DWGS Vol 1 of 2 YOS Bldg 7 HVAC Schendt Engineering 050516.pdf

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COVER SHEET

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COLORADO DEPT. OF CORRECTIONS

HVAC RENOVATIONS

Y.O.S. BUILDING 7

PROJECT NUMBER: 14143

MAY 5, 2016

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MECHANICAL

LEGEND

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DUCTWORKHEATINGVALVES & FITTINGS

MISCELLANEOUS SYMBOLS

TEMPERATURE CONTROLS

MISCELLANEOUS PIPINGREFRIGERATION

PLUMBING

ABBREVIATIONS

GENERAL NOTES:

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MECHANICAL

SPECIFICATIONS

AND

GENERAL NOTES

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GENERAL MECHANICAL REQUIREMENTS

1. PROVIDE ALL REQUIRED PERMITS, INSPECTIONS, AND COORDINATION WITH GOVERNING AUTHORITIES. THIS SHALL INCLUDE WALKING PROJECT THROUGH THE BUILDING DEPARTMENT. INSTALLATION SHALL COMPLY WITH ALL

APPLICABLE CODES, TO INCLUDE:

a. ASHRAE 90.1 LATEST VERSION

b. ASHRAE 62.1 LATEST VERSION

c. 2012 INTERNATIONAL BUILDING CODE (IBC)

d. 2012 INTERNATIONAL MECHANICAL CODE (IMC)

e. 2012 INTERNATIONAL ENERGY CONSERVATION CODE (IECC)

f. 2012 INTERNATIONAL FUEL GAS CODE (IFGC)

g. 2012 INTERNATIONAL PLUMBING CODE (IPC)

h. NATIONAL FIRE PROTECTION AGENCY (NFPA)

i. 2014 NATIONAL ELECTRICAL CODE & NFPA 70 (NEC)

2. UNLESS OTHERWISE NOTED, THE WORK DESCRIBED ON THE PLANS AND SPECIFICATIONS SHALL INCLUDE THE FURNISHING AND INSTALLATION OF ALL LABOR AND MATERIALS NECESSARY FOR COMPLETE AND OPERATIONAL SYSTEMS. CONTRACTOR SHALL FURNISH THESE EVEN IF ALL ITEMS REQUIRED (I.E. OFFSETS, ISOLATION AND

BALANCING DEVICES, MAINTENANCE CLEARANCES, ETC.) ARE NOT SPECIFICALLY SHOWN.

3. DATA GIVEN ON THE DRAWINGS IS AS ACCURATE AS COULD BE SECURED. ABSOLUTE ACCURACY IS NOT GUARANTEED;

THE CONTRACTOR SHALL OBTAIN AND VERIFY EXACT LOCATIONS, MEASUREMENTS, SPACE REQUIREMENTS, POTENTIAL CONFLICTS WITH OTHER TRADES, ETC. AT THE SITE AND SHALL SATISFACTORILY ADAPT HIS WORK TO ACTUAL CONDITIONS AT THE PROJECT SITE. THE DRAWINGS ARE DIAGRAMMATIC IN NATURE AND SHALL NOT BE SCALED. THIS DOES NOT RELIEVE ANY SUB-CONTRACTOR FROM COORDINATING WORK WITH ALL OTHER TRADES AND FROM ADJUSTING HIS WORK AS REQUIRED BY THE ACTUAL CONDITIONS OF THE PROJECT. THE CONTRACTOR SHALL VISIT THE SITE BEFORE SUBMITTING A BID TO BECOME THOROUGHLY FAMILIAR WITH THE ACTUAL CONDITIONS OF THE PROJECT.

NO EXTRAS WILL BE ALLOWED DUE TO LACK OF KNOWLEDGE OF EXISTING CONDITIONS.

4. THE CONTRACTOR SHALL TAKE FIELD MEASUREMENTS AND VERIFY FIELD CONDITIONS AND SHALL CAREFULLY COMPARE SUCH FIELD MEASUREMENTS AND CONDITIONS AND OTHER INFORMATION KNOWN TO THE CONTRACTOR

WITH THE CONTRACT DOCUMENTS BEFORE COMMENCING ANY ACTIVITIES AFFECTED THEREBY.

5. SUBMIT RFI (REQUEST FOR INFORMATION) IF QUESTIONS OR CONCERNS ARISE. ALL RFI'S SHALL HAVE A PROPOSED

SOLUTION.

6. WHERE CONFLICTS ARISE BETWEEN THE DRAWINGS, SPECIFICATIONS, SCHEDULES, NOTES OR OTHER ITEMS IN THE

CONTRACT DOCUMENTS THE MOST STRINGENT OF THE CONDITIONS SHALL APPLY.

7. VERIFY THE ELECTRICAL SERVICE PROVIDED BY THE ELECTRICAL CONTRACTOR BEFORE ORDERING ANY EQUIPMENT

REQUIRING ELECTRICAL CONNECTIONS.

8. INSTALL ALL EQUIPMENT AND MATERIALS IN ACCORDANCE WITH MANUFACTURER'S RECOMMENDATIONS. PROVIDE MANUFACTURER'S RECOMMENDED SERVICE CLEARANCE AROUND ALL EQUIPMENT. COMPLETE MANUFACTURER'S

START-UP REPORTS AND SUBMIT TO ENGINEER WITH O&M MANUALS UPON COMPLETION.

9. ALL CURBS, ROOF JACKS, ROOF THIMBLES, SANITARY VENTS, ROOF DRAINS, ETC. SHALL BE COMPATIBLE WITH ROOFING SYSTEM TO BE PROVIDED. ALL ROOFING WORK SHALL BE PROVIDED BY ORIGINAL ROOFING CONTRACTOR TO

MAINTAIN ANY EXISTING ROOF WARRANTY.

10.GUARANTEE ALL MATERIALS, LABOR, WORKMANSHIP AND THE PROPER OPERATION OF ALL EQUIPMENT INSTALLED FOR A PERIOD OF ONE YEAR FROM THE DATE OF FINAL ACCEPTANCE. REPAIR OR REPLACE, AT NO EXPENSE TO THE OWNER, ALL DEFECTS WHICH MAY ARISE DURING THIS TIME DUE TO INFERIOR OR DEFECTIVE MATERIALS, EQUIPMENT

OR WORKMANSHIP.

11.DEFINITIONS:

a. (N) INDICATES "NEW" EQUIPMENT TO BE PROVIDED UNDER THIS CONTRACT.

b. (E) INDICATES "EXISTING" EQUIPMENT ON SITE WHICH MAY OR MAY NOT NEED TO BE RELOCATED AS A PART OF THIS

WORK.

c. (D) INDICATES EXISTING EQUIPMENT SCHEDULED FOR “DEMOLITION”.

d. "FURNISH" MEANS TO "SUPPLY" AND USUALLY REFERS TO AN ITEM OF EQUIPMENT.

e. "INSTALL" MEANS TO "SET IN PLACE, CONNECT AND PLACE INTO FULL OPERATIONAL ORDER".

f. "PROVIDE" MEANS TO “FURNISH AND INSTALL".

g. “DEMOLISH” MEANS TO “DISCONNECT AND LAWFULLY REMOVE FROM SITE”

12.KEEP DEMOLITION & CUTTING TO MINIMUM REQUIRED FOR PROPER EXECUTION OF WORK. NO CUTTING (NOT SHOWN ON THE CONTRACT DOCUMENTS) SHALL BE DONE WITHOUT THE APPROVAL OF THE ARCHITECT, ENGINEER, OR OWNER

AS TO LOCATIONS, METHOD AND EXTENT OF THE CUTTING.

13.WHERE DEMOLITION WORK IS NOTED, REMOVE ALL ASSOCIATED APPURTENANCES, HANGERS, FASTENERS, DUCT, PIPING, CONTROLS, ETC. THIS SHALL ALSO INCLUDE ANY ABANDONED EQUIPMENT, APPURTENANCES, HANGERS, FASTENERS, DUCT, PIPING, CONTROLS, ETC. NOT REQUIRED FOR NEW WORK.

14.REPAIR ALL ACCIDENTAL OR INTENTIONAL DAMAGE, PLACES WHERE DEMOLITION HAS OCCURRED, AND WHERE NEW EQUIPMENT HAS BEEN INSTALLED TO MATCH EXISTING CONSTRUCTION WITH NO NOTICEABLE DIFFERENCE IN

CONTINUITY, APPEARANCE, OR FUNCTION.

15. ALL PRODUCTS SHALL BE NEW AND UNDAMAGED, UNLESS NOTED OTHERWISE. CONTRACTOR SHALL REPLACE OR REPAIR ALL PRODUCTS TO NEW CONDITION, FOR EXAMPLE, DENTED CASINGS AND EQUIPMENT DOORS, DENTED AND

BENT GRILLES, REGISTERS, AND DIFFUSERS, DENTED DUCTWORK, SCRATCHED PAINT, ETC.

16.WHEN PRODUCTS ARE SPECIFIED BY MANUFACTURER AND MODEL NUMBER, EQUIVALENT PRODUCTS BY OTHER MANUFACTURERS LISTED MAY BE PROVIDED. PRODUCT EQUIVALENCY SHALL BE DETERMINED BY ENGINEER.

CONTRACTOR IS RESPONSIBLE FOR COORDINATION AND DESIGN OF SUBSTITUTED EQUIPMENT; THIS SHALL INCLUDE

ADDITIONAL WEIGHT, PROPER FIT, AND ALL OTHER ASPECTS.

17.FIRE STOPPING REQUIREMENT. PENETRATIONS THRU RATED WALLS AND FLOORS SHALL BE SEALED WITH A MATERIAL CAPABLE OF PREVENTING THE PASSAGE OF FLAMES AND HOT GASSES WHEN SUBJECTED TO THE REQUIREMENTS OF THE TEST STANDARD SPECIFIC FOR FIRE STOPS ASTM-E-814. ACCEPTANCE MATERIALS INCLUDE: DOW CORNING RTV FIRE STOP FOAM FOR BARE PIPE, METAL CONDUIT, AND ELECTRICAL CABLE; 3M FIRE DAM 150 CAULK FOR BARE PIPE, METAL CONDUIT, AND BUILDING CONSTRUCTION GAPS; 3M FS-195 INTUMESCENT STRIPS FOR INSULATED PIPES, PLASTIC

PIPE OR CONDUIT, AND ELECTRICAL CABLE.

18.NOTIFY ENGINEER ONE WEEK IN ADVANCE WHEN WORK ABOVE CEILING IS COMPLETE AND READY FOR ABOVE CEILING OBSERVATION. CONTRACTOR SHALL REMOVE CEILING AS REQUIRED FOR ENGINEER'S OBSERVATION.

19.SUBMIT (3) COPIES OF MECHANICAL AND PLUMBING EQUIPMENT, MATERIALS, AND CONTROLS SUBMITTALS TO

ARCHITECT/ENGINEER FOR REVIEW PRIOR TO ORDERING EQUIPMENT.

20.MAINTAIN A MARK-UP SET OF DRAWINGS WHICH INDICATE VARIATIONS IN THE ACTUAL INSTALLATION FROM THE ORIGINAL DESIGN. SUBMIT “AS-BUILT” DRAWINGS TO THE ARCHITECT/ENGINEER FOR REVIEW PRIOR TO FINAL PAY

APPLICATION.

21.SUBMIT (3) COPIES OF ALL OPERATING MANUALS AND WARRANTIES IN TABBED 3-RING BINDERS TO ARCHITECT/ENGINEER FOR REVIEW. O&M MANUALS SHALL BE PREPARED IN FULL COMPLIANCE WITH THE 2012 IECC

503.2.9.3 “MANUALS”. O&M MANUALS SHALL CONTAIN ALL TEAM CONTACTS, EMERGENCY CONTACTS, WARRANTY PROCEDURES, COMPREHENSIVE LIST OF EXTENDED WARRANTIES, COMPREHENSIVE FILTER SCHEDULE INDICATING SIZE AND TYPE OF FILTER FOR EACH PIECE OF EQUIPMENT, COMPREHENSIVE BELT SCHEDULE INDICATING SIZE AND TYPE OF FILTER FOR EACH PIECE OF EQUIPMENT, APPROVED SUBMITTALS, MANUFACTURERS' STARTUP REPORTS, TAB

REPORT, CONTROLS, AND MANUFACTURERS' OPERATING MANUALS.

22.PROVIDE TRAINING FOR ALL SYSTEMS. APPROVED O&M'S SHALL BE USED TRAINING. PROVIDE TRAINING AGENDA'S WITH NAME OF QUALIFIED TRAINER FOR ALL SYSTEMS. SUBMIT TRAINING ATTENDANCE SHEET FOR ALL TRAINING

SESSIONS.

23.PROVIDE MERV 8 FILTERS FOR ALL NEW AND EXISTING EQUIPMENT.

24.PROVIDE EXTRA SET OF BELTS AND FILTERS FOR ALL EQUIPMENT IN SCOPE OF WORK.

25.PROVIDE EMT CONDUIT FOR ALL EXPOSED LOW VOLTAGE AND CONTROL CABLING.

26.PAINT ALL EXPOSED CONDUIT, PIPING, AND DUCTWORK.

27.ISOLATE ALL PRESSURIZED PIPE (WATER, ETC.) AT EACH RISER, BRANCH, PIECE OF EQUIPMENT, AND AREA SERVED.

NATURAL-GAS PIPING

1. GAS PIPING SIZE 2" AND SMALLER SHALL BE SCHEDULE 40 STEEL WITH 150 PSI CAST-IRON THREADED FITTINGS.

2. GAS PIPING SIZE 2-1/2" AND LARGER SHALL BE SCHEDULE 40 STEEL WITH BUTT WELDED FITTINGS.

3. EXPOSED GAS PIPING, INDOORS AND OUTDOORS SHALL BE PAINTED.

4. PROVIDE GAS COCK AND 6” DIRT LEG AT ALL GAS APPLIANCES.

5. PROVIDE GAS COCK UPSTREAM OF ALL PRESSURE REDUCING VALVES.

6. SUPPORT GAS PIPING ON ROOF OR CONCRETE SLAB WITH B-LINE DURA BLOCK DB-5 ROOF SUPPORTS OR EQUIVALENT.

7. PROVIDE GAS COCK UPSTREAM OF PRESSURE REGULATORS.

8. LABEL GAS PIPING AND PRESSURE EVERY 20 FEET.

MECHANICAL HANGERS AND SUPPORTS:

1. HANGERS AND SUPPORTS IN EXPOSED AREAS (NOT ABOVE CEILINGS) SHALL BE GALVANIZED, ALUMINUM, OR, STAINLESS.

2. HANGERS AND SUPPORTS SHALL BE DESIGNED BY THE CONTRACTOR.

3. SUSPEND EACH TRADE'S WORK SEPARATELY FROM THE STRUCTURE.

4. DUCTWORK SHALL BE HELD TIGHT TO STRUCTURE EXCEPT WHERE NOTED OTHERWISE. DUCT SHALL BE SUPPORTED IN ACCORDANCE WITH SMACNA STANDARDS. UPPER SUPPORT FASTENERS ATTACHING TO METAL DECKING SHALL BE

HORIZONTAL IN SHEAR, NOT VERTICAL.

5. NO EQUIPMENT OR PIPING IS PERMITTED TO BE SUPPORTED FROM THE BOTTOM CHORD OF STRUCTURAL MEMBERS, UNLESS PERMITTED BY STRUCTURAL ENGINEER.

6. INSULATE INSIDE OF ROOF CURBS WITH TWO LAYERS OF R-19 BATT INSULATION.

7. SECURE ALL ROOFTOP EQUIPMENT. THIS INCLUDES FASTENERS IN ALL EXHAUST FAN PRE-DRILLED HOLES, AND

SECURING EQUIPMENT TO CURBS AND RAILS.

8. PROVIDE COOPER B-LINE DURA-BLOK ROOFTOP SUPPORTS OR EQUIVALENT FOR ALL PIPING AND EQUIPMENT ON ROOF.

ADHERE ROOFTOP SUPPORTS TO ROOF FOR EQUIPMENT.

IDENTIFICATION FOR HVAC PIPING, DUCTWORK, AND EQUIPMENT

1. LABEL ALL EQUIPMENT WITH EQUIPMENT TAG FROM CONTRACT DOCUMENTS AND AS TO AREA SERVED.

2. LABEL DUCTWORK, PIPING, AND ACCESS PANELS AS INDICATED ON DRAWINGS WITH ADHESIVE LABELS WITH 1.5” TALL LETTERS AND WITH FLOW ARROWS. LABELS SHALL BE ATTACHED EVERY 20 FEET. LABELS AND LETTERING COLOR

SHALL CONFORM TO ANSI/ASME A13.1.

3. LABEL FIRE RATE WALLS WITH STENCILS EVERY 20 FEET ABOVE CEILING.

4. DO NOT LABEL EXPOSED DUCT IN FINISHED SPACES.

5. LABEL CEILING GRID BELOW EQUIPMENT WITH 0.5” TALL CLEAR ADHESIVE LABELS WITH BLACK LETTERS.

6. LABEL ALL CONTROL DEVICES WITH DEVICE NAME AND EQUIPMENT CONTROLLED. WITH 0.5” TALL CLEAR LABELS WITH

BLACK LETTERS.

7. LABEL ALL EQUIPMENT, DUCTWORK AND PIPING THAT IS INDICATED TO BE “ABANDONED IN PLACE” WITH ADHESIVE LABELS WITH 1.5” TALL LETTERS; LABELS SHALL INCLUDE “ABANDONED IN PLACE”. LABELS SHALL BE ATTACHED EVERY

20 FEET. LABELS AND LETTERING COLOR SHALL CONFORM TO ANSI/ASME A13.1.

TESTING, ADJUSTING AND BALANCING (TAB)

1. PROVIDE COMPLETED HVAC BALANCING REPORT AT FINAL INSPECTION TO THE AUTHORITY HAVING JURISDICTION AND

TO THE ENGINEER PRIOR TO PUNCH LIST.

2. TAB CONTRACTOR SHALL BE NEBB OR TABB CERTIFIED.

3. SETPOINTS REQUIRED TO BE DETERMINED BY TAB CONTRACTOR SHALL BE INDICATED ON THE REPORT. I.E., DUCT STATIC PRESSURE SETPOINT, PUMP STATIC PRESSURE SETPOINT, AND MINIMUM OA DAMPER POSITION.

4. AIRFLOWS SHALL BE MEASURED AT FAN (DUCT TRAVERSE), AND AT ALL INLETS AND OUTLETS.

5. ALL DEVICES SHALL BE BALANCED WITHIN +/- 10%. HOWEVER, PRESSURE RELATIONSHIPS MUST BE MAINTAINED.

6. PROVIDE 11X17 DRAWINGS WITH INLETS AND OUTLETS CLEARLY IDENTIFIED.

7. PROVIDE SKETCH OF AHU WITH PRESSURE DROP THROUGH COMPONENTS. PROVIDE TWO SKETCHES FOR UNIT WITH

ECONOMIZERS, ONE AT MINIMUM OA AND ONE AT FULL ECONOMIZER.

8. AFTER SUBMITTING TAB REPORT, TAB CONTRACTOR SHALL DEMONSTRATE 10% OF REPORT TO OWNER/ENGINEER UPON REQUEST. IF WORK IS DETERMINED TO BE OUT OF COMPLIANCE, THEN CONTRACTOR WILL BE REQUIRED TO

CORRECT AND DEMONSTRATE UNTIL WITHIN COMPLIANCE.

9. MARK ALL BALANCING DAMPERS AND VALVES WITH PERMANENT MARKER.

DUCT INSULATION

1. SUPPLY DUCTWORK: 1.5” FIBERGLASS DUCT WRAP WITH FOIL REINFORCED KRAFT VAPOR BARRIER. TAPE ALL JOINTS WITH ALUMINUM TAPE. INSULATION SHALL BE R-5. INSULATION NOT REQUIRED ON DUCTWORK IF IT IS EXPOSED IN THE

AREA BEING SERVED.

2. RETURN DUCT: 1.5” FIBERGLASS DUCT WRAP WITH FOIL REINFORCED KRAFT VAPOR BARRIER. TAPE ALL JOINTS WITH ALUMINUM TAPE. INSULATION NOT REQUIRED IN CONDITIONED SPACES WITHIN BUILDING ENVELOPE.

3. EXHAUST DUCTWORK: 1.5” FIBERGLASS DUCT WRAP WITH FOIL REINFORCED KRAFT VAPOR BARRIER 5 FEET PAST THE

MOTORIZED OR BACKDRAFT DAMPER.

4. DUCTWORK LOCATED OUTSIDE OF THE BUILDING ENVELOPE INSULATION SHALL BE R-8.

5. DUCTWORK OUTDOORS SHALL HAVE 2” RIGID INSULATION WITH G90 GALVANIZED SHEET STEEL JACKET.

HVAC PIPE INSULATION

1. INSULATION ABOVE GRADE SHALL BE MINERAL FIBER WITH ASJ JACKET, AND PVC FITTING COVERS. ALL INSULATION

ENDS SHALL BE SEALED.

2. PROVIDE STUCCO EMBOSSED ALUMINUM JACKETING ON ALL PIPING OUTDOORS.

3. REFRIGERANT PIPING: INSULATE SUCTION LINE WITH 0.5” CLOSED CELL RUBBER (ARMAFLEX). WRAP.

4. PROVIDE STUCCO EMBOSSED ALUMINUM JACKETING ON ALL PIPING OUTDOORS. SOFT COPPER REFRIGERANT LINE

SETS FOR 5-TONS OR LESS MAY BE WRAPPED WITH SHURTAPE LS300.

5. INSULATION SHALL BE CONTINUOUS THROUGH WALLS AND HANGERS.

INSTRUMENTATION AND CONTROL FOR HVAC

1. PROVIDE EMT CONDUIT FOR ALL LOW VOLTAGE AND CONTROL CABLING.

2. PROVIDE COMPLETE GRAPHICS FOR ALL CONTROLLED SYSTEMS. PROVIDE UNITS FOR ALL DATE, SUCH AS CFM, PSI, DEG F, % SPEED, HZ, % OPEN, % CLOSED, NORMAL/ALARM, ON/OFF, START/STOP.

3. PROVIDE SCHEDULES FOR ALL CONTROLLED EQUIPMENT. VERIFY EXACT SCHEDULE WITH USER OR CONTACT

ENGINEER.

4. SETUP TRENDS FOR ALL MOTOR STATUSES, DISCHARGE AIR TEMPERATURES, OA DAMPERS, AND CONTROL VALVES.

5. IN ADDITION TO SEQUENCES OF OPERATIONS, PROVIDE ALL ASHRAE 90.1 REQUIRED SEQUENCES, SUCH AS OPTIMAL START, 5F DEAD BAND BETWEEN HEAT AND COOL, MAXIMUM 30% REHEAT ON VAV, INTEGRATED ECONOMIZER, VAV

STATIC PRESSURE RESET, ETC.

6. PROVIDE OPERATIONAL NOTES ON GRAPHICS SO USER CAN EASILY UNDERSTAND SEQUENCE.

7. PROVIDE RELAYS AS REQUIRED TO PROVIDE GRAPHICS FOR ALL SAFETIES, SUCH AS SMOKE DETECTORS, FREEZE-STATS, PRESSURE HIGH LIMITS, FILTER SWITCHES, ETC. PROVIDE ADDITIONAL TEXT ON GRAPHIC INDICATING

FIELD SETPOINT.

8. LABEL SAFETIES SUCH AS FREEZE-STATS, PRESSURE HIGH LIMITS, FILTER SWITCHES, WITH CALIBRATED SETTING.

9. SETUP ALL ALARMS AND ALARM PRIORITIES. PROVIDE MATRIX AND DEMONSTRATE DURING TRAINING.

10. ANY SETPOINT LISTED AS ADJUSTABLE (ADJ) IN SEQUENCE OF OPERATIONS SHALL BE ABLE TO BE OVERRIDDEN BY

USER ON GRAPHICS.

11.PROVIDE COPY OF CONTROL AS-BUILTS AND DEVICES ON BAS.

12.PROVIDE STATUS VIA ANIMATION AND WITH TEXT, I.E. STATUS “ON”.

13.PROVIDE ALGORITHM TO ELIMINATE SENSORS THAT GO OUT OF RANGE AND SEND ALARM.

14.PROVIDE GLOBAL COMMANDS TO CONTROL ALL HEATING AND COOLING VALVES, AND ROOM SETPOINTS FOR

COMMISSIONING AND TAB.

15.INTEGRATE ALL VFD CONTROLLERS (BACNET CARDS). PROVIDE HARDWIRED START/STOP, STATUS, AND SPEED AND DISPLAY ON GRAPHICS. PROVIDE KW, KWH, OUTPUT SPEED, AND FAULT/ALARM VIA BACNET CARD.

16.PROVIDE TRANSLATED ALARMS FOR ALL BACNET SNVT'S. PROVIDE LIST IN AS-BUILTS.

17.MECHANICAL CONTRACTOR TO PROVIDE P/T PORT AND THERMOMETER OR PRESSURE GAUGE ADJACENT TO ALL

TEMPERATURE AND PRESSURE SENSORS IN FIELD INSTALLED PIPING.

18.LABEL LOCATION OF ALL CONTROL DEVICES ON AS-BUILTS.

19.MEASUREMENT AND VERIFICATION ENERGY MONITORING POINTS: PROVIDE MONTHLY EXPORTED CSV FILE INDICATING AVERAGE TEMPERATURE FOR MONTH, DAYS IN MONTH, AND ENERGY USAGE FOR EACH ENERGY CONTROL POINT (CF GAS, GAL WATER, KWH ELECTRICITY, AND KW ELECTRIC DEMAND). RESET VALUES FOR EACH MONTH.

MECHANICAL PIPING

1. ALL PIPING SHALL BE TYPE L HARD DRAWN COPPER TUBING COMPLYING WITH ASTM B88.

2. ALL PIPING SHALL BE ADEQUATELY SUPPORTED FROM THE BUILDING STRUCTURE TO PREVENT SAGGING, POCKETING, SWAYING OR DISPLACEMENT BY MEANS OF HANGERS AND SUPPORTS. PIPING IS NOT TO BE SUPPORTED BY

EQUIPMENT.

3. PROVIDE DIELECTRIC UNIONS BETWEEN DISSIMILAR MATERIALS.

4. PROVIDE MANUAL AIR VENTS AND CAPPED HOSE-END DRAINS WITH ISOLATION VALVES AT PIPING HIGH AND LOW

POINTS.

5. WELD PIPE IN ACCORDANCE WITH APPLICABLE CODES AND STANDARDS. WELDERS SHALL BE CERTIFIED FOR TYPE OF

WORK BEING PERFORMED.

6. FLUSH OUT PIPING AND REMOVE CONTROL DEVICES BEFORE PERFORMING PRESSURE TEST. DO NOT USE PIPING SYSTEM VALVES TO ISOLATE SECTIONS WHERE TEST PRESSURE EXCEEDS VALVE PRESSURE RATING. PERFORM HYDROSTATIC PRESSURE TEST ON PIPING AT 1.5 TIMES THE DESIGN OPERATING PRESSURE OR 100 PSIG WHICHEVER IS GREATER. IF LEAKAGE IS OBSERVED OR IF PRESSURE DROP EXCEEDS 1% OF TEST PRESSURE, REPAIR LEAKS AND

RETEST. DO NOT USE AIR PRESSURE TO TEST PIPE.

7. ALL STRAINERS SHALL BE FURNISHED WITH A “ROUGHING” SCREEN AND TWO (2) SCREENS FOR NORMAL OPERATION.

INSTALL STRAINER WITH ROUGHING SCREEN AND OPERATE SYSTEM FOR 24 HOURS MINIMUM (RUN DOMESTIC WATER SYSTEMS AT MAX FLOW FOR A MINIMUM OF ONE HALF (1/2) HOUR. REMOVE ROUGHING SCREEN AND INSTALL NORMAL

SCREEN. AFTER TWO WEEKS OF NORMAL OPERATION INSTALL NEW NORMAL SCREEN.

8. PIPING SIZES SHALL BE BASED ON 2' OR LESS HEAD LOSS PER 100 FEET OF LENGTH. VELOCITIES SHALL NOT EXCEED 10

FEET PER SECOND.

9. INSTALL ALL PIPING TO ALLOW FOR EXPANSION AND CONTRACTION WITHIN THE PIPING SYSTEM. ENSURE ALL REQUIRED PIPE EXPANSION WILL OCCUR IN THE PROPER DIRECTION AND SEGMENT OF PIPE. PROPERLY ANCHOR ALL PIPING REQUIRING EXPANSION/CONTRACTION ISOLATION. COORDINATE PIPE EXPANSION/CONTRACTION TO PREVENT

DAMAGE TO ANY AND ALL BUILDING COMPONENTS.

10.PROVIDE ISOLATION VALVES AT EVERY HYDRONIC BRANCH LINE.

DUCTWORK

1. ALL DUCTWORK AND ACCESSORIES SHALL BE G90 GALVANIZED SHEET STEEL UNLESS NOTED OTHERWISE AND CONSTRUCTED TO THE LATEST EDITION OF SMACNA "HVAC DUCT CONSTRUCTION STANDARDS". SEAL LONGITUDINAL

AND TRAVERSE JOINTS.

2. EXPOSED DUCTWORK (NOT ABOVE CEILINGS) SHALL BE PAINT-LOCK (BONDERIZED) AND PAINTED. PAINT SHALL MATCH

ADJACENT SURFACES.

3. DIFFUSER NECK SIZE IS SAME AS DUCT SIZE, UNLESS OTHERWISE NOTED.

4. UNLESS OTHERWISE NOTED, ALL CHANGES IN DIRECTION SHALL BE MADE WITH RADIUS ELBOWS WITH RADIUS TO CENTERLINE EQUAL TO 1.5 DUCT WIDTH. WHERE REQUIRED FOR SPACE CONSTRAINTS, PROVIDE SQUARE THROAT ELBOWS WITH SINGLE WIDTH TURNING VANES WITH TRAILING EDGE. DO NOT PROVIDE TURNING VANES IN RETURN AIR

DUCT UNLESS SPECIFICALLY INDICATED.

5. BALANCING DAMPERS SHALL HAVE LOCKING QUADRANT DAMPERS WITH 2” STANDOFFS.

6. PROVIDE HIGH EFFICIENCY TAKE-OFFS OR BELL-MOUTH SPIN-INS WITH LOCKING QUADRANT DAMPERS AND

2” STANDOFFS FOR ALL GRILLE, REGISTER, AND DIFFUSER BRANCH DUCTS.

7. OUTSIDE AIR DAMPERS SHALL BE INSULATED AND LOW LEAKAGE.

8. ALL ROUND DUCT SHALL BE SPIRAL. SNAP-LOCK IS NOT ACCEPTABLE.

9. FLEXIBLE DUCT SHALL BE CLASS 1, ACOUSTICAL, INSULATED R-6, METALIZED JACKET (IFM), BLACK POLY JACKET (IFP), AND CONSTRUCTED WITH A SPRING STEEL WIRE HELIX, ENCAPSULATED IN A 2 PLY, AIR-TIGHT INNER CORE. MAXIMUM FLEXIBLE DUCT LENGTH SHALL BE 5 FEET. DO NOT INSTALL FLEXIBLE IN EXPOSED AREAS (NOT ABOVE CEILINGS) OR

ABOVE HARD LID CEILINGS, REGARDLESS OF WHAT IS INDICATED ON DRAWINGS.

10.PROVIDE FLEX FLOW ELBOWS ON ALL DIFFUSERS.

11.PROVIDE A MINIMUM OF ONE DUCT HANGER WHERE FLEXIBLE DUCT CONNECTS TO SHEET METAL AND ANOTHER AT

THE ELBOW CONNECTING TO THE DIFFUSER.

12.PROVIDE FLEXIBLE CONNECTION BETWEEN ALL DUCTS AND EQUIPMENT AND EQUIPMENT WITH MOTORS LARGER THAN

0.25 HP.

13.PROVIDE SHEET METAL SHIELD ON FLEXIBLE CONNECTIONS LOCATED OUTDOORS TO PROTECT FLEXIBLE CONNECTION

FROM UV.

14.PROVIDE RETURN DUCT SMOKE DETECTORS IN SYSTEMS GREATER THAN 2000 CFM PER IMC.

15.CLEAN ALL GRILLES AND DIFFUSERS.

16.CONTRACTOR SHALL VERIFY RETURN AIR PATH FOR ALL PLENUM RETURN SYSTEMS AND PROVIDE TRANSFER OPENINGS AS REQUIRED, REGARDLESS OF BEING SHOWN OR NOT. SIZE TRANSFER OPENINGS AT 500 FPM.

17.PAINT INSIDE OF DUCTS FLAT BLACK BEHIND GRILLES.

18.ROTATE ALL WALL EXHAUST AND RETURN GRILLES SO THE LOUVERS POINT DOWNWARDS. ROTATE ALL CEILING

EXHAUST AND RETURN GRILLES SO THE LOUVER POINT TOWARDS THE NEAREST WALL.

19.SEAL EXPOSED DUCT PENETRATIONS WITH SHEET METAL ANGLE AND CAULK.

20.EXTERIOR DUCTWORK SHALL BE RIGID BOARD WRAP AROUND PRE-FORMED DUCT INSULATION WITH FIELD APPLIED

WEATHER PROOFED ALUMINUM JACKET PER MICA PLATE 3-120..

BASEBOARD RADIATOR

1. ALL HEATING ELEMENTS SHALL BE SEAMLESS COPPER TUBING MECHANICALLY EXPANDED INTO EQUALLY SPACED ALUMINUM FINS. ENDS OF COPPER TUBE SHALL BE FINISHED O.D. AND FINISHED I.D. AS TO ALLOW THE USE OF

STANDARD COPPER FITTINGS.

2. BACKPLATES SHALL BE ONE PIECE CONSTRUCTION, 18 GAUGE GALVANNEALED STEEL WITH MOUNTING CHANNEL INTO

WHICH THE ENCLOSURE SHALL SELF-LOCATE AND SECURE.

3. BRACKET HANGERS SHALL BE 14 GAUGE GALVANNEALED STEEL WITH NICKEL-CHROMIUM BALL BEARINGS INSERTED INTO NYLON ISOLATOR INSERT TO PROVIDE FRICTION FREE LATERAL MOVEMENT DURING EXPANSION AND CONTRACTION. BRACKET LOCATIONS SHALL BE 4 FOOT ON CENTER AND LOCATED NOT MORE THAN 12 INCHES FROM

ENDS OF ENCLOSURE.

4. ENCLOSURE SHALL BE 14 GAUGE DEGREASED AND PHOSPHATIZED AND SEALER COATED COLD ROLLED STEEL WITH ELECTROSTATICALLY APPLIED TEMPERATURE CURED BAKED ENAMEL FINISH. OWNER SHALL SELECT FINISH COLOR.

MECHANICAL GENERAL NOTES AND SPECIFICATIONS

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MECHANICAL

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FLOOR PLAN

MD1.01

MECHANICAL DEMOLITION FLOOR PLAN

GENERAL DEMOLITION NOTES

DEMOLITION KEYNOTES

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MECHANICAL

DEMOLITION

ROOF PLAN

MD1.02

MECHANICAL DEMOLITION ROOF PLAN

GENERAL DEMOLITION NOTES

DEMOLITION KEYNOTES

PRECAST CONCRETE TEE DECK OPENING DIAGRAM