Meadows ES - COOLING UPGRADES - Mechanical and Plumbing~1.pdf
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- Attached to
- Centennial 4- Site Mechanical Cooling
- Solicitation number
- S-P26028-00009492
- Issued by
- Multnomah County, Oregon
About this file
This document appears to be a set of drawings and technical specifications for a mechanical and plumbing upgrade project at Meadows Elementary School in Portland, Oregon. The project involves the installation of new cooling equipment, including a 4-ton condensing unit and several wall-mounted fan coil units, to serve the main office and support spaces. The drawings provide details on the equipment schedules, refrigerant piping routing, condensate drainage, and controls integration with the existing building automation system.
The related state and local contract opportunity is for the "Centennial 4- Site Mechanical Cooling" project, which appears to involve multiple schools or sites located within Multnomah County and the City of Portland, Oregon. The project likely involves similar mechanical cooling upgrades at these other locations. No additional details are provided on the specific quantities, response due dates, award dates, or contract term for this broader project opportunity.
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Text version
SHEET INDEX
MP0.1 SYMBOLS LIST, GENERAL NOTES DETAILS & SCHEDULES -
MECH & PLUMBING
MP1.0 OVER FLOOR PLAN - MECHANICAL & PLUMBING
MP2.0 ENLARGED FLOOR PLANS - MECHANICAL & PLUMBING
Abbreviations
AIR CONDITION(ED)A/C
ACCESS DOORAD
ABOVE FINISHED FLOORAFF
BACKDRAFT DAMPERBDD
BELOW FINISHED FLOORBFF
BACKFLOW PREVENTERBFP
BRAKE HORSEPOWERBHP
CEILING DIFFUSERCD
CONDENSATE DRAINCD
CONTINUATIONCONT.
COEFFICIENT OF PERFORMANCECOP
CONDENSING UNITCU
CHECK VALVECV
COLD WATERCW
DROPD
DECIBELDB
DRY BULBDB
DIAMETERDIA
DIRECT EXPANSIONDX
ENTERING AIR TEMPERATUREEAT
ENERGY EFFICIENCY RATINGEER
EXHAUST FANEF
EFFICIENTEFF
ELECTRICALELECT
ENTERING WATER TEMPERATUREEWT
EXHAUSTEXH
FAHRENHEITF
FIRE DAMPERFD
FULL LOAD AMPSFLA
FEETFT
GALLONSGAL
GALLONS PER HOURGPH
GALLONS PER MINUTEGPM
HEADHD
HORSEPOWERHP
HEATINGHTG
HEATERHTR
HOT WATER COILHWC
INSIDE DIAMETERID
INVERT ELEVATIONIE
INCHESIN
KILOWATTKW
LEAVING AIR TEMPERATURELAT
POUNDSLBS.
LATENT HEATLH
MIXED AIRMA
MAXIMUMMAX
THOUSAND BTU'S PER HOURMBH
MOTORIZED DAMPERMD
MINIMUMMIN
NOT APPLICABLEN/A
NOT IN CONTRACTNIC
NUMBERNO.
NOT TO SCALENTS
OUTSIDE AIROA
OPPOSED BLADE DAMPEROBD
ON CENTEROC
OUTSIDE DIAMETEROD
PRESSURE DROPPD
PHASEPH
PRESSURE REDUCING VALVEPRV
POUNDS PER SQUARE INCHPSI
QUANTITYQTY
RISER
RETURN AIRRA
RETURNRET
REVOLUTIONS PER MINUTERPM
SUPPLY AIRSA
SEASONAL ENERGY EFFICIENCY RATINGSEER
SQUARE FEETSF
SENSIBLE HEATSH
SHUT OFF VALVESOV
STATIC PRESSURESP
TEMPERATURET, TEMP
TEMPERATURE DIFFERENCETD
TOTAL HEATTH
TOTAL PRESSURETP
VOLTV
WITHW/
WATTW
WET BULBWB
WATER COLUMNWC
Piping Fittings, Appurtenances and Equipment
CAP
CONTINUATION
Piping Systems
REFRIGERANT LIQUID AND SUCTION
MECHANICAL SYMBOL LIST
NOTE: This is a standard symbol list and not all items listed may be used.
ROOF DECK.
LAP SEALANT.
CLAMPING STRAP.
STAINLESS STEEL
MEMBRANE.
ROOFING
SPLICE ADHESIVE.
NOTE:
INSULATION.
RIGID
ALUMINUM
PIPE COVER.
USE ROOF MEMBRANE
MANUFACTURER'S
MATERIALS. PATCH
AND REPAIR ROOF TO
COMPLY WITH ALL
ROOF WARRANTIES.
PRE-FAB
PIPE FLASHING.
LAP SEALANT.
SEE DETAIL 1/M0.1
PIPE COVER.
ALUMINUM
AIRTIGHT.
SPRAY FOAM INSULATION
FILL CAVITY WITH
TO FAN/COIL UNIT.
ROUTE REFRIGERATION PIPES
18 GA. SHEETMETAL CAP.
FLASHING.
ROOFING AND
SILICONE
ROOF.
SEAL.
COVER.
GALV OR ZINC-A-LUME
PIPES.
INSULATED REFRIGERANT
CONDENSING UNIT.
MAINTAIN CLEARANCES
AS SPECIFIED BY
MANUFACTURER.
PLATFORM CONSTRUCTION
TO BE COORDINATED WITH
ARCHITECT.
CURB (HEIGHT AS REQUIRED)
[1/8"] AIRCRAFT
CABLE. SEISMIC
GUY WIRE TYP.
OF FOUR SIDES.
SECURELY
FASTEN TO UNIT
CURB.
SEE STRUCTURAL FOR
ATTACHMENT TO ROOF.
METAL STUDS.
[5/8"] EYE BOLT
ATTACHED WITH
NUT AND WASHER
BOTH SIDES.
BOTH SIDES.
NUT AND WASHER
ATTACHED WITH
[5/8"] EYE BOLT
AIRCRAFT CABLE ATTACHMENT
CAPABLE OF WITHSTANDING
[80 LBS OF FORCE].
NOTE:
NO SCALE
1 REFRIGERANT PIPING COVER PENETRATION
ROOFTOP CONDENSING UNIT CURB2
NO SCALE
REF
HVAC CONTROLS NOTES
A. PROVIDE EACH MULTIZONE HEAT PUMP WITH A BAS INTEGRATION CONTROLLER
FOR COMBATIBILITY WITH INTERFACING WITH CONNECTION TO THE EXISTING
BACNET BUILDING AUTOMATION SYSTEM WITH AVAILABLE READ/WRITE POINTS
FROM THE HEAT PUMP CONTROLLER INCLUDING: ON/OFF, SET POINT, ROOM
TEMPERATURE, OPERATION MODE, FAN SPEED, LOUVER POSITION, ERROR CODE
AND INTERLOCK CONTROL WITH INDOOR UNIT ON/OFF.
B. EXTEND EXISTING BUILDING AUTOMATION SYSTEM TO CONNECT TO NEW HEAT
PUMP EQUIPMENT BUILDING AUTOMATION SYSTEM INTEGRATOR AND PROVIDE NEW
READ/WRITE AND BAS GRAPHICS FOR BUILDING AUTOMATION INTEGRATION.
C. NEW HEAT PUMP REFRIGERATION SYSTEM WILL BE CONTROLLED BY THE
MANUFACTURER PROVIDED CONTROLLER. SCHEDULING, ON/OFF CONTROL AND
TEMPERATURE SET POINT CONTROL WILL BE CONTROLLED THROUGH THE
BUILDING AUTOMATION SYSTEM. PROVIDE ADDITIONAL THIRD PARTY
TEMPERATURE SENSORS AS REQUIRED TO MAINTAIN BUILDING AUTOMATION
SYSTEM MONITORING FOR EACH ZONE SERVED BY NEW HEAT PUMPS.
D. HEAT PUMPS WILL OPERATE TO PROVIDE COOLING ONLY. HEATING AND
VENTILATION IS PROVIDED BY THE EXISTING HVAC SYSTEM. LOCK-OUT HEAT PUMP
HEATING OPERATION AND PROVIDE A TEMPERATURE SET POINT DEAD BAND
BETWEEN HEATING AND COOLING TO PREVENT SIMULTANEOUS HEATING AND
COOLING OPERATION OF THE EXISTING HEATING SYSTEM AND NEW HEAT PUMPS.
E. THE WORK OF THIS DIVISION SHALL BE PROVIDED BY A HONEYWELL AUTHORIZED
CONTROL INTEGRATOR (ACI). THE FOLLOWING CONTRACTORS ARE:
1. HUNTER-DAVISSON
2. MACDONALD MILLER
3. NORTHWEST CONTROL CO.
4. NO ALTERNATES OR SUBSTITUTION WILL BE ACCEPTED.
3 CONDENSATE DRAIN CONNECTION
NO SCALE
CONDENSATE DRAIN
DOWN IN WALL.
C.P. ESCUTCHEON.
3/4" COPPER DRAIN FROM
FURNACE.
3/4" I.D. APPROVED HOSE
AND S.S. HOSE CLAMPS.
P-TRAP.
NOTE:
ADJUST ROUGH-IN
HEIGHT AS REQ'D.
CABINET TOP.
LOCATE PENETRATION
THROUGH WALL NEAR
CONNECTION TO MINIMIZE
EXPOSED PIPING.
REVISIONS
DATE
JOB NO.
CHECKED BY
DRAWN BY
SHEET NUMBER
SHEET TITLE
100 SW Main Street Suite 1600 Portland, OR 97204
TEL 503.382.2266
www.interfaceengineering.com
Shem Heiple
2023-1707
1/23/2024
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12/31/25EXPIRES:
SYMBOLS LIST,
GENERAL NOTES
DETAILS &
SCHEDULES -
MECH & PLUMBING
JR
MP0.1
FILE: MP0.1.DWG - MP0.1 | EDIT: 1/23/2024 2:14 PM BY JESUSR | PLOT: 1/23/2024 3:21 PM BY JESUS RODRIGUEZ
AMB. MAX. APPROX
NOM. CAP. TEMP. OF EFF. EFF. WT. DIMS
SYMBOL AREA SERVED TONS (MBH) ( °F ) DESIGN (EER2) (SEER2) (LBS) (WxDxH) VOLT/PH MCA MOCP NOTES CU-1 MAIN OFFICE 4 48.0 95 DAIKIN 5MXS48WVJU9 10.5 20.6 250 44x18x35 208/1 33.2 35 1
NOTES:
1. R-410A REFRIGERANT.
CONDENSING UNIT SCHEDULE
COOLING
BASIS MIN. MIN.
ELECTRICAL
BASIS MAX. APPROX
NOM. COND. TOTAL MIN SENS. OF WT. DIMS MOTOR
SYMBOL AREA SERVED TONS UNIT (MBH) (MBH) (F DB) (F WB) DESIGN (LBS) (WxDxH) VOLT/PH FLA NOTES FCU-1 OFFICE 0.75 CU-1 7.2 5.0 80.0 67.0 DAIKIN FTXS09WVJU9 30 32x9x12 208/1 0.09 1,2,3,4,5,6
FCU-2 OFFICE WAITING 1.25 CU-1 14.4 10.1 80.0 67.0 DAIKIN FTXS15WVJU9 50 42x10x14 208/1 0.09 1,2,3,4,5,6
FCU-3 NURSE 0.75 CU-1 7.2 5.0 80.0 67.0 DAIKIN FTXS09WVJU9 30 32x9x12 208/1 0.09 1,2,3,4,5,6
NOTES:
1. WALL MOUNTED FAN COIL. TOTAL CAPACITY LISTED IS THE CORRECTED CAPACITY FOR UNITS CONNECTED TO 4-TON MULTIZONE CONDENSING UNIT.
2. MANUFACTURER PROVIDED CONDENSATE PUMP KIT.
3. CONDENSATE OVERFLOW SHUT-OFF FLOAT SWITCH.
4. WIRED REMOTE THERMOSTAT WITH SCHEDULING, SETPOINT, FAN SPEED, AIRFLOW DIRECTION CAPABILITY.
5. INDOOR UNIT RECEIVES POWER FROM CONDENSING UNIT.
6. CONDENSATE PUMP RECEIVES POWER FROM FAN COIL UNIT.
DX FAN COIL SCHEDULE
COOLING ELECTRICAL
ENT. AIR
MP2.0
GYM
110SOR
LAV
BOYS
GIRLS
STOR
OFFICE
VESTIBULE
RISER
ROOM
CORRIDOR
B R K
B R K
V-
CLASSROOM
CLASSROOM
CLASSROOM
CLASSROOM
CLASSROOM
CLASSROOM
CLASSROOM
CLASSROOM
CLASSROOM
STORAGE
JANITOR STORAGE
RR - BOYSRR - GIRLS
INSTRUCTIONAL
MATERIALS
CENTER
CORRIDOR
R R
BO
YS
R R
G
IR
LS
NURSE
OFFICE
OFFICE
WORK
ROOM
OFFICE STORAGE
JA
N
IT
O
R
MUSIC
TEACHER
LOUNGE
R R
BO
YS
R R
G
IR
LS
CUSTODIAL
STORAGE
DRYING SHOWER
LO
C
KE
R
S
R R
BO
YS ST
O
R
AG
E
HALL
HALL
SHOWERSDRYING
LOCKERS
RR - GIRLS
OFFICE
STORAGE
VESTIBULE
DRAMA
PLATFORM
MULTI-PURPOSE
ROOM
CORRIDOR
CORRIDOR
KITCHEN
COAT
ROOM
KITCHEN
RR
KITCHEN KITCHEN
COOLER
KITCHEN
FREEZER
KITCHEN
DRY
STORAGE
KITCHEN
DISHWASHING
ENTRY
CORRIDOR
CLASSROOMCLASSROOM
SELF-CONTAINED
UNIT
(ELEM.) CLASSROOM
R R
G
IR
LS
R R
BO
YS SPEECH
TESTING
JANITOR INDIVIDUAL
WORK &
SMALL
GROUPS
(ELEM.)
MEDIA
CENTER
PROCESSING
SHOP
TEACHER
WORK
CENTER
R R
G
IR
LS
R R
BO
YS
GIFTED
UNIT
SELF-CONTAINED
UNIT
(MIDDLE)
INDIVIDUAL
WORK &
SMALL
GROUPS
JANITOR
WEST
CORRIDOR
ENTRY
CORRIDOR
EAST
CORRIDOR
STORAGE RR - GIRLS RR - BOYS
STORAGE
CORRIDOR
EXISTING COVERED WALK CANOPY ABOVE
EXISTING COVERED PLAY CANOPY ABOVE
VESTIBULE
F03
F02
EXISTING CANOPY ABOVE
EXISTING CANOPY ABOVE
CLASSROOM
VESTIBULE
OFFICE
OFFICE
WAITING
RR - BOYSRR - GIRLS
KINDERGARTEN
COUNS/OFFICE
COUNSELOR
C O
U N
S/ C
O N
FE
R
EN
C
E
SPECIAL
EDUCATION
REMEDIAL
READING
CLASSROOM
CORRIDOR
BOILER
122B
ELECTRICAL
122A
CONFERENCE
H
AL
L
TOILET
REF
REF
REF
SHEET KEYNOTES
1 ROUTE REFRIGERANT LINES DOWN FROM UPPER ROOF AND
ABOVE ACCESSIBLE CEILING TO THE FCU'S LOCATED IN THE
MAIN OFFICE.
0 16' 32'
SCALE: 1/16"=1'-0"
8'
1 OVERALL FLOOR PLAN - MECHANICAL & PLUMBING
REVISIONS
DATE
JOB NO.
CHECKED BY
DRAWN BY
SHEET NUMBER
SHEET TITLE
100 SW Main Street Suite 1600 Portland, OR 97204
TEL 503.382.2266
www.interfaceengineering.com
Shem Heiple
2023-1707
1/23/2024
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B ro ok ly n St
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12/31/25EXPIRES:
OVERALL FLOOR
PLAN -
MECHANICAL &
PLUMBING
SPL
MP1.0
R R
G
IR
LS
NURSE
OFFICE
OFFICE
WORK
ROOM
OFFICE
OFFICE
WAITING
H
AL
L
TOILET
FCU-2 FCU-3
FCU-1
1 2
3 3
T
T
T
REF
REF
REF
SHEET KEYNOTES
1 ROUTE PUMPED CONDENSATE DISCHARGE (PD) THROUGH
ADJACENT WALL TO CONNECT TO PD FROM FCU-1, EXTEND PD
DOWN ALONG INTERIOR WALL, EXPOSED. EXTEND THROUGH
EXTERIOR WALL TO DISCHARGE 12 INCHES ABOVE EXTERIOR
GRADE WITH DOWNTURN.
2 ROUTE PD DOWN ALONG INTERIOR WALL, EXPOSED. EXTEND
THROUGH EXTERIOR WALL TO DISCHARGE 12 INCHES ABOVE
EXTERIOR GRADE WITH DOWNTURN.
3 ROUTE REFRIGERANT LINES DOWN FROM UPPER ROOF AND
ABOVE ACCESSIBLE CEILING TO THE FCU'S LOCATED IN THE
MAIN OFFICE.
GENERAL SHEET NOTES
A. FOR EXTERIOR CONDENSATE DISCHARGE: DO NOT TERMINATE
CONDENSATE FROM MECHANICAL UNITS ABOVE CONCRETE
OR OTHER NONPERMEABLE SURFACE.
B. INSTALL WALL MOUNTED FCU CLOSE TO CEILING WITH MFR'S
RECOMMENDED TOP CLEARANCE. IF EXISTING CONDITIONS DO
NOT PERMIT INSTALLATION, CONTACT ENGINEER WITH
PROPOSED NEW LOCATION FOR REVIEW PRIOR TO
INSTALLATION.
C. REFRIGERANT ROUTE SHOWN DEMONSTRATES DESIGN
INTENT TO MINIMIZE EXPOSED REFRIGERANT LINESETS.
VERIFY WITH EXISTING CONDITIONS AND OBTAIN APPROVAL
FROM OWNER AND ENGINEER BEFORE PROCEEDING WITH
INSTALLATION.
CU-1
OFFICE BELOW
0 4' 8'
SCALE: 1/4"=1'-0"
2'
1 ENLARGED FLOOR PLAN - MECHANICAL
REVISIONS
DATE
JOB NO.
CHECKED BY
DRAWN BY
SHEET NUMBER
SHEET TITLE
100 SW Main Street Suite 1600 Portland, OR 97204
TEL 503.382.2266
www.interfaceengineering.com
Shem Heiple
2023-1707
1/23/2024
M
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EN
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R Y
C O
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M
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B ro ok ly n St
PO
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A N
D , O
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12/31/25EXPIRES:
OVERALL FLOOR
PLAN -
MECHANICAL &
PLUMBING
SPL
MP2.0
0 8' 16'
SCALE: 1/8"=1'-0"
4'
1 ENLARGED ROOF PLAN - MECHANICAL
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