AND DONE AGAIN AT NO ADDITIONAL

COST OR TIME.

6. DELIVERY, STORAGE AND HANDLING

a. PROTECTION OF EQUIPMENT:

• EQUIPMENT AND MATERIAL PLACED ON THE JOB SITE SHALL REMAIN IN THE

CUSTODY OF THE CONTRACTOR UNTIL PHASED ACCEPTANCE, WHETHER OR NOT

THE CONTRACTOR HAS BEEN REIMBURSED FOR THE EQUIPMENT AND MATERIAL.

THE CONTRACTOR IS SOLELY RESPONSIBLE FOR THE PROTECTION OF SUCH

EQUIPMENT AND MATERIAL AGAINST ANY DAMAGE OR THEFT.

• LARGE EQUIPMENT SUCH AS BOILERS, CHILLERS, COOLING TOWERS, FANS, AND AIR

HANDLING UNITS IF SHIPPED ON OPEN TRAILER TRUCKS SHALL BE COVERED WITH

SHRINK ON PLASTICS OR WATER PROOF TARPAULINS THAT PROVIDE PROTECTION

FROM EXPOSURE TO RAIN, ROAD SALTS AND OTHER TRANSIT HAZARDS.

PROTECTION SHALL BE KEPT IN PLACE UNTIL EQUIPMENT IS MOVED INTO A

BUILDING OR INSTALLED AS DESIGNED.

• REPAIR DAMAGED EQUIPMENT IN FIRST CLASS, NEW OPERATING CONDITION AND

APPEARANCE; OR REPLACE SAME AS DETERMINED AND DIRECTED BY THE CLIENT

PROJECT REPRESENTATIVE. SUCH REPAIR OR REPLACEMENT SHALL BE AT NO

ADDITIONAL COST OR TIME.

• PROTECT INTERIORS OF NEW EQUIPMENT AND PIPING SYSTEMS AGAINST ENTRY OF

FOREIGN MATTER. CLEAN BOTH INSIDE AND OUTSIDE BEFORE PAINTING OR

PLACING EQUIPMENT IN OPERATION.

• EXISTING EQUIPMENT AND PIPING BEING WORKED ON BY THE CONTRACTOR SHALL

BE UNDER THE CUSTODY AND RESPONSIBILITY OF THE CONTRACTOR AND SHALL BE

PROTECTED AS REQUIRED FOR NEW WORK.

• PROTECT PLASTIC PIPING AND TANKS FROM ULTRAVIOLET LIGHT (SUNLIGHT).

b. CLEANLINESS OF PIPING AND EQUIPMENT SYSTEMS:

• EXERCISE CARE IN STORAGE AND HANDLING OF EQUIPMENT AND PIPING MATERIAL

TO BE INCLIENT PROJECT REPRESENTATIVEPORATED IN THE WORK. REMOVE

DEBRIS ARISING FROM CUTTING, THREADING AND WELDING OF PIPING.

• PIPING SYSTEMS SHALL BE FLUSHED, BLOWN OR PIGGED AS NECESSARY TO

DELIVER CLEAN SYSTEMS.

7. ASBUILT – RECLIENT PROJECT REPRESENTATIVED DOCUMENTS

a. THE INSTALLING CONTRACTOR SHALL MAINTAIN AS-BUILT DRAWINGS OF EACH

COMPLETED PHASE FOR VERIFICATION; AND SHALL PROVIDE THE COMPLETE SET AT

THE TIME OF FINAL SYSTEMS CERTIFICATION TESTING.

b. THE AS-BUILT DRAWINGS SHALL INDICATE THE LOCATION AND TYPE OF ALL

LOCKOUT/TAGOUT POINTS FOR ALL ENERGY SOURCES FOR ALL EQUIPMENT AND

PUMPS TO INCLUDE BREAKER LOCATION AND NUMBERS, VALVE TAG NUMBERS, ETC.

COORDINATE LOCKOUT/TAGOUT PROCEDURES AND PRACTICES WITH LOCAL VA

REQUIREMENTS.

8. GENERAL CONDITIONS: BUILDING WORKING ENVIRONMENT: MAINTAIN THE

ARCHITECTURAL AND STRUCTURAL INTEGRITY OF THE BUILDING AND THE WORKING

ENVIRONMENT AT ALL TIMES. MAINTAIN THE INTERIOR OF BUILDING AT 18 DEGREES C (65

DEGREES F) MINIMUM. LIMIT THE OPENING OF DOORS, WINDOWS OR OTHER ACCESS

OPENINGS TO BRIEF PERIODS AS NECESSARY FOR RIGGING PURPOSES. STORM WATER OR

GROUND WATER LEAKAGE IS PROHIBITED. PROVIDE DAILY CLEAN-UP OF CONSTRUCTION

AND DEMOLITION DEBRIS ON ALL FLOOR SURFACES AND ON ALL EQUIPMENT BEING

OPERATED BY VA. MAINTAIN ALL EGRESS ROUTES AND SAFETY SYSTEMS/DEVICES.

B. PRODUCTS

1. FACTORY ASSEMBLED PRODUCTS

a. PERFORMANCE AND WARRANTY OF ALL COMPONENTS THAT MAKE UP AN ASSEMBLED

UNIT SHALL BE THE RESPONSIBILITY OF THE MANUFACTURER OF THE COMPLETED

ASSEMBLY.

2. V-BELT DRIVES: RE: SPECIFICATIONS

3. SYNCHRONOUS BELT DRIVES: RE: SPECIFICATIONS

4. ELECTRICAL MOTORS: RE: SPECIFICATIONS

5. VARIABLE SPEED MOTOR CONTROLLERS: RE: SPECIFICATIONS

6. THE COMBINATION OF CONTROLLER AND MOTOR SHALL BE PROVIDED BY THE

MANUFACTURER OF THE DRIVEN EQUIPMENT, SUCH AS PUMPS AND FANS, AND SHALL BE

RATED FOR 100 PERCENT OUTPUT PERFORMANCE. MULTIPLE UNITS OF THE SAME CLASS

OF EQUIPMENT, I.E. AIR HANDLERS, FANS, PUMPS, SHALL BE PRODUCT OF A SINGLE

MANUFACTURER.

7. FIRESTOPPING: ARCH SPEC SECTION FIRESTOPPING SPECIFIES AN EFFECTIVE BARRIER

AGAINST THE SPREAD OF FIRE, SMOKE AND GASES WHERE PENETRATIONS OCCUR FOR

PIPING AND DUCTWORK. REFER TO SECTION HVAC AND BOILER PLANT INSULATION, FOR

FIRESTOP PIPE AND DUCT INSULATION.

5. HVAC AND BOILER PLANT INSULATION

A. GENERAL

1. DESCRIPTION: FIELD APPLIED INSULATION FOR THERMAL EFFICIENCY AND CONDENSATION

CONTROL FOR HVAC PIPING, DUCTWORK AND EQUIPMENT.

B. PRODUCTS: RE: SPECIFICATIONS FOR INSULATION MATERIALS, INSULATION FACINGS AND

JACKETS, INSULATION ACCESSORY MATERIALS.

C. EXECUTION

1. GENERAL REQUIREMENTS

a. INSULATION MATERIALS SHALL BE INSTALLED IN A FIRST CLASS MANNER WITH SMOOTH

AND EVEN SURFACES, WITH JACKETS AND FACINGS DRAWN TIGHT AND SMOOTHLY

CEMENTED DOWN AT ALL LAPS. INSULATION SHALL BE CONTINUOUS THROUGH ALL

SLEEVES AND OPENINGS, EXCEPT AT FIRE DAMPERS AND DUCT HEATERS (NFPA 90A).

VAPOR RETARDERS SHALL BE CONTINUOUS AND UNINTERRUPTED THROUGHOUT

SYSTEMS WITH OPERATING TEMPERATURE 16 DEGREES C (60 DEGREES F) AND BELOW.

LAP AND SEAL VAPOR RETARDER OVER ENDS AND EXPOSED EDGES OF INSULATION.

ANCHORS, SUPPORTS AND OTHER METAL PROJECTIONS THROUGH INSULATION ON

COLD SURFACES SHALL BE INSULATED AND VAPOR SEALED FOR A MINIMUM LENGTH OF

150 MM (6 INCHES).

b. INSTALL VAPOR STOPS AT ALL INSULATION TERMINATIONS ON EITHER SIDE OF VALVES, PUMPS AND EQUIPMENT AND PARTICULARLY IN STRAIGHT LENGTHS OF PIPE

INSULATION.

c. CONSTRUCT INSULATION ON PARTS OF EQUIPMENT SUCH AS CHILLED WATER PUMPS

AND HEADS OF CHILLERS, CONVERTORS AND HEAT EXCHANGERS THAT MUST BE

OPENED PERIODICALLY FOR MAINTENANCE OR REPAIR, SO INSULATION CAN BE

REMOVED AND REPLACED WITHOUT DAMAGE. INSTALL INSULATION WITH BOLTED 1 MM

THICK (20 GAGE) GALVANIZED STEEL OR ALUMINUM COVERS AS COMPLETE UNITS, OR

IN SECTIONS, WITH ALL NECESSARY SUPPORTS, AND SPLIT TO COINCIDE WITH

FLANGE/SPLIT OF THE EQUIPMENT.

d. INSULATION ON HOT PIPING AND EQUIPMENT SHALL BE TERMINATED SQUARE AT ITEMS

NOT TO BE INSULATED, ACCESS OPENINGS AND NAMEPLATES. COVER ALL EXPOSED

RAW INSULATION WITH WHITE SEALER OR JACKET MATERIAL.

e. PROTECT ALL INSULATIONS OUTSIDE OF BUILDINGS WITH ALUMINUM JACKET USING

LOCK JOINT OR OTHER APPROVED SYSTEM FOR A CONTINUOUS WEATHER TIGHT

SYSTEM. ACCESS DOORS AND OTHER ITEMS REQUIRING MAINTENANCE OR ACCESS

SHALL BE REMOVABLE AND SEALABLE.

6. DIRECT-DIGITAL CONTROL SYSTEM FOR HVAC

A. GENERAL

1. DESCRIPTION

a. GENERAL CONTRACTOR SHALL PROVIDE DIRECT-DIGITAL CONTROL SYSTEM(S) AS

INDICATED ON THE PROJECT DOCUMENTS, POINT LIST, INTEROPERABILITY TABLES,

DRAWINGS AND AS DESCRIBED IN THESE SPECIFICATIONS. INCLUDE A COMPLETE AND

WORKING DIRECT-DIGITAL CONTROL SYSTEM. INCLUDE ALL ENGINEERING,

PROGRAMMING, CONFIGURATION/SETUP HARDWARE AND SOFTWARE, CONTROLS AND

INSTALLATION MATERIALS, INSTALLATION LABOR, COMMISSIONING AND START-UP,

TRAINING, FINAL PROJECT DOCUMENTATION AND WARRANTY. RE: SPECIFICATIONS.

b. THE DIRECT-DIGITAL CONTROL SYSTEM(S) SHALL CONSIST OF HIGH-SPEED, PEER-TO-

PEER NETWORK OF DDC CONTROLLERS, A CONTROL SYSTEM SERVER, ALL

CONFIGURATION AND SETUP SOFTWARE AND HARDWARE DEVICES, AND AN

ENGINEERING CONTROL CENTER. PROVIDE A REMOTE USER USING A STANDARD HTML 5

WEB BROWSER AND/OR JCI BUILDING CONTROLLERS TO ACCESS THE CONTROL

SYSTEM GRAPHICS AND CHANGE ADJUSTABLE SETPOINTS WITH THE PROPER

PASSWORD.

c. ALL NEW BUILDING CONTROLLERS SHALL BE NATIVE BACNET. ALL NEW BACNET

WORKSTATIONS, CONTROLLERS, DEVICES AND COMPONENTS SHALL BE LISTED BY

BACNET TESTING LABORATORIES. ALL NEW BACNET WORKSTATIONS, CONTROLLERS,

DEVICES AND COMPONENTS SHALL BE ACCESSIBLE USING A HTML5 WEB BROWSER

INTERFACE. BROWSERS SHALL NOT REQUIRE THE USE OF AN EXTENSION OR ADD ON

SOFTWARE IN ORDER TO ACCESS AFOREMENTIONED WORKSTATIONS, CONTROLLERS,

DEVICES, AND COMPONENTS.

d. THE CONTROL SYSTEMS SHALL BE DESIGNED SUCH THAT EACH MECHANICAL SYSTEM

SHALL OPERATE UNDER STAND-ALONE MODE. THE A/E SHALL DESIGNATE WHAT EACH

“MECHANICAL SYSTEMS” IS COMPOSED OF. THE CONTRACTOR ADMINISTERED BY THIS

SECTION OF THE TECHNICAL SPECIFICATIONS SHALL PROVIDE CONTROLLERS FOR

EACH MECHANICAL SYSTEM. IN THE EVENT OF A NETWORK COMMUNICATION FAILURE,

OR THE LOSS OF ANY OTHER CONTROLLER, THE CONTROL SYSTEM SHALL CONTINUE

TO OPERATE INDEPENDENTLY. FAILURE OF THE ECC SHALL HAVE NO EFFECT ON THE

FIELD CONTROLLERS, INCLUDING THOSE INVOLVED WITH GLOBAL STRATEGIES.

2. SUBMITTALS

a. MANUFACTURER’S LITERATURE AND DATA FOR ALL COMPONENTS INCLUDING BUT NOT

LIMITED TO THE FOLLOWING:

• SEQUENCE OF OPERATIONS FOR EACH SYSTEM AND THE ASSOCIATED CONTROL

DIAGRAMS. EQUIPMENT AND CONTROL LABELS SHALL CLIENT PROJECT

REPRESENTATIVERESPOND TO THOSE SHOWN ON THE DRAWINGS.

• SCHEMATIC WIRING DIAGRAMS FOR ALL CONTROL, COMMUNICATION AND POWER

WIRING. PROVIDE A SCHEMATIC DRAWING OF THE CENTRAL SYSTEM INSTALLATION.

LABEL ALL CABLES AND PORTS WITH COMPUTER MANUFACTURERS’ MODEL

NUMBERS AND FUNCTIONS. SHOW ALL INTERFACE WIRING TO THE CONTROL

SYSTEM.

• RISER DIAGRAMS OF WIRING BETWEEN CENTRAL CONTROL UNIT(CCU)AND ALL

CONTROL PANELS.

B. PRODUCTS:

1. RE: Specifications for controls system architecture components, communication protocol, control center components, operator's terminal components, software (by manufacturer and by third parties), input and output devices including DDC controllers, panels, peripherals, modems, repeaters, etc., auxiliary control devices such as sensors, actuators, and control dampers (electric or electronic actuators, temperature pressure, flow and humidity sensors and transmitters, motor starters), control relays, control cables, airflow measuring stations and associated components, etc.

7. HYDRONIC PIPING

A. GENERAL

1. DESCRIPTION: WATER PIPING TO CONNECT HVAC EQUIPMENT, INCLUDING THE

FOLLOWING: CHILLED WATER, CONDENSER WATER, HEATING HOT WATER AND DRAIN

PIPING; EXTENSION OF DOMESTIC WATER MAKE-UP PIPING FOR HVAC SYSTEMS; GLYCOL-

WATER PIPING.

B. PRODUCT

1. RE: SPECIFICATION FOR PIPE AND EQUIPMENT SUPPORTS, VARIABLE SPRING AND

CONSTANT SUPPORT HANGERS, PIPE AND TUBING, PIPE FITTINGS, INCLUDING

MISCELLANEOUS ADAPTERS AND SPECIAL FITTINGS, FLANGES, GASKETS AND BOLTING,

COUPLINGS AND FITTINGS, VALVES OF ALL TYPES, STRAINERS, FLEXIBLE CONNECTORS

FOR WATER SERVICE, PIPE ALIGNMENT GUIDES, EXPANSION JOINTS, EXPANSION

COMPENSATORS, ALL SPECIFIED HYDRONIC SYSTEM COMPONENTS, WATER FLOW

MEASURING DEVICES, GAUGES, THERMOMETERS AND TEST WELLS, ASME PRESSURE

VESSELS (HEAT EXCHANGERS (WATER TO WATER), AIR SEPARATORS, EXPANSION TANKS,

BUFFER TANKS), ETC.

C. EXECUTION

1. GENERAL

a. THE DRAWINGS SHOW THE GENERAL ARRANGEMENT OF PIPE AND EQUIPMENT BUT DO

NOT SHOW ALL REQUIRED FITTINGS AND OFFSETS THAT MAY BE NECESSARY TO

CONNECT PIPES TO EQUIPMENT, FAN-COILS, COILS, RADIATORS, ETC., AND TO

COORDINATE WITH OTHER TRADES. PROVIDE ALL NECESSARY FITTINGS, OFFSETS AND

PIPE RUNS BASED ON FIELD MEASUREMENTS AND AT NO ADDITIONAL COST OR TIME.

COORDINATE WITH OTHER TRADES FOR SPACE AVAILABLE AND RELATIVE LOCATION OF

HVAC EQUIPMENT AND ACCESSORIES TO BE CONNECTED ON CEILING GRID. PIPE

LOCATION ON THE DRAWINGS SHALL BE ALTERED BY CONTRACTOR WHERE

NECESSARY TO AVOID INTERFERENCES AND CLEARANCE DIFFICULTIES.

b. INSTALL PIPING GENERALLY PARALLEL TO WALLS AND COLUMN CENTER LINES, UNLESS

SHOWN OTHERWISE ON THE DRAWINGS. SPACE PIPING, INCLUDING INSULATION, TO

PROVIDE 25 MM (1 INCH) MINIMUM CLEARANCE BETWEEN ADJACENT PIPING OR OTHER

SURFACE. UNLESS SHOWN OTHERWISE, SLOPE DRAIN PIPING DOWN IN THE DIRECTION

OF FLOW NOT LESS THAN 25 MM (1 INCH) IN 12 M (40 FEET). PROVIDE ECCENTRIC

REDUCERS TO KEEP BOTTOM OF SLOPED PIPING FLAT.

c. PROVIDE MANUAL OR AUTOMATIC AIR VENT AT ALL PIPING SYSTEM HIGH POINTS AND

DRAIN VALVES AT ALL LOW POINTS. INSTALL PIPING TO FLOOR DRAINS FROM ALL

AUTOMATIC AIR VENTS.

d. CONNECT PIPING TO EQUIPMENT AS SHOWN ON THE DRAWINGS. INSTALL COMPONENTS

FURNISHED BY OTHERS SUCH AS:

• WATER TREATMENT POT FEEDERS AND CONDENSER WATER TREATMENT SYSTEMS.

• FLOW ELEMENTS (ORIFICE UNIONS), CONTROL VALVE BODIES, FLOW SWITCHES,

PRESSURE TAPS WITH VALVE, AND WELLS FOR SENSORS.

e. FIRESTOPPING: FILL OPENINGS AROUND UNINSULATED PIPING PENETRATING FLOORS

OR FIRE WALLS, WITH FIRESTOP MATERIAL. FOR FIRESTOPPING INSULATED PIPING

REFER TO SECTION HVAC AND BOILER PLANT INSULATION.

2. FLUSHING AND CLEANING PIPING SYSTEMS

a. INITIAL FLUSHING: REMOVE LOOSE DIRT, MILL SCALE, METAL CHIPS, WELD BEADS, RUST, AND LIKE DELETERIOUS SUBSTANCES WITHOUT DAMAGE TO ANY SYSTEM

COMPONENT. PROVIDE TEMPORARY PIPING OR HOSE TO BYPASS COILS, CONTROL

VALVES, EXCHANGERS AND OTHER FACTORY CLEANED EQUIPMENT UNLESS

ACCEPTABLE MEANS OF PROTECTION ARE PROVIDED AND SUBSEQUENT INSPECTION

OF HIDE-OUT AREAS TAKES PLACE. ISOLATE OR PROTECT CLEAN SYSTEM

COMPONENTS, INCLUDING PUMPS AND PRESSURE VESSELS, AND REMOVE ANY

COMPONENT WHICH MAY BE DAMAGED. OPEN ALL VALVES, DRAINS, VENTS AND

STRAINERS AT ALL SYSTEM LEVELS. REMOVE PLUGS, CAPS, SPOOL PIECES, AND

COMPONENTS TO FACILITATE EARLY DEBRIS DISCHARGE FROM SYSTEM. SECTIONALIZE

SYSTEM TO OBTAIN DEBRIS CARRYING VELOCITY OF 1.8 M/S (5.9 F/S), IF POSSIBLE.

CONNECT DEAD-END SUPPLY AND RETURN HEADERS AS NECESSARY. FLUSH BOTTOMS

OF RISERS. INSTALL TEMPORARY STRAINERS WHERE NECESSARY TO PROTECT DOWN-

STREAM EQUIPMENT. SUPPLY AND REMOVE FLUSHING WATER AND DRAINAGE BY

VARIOUS TYPE HOSE, TEMPORARY AND PERMANENT PIPING AND CONTRACTOR'S

BOOSTER PUMPS. FLUSH UNTIL CLEAN AS APPROVED.

b. FINAL FLUSHING: RETURN SYSTEMS TO CONDITIONS REQUIRED BY INITIAL FLUSHING

AFTER ALL CLEANING SOLUTION HAS BEEN DISPLACED BY CLEAN MAKE-UP. FLUSH ALL

DEAD ENDS AND ISOLATED CLEAN EQUIPMENT. GENTLY OPERATE ALL VALVES TO

DISLODGE ANY DEBRIS IN VALVE BODY BY THROTTLING VELOCITY. FLUSH FOR NOT

LESS THAN ONE HOUR.

3. STARTUP AND TESTING: PERFORM TESTS AS RECOMMENDED BY PRODUCT

MANUFACTURER AND LISTED STANDARDS AND UNDER ACTUAL OR SIMULATED OPERATING

CONDITIONS AND PROVE FULL COMPLIANCE WITH DESIGN AND SPECIFIED REQUIREMENTS.

TESTS OF THE VARIOUS ITEMS OF EQUIPMENT SHALL BE PERFORMED SIMULTANEOUSLY

WITH THE SYSTEM OF WHICH EACH ITEM IS AN INTEGRAL PART.

2. GENERAL MOTOR REQUIREMENTS FOR HVAC AND STEAM GENERATION EQUIPMENT

A. GENERAL: FURNISHING, INSTALLATION AND CONNECTION OF MOTORS FOR HVAC AND STEAM

GENERATION EQUIPMENT.

B. PRODUCTS

1. DESCRIPTION: ALL MATERIAL AND EQUIPMENT FURNISHED AND INSTALLATION METHODS

SHALL CONFORM TO THE REQUIREMENTS OF SECTION MOTOR CONTROLLERS; AND

SECTION LOW-VOLTAGE ELECTRICAL POWER CONDUCTORS AND CABLES. PROVIDE ALL

ELECTRICAL WIRING, CONDUIT, AND DEVICES NECESSARY FOR THE PROPER CONNECTION,

PROTECTION AND OPERATION OF THE SYSTEMS. PROVIDE PREMIUM EFFICIENCY TYPE

MOTORS. UNLESS OTHERWISE SPECIFIED FOR A PARTICULAR APPLICATION, USE ELECTRIC

MOTORS WITH THE FOLLOWING REQUIREMENTS.

C. EXECUTION

1. INSTALLATION

a. INSTALL MOTORS IN ACCORDANCE WITH MANUFACTURER’S RECOMMENDATIONS, THE

NEC, NEMA, AS SHOWN ON THE DRAWINGS AND/OR AS REQUIRED BY OTHER SECTIONS

OF THESE SPECIFICATIONS.

3. NOISE AND VIBRATION CONTROL FOR HVAC PIPING AND EQUIPMENT

A. GENERAL: APPLICATION OF NOISE CONTROL MEASURES, AND VIBRATION CONTROL

TECHNIQUES TO BOILER PLANT ROTATING EQUIPMENT AND PARTS INCLUDING CHILLERS,

COOLING TOWERS, BOILERS, PUMPS, FANS, COMPRESSORS, MOTORS AND STEAM TURBINES.

B. PRODUCTS

1. GENERAL REQUIREMENTS:

a. TYPE OF ISOLATOR, BASE, AND MINIMUM STATIC DEFLECTION SHALL BE AS REQUIRED

FOR EACH SPECIFIC EQUIPMENT APPLICATION AS RECOMMENDED BY ISOLATOR OR

EQUIPMENT MANUFACTURER BUT SUBJECT TO MINIMUM REQUIREMENTS INDICATED

HEREIN AND IN THE SCHEDULE ON THE DRAWINGS.

C. EXECUTION

a. INSTALLATION: INSPECTION AND ADJUSTMENTS: CHECK FOR VIBRATION AND NOISE

TRANSMISSION THROUGH CONNECTIONS, PIPING, DUCTWORK, FOUNDATIONS, AND WALLS.

ADJUST, REPAIR, OR REPLACE ISOLATORS AS REQUIRED TO REDUCE VIBRATION AND

NOISE TRANSMISSIONS TO SPECIFIED LEVELS.

b. ADJUSTING: ADJUST VIBRATION ISOLATORS AFTER PIPING SYSTEMS ARE FILLED AND

EQUIPMENT IS AT OPERATING WEIGHT.

4. TESTING, ADJUSTING, AND BALANCING FOR HVAC

A. GENERAL

1. DESCRIPTION

2. RE: SPECIFICATIONS FOR TESTING, ADJUSTING, AND BALANCING (TAB) OF HEATING,

VENTILATING AND AIR CONDITIONING (HVAC) SYSTEM(S) REQUIREMENTS.

3. TAB INCLUDES THE FOLLOWING:

a. BALANCING AIR AND WATER DISTRIBUTION SYSTEMS; ADJUSTMENT OF TOTAL SYSTEM

TO PROVIDE DESIGN PERFORMANCE; AND TESTING PERFORMANCE OF EQUIPMENT

AND AUTOMATIC CONTROLS.

4. HYDRONIC SYSTEMS: INCLUDES CHILLED WATER, CONDENSER WATER, HEATING HOT

WATER AND GLYCOL-WATER SYSTEMS.

5. AIR SYSTEMS: INCLUDES ALL OUTSIDE AIR, SUPPLY AIR, RETURN AIR, EXHAUST AIR AND

RELIEF AIR SYSTEMS.

6. TAB PROCEDURES

a. TAB SHALL BE PERFORMED IN ACCORDANCE WITH THE REQUIREMENT OF THE

STANDARD UNDER WHICH TAB AGENCY IS CERTIFIED BY EITHER AABC, TABB OR NEBB.

BALANCING SHALL BE DONE PROPORTIONALLY TO ALL APPLICABLE SYSTEMS.

b. GENERAL: DURING TAB ALL RELATED SYSTEM COMPONENTS SHALL BE IN FULL

OPERATION. FAN AND PUMP ROTATION, MOTOR LOADS AND EQUIPMENT VIBRATION

SHALL BE CHECKED AND CLIENT PROJECT REPRESENTATIVERECTED AS NECESSARY

BEFORE PROCEEDING WITH TAB. SET CONTROLS AND/OR BLOCK OFF PARTS OF

DISTRIBUTION SYSTEMS TO SIMULATE DESIGN OPERATION OF VARIABLE VOLUME AIR

OR WATER SYSTEMS FOR TEST AND BALANCE WORK.

B. PRODUCT

1. PROVIDE PLASTIC PLUGS TO SEAL HOLES DRILLED IN DUCTWORK FOR TEST PURPOSES.

2. SEE SECTION HVAC AND BOILER PLANT INSULATION PROVIDE FOR REPAIR OF INSULATION

REMOVED OR DAMAGED FOR TAB WORK.

C. EXECUTION

1. FOLLOWING APPROVAL OF TAB FINAL REPORT, THE SETTING OF ALL HVAC ADJUSTMENT

DEVICES INCLUDING VALVES, SPLITTERS AND DAMPERS SHALL BE PERMANENTLY MARKED

BY THE TAB SPECIALIST SO THAT ADJUSTMENT CAN BE RESTORED IF DISTURBED AT ANY

TIME. STYLE AND COLORS USED FOR MARKINGS SHALL BE COORDINATED PRIOR TO

MARKING.

Project Number

Building Number

Drawing Number

Project Title

Location

Issue Date Checked Drawn

Drawing Title

APPROVING OFFICIAL:

VA FORM 08 - 6231

A

FULLY SPRINKLERED

Office of Construction and Facilities Management

U.S. Department of Veterans Affairs

B

C

D

E

F

A

B

C

D

E

F

21 4 5 6 7 8 9 10

Phase

ARCHITECT/ENGINEER OF RECORD

A/E:

STAMPCONSULTANT

321 4 5 6 7 8 9 10

MEP

O'Brien Engineering, Inc.

2340 E. Trinity Mills Rd. Ste 200

Carrollton, TX 75006

972-233-2288 www.obrieneng.com

OEI - LBL Joint Venture LLC

2340 E. Trinity Mills Rd. Ste 200

Carrollton, TX 75006

972-233-2288 www.obrieneng.com

O'Brien Engineering, Inc., Managing Partner

COR, Mr. JOSHUA JUNKIN

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M001

COVER SHEET - GENERAL NOTES OUTPATIENT CLINIC

Big Spring, TX

519-19-700

03/17/2023 LRL MM

100% ISSUE FOR BID

SHEET INDEX

NUMBER NAME

M001 COVER SHEET - GENERAL NOTES

M002 COVER SHEET - GENERAL NOTES, SYMBOLS & LEGENDS

M003 COVER SHEET - ABBREVIATIONS

MD101-1 FIRST FLOOR DEMOLITION PLAN HVAC, PHASE I

MD101-2 FIRST FLOOR DEMOLITION PLAN HVAC, PHASE II

MH101-1 FIRST FLOOR VENTILATION PLAN HVAC, PHASE I

MH101-2 FIRST FLOOR VENTILATION PLAN HVAC, PHASE II

MH501 MECHANICAL DETAILS

MH502 MECHANICAL DETAILS

MH601 MECHANICAL SCHEDULES

MI701 HVAC CONTROLS

MP101-1 FIRST FLOOR HVAC PIPING PLAN, PHASE I

MP101-2 FIRST FLOOR HVAC PIPING PLAN, PHASE II

SHEET LOG

SHEET REVISION

NUMBER NAME REV DATE DESCRIPTION

M001 COVER SHEET - GENERAL NOTES 1 03/17/2023 100% ISSUE FOR BID

M002 COVER SHEET - GENERAL NOTES, SYMBOLS & LEGENDS 1 03/17/2023 100% ISSUE FOR BID

M003 COVER SHEET - ABBREVIATIONS 1 03/17/2023 100% ISSUE FOR BID

MD101-1 FIRST FLOOR DEMOLITION PLAN HVAC, PHASE I 1 03/17/2023 100% ISSUE FOR BID

MD101-2 FIRST FLOOR DEMOLITION PLAN HVAC, PHASE II 1 03/17/2023 100% ISSUE FOR BID

MH101-1 FIRST FLOOR VENTILATION PLAN HVAC, PHASE I 1 03/17/2023 100% ISSUE FOR BID

MH101-2 FIRST FLOOR VENTILATION PLAN HVAC, PHASE II 1 03/17/2023 100% ISSUE FOR BID

MH501 MECHANICAL DETAILS 1 03/17/2023 100% ISSUE FOR BID

MH502 MECHANICAL DETAILS 1 03/17/2023 100% ISSUE FOR BID

MH601 MECHANICAL SCHEDULES 1 03/17/2023 100% ISSUE FOR BID

MI701 HVAC CONTROLS 1 03/17/2023 100% ISSUE FOR BID

MP101-1 FIRST FLOOR HVAC PIPING PLAN, PHASE I 1 03/17/2023 100% ISSUE FOR BID

MP101-2 FIRST FLOOR HVAC PIPING PLAN, PHASE II 1 03/17/2023 100% ISSUE FOR BID

WEST TEXAS VETERANS HEALTH CARE SYSTEM

OUTPATIENT CLINIC

519-19-700

BIG SPRING, TEXAS

Revisions: Date:

100% ISSUE FOR BID 03/17/2023

mmajdi C:\Users\libbya\Desktop\38894 Majdi TX-Eng\38894 Majdi TX-Eng FINAL Model (1)

11. AIR TERMINAL UNITS

A. GENERAL

1. DESCRIPTION: AIR TERMINAL UNITS, AIR FLOW CONTROL VALVES.

B. PRODUCTS

1. RE: SPECIFICATION FOR AIR TERMINAL UNITS (COOLING COILS, HEATING COILS, TERMINAL

UNIT BOXES), AIR FLOW CONTROL VALVES.

C. EXECUTION

1. WORK SHALL BE INSTALLED AS SHOWN AND ACCORDING TO THE MANUFACTURER’S

DIAGRAMS AND RECOMMENDATIONS.

2. HANDLE AND INSTALL UNITS IN ACCORDANCE WITH MANUFACTURER'S WRITTEN

INSTRUCTIONS.

3. SUPPORT UNITS RIGIDLY SO THEY REMAIN STATIONARY AT ALL TIMES. CROSS-BRACING OR

OTHER MEANS OF STIFFENING SHALL BE PROVIDED AS NECESSARY. METHOD OF SUPPORT

SHALL BE SUCH THAT DISTORTION AND MALFUNCTION OF UNITS CANNOT OCCUR.

12. AIR OUTLETS AND INLETS

A. GENERAL

1. DESCRIPTION: ROOF CURBS, AIR OUTLETS AND INLETS: DIFFUSERS, REGISTERS, GRILLES, AND ACCESSORIES, AIR INTAKE/EXHAUST HOODS.

B. PRODUCTS

1. RE: EQUPMENT SCHEDULES AND SPECIFICATIONS FOR AIR OUTLET AND INLETS.

2. CONTRACTOR SHALL REVIEW ALL CEILING DRAWINGS AND DETAILS AND PROVIDE ALL

CEILING MOUNTED DEVICES WITH APPROPRIATE DIMENSIONS AND TRIM FOR THE SPECIFIC

LOCATIONS.

C. EXECUTIVE

1. COMPLY WITH PROVISIONS OF SECTION COMMON WORK RESULTS FOR HVAC AND STEAM

GENERATION. COORDINATE WITH OTHER TRADES AND WORK.

GENERAL NOTES (CONT'D)

9. HVAC DUCTS AND CASINGS

A. GENERAL

1. DESCRIPTION: DUCTWORK AND ACCESSORIES FOR HVAC INCLUDING THE FOLLOWING:

SUPPLY AIR, RETURN AIR, OUTSIDE AIR, EXHAUST, MAKE-UP AIR, AND RELIEF SYSTEMS.

B. PRODUCTS

1. GENERAL: EXCEPT FOR SYSTEMS SPECIFIED OTHERWISE, CONSTRUCT DUCTS, CASINGS,

AND ACCESSORIES OF GALVANIZED SHEET STEEL, ASTM A653, COATING G90; OR,

ALUMINUM SHEET, ASTM B209, ALLOY 1100, 3003 OR 5052.

2. JOINT SEALING: REFER TO SMACNA HVAC DUCT CONSTRUCTION STANDARDS.

3. REGARDLESS OF THE PRESSURE CLASSIFICATIONS OUTLINED IN THE SMACNA STANDARDS,

FABRICATE AND SEAL THE DUCTWORK IN ACCORDANCE WITH THE FOLLOWING PRESSURE

CLASSIFICATIONS:

4. DUCT PRESSURE CLASSIFICATION:

a. 0 TO 50 MM (2 INCH)

b. 50 MM TO 75 MM (2 INCH TO 3 INCH)

c. 75 MM TO 100 MM (3 INCH TO 4 INCH)

5. SEAL CLASS: ALL DUCTWORK SHALL RECEIVE CLASS A SEAL

6. CASINGS AND PLENUMS: CONSTRUCT IN ACCORDANCE WITH SMACNA HVAC DUCT

CONSTRUCTION STANDARDS SECTION 6, INCLUDING CURBS, ACCESS DOORS, PIPE

PENETRATIONS, ELIMINATORS AND DRAIN PANS. ACCESS DOORS SHALL BE HOLLOW

METAL, INSULATED, WITH LATCHES AND DOOR PULLS, 500 MM (20 INCHES) WIDE BY 1200 -

1350 MM (48 - 54 INCHES) HIGH. PROVIDE VIEW PORT IN THE DOORS WHERE SHOWN.

PROVIDE DRAIN FOR OUTSIDE AIR LOUVER PLENUM. OUTSIDE AIR PLENUM SHALL HAVE

EXTERIOR INSULATION. DRAIN PIPING SHALL BE ROUTED TO THE NEAREST FLOOR DRAIN.

7. PROVIDE ACCESS DOORS, SIZED AND LOCATED FOR MAINTENANCE WORK, UPSTREAM, IN

THE FOLLOWING LOCATIONS:

8. EACH DUCT MOUNTED COIL AND HUMIDIFIER.

9. EACH FIRE DAMPER (FOR LINK SERVICE), SMOKE DAMPER AND AUTOMATIC CONTROL

DAMPER.

10. EACH DUCT MOUNTED SMOKE DETECTOR.

11. FIRE DAMPER: THE DAMPER FRAME MAY BE OF DESIGN AND LENGTH AS TO FUNCTION AS

THE MOUNTING SLEEVE, THUS ELIMINATING THE NEED FOR A SEPARATE SLEEVE, AS

ALLOWED BY UL 555. OTHERWISE PROVIDE SLEEVES AND MOUNTING ANGLES, MINIMUM 1.9

MM (14 GAGE), REQUIRED TO PROVIDE INSTALLATION EQUIVALENT TO THE DAMPER

MANUFACTURER'S UL TEST INSTALLATION.

12. SMOKE DAMPER OPERATION: AUTOMATIC OPEN/CLOSE. NO SMOKE DAMPER THAT

REQUIRES MANUAL RESET OR LINK REPLACEMENT AFTER ACTUATION IS ACCEPTABLE. SEE

DRAWINGS FOR REQUIRED CONTROL OPERATION.

13. COMBINATION FIRE AND SMOKE DAMPERS: MULTI-BLADE TYPE UNITS MEETING ALL

REQUIREMENTS OF BOTH FIRE DAMPERS AND SMOKE DAMPERS SHALL BE USED WHERE

SHOWN AND MAY BE USED AT THE CONTRACTOR'S OPTION WHERE APPLICABLE.

14. GENERAL: FACTORY FABRICATED, COMPLYING WITH NFPA 90A FOR CONNECTORS NOT

PASSING THROUGH FLOORS OF BUILDINGS. FLEXIBLE DUCTS SHALL NOT PENETRATE ANY

FIRE OR SMOKE BARRIER WHICH IS REQUIRED TO HAVE A FIRE RESISTANCE RATING OF

ONE HOUR OR MORE. FLEXIBLE DUCT LENGTH SHALL NOT EXCEED 1.5 M (5 FEET). PROVIDE

INSULATED ACOUSTICAL AIR DUCT CONNECTORS IN SUPPLY AIR DUCT SYSTEMS AND

ELSEWHERE AS SHOWN.

15. WHERE DUCT CONNECTIONS ARE MADE TO FANS, AIR TERMINAL UNITS, AND AIR HANDLING

UNITS, INSTALL A NON-COMBUSTIBLE FLEXIBLE CONNECTION OF 822 G (29 OUNCE)

NEOPRENE COATED FIBERGLASS FABRIC APPROXIMATELY 150 MM (6 INCHES) WIDE. FOR

CONNECTIONS EXPOSED TO SUN AND WEATHER PROVIDE HYPALON COATING IN LIEU OF

NEOPRENE. BURNING CHARACTERISTICS SHALL CONFORM TO NFPA 90A. SECURELY

FASTEN FLEXIBLE CONNECTIONS TO ROUND DUCTS WITH STAINLESS STEEL OR

ZINC-COATED IRON DRAW BANDS WITH WORM GEAR FASTENER. FOR RECTANGULAR

CONNECTIONS, CRIMP FABRIC TO SHEET METAL AND FASTEN SHEET METAL TO DUCTS BY

SCREWS 50 MM (2 INCHES) ON CENTER. FABRIC SHALL NOT BE STRESSED OTHER THAN BY

AIR PRESSURE. ALLOW AT LEAST 25 MM (ONE INCH) SLACK TO ENSURE THAT NO

VIBRATION IS TRANSMITTED.

C. EXECUTION

1. INSTALLATION

a. FABRICATE AND INSTALL DUCTWORK AND ACCESSORIES IN ACCORDANCE WITH

SMACNA STANDARDS.

b. DRAWINGS SHOW THE GENERAL LAYOUT OF DUCTWORK AND ACCESSORIES BUT DO

NOT SHOW ALL REQUIRED FITTINGS AND OFFSETS THAT MAY BE NECESSARY TO

CONNECT DUCTS TO EQUIPMENT, BOXES, DIFFUSERS, GRILLES, ETC., AND TO

COORDINATE WITH OTHER TRADES. FABRICATE DUCTWORK BASED ON FIELD

MEASUREMENTS. PROVIDE ALL NECESSARY FITTINGS AND OFFSETS AT NO ADDITIONAL

COST. COORDINATE WITH OTHER TRADES FOR SPACE AVAILABLE AND RELATIVE

LOCATION OF HVAC EQUIPMENT AND ACCESSORIES ON CEILING GRID. DUCT SIZES ON

THE DRAWINGS ARE INSIDE DIMENSIONS WHICH SHALL BE ALTERED BY CONTRACTOR

TO OTHER DIMENSIONS WITH THE SAME AIR HANDLING CHARACTERISTICS WHERE

NECESSARY TO AVOID INTERFERENCES AND CLEARANCE DIFFICULTIES.

c. PROVIDE DUCT TRANSITIONS, OFFSETS AND CONNECTIONS TO DAMPERS, COILS, AND

OTHER EQUIPMENT IN ACCORDANCE WITH SMACNA STANDARDS. PROVIDE

STREAMLINER, WHEN AN OBSTRUCTION CANNOT BE AVOIDED AND MUST BE TAKEN IN

BY A DUCT. REPAIR GALVANIZED AREAS WITH GALVANIZING REPAIR COMPOUND.

d. CONSTRUCT CASINGS, ELIMINATORS, AND PIPE PENETRATIONS IN ACCORDANCE WITH

SMACNA STANDARDS, CHAPTER 6. DESIGN CASING ACCESS DOORS TO SWING AGAINST

AIR PRESSURE SO THAT PRESSURE HELPS TO MAINTAIN A TIGHT SEAL.

e. INSTALL DUCT HANGERS AND SUPPORTS IN ACCORDANCE WITH SMACNA STANDARDS.

f. INSTALL FIRE DAMPERS, SMOKE DAMPERS AND COMBINATION FIRE/SMOKE DAMPERS IN

ACCORDANCE WITH THE MANUFACTURER'S INSTRUCTIONS TO CONFORM TO THE

INSTALLATION USED FOR THE RATING TEST. INSTALL FIRE DAMPERS, SMOKE DAMPERS

AND COMBINATION FIRE/SMOKE DAMPERS AT LOCATIONS INDICATED AND WHERE

DUCTS PENETRATE FIRE RATED AND/OR SMOKE RATED WALLS, SHAFTS AND WHERE

REQUIRED. INSTALL WITH REQUIRED PERIMETER MOUNTING ANGLES, SLEEVES,

BREAKAWAY DUCT CONNECTIONS, CLIENT PROJECT REPRESENTATIVEROSION

RESISTANT SPRINGS, BEARINGS, BUSHINGS AND HINGES PER UL AND NFPA.

DEMONSTRATE RE-SETTING OF FIRE DAMPERS AND OPERATION OF SMOKE DAMPERS.

g. SEAL OPENINGS AROUND DUCT PENETRATIONS OF FLOORS AND FIRE RATED

PARTITIONS WITH FIRE STOP MATERIAL AS REQUIRED BY NFPA 90A.

h. FLEXIBLE DUCT INSTALLATION: REFER TO SMACNA STANDARDS, CHAPTER 3. DUCTS

SHALL BE CONTINUOUS, SINGLE PIECES NOT OVER 1.5 M (5 FEET) LONG (NFPA 90A), AS

STRAIGHT AND SHORT AS FEASIBLE, ADEQUATELY SUPPORTED. CENTERLINE RADIUS

OF BENDS SHALL BE NOT LESS THAN TWO DUCT DIAMETERS. MAKE CONNECTIONS WITH

CLAMPS AS RECOMMENDED BY SMACNA. CLAMP PER SMACNA WITH ONE CLAMP ON THE

CLIENT PROJECT REPRESENTATIVEE DUCT AND ONE ON THE INSULATION JACKET.

FLEXIBLE DUCTS SHALL NOT PENETRATE FLOORS, OR ANY CHASE OR PARTITION

DESIGNATED AS A FIRE OR SMOKE BARRIER, INCLUDING CLIENT PROJECT

REPRESENTATIVERIDOR PARTITIONS FIRE RATED ONE HOUR OR TWO HOURS. SUPPORT

DUCTS SMACNA STANDARDS.

i. INSTALL ALL DAMPER CONTROL/ADJUSTMENT DEVICES ON STAND-OFFS TO ALLOW

COMPLETE COVERAGE OF INSULATION.

2. PROTECTION AND CLEANING: ADEQUATELY PROTECT EQUIPMENT AND MATERIALS

AGAINST PHYSICAL DAMAGE. PLACE EQUIPMENT IN FIRST CLASS OPERATING CONDITION

OR RETURN TO SOURCE OF SUPPLY FOR REPAIR OR REPLACEMENT, AS DETERMINED BY

APPROVER. PROTECT EQUIPMENT AND DUCTS DURING CONSTRUCTION AGAINST ENTRY OF

FOREIGN MATTER TO THE INSIDE AND CLEAN BOTH INSIDE AND OUTSIDE BEFORE

OPERATION AND PAINTING. WHEN NEW DUCTS ARE CONNECTED TO EXISTING DUCTWORK,

CLEAN BOTH NEW AND EXISTING DUCTWORK BY MOPPING AND VACUUM CLEANING INSIDE

AND OUTSIDE BEFORE OPERATION.

3. DUCTWORK LEAKAGE TESTING SHALL BE PERFORMED FOR THE ENTIRE AIR DISTRIBUTION

SYSTEM (INCLUDING ALL SUPPLY, RETURN, EXHAUST AND RELIEF DUCTWORK), SECTION BY

SECTION, INCLUDING FANS, COILS AND FILTER SECTIONS. BASED UPON SATISFACTORY

INITIAL DUCT LEAKAGE TEST RESULTS, THE SCOPE OF THE TESTING MAY BE REDUCED ON

DUCTWORK CONSTRUCTED TO THE 500 PA (2" WG) DUCT PRESSURE CLASSIFICATION. IN

NO CASE SHALL THE LEAKAGE TESTING OF DUCTWORK CONSTRUCTED ABOVE THE 500 PA

(2" WG) DUCT PRESSURE CLASSIFICATION OR DUCTWORK LOCATED IN SHAFTS OR OTHER

INACCESSIBLE AREAS BE ELIMINATED.

a. ALL DUCTWORK SHALL BE LEAK TESTED FIRST BEFORE ENCLOSED IN A SHAFT OR

COVERED IN OTHER INACCESSIBLE AREAS.

10. HVAC FANS

A. GENERAL

1. FANS FOR HEATING, VENTILATING AND AIR CONDITIONING.

B. PRODUCTS

1. RE: SPECIFICATIONS FOR FAN SECTIONS, MOTORS AND DRIVES, CENTRIFUGAL FANS,

MOTORS, DRIVES, ACCESSORIES AND COATINGS, IN-LINE CENTRIFUGAL FANS, TUBULAR

CENTRIFUGAL FANS, UP-BLAST KITCHEN HOOD EXHAUST FANS, INDUSTRIAL FANS, UTILITY

FANS AND VENT SETS, PREFABRICATED ROOF CURBS, POWER ROOF AND WALL

VENTILATORS, CENTRIFUGAL CEILING FANS, PROPELLER FANS, PACKAGED HOOD

MAKE-UP AIR UNITS, VANE AXIAL FANS, TUBE-AXIAL FANS, AIR CURTAIN UNITS, ROOF

CURBS, BELT GUARDS, ETC.

C. EXECUTION

1. INSTALLATION

a. WORK SHALL BE INSTALLED AS SHOWN AND ACCORDING TO THE MANUFACTURER’S

DIAGRAMS AND RECOMMENDATIONS.

b. HANDLE AND INSTALL UNITS IN ACCORDANCE WITH MANUFACTURER'S WRITTEN

INSTRUCTIONS.

c. SUPPORT UNITS RIGIDLY SO THEY REMAIN STATIONARY AT ALL TIMES.

CROSS-BRACING OR OTHER MEANS OF STIFFENING SHALL BE PROVIDED AS

NECESSARY. METHOD OF SUPPORT SHALL BE SUCH THAT DISTORTION AND

MALFUNCTION OF UNITS CANNOT OCCUR.

d. LOCATE AIR TERMINAL UNITS TO PROVIDE A STRAIGHT SECTION OF INLET DUCT FOR

PROPER FUNCTIONING OF VOLUME CONTROLS. SEE STANDARD DETAIL.

S-60 HIGH PRESSURE STEAM (60 PSIG AND ABOVE)

CR-60 HIGH PRESSURE STEAM CONDENSATE RETURN

S-30 MEDIUM PRESSURE STEAM (16 PSIG THRU 59 PSIG)

CR-30 MEDIUM PRESSURE STEAM CONDENSATE RETURN

S-15 LOW PRESSURE STEAM (15 PSIG AND BELOW)

CR-15 LOW PRESSURE STEAM CONDENSATE RETURN

PC CONDENSATE PUMP DISCHARGE

HWS HOT WATER HEATING SUPPLY

HWR HOT WATER HEATING RETURN

GHS GLYCOL WATER HEATING SUPPLY

GHR GLYCOL WATER HEATING RETURN

SWS SOLAR WATER SUPPLY

SWR SOLAR WATER RETURN

RL REFRIGERANT LIQUID

RS REFRIGERANT SUCTION

RHG REFRIGERANT HOT GAS

CWS CONDENSER WATER SUPPLY (FROM TOWER)

CWR CONDENSER WATER RETURN (TO TOWER)

CHS CHILLED WATER SUPPLY

CHR CHILLED WATER RETURN

GCS CHILLED GLYCOL WATER SUPPLY

GCR CHILLED GLYCOL WATER RETURN

MW MAKE UP WATER

D DRAIN LINE

V VENT LINE

GRS GLYCOL WATER RUN AROUND SUPPLY

GRR GLYCOL WATER RUNAROUND RETURN

EXISTING PIPE TO BE REMOVEDX

FWPD FEED WATER PUMP DISCHARGE

FWPS FEED WATER PUMP SUCTION

VR VACUUM CONDENSATE RETURN

TC TUBE CLEANER WATER SUPPLY

BO BOILER BLOWOFF

CBD CONTINUOUS BLOWDOWN

BWS BOILER WATER SAMPLE

FWS FEEDWATER SAMPLE (FROM DEAERATOR)

CF CHEMICAL FEED

A COMPRESSED AIR

G NATURAL GAS MAIN FUEL

G(I) NATURAL GAS IGNITER FUEL

LPG(I) LIQUID PETROLEUM GAS IGNITER FUEL

FOS FUEL OIL SUPPLY

FOR FUEL OIL RETURN

CW COLD WATER (CITY WATER)

SW SOFTENED WATER

HW HOT WATER

RH

ROLLER TYPE HANGER

SH

VARIABLE SPRING TYPE HANGER (TYPE 51)*

SCH

SPRING CUSHION TYPE HANGER (TYPE 48 OR 49)*

CLEVIS TYPE HANGER

TH

TRAPEZE HANGER (PROVIDE U-BOLT PIPE ATTACHMENT TO

TRAPEZE EXCEPT WHERE RH IS INDICATED)

PS

FLOOR SUPPORTED PIPE STAND

RC

RISER CLAMP (TYPE 42)*

WB

WALL BRACKET (TYPE 31, 32, 33)*

CSH

CONSTANT SUPPORT HANGER (TYPE 54, 55, 56)*

SS

SLIDING SUPPORTS (TYPE 35)*

* TYPE NUMBERS REFERS TO MANUFACTURER'S STANDARDIZATION SOCIETY

STANDARD PRACTICE SP-58

DESCRIPTION:SYMBOL

PIPING SYSTEMSVA PIPING VALVE SYMBOLS

GATE VALVE, THREADED

GATE VALVE, THREADED

GATE VALVE WITH 3/4" HOSE ADAPTER

CHECK VALVE

(WITH BALL VALVE & HOSE CONNECTION)

FLEXIBLE CONNECTION

ANGLE GLOBE VALVE

BUTTERFLY VALVE

BALL VALVE

MODULATING CONTROL VALVE

TWO-POSITION CONTROL VALVE

THREE-WAY MODULATING CONTROL VALVE

THREE-WAY TWO-POSITION CONTROL VALVE

PRESSURE REGULATING VALVE

PRESSURE SAFETY VALVE

MODULATING BUTTERFLY VALVE

AUTOMATIC BALANCING CONTROL VALVE

WATER BALANCE DEVICE

CIRCUIT SETTER VALVE

GATE VALVE WITH GLOBE-VALVED BYPASS

PLUG VALVE

CONTROL VALVE (CV), FLOAT-OPERATED

PRESSURE REDUCING VALVE (PRV)

WATER LEVEL CONTROLLER

FLOW METER

WYE STRAINER

QUICK-COUPLE HOSE CONNECTOR)

WYE STRAINER(WITH VALVED DRAIN &

GATE VALVE, FLANGED

GATE VALVE, FLANGED

CONTROLS SYMBOLS

ROOM THERMOSTAT/TRANSMITTER

WALL MOUNT

T

ROOM HUMIDISTAT (MOISTURE)/

TRANSMITTER - WALL MOUNT

TEMPERATURE TRANSMITTERTT

TEMPERATURE TRANSMITTER,

AVERAGING ELEMENT

TT

MOISTURE (HUMIDITY)

TRANSMITTER

MT

PRESSURE TRANSMITTERPT

STATIC PRESSURE SENSORSPS

FLOW TRANSMITTERFT

CURRENT TRANSMITTERIT

CONDUCTIVITY TRANSMITTERCT

SMOKE DETECTORSD

PRESSURE DIFFERENTIAL

TRANSMITTER

PDT

PRESSURE DIFFERENTIAL

SWITCH

PDS

HAND SWITCH

(HAND-OFF-AUTO SWITCH)

HS

VALVE OR DAMPER

POSITION CONTROLLER

ZC

LOCAL RECORDING TIME CLOCK

(RUNTIME)

KR

TEMPERATURE SWITCH, LOW

(FREEZESTAT)

TSL

M

TEMPERATURE SWITCH, HIGH

(FREEZESTAT)

TSH

LEVEL CONTROLLERLC

LEVEL TRANSMITTERLT

PRESSURE SWITCH HIGHPSH

PSL

ELECTRONIC TO PNEUMATIC

TRANSDUCER

EPT

CARBON DIOXIDE TRANSMITTERAT

CARBON MONOXIDE TRANSMITTER

OCCUPANCY SENSOR

LOCAL TEMPERATURE

CONTROL PANEL

LTCP

HVAC CONTROL PANELHVAC

VARIABLE SPEED

MOTOR CONTROLLER

VSMC

INTEGRATE CONTROL POINT ON

REMOTE GRAPHICS WORKSTATION

AT ENERGY CONTROL CENTER

ECC

TEMPERATURE CONTROLLER

SEE SEQUENCE OF OPERATION

TC

PRESSURE CONTROLLER

SEE SEQUENCE OF OPERATION

PC

SPEED CONTROLLER

SEE SEQUENCE OF OPERATION

SC

FLOW CONTROLLER

SEE SEQUENCE OF OPERATION

FC

FLOW SWITCH HIGHFSH

FLOW SWITCH LOWFSL

TIME CLOCK CONTROLLING

EQUIPMENT ON A SCHEDULE

KC

PRESSURE SWITCH LOW

CO2

AT

CO

AT

OC

DETAIL NUMBER

DRAWING SYMBOLS

DRAWING NUMBER WHERE DRAWN

SECTION LETTER

DRAWING NUMBER WHERE DRAWN

BUILDING NO. WHERE EQUIPMENT IS LOCATED

EQUIPMENT ABBREVIATION (PUMP)

PP105

PP105

P

PUMP NO. 3 IN BUILDING NO. 26

TYPICAL UNIT NUMBER

CALLOUT

(ENLARGED VIEW)

SECTION

EQUIPMENT TAG

EQUIPMENT TAG

SAN

RISER TAG

RISER SYSTEM

RISER NUMBER

2-26

BUILDING NO. WHERE EQUIPMENT IS LOCATED

SERVED BY AIR HANDLER UNIT NO. 1

ITEM NUMBER (TERMINAL UNIT NO. 1)

ITEM (TERMINAL UNIT SHOWN)

P 2-26 2

DUCTWORK SYMBOLS

DN SUPPLY DUCTUP

DN EXHAUST DUCTUP

DN RETURN DUCTUP

ROUND AND SQUARE

4-WAY CEILING DIFFUSERS

SQUARE 3-WAY

CEILING DIFFUSERS

SQUARE 2-WAY

CEILING DIFFUSERS

SQUARE 1-WAY

CEILING DIFFUSERS

LINEAR SLOT DIFFUSER

SUPPLY TOP REGISTER

OR GRILLE (WALL TYPE)

EXHAUST OR RETURN CEILING

REGISTER OR GRILLE

EXHAUST OR RETURN REGISTER

OR TOP GRILLE (WALL TYPE)

VANED ELBOW & AIR SPLIT

TYPE DUCT TAKE-OFF

CONNECT NEW DUCT

TO EXISTING DUCT

INCLINED RISE,

IN DIRECTION OF AIR FLOW

EXHAUST OR RETURN BOTTOM

REGISTER OR GRILLE (WALL TYPE)

INCLINED DROP,

IN DIRECTION OF AIR FLOW

LIMIT OF DEMOLITION

R

D

VD

FD

BDD

10x8

FLEXIBLE CONNECTION,

EQUIPMENT, VIBRATION OR SEISMIC

VANED ELBOW

STANDARD RADIUS ELBOW

(LONG RADIUS)

EXISTING DUCT TO REMAIN

EXISTING DUCT TO BE REMOVED

FLEXIBLE DUCTWORK (INSULATED)

DUCT WITH SOUND LINING

MANUAL VOLUME DAMPER

FIRE DAMPER

BACK DRAFT DAMPER

FC

LOUVER (SPECIFIED IN

ARCHITECTURAL SECTION)

NEW DUCT

(INSIDE DIMENSIONS: WIDTH x DEPTH)

VANED ELBOW

(SHORT RADIUS)

//FIRE//SMOKE//DAMPER

(VA DOES NOT…