APPROVED BLD2022-0393+MECHANICAL PLAN+3.28.2022_4.28.01_PM+2766151MECHANICAL GENERAL NOTES
HVAC LEGEND
1. THE TOTAL INSTALLATION SHALL COMPLY WITH ANY AND ALL REQUIREMENTS OF THE LEGALLY CONSTITUTED AUTHORITIES
HAVING JURISDICTION INCLUDING 2018 IBC (INTERNATIONAL BUILDING CODE) WITH WASHINGTON STATE AMENDMENTS, 2018
IMC/UPC (INTERNATIONAL MECHANICAL CODE AND UNIFORM PLUMBING CODE) AND THE 2018 WASHINGTON STATE ENERGY
CODE.
2. THE CONTRACTOR SHALL VISIT THE SITE PRIOR TO BID AND SHALL THOROUGHLY FAMILIARIZE HIMSELF WITH THE EXISTING
CONDITIONS UNDER WHICH HE WILL BE REQUIRED TO WORK.
3. ALL INDICATED DIMENSIONS ARE APPROXIMATE AND ARE GIVEN FOR ESTIMATE PURPOSES ONLY. BEFORE PROCEEDING
WITH THE WORK THIS CONTRACTOR SHALL CAREFULLY CHECK AND VERIFY ALL DIMENSIONS, SIZES, REQUIRED CLEARANCES
AND SHALL ASSUME FULL RESPONSIBILITY FOR THE FITTING OF ALL EQUIPMENT AND MATERIALS HEREIN REQUIRED TO
OTHER PARTS OF THE WORK OF OTHER TRADES. DUCT DIMENSIONS SHOWN ON PLANS ARE NET INSIDE CLEAR.
4. THE DRAWINGS ARE ESSENTIALLY DIAGRAMMATIC TO THE EXTENT THAT ALL OFFSETS, BENDS, SPECIAL FITTINGS AND
LOCATIONS ARE NOT EXACTLY LOCATED. ALL DUCTWORK DIMENSIONS SHOWN ON THE DRAWINGS ARE NET INSIDE
DIMENSIONS. DO NOT FABRICATE DUCTWORK FROM THESE DRAWINGS. THE MECHANICAL CONTRACTOR IS RESPONSIBLE
FOR SUPPLYING SHOP DRAWINGS WHICH REFLECT THE PROPOSED INSTALLATION. THE SHOP DRAWINGS MUST BE
APPROVED BY THE ENGINEER PRIOR TO ANY SHEET METAL FABRICATION. THE MECHANICAL CONTRACTOR IS RESPONSIBLE
FOR PROVIDING ACCURATE AS -BUILT DRAWINGS AT THE COMPLETION OF THE PROJECT AND SUBMITTING THEM TO THE
ENGINEER AND OWNER.
5. IN THE PREPARATION OF THESE DOCUMENTS, CERTAIN ASSUMPTIONS ARE MADE REGARDING EXISTING CONDITIONS. SOME
OF THESE ASSUMPTIONS MAY NOT BE VERIFIABLE WITHOUT EXPENDING ADDITIONAL SUMS OF MONEY OR DESTROYING
OTHERWISE ADEQUATE OR SERVICEABLE PORTIONS OF EXISTING BUILDINGS AND/OR EQUIPMENT. THEREFORE, THE
ENGINEER SHALL NOT BE HELD RESPONSIBLE FOR ANY CHANGES OR ADDITIONAL COSTS INCURRED DUE TO EXISTING
CONDITIONS.
6. THE CONTRACTOR SHALL COMPLY WITH ALL CONTRACT DOCUMENTS IN LAYING OUT HIS WORK AND EQUIPMENT. HE SHALL
COORDINATE THE WORK OF THIS SECTION WITH THE WORK OF OTHER TRADES AND ALL JOB CONDITIONS.
7. THE INSTALLATION OF ACCESS PANELS OR OTHER INDICATING EQUIPMENT OR SPECIALTIES REQUIRING READING,
ADJUSTMENT, INSPECTION, REPAIRS, REMOVAL OR REPLACEMENT SHALL BE CONVENIENTLY LOCATED WITH REFERENCE TO
THE FINISHED BUILDING.
8. WHERE MATERIAL IS SHOWN ON THE DRAWINGS BUT NOT SPECIFIED, IT SHALL BE OF THE SAME TYPE AND QUALITY AS
EXISTING MATERIAL.
9. PROVIDE MANUAL VOLUME DAMPERS AT UPSTREAM PORTION OF ALL TERMINAL AIR BRANCHES. THESE SHALL BE OF THE
LOCKING QUADRANT TYPE. WHERE LOCATED OVER SLOPED OR HARD CEILINGS, PROVIDE DURO-DYNE ANGLE GEAR DRIVE
OR BOWDEN CABLE CONTROL SYSTEM OR PROVIDE UNITED ENERTECH POWER/BALANCE SYSTEM. REMOTE PLATE
LOCATIONS TO BE LOCATED AS DETERMINED BY ARCHITECT.
10. PROVIDE MINIMUM 1" ACOUSTICAL LINING IN ALL DUCTWORK WITHIN 10 FEET OF ALL AIR MOVING EQUIPMENT. PROVIDE
DURO-DYNE FLEXIBLE CONNECTION AT ALL DUCT AT EQUIPMENT LOCATIONS.
11. DUCTS IN AN UNCONDITIONED SPACE OR EXTERIOR DUCT WORK SHALL HAVE A R-8 INSULATION. ALL EXTERIOR DUCTS SHALL
HAVE INTERNAL DUCT INSULATION.
12. WHERE NOT SPECIFICALLY INDICATED OTHERWISE, ALL DUCTWORK AND EQUIPMENT SHALL BE SUPPORTED PER THE
SMACNA GUIDELINES FOR SEISMIC RESTRAINT AND CURRENT APPLICABLE UNIFORM MECHANICAL CODE.
13. TESTING, ADJUSTING, AND BALANCING (TAB) OF THE AIR CONDITIONING SYSTEMS AND RELATED ANCILLARY EQUIPMENT WILL
BE PERFORMED BY A CERTIFIED, INDEPENDENT THIRD PARTY, AABC AGENCY PROCURED BY THE MECHANICAL CONTRACTOR.
A COMPLETE AIR BALANCE REPORT TO BE SUBMITTED TO THE ADMINISTRATIVE AUTHORITY AND TO THE MECHANICAL
ENGINEER AND APPROVED PRIOR TO OCCUPANCY.
14. AIR HANDLING DUCT SYSTEMS SHALL BE CONSTRUCTED, INSTALLED AND INSULATED AS PROVIDED IN CHAPTER 6 OF 2018
IMC.
15. MATERIALS EXPOSED WITHIN DUCTS OR PLENUMS SHALL BE NONCOMBUSTIBLE OR SHALL HAVE FLAME SPREAD INDEX NOT
GREATER THAN 25 AND A SMOKE DEVELOPED INDEX NOT GREATER THAN 50 (2018 IMC SECTION 602.2).
16. UNLESS OTHERWISE STATED, MAXIMUM LENGTH FOR FLEXIBLE DUCTWORK SHALL NOT EXCEED FIVE FEET (5-0"). ALUMINUM
FLEX DUCTWORK WILL NOT BE ALLOWED ON ANY PORTION OF THE DUCTWORK SYSTEM.
17. ANY SUBSTITUTION MADE BY THE CONTRACTOR THAT IS DIFFERENT FROM WHAT IS SPECIFIED ON THE DRAWINGS SHALL BE
CLEARLY INDICATED ON THE SUBMITTAL AS TO ALL THAT IS BEING SUBSTITUTED.
18. THERMOSTATS SHALL BE 7-DAY PROGRAMMABLE AND SHALL COMPLY WITH THE 2018 WASHINGTON STATE ENERGY CODE.
APPLICABLE CODES
1. BUILDING CODE: 2018 INTERNATIONAL BUILDING CODE WITH WASHINGTON STATE AMENDMENTS
2. PLUMBING CODE: 2018 UNIFORM PLUMBING CODE WITH WASHINGTON STATE AMENDMENTS
3. MECHANICAL CODE: 2018 INTERNATIONAL MECHANICAL CODE WITH WASHINGTON STATE AMENDMENTS
4. ELECTRICAL CODE: 2020 NATIONAL ELECTRICAL CODE (NFPA 70 - 2020) INC. ANNEX A, B, AND C
5. FIRE/LIFE SAFETY: 2018 INTERNATIONAL FIRE CODE WITH WASHINGTON STATE AMENDMENTS
6. ADA AND ACCESSABILITY GUIDELINES (LATEST EDITION)
7. ASME A17.1 SAFETY CODE FOR ELEVATORS AND ESCALATORS
8. ENERGY: 2018 WASHINGTON STATE ENERGY CODE
AIR DISTRIBUTION SCHEDULE
SYMBOL I DESCRIPTION I M&MODEL NOR I FINISH I ACCESSORIES
LFD LAMINAR FLOW CEILING DIFUSER "KRUGER" STAINLESS STEELMODEL 5100
OAT ALL HARD LID CEILINGS, CONTRACTOR SHALL PROVIDE FOR "MAT" CABLE DRIVEN DAMPERS. MODEL RT-150. CABLE
SHALL BE ROUTED BEHIND GRILLE OPENING AND INSTALLED PER MANUFACTURER'S REQUIREMENTS.
APPROVED
PLANS MUST BE
ON JOB SITE
ALL WORK SUBJECT
TO FIELD
INSPECTION FOR
CODE COMPLIANCE
SYMBOL
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DETAIL No.
(M::
SHEET No.
A
M-1
EQUIPMENT
ID. No.
ABBREVIATIONS
DESCRIPTION
SQ., RECT. OR ROUND DUCT AS NOTED
DUCT WITH ACOUSTICAL LINER
EXIST. DUCT OR EQUIP. TO REMAIN
EXIST. DUCT OR EQUIP. TO BE REMOVED
FLEXIBLE DUCT
CD
CEILING DIFFUSER, SUPPLY
CR / CE
CEILING REGISTER, RETURN & EXHAUST
SD/SR
SIDE WALL DIFFUSER & SIDE WALL REGISTER
SECTION THROUGH DUCT
DUCT DOWN
SQUARE TO ROUND TRANSITION
DUCT ACCESS DOOR
DUCT WITH TURNING VANES
DETAIL REFERENCE
SECTION REFERENCE
EQUIPMENT REFERENCE
SFD
COMBINATION SMOKE / FIRE DAMPER
0 /
MVD
MANUAL VOLUME DAMPER
OBD
OPPOSED BLADE DAMPER
PARALLEL DAMPER
T'STAT
THERMOSTAT
®D
DUCT MOUNTED SMOKE DETECTOR
®S
REMOTE SENSOR
A.F.F.
ABOVE FINISHED FLOOR
CFM
CUBIC FEET OF AIR PER MINUTE
CFMS
CFM SUPPLY
CFMR
CFM RETURN
CFME
CFM EXHAUST
O.S.A.
OUTSIDE AIR
(N)
NEW
(E) OR EXIST.
EXISTING
30/10
INDICATES OVAL DUCT (INCHES)
30X10
INDICATES SQUARE DUCT (INCHES)
100
INDICATES ROUND DUCT (INCHES)
I P.O.0 POINT OF CONNECTION
P.O.D. POINT OF DEMOLITION
- MOTORIZED DAMPER
- - - -DX - - - - REFR. REFRIGERANT LINES
ANCHORAGE AND BRACING NOTES
PIPES, DUCTS AND CONDUITS SHALL BE SUPPORTED AND BRACED PER THE 2008 SMACNA "GUIDELINES FOR
SEISMIC RESTRAINTS OF MECHANICAL SYSTEMS AND PLUMBING SYSTEMS", THE "SUPERSTRUT SEISMIC
RESTRAINT SYSTEM" FOR PIPES AND CONDUITS ONLY.
SHEET INDEX
SHEET NUMBER SHEET TITLE
M1.1 MECHANICAL LEGENDS NOTES AND SCHEDULES
MD2.1 MECHANICAL FIRST FLOOR DEMO PLAN
M2.1 MECHANICAL FIRST FLOOR PLAN
M3.1 MECHANICAL DETAILS
City Of Edmonds
Building Department
Work MECHANICAL- DUCT Fi DIFFUSER WORC
Address 21911 76TH AVE W
Owner TRANSFORM WEI-1HT LOSS
Approved Date 04/06/2022
Building Official Erg Oo** r
Permit Number BLD2022-0393
Mechanical installation
subject to D.O.H. purview
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IDESIGN WEST ENGINEERING I
MECHANICAL. ELECTRICAL. ENERGY CONSULTANTS
STAMP:
1 10 James St., Suite 106
Edmonds, WA 98020
Phone: 425.458.9700
Email: cadd@designwesteng.com
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SHEET TITLE
MECHANICAL LEGENDS
NOTES AND SCHEDULES
SCALE: AS NOTED
DRAWN DATE APPROVED DATE
SHEET NUMBER
RECEIVED M 1.1
3/28/22
CITY OF EDMONDS
DEVELOPMENT
SERVICES DEPARTMENT
GENERAL NOTES
CONSTRUCTION NOTES
MECHANICAL FIRST FLOOR DEMO PLAN I SCALE: 1/4"=1'-0° 11
tgb I architects
DESIGN WEST ENGINEERING
MECHANICAL, ELECTRICAL, ENERGY CONSULTANTS
110 James St., Suite 106
Edmonds, WA 98020
Phone: 425.458.9700
Email: cadd@designwesteng.com
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SHEET TITLE
MECHANICAL FIRST
FLOOR DEMO PLAN
SCALE: AS NOTED I
DRAWN I DATE 1APPROVED DATE
SHEET NUMBER
RECEIVED MD2.1
3/28/22
CITY OF EDMONDS
DEVELOPMENT
SERVICES DEPARTMENT
GENERAL NOTES
CONSTRUCTION NOTES
MECHANICAL FIRST FLOOR PLAN I SCALE: 1/4"=1'-0° 11
tgb I architects
DESIGN WEST ENGINEERING
MECHANICAL, ELECTRICAL, ENERGY CONSULTANTS
110 James St., Suite 106
Edmonds, WA 98020
Phone: 425.458.9700
Email: cadd@designwesteng.com
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SHEET TITLE
MECHANICAL FIRST
FLOOR PLAN
SCALE: AS NOTED I
DRAWN I DATE 1APPROVED DATE
SHEET NUMBER
RECEIVED M2.1
3/28/22
CITY OF EDMONDS
DEVELOPMENT
SERVICES DEPARTMENT
101 - 171 - 14
111 - 181 - 15
121 - 191 - 16
FOR CONN. TO STRUCT,
SEE STRUCTURAL
DRAWINGS
1"x3"L 16 GA. BENT CLIP--,,e
SECURED TO CD/CR
W/#10 SMS TYP.(2)
EACH CD/CR AT DIAG.
CONTRACTOR TO CONNECT
FLEX TO DUCT COLLAR OF
PLENUM. COLLAR W/ (3)#10
SMS W/ APPROVED SEALANT
12 GA. WIRE
GWB CEILING
NOTE: SEAL ALL JOINTS &
CONNECTIONS AIR TIGHT W/
APPROVED SEALANT
FOR CONNECTI(
STRUCTURE-SI
STRUCTURAL
DRAWINGS
HANGER STRAP
SEE SCHEDULE
BELOW
3/8"o MACHINE
BOLT
> 2" WIDE x 22 GA.
/ HANGER STRAP
LONG RADIUS TURN - NO KINKS
LAMINAR FLOW DIFFUSER
AIR DISTRIBUTION
2x2xl6 GA. DIAGONAL 1" BRACE
PER SMACNA GUIDELINES FOR
SEISMIC RESTRAINT. IF
DISTANCE BELOW SUPPORTING
STRUCTURAL MEMBER IS LESS
THAN 12", DIAGONAL BRACE MAY
BE OMITTED
ROUND DUCT - SEE
PLANS FOR SIZE
DUCT STRAP -
SAME AS
HANGER STRAP
NOTE: PER 2006 SMACNA HVAC DUCT CONSTRUCTION STANDARDS AND 2019 CMC SECTION 602.1 & 603
HORIZONTAL
HANGER STRAP SCHEDULE
DUCT SIZE
HANGER SIZE
MAX. SPACING
MATERIAL
UP THRU 20"
1" x 22 GA.
10'-01, O/C
G.I. STEEL
21" TO 40"
1" x 20 GA.
10'-01, O/C
G.I. STEEL
DUCT SIZE
HANGER SIZE
MAX. SPACING
MATERIAL
UP THRU 10"
2" x 18 GA.
12'-0" O/C
G.I. STEEL
11" TO 20"
2" x 16 GA.
12'-0" O/C
G.I. STEEL
21" TO 40"
1/8" STEEL X 1-1/2"
12'-0" O/C
G.I. STEEL
DUCT SUPPORT - ROUND
21
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tgb I architects
DESIGN WEST ENGINEERING
MECHANICAL. ELECTRICAL. ENERGY CONSULTANTS
STAMP:
1 10 James St., Suite 106
Edmonds, WA 98020
Phone: 425.458.9700
Email: cadd@designwesteng.com
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DATE
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5
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SHEET TITLE
MECHANICAL DETAILS
SCALE: AS NOTED I
DRAWN I DATE 1APPROVED DATE
SHEET NUMBER
RECEIVED
3/28/22
CITY OF EDMONDS
DEVELOPMENT
SERVICES DEPARTMENT
M3.1