MP-001.pdf

T

SD

HVAC AND PIPING LEGEND

NECK CONNECTION SIZE (IN)

12" CD

500 CFM

TYP OR 5

DEVICE TYPE SUPPLY AIR DEVICE

SIZE, TYPE AND CAPACITY.

DESIGN AIRFLOW

QUANTITY

RETURN OR EXHAUST AIRFLOW

CEILING EXHAUST OR RETURN

AIR GRILLE OR REGISTER

DUCT SIZE, INCHES, FIRST

DIMENSION IS SIDE SHOWN

RETURN, EXHAUST OR OUTSIDE

AIR DUCT SECTION

CEILING DIFFUSER

AIR PATTERN 4-WAY

SLOPE DOWN IN DIRECTION

OF ARROW

BRANCH TAKE-OFF W/45

DEGREES ENTRY

12x6

RD

SQ

SUPPLY DUCT SECTION

PIPE TURNING UP

PIPE TURNING DOWN

DIRECTION OF FLOW IN PIPING

SUPPLY AIR FLOW

MANUAL DAMPER

SQUARE ELBOW WITH

MULTIPLE TURNING

VANES

ELBOW TURNING UP

ELBOW TURNING DOWN

FLEXIBLE CONNECTION

ROUND ELBOW TURNING UP

ROUND ELBOW TURNING DOWN

ROUND TO SQUARE TRANSITION

FLEXIBLE DUCT

THERMOSTAT/HUMIDISTAT OR COMBINATION

TEMPERATURE/HUMIDITY TRANSMITTER

PIPE TURNING DOWN FROM

BOTTOM OF PIPE

EQUIPMENT DESIGNATION

CW COLD WATER SUPPLY

DUCT WITH SOUND LINING

FIRE DAMPER

MOTOR OPERATED DAMPER

CEILING SUPPLY AIR

GRILLE OR REGISTER

AHU-1

AIR DEVICE

SMOKE DETECTOR

D CONDENSATE

HW HOT WATER SUPPLY

VENT

DN

EQUIPMENT TAG

DX REFRIGERANT PIPING (LIQUID & SUCTION)

X KEYED NOTE

MD

SEQUENTIAL NUMERATOR

BACKDRAFT DAMPER

BD

FD

BRANCH TAKE-OFF

CONICAL TAP (SEE DETAIL)

ABBREVIATIONS

AC AIR CONDITIONING

AHU AIR HANDLING UNIT

BD BACKDRAFT DAMPER

CD CEILING DIFFUSER

CW COLD WATER SUPPLY

DG DOOR GRILLE

DX DIRECT EXPANSION

EA EACH

EAT ENTERING AIR TEMPERATURE

EF EXHAUST FAN

EG EXHAUST GRILLE

EXH EXHAUST

FC FLEXIBLE CONNECTION

FD FIRE DAMPER

FDT FLOOR DRAIN

HC HEATING COIL

HX HEAT EXCHANGER

HW HOT WATER SUPPLY

HP HEAT PUMP

LAT LEAVING AIR TEMPERATURE

LWD LINEAR WALL DIFFUSER

MAX MAXIMUM

MD MOTOR OPERATED DAMPER

MIN MINIMUM

NA NOT APPLICABLE

NOM NOMINAL

NTS NOT TO SCALE

OA OUTDOOR AIR

PD PRESSURE DROP

RA RETURN AIR

RF RETURN FAN

RL REFRIGERANT LIQUID

RS REFRIGERANT SUCTION

SA SUPPLY AIR

SAN SANITARY

SD SMOKE DETECTOR

TYP TYPICAL

UC UNDER CUT

UH UNIT HEATER

V VENT

VD VOLUME DAMPER (MANUAL OPPOSED BLADE)

WEG WALL EXHAUST GRILLE

Drawing No. Drawing Title

MECHANICAL & PLUMBING DRAWINGS LIST

MP-101

MP-501

MP-601

MP-001

MECHANICAL & PLUMBING NEW WORK PLAN

MECHANICAL & PLUMBING DETAILS

MECHANICAL & PLUMBING SCHEDULES

MECHANICAL & PLUMBING COVER SHEET

MP-102 PLUMBING SANITARY & DOMESTIC PARTIAL PLANS

GENERAL NOTES:

1. BRING ANY DISCREPANCY BETWEEN THE CONTRACT DOCUMENTS

AND THE ACTUAL FIELD CONDITIONS TO THE ATTENTION OF THE

ARCHITECT/ENGINEER

2. THE DRAWINGS ARE DIAGRAMMATIC. COORDINATE IN THE FIELD,

WITH THE ARCHITECT AND WITH ALL TRADES, THE EXACT LOCATION

OF EQUIPMENT, FIXTURES, VALVES, THERMOSTATS, ETC. AND

ROUTING OF PIPING, DUCTWORK, CONDUIT, ETC.

3. PERFORM WORK IN ACCORDANCE WITH RULES, REGULATIONS,

STANDARDS, CODES, ORDINANCES, AND LAWS OF LOCAL, STATE,

AND FEDERAL GOVERNMENTS, AND OTHER AUTHORITIES HAVING

JURISDICTION AND BE RESPONSIBLE FOR COMPLIANCE THERE WITH.

4. OBTAIN ALL NECESSARY APPROVALS, PERMITS AND INSPECTIONS.

PAY ALL ASSOCIATED FEES.

5. BEFORE STARTING WORK SUBMIT TO ARCHITECT/ENGINEER FOR

APPROVAL FOUR (4) COMPLETE SETS OF SHOP DRAWINGS AND

PRODUCT DATA FROM MANUFACTURERS, SUPPLIERS, ETC.

6. CONTRACTOR'S SHALL MAINTAIN A NOTATED SET OF "AS-BUILT"

DRAWINGS ONSITE SHOWING ALL DEVIATIONS FROM THE CONTRACT

DRAWINGS AND SHALL TURN THEM OVER TO THE

ARCHITECT/ENGINEER UPON SUBSTANTIAL COMPLETION.

7. ALL MATERIALS SHALL BE NEW AND OF COMMERCIAL GRADE AND

BEAR THE UNDERWRITER'S LABEL WHERE APPLICABLE.

8. LOCATE ALL EXISTING UTILITIES AND MAKE SERVICEABLE

CONNECTIONS TO SAME.

9. OBTAIN APPROVAL FROM THE BUILDING OWNER'S REPRESENTATIVE

PRIOR TO ANY INTERRUPTION OF BUILDING SYSTEMS OR SERVICES.

COORDINATE ACCEPTABLE WORKING HOURS WITH SAME.

10. PIPING AND SPECIALTIES:

a. ALL PIPING SHALL CONFORM TO THE REQUIREMENTS OF THE ANSI

SAFETY CODE AND BE FREE FROM ALL DEFECTS.

b. PROVIDE SLEEVES FOR PIPING THROUGH MASONRY, FIRE RATED

WALLS, AND SMOKE PARTITIONS. SLEEVES SHALL BE 22 GAUGE

OR HEAVIER STEEL; SCHEDULE 40 IN BEARING WALLS. SIZE

SLEEVES TO ACCOMMODATE PIPE INSULATION WHERE APPLICABLE.

c. PROVIDE PIPE HANGERS TO SUPPORT PIPING FROM BUILDING

STRUCTURE TO MAINTAIN REQUIRED SLOPE, PROVIDE FOR

EXPANSION AND CONTRACTION, ISOLATE VIBRATION, AND RELIEVE

EQUIPMENT AND SPECIALTIES FROM STRAIN. SPACE HANGERS

ACCORDING TO APPLICABLE CODES AND MANUFACTURER'S

RECOMMENDATIONS.

d. IDENTIFY ALL PIPING WITH SEMIRIGID OR ADHESIVE PLASTIC

IDENTIFICATION MARKERS, EXCEPT WITHIN INACCESSIBLE CHASES.

MARKERS SHALL SHOW DIRECTION OF FLOW. MARKERS SHALL BE

LOCATED NEXT TO EACH VALVE, AT EACH BRANCH, ON BOTH SIDES

OF PIPE PASSAGE THROUGH WALLS AND ON ALL HORIZONTAL PIPING

AT 20' MAXIMUM INTERVALS.

e. ROUTE ALL PIPING CONCEALED IN WALLS, ABOVE CEILING AND

BELOW FLOOR UNLESS OTHERWISE NOTED. RUN PARALLEL WITH

BUILDING LINES.

f. PROVIDE DRAIN PLUGS AT LOW POINTS.

g. PROVIDE REDUCED PRESSURE BACKFLOW PREVENTION DEVICES

AT ALL EQUIPMENT AS REQUIRED BY CODE.

h. PROVIDE DIELECTRIC UNIONS AT ALL JUNCTIONS OF DISSIMILAR

METALS.

i. ALL SHUTOFF VALVES, CONTROL VALVES, ETC. ARE FULL LINE SIZE

UNLESS OTHERWISE NOTED.

j. INSTALL PIPING ON WARM SIDE OF BUILDING INSULATION. DO NOT

INSTALL PIPING WHERE SUBJECT TO FREEZING.

k. ALL PIPE INSULATION SHALL BE CONTINUOUS THROUGH WALLS AND

CEILING OPENINGS, SLEEVES, AND PIPE HANGERS.

l. TEST ALL PIPING IN ACCORDANCE WITH APPLICABLE CODES, STANDARDS, AND INSPECTOR'S REQUIREMENTS PRIOR TO

INSULATING OR ENCLOSING.

m. PROVIDE STOPS AT ALL PLUMBING FIXTURES.

11. EQUIPMENT:

a. VERIFY ALL ELECTRICAL CHARACTERISTICS WITH ELECTRICAL

CONTRACTOR BEFORE ORDERING EQUIPMENT.

b. INSTALL ALL EQUIPMENT AS PER MANUFACTURER'S RECOMMENDATION.

c. ALL ELECTRICAL POWER WIRING IS BY ELECTRICAL CONTRACTOR. ALL

CONTROL WIRING IS BY RESPECTIVE CONTRACTOR.

d. PROVIDE OWNER WITH OPERATION AND MAINTENANCE MANUALS FOR

INSTALLED EQUIPMENT. INCLUDE CONTRACTOR'S, SUPPLIER'S, AND

MANUFACTURER'S NAMES, ADDRESSES, AND TELEPHONE NUMBERS.

e. SUPPLY STARTERS AND DISCONNECTS WITH EQUIPMENT.

HEATING, VENTILATING AND AIR CONDITIONING NOTES:

1. SCOPE: WORK INCLUDES BUT IS NOT LIMITED TO THE FOLLOWING:

a. AIR-CONDITIONING EQUIPMENT TO PROVIDE HEATING AND

COOLING OF SPACE AIR AND REQUIRED VENTILATION AIR

b. DISTRIBUTION SYSTEMS INCLUDING DUCTWORK AND AIR DEVICES.

c. MONITORING AND CONTROL EQUIPMENT.

2. DUCTWORK AND SPECIALTIES:

a. ALL DUCTWORK TO BE IN ACCORDANCE WITH S.M.A.C.N.A. "H.V.A.C.

DUCT CONSTRUCTION STANDARDS", LATEST EDITION.

b. ALL DUCTWORK TO BE CONSTRUCTED OF GALVANIZED SHEETMETAL.

c. FLEXIBLE DUCT CONNECTIONS SHALL BE INSULATED, UL 181, CLASS 1, BLACK POLYMER FILM SUPPORTED BY HELICALLY WOUND, SPRING-

STEEL

WIRE; FIBROUS-GLASS INSULATION; VAPOR-BARRIER FILM. FLEXIBLE

DUCT SHALL BE LIMITED TO SUPPLY AIR DUCTWORK, SHALL BE FULLY

EXTENDED, AND SHALL BE KEPT TO LENGTHS NO LONGER THAN AS

SHOWN

ON DRAWINGS.

1. PRESSURE RATING: 4-INCH WG (1000 PA) POSITIVE AND 0.5-INCH

WG (125 PA) NEGATIVE.

2. MAXIMUM AIR VELOCITY: 4000 FPM (20 M/S).

3. TEMPERATURE RANGE: MINUS 20 TO PLUS 175 DEG F (MINUS 29 TO

PLUS 79 DEG C).

4. INSULATION R-VALUE: COMPLY WITH ASHRAE/IESNA 90.1-2004.

d. FLEXIBLE DUCT CONNECTORS.

1. CLAMPS: STAINLESS-STEEL BAND WITH CADMIUM-PLATED HEX

SCREW TO TIGHTEN BAND WITH A WORM-GEAR ACTION IN SIZES

3 THROUGH 18 INCHES (75 THROUGH 460 MM), TO SUIT

DUCT SIZE.

e. PROVIDE 45 DEGREE COLLARS AT ALL BRANCH CONNECTIONS.

PROVIDE TURNING VANES AT ALL ELBOWS 12" x 6" OR LARGER.

PROVIDE STANDARD RADIUS ELBOWS AT ALL ELBOWS SMALLER

THAN 12" x 6".

f. PROVIDE ALL VOLUME DAMPERS REQUIRED TO BALANCE THE

SYSTEMS.

INSTALL VOLUME DAMPERS AT BRANCH TAKE-OFFS FROM TRUNK.

g. PROVIDE CURTAIN-TYPE FIRE DAMPERS WHEREVER DUCT

PENETRATES

FIRE-RATED PARTITIONS. UNITS SHALL PROVIDE NOT LESS THAN 90%

FREE AREA. PROVIDE ACCESS DOORS AT ALL FIRE DAMPERS.

h. TEST DUCT SYSTEMS FOR AIR TIGHTNESS AND ABSENCE OF AUDIBLE

LEAKS BEFORE ENCLOSURE. PROVIDE MANUFACTURER'S NAMES,

ADDRESSES, AND TELEPHONE NUMBERS.

i. BALANCE ALL AIR DEVICES FOR AIR QUANTITIES NOTED ON DRAWINGS.

ALL TESTING, ADJUSTING AND BALANCING TO BE PERFORMED BY AN

INDEPENDENT TAB CONTRACTOR CERTIFIED BY AABC, TABB, OR NEBB.

j. INSULATION:

1. DUCT WRAP SHALL BE 1.0 PCF DENSITY FIBERGLASS WITH

CONTINUOUS VAPOR BARRIER.

2. INSULATE ALL SUPPLY AIR DUCTWORK, INCLUDING PLENUMS, WITH

1-1/2" DUCT WRAP.

3. INSULATE ALL RETURN DUCTWORK, INCLUDING PLENUMS, WITH

1-1/2" DUCT WRAP.

4. INSULATE OUTSIDE AIR DUCTWORK AND PLENUMS WITH 2" THICK

DUCT WRAP.

5. PROVIDE ACOUSTIC DUCT LINER WITHIN 20 FEET OF AIR HANDLING

UNITS. ACOUSTIC DUCT LINER SHALL BE NOMINAL 1 INCH THICK,

3.0 PCF DENSITY WITH ANTI-MICROBIAL COATING. ALL SEAMS TO

BE SEALED. LEADING EDGES TO BE COVERED WITH SHEETMETAL

NOSING.

k. AIR DEVICES:

1. CEILING DIFFUSERS (CD): STEEL CEILING DIFFUSER WITH AIR

DIFFUSION VANES, REMOVABLE CORE, OPPOSED BLADE DAMPER,

1-, 2-, 3-, OR 4-WAY BLOW AS INDICATED. PROVIDE PLASTER FRAME

IN PLASTER OR DRYWALL CEILINGS. PROVIDE SQUARE-TO-ROUND

ADAPTER AND 2'x2' PANEL TO FIT CEILING TILE MODULE IN ACOUSTIC

TILE CEILINGS. BAKED WHITE ENAMEL FINISH. SUBMIT COLOR

CHART (TITUS MODEL TDC)

2. CEILING RETURN REGISTER (RG): STEEL RETURN REGISTER, WITH

BARS SET AT 35 DEG. DEFLECTION AND OPPOSED BLADE DAMPER,

1-1/4" BORDER. FINISH SIZE TO BE 23-3/4" x 23-3/4" TO MATCH

CEILING GRID. BAKED WHITE ENAMEL FINISH. SUBMIT COLOR

CHART. (TITUS MODEL 23RL)

3. CEILING EXHAUST GRILLES (EG): ALUMINUM EXHAUST GRILLE WITH

BARS SET AT 35 DEG. DEFLECTION, 1-1/4" BORDER, PLASTER FRAME

WHERE REQUIRED. BAKED WHITE ENAMEL FINISH. SUBMIT COLOR

CHART. (TITUS MODEL 350FS)

4. OUTSIDE AIR LOUVER: ALUMINUM EXTRUSION, WELDED OR

STAINLESS

STEEL FASTENERS. 1/2" SQUARE MESH ANODIZED ALUMINUM WIRE

BIRD SCREENS MOUNTED IN REMOVABLE EXTRUDED ALUMINUM

FRAMES. 6" DEEP DRAINABLE BLADE LOUVERS WITH MINIMUM 50%

NOMINAL FREE AREA, 0.00 OUNCES/SQ. FT. WATER PENETRATION AT

1000 F.P.M., MAXIMUM 0.2 IN W.G. PRESSURE DROP AT RATED

AIRFLOW.

CUSTOM ANODIZED COLOR FINISH. SUBMIT COLOR CHART

5. EXHAUST AIR LOUVER: ALUMINUM EXTRUSION, WELDED OR

STAINLESS

STEEL FASTENERS. 1/2" SQUARE MESH ANODIZED ALUMINUM WIRE

BIRD SCREENS MOUNTED IN REMOVABLE EXTRUDED ALUMINUM

FRAMES.

4" NON-DRAINABLE LOUVERS WITH MINIMUM 55% NOMINAL FREE

AREA.

0.00 OUNCES/SQ. FT. WATER PENETRATION AT 900 F.P.M., MAXIMUM

0.2 IN W.G. PRESSURE DROP AT RATED AIRFLOW. CUSTOM

ANODIZED

COLOR FINISH. SUBMIT COLOR CHART.

3. PIPING AND SPECIALTIES:

a. AIR CONDITIONING CONDENSATE PIPING: MINIMUM 1" SCHEDULE

40 PVC, TRAPPED AND VENTED, WITH SOLVENT WELD JOINTS.

SUPPORT PIPE 2" AND SMALLER AT 5' MAXIMUM HORIZONTAL

INTERVALS. SLOPE NOT LESS THAN 1/8" PER FOOT IN DIRECTION

OF FLOW.

b. REFRIGERANT PIPING: TYPE 'L', HARD-DRAWN COPPER WROUGHT

FITTINGS, BRAZED JOINTS, AND INSULATED WITH MINIMUM 1/2"

THICK CLOSED CELL FOAM INSULATION. SEAL SEAMS AND JOINTS

TO PROVIDE UNBROKEN VAPOR BARRIER. COVER FITTINGS IN

ACCORDANCE WITH MANUFACTURER'S RECOMMENDATIONS. SLOPE

SUCTION LINES 1/2" PER 10' TOWARD COMPRESSOR WITH NO TRAPS

OR LOW POINTS. WHERE LOCATED OUTDOORS, SEAL WITH TWO (2)

APPLICATIONS OF MANUFACTURER'S RECOMMENDED COATING.

4. AUTOMATIC TEMPERATURE AND SAFETY CONTROLS:

a. PROVIDE ALL WIRING, RELAYS, CONTACTS, TRANSFORMERS, ETC.

REQUIRED FOR A COMPLETE OPERABLE SYSTEM.

b. THERMOSTATS SHALL BE 24 HOUR/ 7 DAY PROGRAMMABLE WITH

FAN "OFF/ON/AUTO" AND SYSTEM "HEAT/COOL/AUTO/OFF"

SWITCHES. VERIFY OPERATION OF ALL FUNCTIONS.

PLUMBING NOTES:

1. SCOPE: WORK INCLUDES BUT IS NOT LIMITED TO THE FOLLOWING:

a. NEW FIXTURES, CONTROLS, PIPING, EQUIPMENT, AND ACCESSORIES.

2. PIPING AND SPECIALTIES:

a. DOMESTIC HOT AND COLD WATER PIPING (ABOVE GROUND): TYPE

'L' HARD DRAWN COPPER WITH WROUGHT COPPER FITTINGS AND

LEAD FREE SOLDER. INSULATE HOT WATER PIPING WITH 1" THICK

AND COLD WITH 1/2" THICK CLOSED CELL FOAM INSULATION. SEAL

SEAMS AND JOINTS TO PROVIDE UNBROKEN VAPOR BARRIER.

COVER FITTINGS IN ACCORDANCE WITH MANUFACTURER'S

RECOMMENDATIONS. SUPPORT PIPE 1-1/4" AND SMALLER AT 6'

MAXIMUM HORIZONTAL INTERVALS, 1-1/2" AT 8' INTERVALS; 2" AND

LARGER AT 10' INTERVALS. PROVIDE STOPS AT ALL FIXTURES.

b. SANITARY DRAINAGE AND VENT PIPING (ABOVE GROUND):

(4"): STANDARD WEIGHT CAST IRON HUB AND SPIGOT PIPE WITH

NEOPRENE RUBBER GASKETS AND COMPRESSION JOINTS OR

NO-HUB CAST IRON PIPE AND FITTINGS. SUPPORT PIPE AT 5'

MAXIMUM HORIZONTAL INTERVALS. SLOPE NOT LESS THAN 1/4" PER

FOOT IN DIRECTION OF FLOW.

c. STORM AND SANITARY DRAINAGE PIPING (BELOW GROUND):

STANDARD WEIGHT, CAST IRON, HUB AND SPIGOT SOIL PIPE.

SUPPORT PIPE ON CONTINUOUS, GRADED BED. SCOOP EARTH

FROM BENEATH EACH BELL. SLOPE NOT LESS THAN 1/4" PER FOOT

IN DIRECTION OF FLOW

d. SHUTOFF VALVES:

BALL VALVES, TWO-PIECE, FULL PORT, SOLDER CONNECTION,

BRONZE BODY, BRONZE BALL, BRONZE STEM, BRASS PACKING

CLAMP, REINFORCING TFE SEAT, WITH ADJACENT UNION FOR

SERVICING.

FIBERGLASS INSULATION (TYPE 'A') OPTION: INSULATE WITH 3.5 PCF

FACTORY MOLDED FIBROUS GLASS. IN EXPOSED LOCATIONS,

PROVIDE FACTORY APPLIED ALL SERVICE JACKET. SEAL SEAMS

AND JOINTS TO PROVIDE UNBROKEN VAPOR BARRIER. COVER

FITTINGS IN ACCORDANCE WITH MANUFACTURER'S

RECOMMENDATIONS.

D

C

B

A

2 3 4 5

R e v

Sheet

Sheet reference number:

A p p r.

D a te

D e s c ri p ti o n

M a rk

D a te

D e s ig n f ile n o

D e s ig n e d b y

D w n b y

C k d b y

R e v ie w e d b y

S u b m itt e d b y

C h ie f, D ra w in g c o d e

F ile n a m e

P lo t s c a le

P lo t d a te of

B U

IL

D

IN

G

E

Baltimore District of Engineers US Army Corps

S U

B M

IS

S

IO

N

-2

-0

S

U B

M

IS

S

IO

N

-2

-0

N O

S C

A L E

-3

-0

M P

-0 .d w g

-3

-0

T S

C

T S

C K

L P

M E

C H

A N

IC

A

L

P L U

M B

IN

G

C O

V E

R S

H E

E T

MP-001

13 21