EGSC Fulford HVAC Drawings _ Final.pdf

DRAWING LIST: CONTACT LIST:

(912) 238-2400

SAVANNAH, GA 31405-1396

109 PARK OF COMMERCE DRIVE, SUITE 6

CHATHAM ENGINEERING COMPANY, LLC

CODE REQUIREMENTS:

National Electrical Code

International Fire Code

International Energy Conservation Code ...2015

International Mechanical Code

International Building Code

T0.1

TITLE SHEET

SMP

SMP

M1.1 FLOOR PLANS - MECHANICAL/ELECTRICAL

M0.1 LEGENDS, ABBREVIATIONS, & SCHEDULES

T0.1 TITLE SHEET

PROJECT NO. 0070-2267

FULFORD CENTER HVAC REPLACEMENT

EAST GEORGIA STATE COLLEGE

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SMP

SMP

ABBREVIATION DESCRIPTIONSYMBOL ABBREVIATION DESCRIPTION

MLD/MD

A/C

MANUAL DAMPER

ABOVE CEILING

AHU AIR HANDLING UNIT

AD DUCT ACCESS DOOR

T'STAT THERMOSTAT

BTUH BRITISH THERMAL UNITS PER HOUR

CFM CUBIC FEET PER MINUTE

CLG CEILING

DN DOWN

DWGS DRAWINGS

EF EXHAUST FAN

ELEC ELECTRIC

EXH EXHAUST

EXIST EXISTING

GPM GALLONS PER MINUTE

HVAC HEATING VENTILATING & AIR CONDITIONING

MAX MAXIMUM

MIN MINIMUM

SINGLE LINE DUCT

FLEXIBLE DUCT

DUCT TRANSITION

ROUND

TG TRANSFER GRILLE

TYP TYPICAL

VAV VARIABLE AIR VOLUME UNIT

AFF ABOVE FINISHED FLOOR

LEGEND & ABBREVIATIONS

DIRECTION OF FLOW

CTE CONNECT TO EXISTING

TT

DESIGN CONDITIONS

DESIGN WEATHER CONDITIONS

SUMMER DESIGNWINTER DESIGN

DB (°F) DB (°F) / WB (°F)

27.1 95.5 / 77.3

INTERIOR DESIGN CONDITIONS 70.0 75.0 / 62.5

1 1

1 PER ASHRAE WEATHER DATA

1. COORDINATE ALL WORK WITH OTHER TRADES PRIOR TO INSTALLATION.

3. DUCT SIZES SHOWN ARE ACTUAL INSIDE DIMENSIONS.

FLEXIBLE OR ROUND DUCT SHALL BE CONNECTED TO RECTANGULAR OR SQUARE DUCT

2. UNLESS OTHERWISE INDICATED, INSTALL ALL SPACE THERMOSTATS, HUMIDISTATS AND SENSORS

4.

5. INSTALL TURNING VANES IN ALL 45 AND 90 DEGREE MITERED ELBOWS.

WITH A SPIN-IN COLLAR WITH SCOOP AND DAMPER.

48 INCHES ABOVE FINISHED FLOOR.

IN MECHANICAL ROOMS PRIOR TO FABRICATION OF DUCTWORK.

MODIFICATIONS MAY BE REQUIRED. CONTRACTOR SHALL ALSO VERIFY SPACE ABOVE CEILINGS AND

THE DESIGN DOCUMENTS, THE CONTRACTOR SHALL NOTIFY THE ENGINEER IMMEDIATELY AS

DEVIATIONS ARE DISCOVERED BETWEEN THE ACTUAL CONDITIONS AND THE CONDITIONS SHOWN ON

PLANS WHERE AVAILABLE. AS SUCH, THE CONTRACTOR SHALL FIELD VERIFY CONDITIONS. IF ANY

EXISTING CONDITIONS: THE DESIGN IS BASED ON BASIC FIELD INVESTIGATIONS AND EXISTING 6.

SYMBOL

TYPE

MINIMUM CFM

TOTAL CFM

MAX. FAN MOTOR HP

CAPACITY, BTU/HR

ENT. AIR DB, F

ENT. AIR WB, F

LVG. AIR DB, F

LVG. AIR WB, F

LOCATION

REMARKS

C O

O L I

I

L

AIR CFM

MINIMUM OUTSIDE

PRESSURE, IN. H 0

EXT. STATIC

CHARACTERISTICS

ELECTRICAL

VELOCITY, FPM

MAX. FACE

DROP, IN. H 0

MAX AIR PRESSURE

SEE ELEC DWGS

ATTIC

1.0

53.0

55.0

65.1

78.3

207,000

267,000

7.5

1.5

HORIZONTAL

AHU-1 / CU-1

SENSIBLE, BTU/HR

C O I

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RA

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ELECTRICAL GENERAL NOTES & SPECIFICATIONS

ELECTRICAL LEGEND

GROUND

ENCLOSED CIRCUIT BREAKER

MOTOR

OVERHEAD SERVICE

UNDERGORUND SERVICE

HOME RUN

REQUIRED BY NEC.

EG-8. SUPPORT ALL CONDUITS AND EQUIPMENT USING GALVANIZED CHANNEL AS

EG-7. CONNECT TO NEW AHU AND CONDENSING UNIT WITH SEALTITE FLEX.

GALVANIZED.

CONDUITS EXPOSED OUTSIDE OR SUBJECT TO DAMAGE TO BE RIGID

NOT SUBJECT TO DAMAGED TO BE EMT WITH COMPRESSION FITTINGS.

EG-6. CONDUIT IN CONTACT WITH EARTH TO BE SCH. 40 PVC. CONDUIT INSIDE,

EG-5. PROVIDE GREEN EQUIPMENT GROUNDING CONDUCTOR IN ALL CONDUITS.

EXISTING.

EG-4. ALL WIRING TO BE STRANDED COPPER, TYPE THWN. COLOR CODED TO MATCH

EG-3. SCHEDULE ALL SHUTDOWNS WITH OWNER AND UTILITY PROVIDER.

EG-2. COORDINATE ALL WORK WITH OTHER TRADES AND EXISTING CONDITIONS.

EG-1. ALL WORK SHALL CONFORM TO 2020 NEC AND ALL STATE ORDINANCES.

GENERAL NOTES

M0.1

SCHEDULES

ABBREVIATIONS, &

LEGENDS,

ATU AIR TERMINAL UNIT

VFD VARIABLE FREQUENCY DRIVE

CU CONDENSING UNIT

SA SUPPLY AIR

RA RETURN AIR

OA OUTSIDE AIR

SKD DUCT MOUNTED SMOKE DETECTOR

CONDENSING UNITS

AIR HANDLING AND

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NOTE ED2

NOTE ED1

NOTE E2

NOTE E1

7.5HP, 3PH, 208V

NEW AHU-1

NOTE E1

MECHANICAL

NEW VFD BY

NOTE ED3

CONDENSING UNIT.

EXISTING

NOTE ED3

CIRCUIT BREAKER.

EXISTING 175A

IN FIELD.

VERIFY LAYOUT

TRANSFORMER.

PAD MOUNTED

EXISTING

TRANSFORMER.

PAD MOUNTED

EXISTING

NOTE E3

FEEDER.

NEW U/G

3PH, 208V

120 MCA,

NEW CU-1 (2"C W/ 3 NO.2/0)

TRANSFORMER TO NEW SERVICE BREAKER.

MAINTAIN EXISTING CONNECTION FROM

ATU

ATU

ATU

ATU

ATU

ATU

ATU

ATU

ATU

SKD

ATU

ATU

ATU

ATU

ATU

ATU

ATU

ATU

ATU

SKD

AHU

CU

VFD WITH BYPASS

THROUGH FLOOR

REFRIGERANT LINES

M1.1

SMP

SMP

M1.1

SCALE: 1 / 8 " = 1' - 0"

ATTIC DEMOLITION PLAN - HVAC

M1.1

SCALE: 1 / 8 " = 1' - 0"

DEMOLITION PLAN - HVAC

M1.1

SCALE: 1 / 8 " = 1' - 0"

ATTIC FLOOR PLAN - HVAC

M1.1

SCALE: 1 / 8 " = 1' - 0"

FLOOR PLAN - HVAC

TYPICAL TO REMAIN

TYPICAL TO BE REMOVEDD1

D2

TYPICAL NEW WORK

TYPICAL EXISTING TO REMAIN

CONNECT TO EXISTING3

PROVIDE AND INSTALL NEW BI-POLAR IONIZATION IN AIR UNIT AS SPECIFIED.

P-TRAP IN LINE.

NEW CONDENSATE DRAIN LINE FROM UNIT TO EXISTING FLOOR DRAIN. INSTALL

CU

AHU

ELECTRICAL NOTES:

3 NO.2/0, 1 NO.6(G) FROM NEW BREAKER TO NEW CU-1.

CONNECT TO EXISTING SERVICE GROUNDING SYSTEM. EXTEND 2"C W/

EXISTING SERVICE EXTENDING FROM EXISTING TRANSFORMER.

MOUNT NEW 150A BREAKER TO EXISTING SUPPORTS. CONNECT TO E3.

SHUTDOWN WIRING TO NEW VFD.

MAINTAIN CONNECTION TO EXISTING SMOKE DETECTOR AND CONNECT E2.

CONNECT TO NEW AHU-1.

NEW VFD. EXTEND 1"C W/ 3 NO.8, 1 NO.10(G) FROM VFD AND

CONNECT EXISTING 50A/3P CIRCUIT EXTENDING FROM PANEL MDP TO E1.

ELECTRICAL DEMOLITION NOTES:

DISCONNECT EXISTING CONDENSING UNIT.

TRANSFORMER AND FEEDER FROM THIS BREAKER TO EXISTING CONDENSING UNIT.

ED3. REMOVE EXISTING 175A CIRCUIT BREAKER EXTENDING FROM PAD MOUNTED

ED2. MAINTAIN SMOKE DETECTOR IN DUCT OF AHU-1.

ARE BEING REMOVED. MAINTAIN CIRCUIT FROM PANEL MDP.

ED1. DISCONNECT ELECTRICAL CIRCUIT SERVING EXISTING VFD AND AHU-1 WHICH

HVAC DEMOLITION NOTES:

HVAC NEW WORK NOTES:

MECHANICAL/ELECTRICAL

FLOOR PLANS -

PLUMBING DRAIN IN FLOOR

CONDENSATE DRAIN TO

D2

D3

D3

D4

BEFORE CAPPING.

THE CEILING AND ABANDONED IN THE WALL. REMOVE ALL REFRIGERANT

REFRIGERANT PIPING IN WALL TO BE CAPPED UNDER THE DECK AND IN

D4

HANDLER.

SETS OF REFRIGERANT LINES TO INTERTWINED DX COIL IN AIR

AND DISPOSE OF PROPERLY OFFSITE. NOTE CONDENSING UNIT HAS 2

CONDENSING UNIT AND REFRIGERANT LINES TO BE REMOVED AS SHOWN

D5

FOR REFERENCE.

EXISTING AIR TERMINAL UNIT TO REMAIN. ESTIMATE LOCATION SHOWN

D5

D5

D5

D5

D5

D5

D5

D5

D5

OFFSITE.

ASSOCIATED DUCTS AND PIPING AS SHOWN AND DISPOSE OF PROPERLY

REMOVE AIR HANDLER, AUXILLARY DRAIN PAN, WOOD SUPPORTS,

COORDINATE EXACT ROUTING WITH EXISTING CONDITIONS.

MECHANICAL ATTIC SPACE USING EXISTING HOLE IN ATTIC FLOOR. FIELD

THROUGH FLOOR IN CORNER OF STORAGE ROOM, ACROSS CEILING AND UP INTO

ROUTE NEW REFRIGERANT LINES FROM CONDENSING UNIT, UNDER DECK, UP

NOTE E3

SERVICE RATED, LOCKABLE

IN NEMA 3R ENCLOSURE.

NEW 150A/3P BREAKER

TO ROUTE ALONG THE FLOOR.

NEW REFRIGERANT LINES DOWN THROUGH FLOOR.OFFSET AS NEEDED FROM UNIT

AND TESTED FOR LEAKS BEFORE INSTALLING.

MAINTENANCE WHEN FLOAT SWITCH IS ACTIVATED. PAN SHALL BE FULLY WELDED

PLUMBING DRAIN AND CAP WITH REMOVABLE CAP FOR EASE OF DRAINING PAN BY

APPROXIMATELY 1/3 FULL OF WATER. PROVIDE LINE FROM PAN OVER TO

FLOAT SWITCHES IN PAN TO DE-ENERGIZE UNIT UPON ACTIVATION WHEN PAN IS

PROVIDE AND INSTALL NEW AUXILLARY DRAIN PAN UNDER UNIT. PROVIDE NEW

INSTALLATION OF P-TRAP.

EXISTING RETURN DUCT HEIGHT OVER TOP OF UNIT. MINIMUM HEIGHT 2" FOR

NEW AUXILLARY DRAIN PAN. COORDINATE IN FIELD HEIGHT OF BEAM BASED ON

UNIT SHALL BE MOUNTED ON NEW GALVANIZED STEEL BEAMS LOCATED INSIDE

9 8

LOUVER TO REMAIN

OUTSIDE AIR

REMOVE EXISTING UNIT.

SPACE TO BE USED TO

MECHANICAL ATTIC

LOUVER OPEN TO

WOODEN DECK AROUND THE BUILDING.

OWNER REMOVAL OF OLD UNIT AND INSTALLATION OF NEW TO PROTECT THE

UTILIZE OPENING AT LOUVER FOR INSTALLING NEW UNIT. COORDINATE WITH

CONTROL PANEL

EXISTING SIEMENS

SHALL BE REPLACED

AIR MONITORING STATION

DAMPERS IN UNIT.

UNIT. CONTROLS CONTRACTOR TO PROVIDE ACTUATORS NEEDED TO CONTROL

NEW AIR MONITORING STATION IN OUTSIDE AIR DUCT AND RECONNECT TO NEW