LOAD RATED FASTENERS 10'-0 MAXIMUM(FLEX-DUCT LENGTH)
Transcript of LOAD RATED FASTENERS 10'-0 MAXIMUM(FLEX-DUCT LENGTH)
MECHANICAL GENERAL NOTES
1. MATERIALS, EQUIPMENT AND INSTALLATION SHALLCOMPLY WITH ALL REQUIREMENTS OF THE CONTRACTDOCUMENTS, BUILDING CODES, AND EQUIPMENT /MATERIALS INSTALLATION INSTRUCTIONS.
2. INSTALL ALL EQUIPMENT IN STRICT ACCORDANCE WITHTHE MANUFACTURE'S INSTALLATION INSTRUCTIONS.
3. EQUIPMENT, DUCT AND PIPING LAYOUTS AREGENERALLY DIAGRAMMATIC.
4. DUCT
a. RESIZE DUCT TO ACCOMMODATE ACTUAL FIELDCONDITIONS. MAINTAIN DUCT VELOCITY AS DESIGNED.MAINTAIN A MAXIMUM ASPECT RATIO OF 2:1.
b. DUCT MATERIAL SHALL BE G-60 COATED GALVANIZEDSTEEL OF ASTM STANDARDS A653 AND A924 GRADES.
c. ALL DUCTWORK SHOWN OF THE PLANS ARE FREEFLOW AREA (DOES NOT INCLUDE DUCT ANDINSULATION THICKNESS).
d. SEALING: SMACNA SEAL CLASS C: A MINIMUM OF TWOLAYERS OF MASTIC SHALL BE APPLIED TO TRAVERSEJOINTS. WIDTH SHALL EXTEND ½” ON EACH SIDE OFTHE SEAM. MASTIC SHALL BE THICK ENOUGH SO THATNO METAL IS VISIBLE THROUGH THE MASTIC. NOTAPPLICABLE TO EXPOSED DUCT IN CONDITIONEDSPACES. SEAL ALL TRANSVERSE JOINTS,LONGITUDINAL SEAMS, DUCT WALL PENETRATIONS OFAIR HANDLERS AND FILTER BOXES. DUCT SEALINGMUST BE INSPECTED BY THE LOCAL CODE OFFICIALPRIOR TO INSTALLING EXTERNAL DUCT WRAPINSULATION.
e. DUCT PRESSURE CLASS IS <2” UNLESS NOTEDOTHERWISE.
f. INSULATION:
i. INDOORS: SUPPLY AIR DUCT INSULATION: R6 DUCTLINER.
g. DUCTWORK AND PIPING SHALL BE STORED INCOVERED AREAS SO THAT IT IS NOT EXPOSED TO THEELEMENTS. THE ENDS OF THE DUCT MUST BEWRAPPED TO PREVENT DEBRIS FOR ENTERING THEDUCT.
h. INSTALL DUCT PER CURRENT SMACNA STANDARDSAND NC MECH CODE. DUCT SHALL BE GALVANIZED.
i. ALL ELBOWS SHALL BE SMACNA SMOOTH RADIUSELBOWS OR SQUARE THROAT RADIUS BACK.
j. ALL BRANCH DUCTS SHALL BE 45 DEGREE ENTRYTYPE.
k. PROVIDE BALANCING DAMPERS AT ALL BRANCHRUNOUTS TO GRILLES. BALANCING DAMPERS MUST BEACCESSIBLE.
l. FLEX DUCT SHALL BE UL 181 LISTED.
5. ALL ROOF OPENINGS SHALL BE PROVIDED BY THE GCAND COORDINATED WITH THE ROOFINNG COMPANYTHAT HOLDS THE ROOD WARRANTY.
6. ALTERNATE EQUIPMENT MANUFACTURES.
a. DIFFUSERS AND GRILLES: PRICE, NAILOR AND METALAIRE.
b. FANS: COOK OR GREENHECK
7. PIPING
a. FIRE CAULK ALL PIPING PENETRATIONS TO MATCHFIRE RATINGS (IF NEEDED).
WITH DUCT TAPE
1-1/2" MINIMUM
WIRE
1-1/2" MINIMUM
1-1/2" BAND CLAMPWITH WIRE ISOPTIONAL.
DOWN TO ORIGINAL POSITION AND SECUREBAND IS SECURED, FOLD INSULATION BACKINSTALL BAND TO CONNECTOR. AFTERDRAW BAND. FOLD BACK INSULATION TO
(FLEX-DUCT LENGTH)
10'-0" MAXIMUM
MAX. SAG 1/2" PERFOOT OF SUPPORTSPACING
SCALE:
FLEXIBLE DUCT INSTLLATION
AND SUPPORT DETAILS
GALVANIZED DUCT
DUCT PERIMETER SIZEMAXIMUM HALF OF STRAP
P/2=30" 1-1/2"x 22 ga.
P/2=72"
P/2=96"
P/2=120"
P/2=192"
8'-0" O.C.
SPACING
8'-0" O.C.
MAXIMUM
8'-0" O.C.
8'-0" O.C.
8'-0" O.C.
AIR DUCTHANGER STRAP
SCREWS 1" MIN.
1-1/2"x 20 ga.
1-1/2"x 18 ga.
1-1/2"x 16 ga.
SCALE:
DUCT STRAP SUPPORT
(MAX. 2" W.G. MAX. 2000 FPM)
1-1/2"x 16 ga.
SCREWS MAY BEOMITTED IF HANGERSTRAP LOOPS
SPACINGMAXIMUMSTRAP SIZEAIR DUCT SIZE
GALVANIZED STEEL DUCT
1-1/2" x 20 ga. 8'-0"19" - 36" DIA.
8'-0"1-1-/2" x 22 ga.UP TO 24" DIA.
AIR DUCT
HANGER STRAP
LOAD RATED FASTENERS
SCALE:
ROUND DUCT SUPPORT
(UP TO 36" DIAMETER)
FLEX DUCT
FLEX DUCT CONNECTOR
OR
1-WAY DIFFUSER
4-WAY DIFFUSER
90° ELBOW WITH TURNING VANES
(RADIUS = 1.5 x DUCT DEPTH)
SMOOTH RADIUS ELBOW
TRANSITION
VOLUME DAMPER
RETURN AIR GRILLE
FIRE DAMPER (VERTICAL)
2-WAY DIFFUSER
2-WAY DIFFUSER
3-WAY DIFFUSER
DUCTWORK
MECHANICAL LEGEND & SYMBOLS
DIFFUSERS
THERMOSTAT
T
FIRE DAMPER (HORIZONTAL)
RADIATION DAMPER
HVAC REFERENCE SYMBOLS
X
CONNECT NEW TO EXISTING
INDICATES REVISION & NUMBER
XXX
X
AIR DISTRIBUTION TAG
(SEE SCHEDULE)
CFM
EXHAUST AIR GRILLE
2018 APPENDIX BBUILDING CODE SUMMARY FOR ALL COMMERCIAL PROJECTS
MECHANICAL DESIGN
MECHANICAL SYSTEMS, SERVICE SYSTEMS AND EQUIPMENT
MECHANICAL SUMMARY
THERMAL ZONE 3AWINTER DRY BULB: 14°FSUMMER DRY BULB: 93°F
INTERIOR DESIGN CONDITIONSWINTER DRY BULB: 70°FSUMMER DRY BULB: 74°FRELATIVE HUMIDITY: 30-50%
BUILDING HEATING LOAD: NO CHANGE TO BUILDING ENVELOPEBUILDING COOLING LOAD: NO CHANGE TO BUILDING ENVELOPE
MECHANICAL SPACING CONDITIONING SYSTEMUNITARY
DESCRIPTION OF UNIT: SEE EQUIPMENT NOTES.HEATING EFFICIENCY: SEE EQUIPMENT NOTES.COOLING EFFICIENCY: SEE EQUIPMENT NOTES.HEAT OUTPUT OF UNIT: SEE EQUIPMENT NOTES.COOLING OUTPUT OF UNIT: SEE EQUIPMENT NOTES.
BOILERSIZE CATEGORY. IF OVERSIZED, STATE REASON.: N/A
CHILLERSIZE CCATEGORY. IF OVERSIZED, STATE REASON.: N/A
LIST EQUIPMENT EFFICIENCIES: N/A
MECHANICAL DRAWINGS INDEX
M1.0 MECHANICAL NOTES, SYMBOLS, SCHEDULES AND DETAILS.
M1.1 MECHANICAL DEMOLITION PLAN.
M2.1 OVERALL MECHANICAL FLOOR PLAN.
M2.2 ENLARGE MECHANICAL FLOOR PLAN.
HV
AC
D
ES
IG
N F
OR
:
MECHANICAL NOTES,SYMBOLS, SCHEDULES
AND DETAILS.
M1.0
Project
Name
Rev. # Date
Date
09-08-2021
Drawn by
PS
Checked By
WGS
Scale
Project
Number
Sheet Name
Revision/Issue
Sheet Number
AS NOTED ON PLANS
GO
OD
WIL
L IN
DU
ST
RIE
S
Goodwill
3740 S
ou
th
C
hu
rch
S
t. B
urlin
gto
n, N
orth
C
aro
lin
a
210 N. MAIN ST. SUITE 112
KERNERSVILLE, NC
336-999-4097
LC# P-0504
AE20210813
NOTES KEYED TO DEMOLITION PLAN
DEMO BRANCH DUCT BACK TO MAIN.
NO CHANGE TO RTU8 & RTU9 DUCT SERVING THESE AREAS.
DEMO ALL DUCTWORKS / GRILLES ASSOCIATED WITH RTU4,5,6,7 & 10. DEMO DUCTBACK TO DROPS FROM UNIT. SEE NEW WORK PLAN FOR NEW DUCT.
DEMO CEILING EXHAUST FANS AND CAP DUCT AT EXTERIOR WALL PENETRATION.
DEMO GRILLES & BRANCH DUCT SERVING THIS AREA FROM RTU1.
DEMO DUCT BACK 15' FROM, WALL AND CAP END.
DEMO THERMOSTAT AND REMOTE SPACE SENSOR SERVING RTU1,2 & 3.
1
2
3
4
5
6
Loading Dock
Drive Thru
MECHANICAL DEMOLITION PLANSCALE: 1/8" = 1'-0"
RTU #
EXISTING RTU
SCHEDULES
RTU-1
RTU-2
RTU-3
RTU-4
RTU-5
RTU-6
RTU-7
RTU-8
RTU-9
RTU-10
MODEL #
YSC060
YSC120
YSC120
YHC037E3R
YHC037E3R
YHC037E3R
YHC037E3R
YHC037E3R
YHC037E3R
YSC060
11
RTU-1
RTU-2RTU-3
RTU-4 RTU-5 RTU-6 RTU-7
RTU-8
RTU-9
RTU-10
5
4
4
3 3 3 3
3
4
4
2
2
1
6
M1.11
7
7
HV
AC
D
ES
IG
N F
OR
:
MECHANICALDEMOLITION PLAN
M1.1
Project
Name
Rev. # Date
Date
09-08-2021
Drawn by
PS
Checked By
WGS
Scale
Project
Number
Sheet Name
Revision/Issue
Sheet Number
AS NOTED ON PLANS
GO
OD
WIL
L IN
DU
ST
RIE
S
Goodwill
3740 S
ou
th
C
hu
rch
S
t. B
urlin
gto
n, N
orth
C
aro
lin
a
210 N. MAIN ST. SUITE 112
KERNERSVILLE, NC
336-999-4097
LC# P-0504
AE20210813
Loading Dock
Drive Thru
REF
1M2.2
RTU-1
RTU-2RTU-3
RTU-4 RTU-5 RTU-6 RTU-7
RTU-8
RTU-9
RTU-10
OVERALL MECHANICAL FLOOR PLANSCALE: 1/8" = 1'-0"M2.1
1
NOTES KEYED TO MECHANICAL PLAN
ADD SIDEWALL GRILLE WITH TAKE OFF TO MATCH EXISTING.1
VENTILATION CALCULATIONS
RETAIL 102OA = [(7.5CFM / 15P) + (0.12CFM / 11,180FT2)] / 0.8 = 1454CFMAREA SERVED BY RTU2,3 AND 10. BALANCE OA ON EACH RTU TO 485CFM / EA
RECEIVING 121 (RTU1)OA = (0.06CFM / 2435FT2) / 0.8 = 183CFMBALANCE OUTSIDE AIR ON RTU1 TO 185CFM
TRAINING 104 (RTU9)OA = [(10CFM / 14P) + (0.12CFM / 575FT2)] / 0.8 = 260CFMBALANCE OUTSIDE AIR ON RTU9 TO 260CFM
TRAINING 107 (RTU8)OA = [(10CFM / 14P) + (0.12CFM / 575FT2)] / 0.8 = 260CFMBALANCE OUTSIDE AIR ON RTU8 TO 260CFM
BREAK 115 (RTU7)OA = [(5CFM / 6P) + (0.06CFM / 357FT2)] / 0.8 = 64CFMCONF. 110 (RTU7)OA = [(5CFM / 12P) + (0.06CFM / 244FT2)] / 0.8 = 36CFMOFFICE 128 (RTU7)OA = [(5CFM / 1P) + (0.06CFM / 145FT2)] / 0.8 = 17CFMBALANCE OUTSIDE AIR ON RTU7 TO 120CFM
11
HV
AC
D
ES
IG
N F
OR
:
OVERALL MECHANICALFLOOR PLAN
M2.1
Project
Name
Rev. # Date
Date
09-08-2021
Drawn by
PS
Checked By
WGS
Scale
Project
Number
Sheet Name
Revision/Issue
Sheet Number
AS NOTED ON PLANS
GO
OD
WIL
L IN
DU
ST
RIE
S
Goodwill
3740 S
ou
th
C
hu
rch
S
t. B
urlin
gto
n, N
orth
C
aro
lin
a
210 N. MAIN ST. SUITE 112
KERNERSVILLE, NC
336-999-4097
LC# P-0504
AE20210813
NOTES KEYED TO MECHANICAL FLOOR PLAN
PROVIDE MODULATING ZONE DAMPER LINKED TO THERMOSTAT IN CONFERENCE 110. SET MINIMUM AIRFLOW TO 120CFM.
TRANSFER GRILLE TO ALLOW PLENUM RETURN BACK TO RTU. INSTALL BOTTOM OF GRILLE 6" (+/-) ABOVE CEILING OFADJACENT SPACE. INSTALL GRILLE ON FINISHED SIDE OF WALL.
1
2
GENERAL NOTES
1. COVER END OF RETURN DROPS ON RTU4 - RTU10 WITH EXPANDED METAL MESH.
2. BUILDING HAS A RETURN AIR PLENUM.
3. PROVIDE NEW PROGRAMMABLE THERMOSTATS WITH LOCKABLE SCREEN FOR RTU1 - RTU10.
REF
RTU-2RTU-3
RTU-4 RTU-5 RTU-6 RTU-7
RTU-8
RTU-9
RTU-10
ENLARGE MECHANICAL FLOOR PLANSCALE: 3/16" = 1'-0"M2.2
1
EF-1
1
2
2
HV
AC
D
ES
IG
N F
OR
:
ENLARGE MECHANICALFLOOR PLAN
M2.2
Project
Name
Rev. # Date
Date
09-08-2021
Drawn by
PS
Checked By
WGS
Scale
Project
Number
Sheet Name
Revision/Issue
Sheet Number
AS NOTED ON PLANS
GO
OD
WIL
L IN
DU
ST
RIE
S
Goodwill
3740 S
ou
th
C
hu
rch
S
t. B
urlin
gto
n, N
orth
C
aro
lin
a
210 N. MAIN ST. SUITE 112
KERNERSVILLE, NC
336-999-4097
LC# P-0504
AE20210813