CC-622-260-003A BCCC Mechanical Replacement @ LSB Bid Set Rev I - Bid Set - Drawings - signed.pdf

Mechanical Replacement at the

LIFE SCIENCES BUILDING

2901 Liberty Heights Avenue Baltimore, Maryland 21215

Department of General Services

PROJECT NO. CC-622-260-003

June 16 2026 Bid Set

VICINITY MAP

N

LOCATION MAP

N

MEP:

HENRY ADAMS, LLC

600 Baltimore Avenue, Suite 400 Baltimore, Maryland 21204 Phone: (410) 296-6500

COST ESTIMATING:

FORELLA GROUP, LLC

5180 Parkstone Dr., Suite 250 Chantilly, VA 20151 Phone: (703) 560-2200

STRUCTURAL ENGINEER:

ONYX DESIGN AND CONSULTING, LLC

55 S Queen St., Suite 01 York, PA 17403 Phone: (717) 852-1260

USING AGENCY APPROVAL

NAME DATE

TITLE

DEPARTMENT OF GENERAL SERVICES

APPROVAL

PROJECT MANAGER DATE

CHIEF ARCHITECT PROJ. MGMT. & DESIGN DATE

G-001

GENERAL COVER

SHEET

PROJECT SITE PROJECT SITE

THE CONTRACT DOCUMENTS

FOR THE INDICATED PUBLIC

IMPROVEMENT WERE

PREPARED UNDER BY

SUPERVISION AND, TO THE

BEST OF MY KNOWLEDGE,

INFORMATION AND BELIEF,

THEY COMPLY WITH THE

RELEVANT BUILDING CODES

OF THE STATE OF MARYLAND.

STATE OF MARYLAND

DEPARTMENT OF GENERAL SERVICES

ATIF CHAUDHRY, SECRETARY

301 WEST PRESTON STREET

BALTIMORE, MARYLAND 21201

BOARD OF PUBLIC WORKS

WES MOORE, GOVERNOR

BROOKE ELIZABETH LIERMAN, COMPTROLLER

DERECK E. DAVIS, TREASURER

SCOPE OF WORK:

REPLACE EQUIPMENT, COMPONENTS, AND UTILITIES

DAMAGED IN THE FIRE.

Michael Thomas (Jul 20, 2026 06:28:37 EDT) 07/20/2026

Vice President

07/20/2026

Courtney League (Jul 20, 2026 06:37:43 EDT) Courtney League 07/20/2026

Mechanical Replacement at the Life Sciences Building

Baltimore City

Community College

2901 Liberty Heights Ave, Baltimore, MD 21215

SHEET OF 39

BID SET

Mechanical, Electrical, Plumbing, Fire Protection Engineering Henry Adams, LLC 600 Baltimore Avenue, Suite 400, Baltimore, MD 21204 Office: (410) 296-6500

06/16/2026

DESCRIPTIONDATEMARK

PROJECT NO.:

DATE:

CHK'D BY:

DRAWN BY:

CAD DWG FILE:

CC-622-260-003DGS PROJECT NO.:

25-B017

Cost Estimating Forella Group, LLC 5580 Parkstone Drive, Suite 250, Chantily, VA 20151 Office: (703) 540-2230

Structural Engineering Onyx Design and Consulting, LLC 55 S Queen St Suite 01, York, PA 17403 Office: (717) 852-1260

G-002

CEL

G-002.DWG

DRAWING INDEX AND

GENERAL INFORMATION

APPLICABLE CODES AND STANDARDS

2021 INTERNATIONAL GREEN CONSTRUCTION CODE

2021 INTERNATIONAL BUILDING CODE

2021 INTERNATIONAL ENERGY CONSERVATION CODE

2021 INTERNATIONAL MECHANICAL CODE

2021 INTERNATIONAL PLUMBING CODE

2018 INTERNATIONAL FUEL GAS CODE

2017 INTERNATIONAL ELECTRICAL CODE

2019 ASHRAE 90.1

2019 DGS PROCEDURE MANUAL

DRAWING LIST

DRAWING TITLE

1 G-001 GENERAL COVER SHEET

2 G-002 DRAWING INDEX AND GENERAL INFORMATION

3 S-001 GENERAL NOTES AND LOADING INFORMATION

4 S-101 ROOF - STRUCTURAL - NEW WORK

5 P-001 PLUMBING COVER SHEET

6 PD-105 ROOF - PLUMBING - DEMOLTION

7 PD-301 PLUMBING PART PLANS - DEMOLITION

8 P-105 ROOF - PLUMBING - NEW WORK

9 P-301 PLUMBING PART PLANS - NEW WORK

10 P-501 PLUMBING DETAILS AND SCHEDULE

11 P-601 PLUMBING RISER DIAGRAMS

12 M-001 MECHANICAL COVER SHEET

13 MD-105 ROOF - DUCTWORK - DEMOLITION

14 MD-205 ROOF - MECHANICAL PIPING - DEMOLITION

15 MD-301 MECHANICAL PART PLANS - DEMOLITION

16 MD-302 MECHANICAL PART PLANS - DEMOLITION

17 MD-303 MECHANICAL PART PLANS - DEMOLITION

18 M-105 ROOF - DUCTWORK - NEW WORK

19 M-106 ROOF - DUCTWORK - NEW WORK

20 M-205 ROOF - MECHANICAL PIPING - NEW WORK

21 M-301 MECHANICAL PART PLANS - NEW WORK

22 M-302 MECHANICAL PART PLANS - NEW WORK

23 M-501 MECHANICAL DETAILS

24 M-701 AUTOMATIC TEMPERATURE CONTROLS

25 M-702 AUTOMATIC TEMPERATURE CONTROLS

26 M-703 AUTOMATIC TEMPERATURE CONTROLS

27 M-801 MECHANICAL SCHEDULES

28 E-001 ELECTRICAL COVER SHEET

29 E-002 ELECTRICAL COVER SHEET

30 ED-105 ROOF - ELECTRICAL - DEMOLITION

31 ED-301 ELECTRICAL PART PLANS - DEMOLITION

32 E-105 ROOF - ELECTRICAL - NEW WORK

33 E-301 ELECTRICAL PART PLANS - NEW WORK

34 E-601 ELECTRICAL RISERS

35 E-801 ELECTRICAL SCHEDULES

36 E-802 PANELBOARD SCHEDULES

37 E-803 MOTOR CONTROL CENTER SCHEDULES

38 E-804 MOTOR CONTROL CENTER SCHEDULES

39 E-805 MOTOR CONTROL CENTER SCHEDULES

EKD

PHASING NOTES

1. ALL PHASING SHALL BE COORDINATED WITH COR.

2. REPLACE FUEL OIL DAY TANK AND FUEL OIL PIPING PRIOR TO REPLACING THE

BOILERS AND DWH'S.

3. IF BOILER REPLACEMENT (INCLUDING ASSOCIATED PIPING, PUMPS, AND

ELECTRICAL REPLACEMENT) OCCURS WHEN OUTDOOR TEMPERATURE IS BELOW

80 DEGREES F, TEMPORARY BOILER(S) WILL BE REQUIRED. COORDINATE WITH

COR.

4. CHILLED WATER PIPE MAINS SHALL BE REPLACED OVER COR APPROVED

SHUTDOWNS. CHILLED WATER RUNOUTS TO CHILLERS SHALL OCCUR ONE AT A

TIME WHILE OTHER CHILLER(S) REMAIN OPERATIONAL.

5. REPLACE DWH'S OVER OWNER APPROVED SYSTEM SHUTDOWNS.

6. SEE MECHANICAL, PLUMBING, AND ELECTRICAL DRAWINGS FOR ADDITIONAL

PHASING REQUIREMENTS.

7. PHASING IS NOT REQUIRED FOR THE STRUCTURAL WORK, BUT INSTALLATION

SHALL BE COORDINATED WITH ALL MEP WORK.

Professional Certification: I certify that these documents were prepared or approved by me, and that I am a duly licensed professional engineer under the laws of the State of Maryland.

License No:36608 Expiration Date:12/23/2027

DESIGN DATA

1. THE EXISTING FRAMING HAS BEEN EVALUATED FOR NEW LOADING BASED ON LOADS DICTATED BY THE 2021 BUILDING CODE, AND LOADS PROVIDED BY "NEW LIFE SCIENCES FACILITY" CONSTRUCTION

DRAWINGS, DATED 03/17/95.

2. NEW CONSTRUCTION LOADS:

A. ROOF LOADS:

a. DEAD LOAD = 20 PSF (SELF WEIGHT AND SUPERIMPOSED)

b. LIVE LOAD = 30 PSF

B. WIND LOAD:

a. BASIC WIND SPEED (3-SECOND GUST) = 113 MPH

b. WIND IMPORTANCE FACTOR, Iw = 1.0

c. RISK CATEGORY = II

d. EXPOSURE CATEGORY = C

e. INTERNAL PRESSURE COEFFICIENT, GCpi = ±0.18

f. WIND DESIGN PRESSURE = 33 PSF

C. SNOW LOAD:

a. MINIMUM DESIGN SNOW LOAD = 30 PSF

b. GROUND SNOW LOAD, Pg = 25 PSF

c. BALANCED ROOF SNOW LOAD, Pb = 17.5 PSF

d. SNOW EXPOSURE FACTOR, Ce = 1.0

e. SNOW LOAD IMPORTANCE FACTOR, Is = 1.0

f. THERMAL FACTOR, Ct = 1.0

D. EARTHQUAKE DESIGN DATA:

a. RISK CATEGORY = II

b. SEISMIC IMPORTANCE FACTOR, Ie = 1.0

c. MAPPED SPECTRAL RESPONSE ACCELERATIONS:

1) Ss = 0.141

2) S1 = 0.043

d. SITE CLASS = D

e. SPECTRAL RESPONSE COEFFICIENTS:

1) SDS = 0.151

2) SD1 = 0.069

f. SEISMIC DESIGN CATEGORY = B

g. BASIC SEISMIC FORCE-RESISTING SYSTEM = LIGHT-FRAME (COLD-FORMED STEEL)

WALLS SHEATHED WITH STEEL PANELS

h. DESIGN BASE SHEAR = .021W

i. SEISMIC RESPONSE COEFFICIENT, Cs = 0.021

j. RESPONSE MODIFICATION FACTOR, R = 2.5

k. ANALYSIS PROCEDURE = EQUIVALENT LATERAL FORCE PROCEDURE

STRUCTURAL SPECIFICATIONS AND GENERAL CONDITIONS

1. WHERE THESE SPECIFICATIONS CONFLICT WITH OTHER PROJECT SPECIFICATIONS, THESE

SPECIFICATIONS SHALL GOVERN.

2. ONYX DESIGN & CONSULTING WILL ASSUME NO RESPONSIBILITY AND/OR LIABILITY FOR PROBLEMS WHICH ARISE FROM FAILURE TO FOLLOW THESE PLANS, SPECIFICATIONS, AND THE DESIGN INTENT THEY CONVEY OR FOR PROBLEMS WHICH ARISE FROM OTHERS’ FAILURE TO OBTAIN AND/OR FOLLOW

THE ENGINEER’S GUIDANCE.

3. ALL WORK SHALL BE PERFORMED IN ACCORDANCE WITH LOCAL APPLICABLE CODES AND

REGULATIONS AND APPROPRIATE SAFETY MEASURES SATISFYING LOCAL AND OSHA REQUIREMENTS

SHALL BE PROVIDED.

4. PROPER TEMPORARY BRACING AND SHORING OF ALL CONSTRUCTION WORK IN PROGRESS IS THE CONTRACTOR’S RESPONSIBILITY. THE CONTRACTOR SHALL SUBMIT ENGINEERED DRAWINGS THAT BEAR THE STAMP AND SIGNATURE OF A PROFESSIONAL STRUCTURAL ENGINEER REGISTERED IN THE

STATE IN WHICH THE PROJECT IS LOCATED TO THE OWNER FOR REVIEW AND APPROVAL.

5. IF DURING DEMOLITION EXISTING CONDITIONS DO NOT AGREE WITH INFORMATION SHOWN ON THE

DESIGN DRAWINGS, THE CONTRACTOR SHALL NOTIFY THE ENGINEER IMMEDIATELY.

6. THE CONTRACTOR SHALL BE RESPONSIBLE FOR THE LOCATION AND PROTECTION OF ALL EXISTING

UTILITIES DURING CONSTRUCTION AND THE REPAIR OF ANY DAMAGED FACILITIES.

7. SECTIONS AND DETAILS SHOWN, WHILE DRAWN FOR SPECIFIC LOCATIONS, ARE INTENDED TO

ESTABLISH THE GENERAL TYPES OF DETAILS TO BE USED THROUGHOUT.

8. DRAWINGS SHOULD NOT BE SCALED. CONTACT THE ENGINEER FOR CLARIFICATION OF ANY

DIMENSION IN QUESTION.

9. ANCHOR BOLT LAYOUT SHALL BE PERFORMED UNDER THE DIRECTION OF A PROFESSIONAL LAND

SURVEYOR.

10. ALL DIMENSIONS SHALL BE VERIFIED BY THE CONTRACTOR. LAYOUT SHALL BE CHECKED AND

COORDINATED BETWEEN ALL CONSTRUCTION DOCUMENTS AND SPECIFICATIONS PRIOR TO THE

START OF WORK.

11. SHOP DRAWINGS PREPARED BY THE SUBCONTRACTORS, SUPPLIERS, ETC. SHALL BE REVIEWED BY THE ENGINEER FOR CONFORMANCE WITH DESIGN CONCEPT ONLY. EACH SHOP DRAWING SUBMITTED

SHALL BE STAMPED, INITIALED AND DATED AS BEING REVIEWED BY THE CONSTRUCTION

MANAGER/GENERAL CONTRACTOR. WORK SHALL NOT BEGIN WITHOUT THE REVIEW BY THE

ENGINEER.

12. ANY ENGINEERING DESIGN PROVIDED BY OTHERS AND SUBMITTED FOR REVIEW OR RECORD SHALL BEAR THE STAMP AND SIGNATURE OF A PROFESSIONAL STRUCTURAL ENGINEER REGISTERED IN THE

STATE IN WHICH THE PROJECT IS LOCATED.

STRUCTURAL STEEL

1. ALL STEEL CONSTRUCTION SHALL BE IN ACCORDANCE WITH THE SPECIFICATION FOR STRUCTURAL STEEL BUILDINGS, (AISC 360), THE SPECIFICATION FOR STRUCTURAL JOINTS USING ASTM A325 OR A490 BOLTS, THE CODE OF STANDARD PRACTICE FOR STEEL BUILDINGS AND BRIDGES, (AISC 303) AND

THE AISC STEEL CONSTRUCTION MANUAL, 16TH EDITION.

2. ALL WELDING SHALL BE PERFORMED IN ACCORDANCE WITH THE REQUIREMENTS OF THE AWS D1.1 STRUCTURAL WELDING CODE -STEEL, LATEST EDITION, AND AISC SPECIFICATIONS USING THE PROPER ELECTRODE FROM AWS D1.1 TABLE 3.1 AND PERFORMED ONLY BY QUALIFIED WELDERS.

3. STRUCTURAL STEEL SHALL CONFORM TO THE REQUIREMENTS OF ASTM A992, WITH A MINIMUM YIELD STRESS OF 50 KSI FOR ALL WIDE FLANGE AND WT SHAPES. ALL OTHER SHAPES, MISCELLANEOUS

PLATES, AND CONNECTION MATERIAL SHALL CONFORM TO ASTM A36.

4. SQUARE OR RECTANGULAR HOLLOW STRUCTURAL SECTIONS (HSS) SHALL CONFORM TO THE

REQUIREMENTS OF ASTM A500, GRADE C, WITH A MINIMUM YIELD STRESS OF 50 KSI.

5. ROUND HOLLOW STRUCTURAL SECTIONS (HSS) SHALL CONFORM TO THE REQUIREMENTS OF ASTM

A500, GRADE C, WITH A MINIMUM YIELD STRESS OF 50 KSI.

6. STRUCTURAL STEEL PIPE SHALL CONFORM TO THE REQUIREMENTS OF ASTM A53, TYPE S, GRADE B, WITH A MINIMUM YIELD STRESS OF 35 KSI.

7. SHOP DRAWINGS FOR THE FABRICATION AND ERECTION OF ALL STRUCTURAL STEEL SHALL BE

SUBMITTED TO AND APPROVED BY THE ENGINEER PRIOR TO FABRICATION.

8. THE CONTRACTOR SHALL NOTIFY THE ENGINEER OF ANY FABRICATION OR ERECTION ERRORS OR

DEVIATIONS AND RECEIVE WRITTEN APPROVAL BEFORE FIELD CORRECTIONS ARE MADE.

9. BOLTED CONNECTIONS OF STRUCTURAL STEEL SHALL BE MADE USING HIGH STRENGTH STEEL BOLTS

CONFORMING TO ASTM A325. BOLTS SHALL BE ¾” DIAMETER U.N.O.

10. SIMPLE SHEAR CONNECTIONS SHALL BE STANDARD DOUBLE ANGLES U.N.O. ALL BOLTED

CONNECTIONS SHALL HAVE MINIMUM 2 BOLTS.

11. ALL HIGH STRENGTH BOLTS SHALL BE SNUG TIGHT U.N.O. A SNUG TIGHT CONDITION IS AS DEFINED IN

SECTION 1.2.2 IN THE AISC DESIGN GUIDE 16.

12. ANCHOR BOLTS SHALL BE HEADED BOLTS THAT CONFORM TO THE REQUIREMENTS OF ASTM F1554, WITH A MINIMUM YIELD STRENGTH OF 36 KSI U.N.O. BOLTS SHALL BE ¾” IN DIAMETER U.N.O. ALL

COLUMNS SHALL HAVE A MINIMUM OF 4 ANCHOR BOLTS U.N.O.

13. THE CONTRACTOR SHALL BE RESPONSIBLE FOR THE TEMPORARY BRACING OF ALL STEEL DURING

ERECTION AND UNTIL CONSTRUCTION IS COMPLETE.

14. THE CONTRACTOR SHALL FURNISH ALL PLATES, CLIP AND SEAT ANGLES, AND CONNECTIONS FOR COMPLETION OF THE STRUCTURE, EVEN IF SUCH ITEMS ARE NOT SPECIFICALLY CALLED FOR ON THE

STRUCTURAL DRAWINGS.

15. STRUCTURAL AND MISCELLANEOUS STEEL FABRICATORS SHALL BE RESPONSIBLE FOR OBTAINING ALL

FIELD DIMENSIONS NECESSARY FOR THE COMPLETION OF THEIR WORK.

16. MINIMUM SIZE OF FILLET WELDS IS TO BE 3/16" FILLET U.N.O. CHIP, WIRE BRUSH CLEAN, AND PRIME

PAINT ALL FIELD WELDS.

17. SUMMARY OF PAINT SYSTEM (REFERENCE STEEL STRUCTURES PAINTING COUNCIL - A GUIDE TO THE SHOP PAINTING OF STRUCTURAL STEEL). COORDINATE PAINT REQUIREMENTS WITH ARCHITECTS

SPECIFICATIONS:

A. FOR ALL WORK TEMPORARILY EXPOSED TO WEATHER FOR SIX (6) MONTHS OR LESS: NO PAINT

B. FOR ALL WORK TEMPORARILY EXPOSED TO WEATHER FOR GREATER THAN SIX (6) MONTHS:

1) SURFACE PREPARATION = SSPC-SP 2

2) PRETREAT = NONE REQUIRED

3) PAINT APPLICATION = SSPC-PA 1

4) NUMBER OF COATS = ONE

5) PRIMER = SSPC-PAINT 15

6) TOUCH-UP = AS PER MANUFACTURER SPECIFICATIONS

7) DRY FILM = 2.0 MILS

C. FOR ALL WORK PERMANENTLY EXPOSED TO WEATHER:

1) SURFACE PREPARATION = SSPC-SP 3

2) PRETREAT = NONE REQUIRED

3) PAINT APPLICATION = SSPC-PA 1

4) NUMBER OF COATS = THREE MINIMUM

5) PRIMER = SSPC-PAINT 25

6) TOUCH-UP = AS PER MANUFACTURER SPECIFICATIONS

7) 2ND COAT = SSPC PAINT 21

8) FINISH COAT = SSPC PAINT 21

9) DRY FILM THICKNESS = FIRST COAT= 1.5 TO 2.0 MILS

SECOND COAT= 2.0 MILS

FINISH COAT= 2.0 MILS

TOTAL = 5.5 TO 6.0 MILS

D. SURFACES WITHIN 2" OF WELDS SHALL BE FREE OF MATERIAL THAT WOULD PREVENT PROPER

WELDING OR PRODUCE OBJECTIONABLE FUMES WHILE WELDING IS BEING DONE.

STRUCTURAL ENGINEERING

ONYX DESIGN AND CONSULTING, LLC

1215 E FORT AVE, SUITE 200

BALTIMORE, MD 21230

(717) 852-1261

Mechanical, Electrical, Plumbing, Fire Protection Engineering Henry Adams, LLC 600 Baltimore Avenue, Suite 400, Baltimore, MD 21204 Office: (410) 296-6500

DESCRIPTIONDATEMARK

PROJECT NO.:

DATE:

CHK'D BY:

DRAWN BY:

CAD DWG FILE:

CC-622-260-003DGS PROJECT NO.:

25-B017

Cost Estimating Forella Group, LLC 5580 Parkstone Drive, Suite 250, Chantily, VA 20151 Office: (703) 540-2230

06/16/2026

Mechanical Replacement at the Life Sciences Building

Baltimore City

Community College

2901 Liberty Heights Ave, Baltimore, MD 21215

MPG

RLB

PROFESSIONAL CERTIFICATION: I HEREBY CERTIFY THAT

THESE DOCUMENTS WERE PREPARED OR APPROVED BY ME,

AND THAT I AM A DULY LICENSED PROFESSIONAL ENGINEER

UNDER THE LAWS OF THE STATE OF MARYLAND.

LICENSE NO. 47011, EXPIRATION DATE: 07/08/2027

S-001

GENERAL NOTES AND LOADING

INFORMATION

BID S

SHEET 3 OF 39

BID SET

W8X13

S-101

S-101

E

F

G

D.6

D

111098 12

V.I.F.

8' - 11"

20' - 0" 20' - 0" 20' - 0" 20' - 0"

HSS3x3x1/4, TYP.

EX. SCREEN WALL

AND ROOFTOP

CHILLERS, TYP.

EX. HSS TRUSS, TYP.

W8X13

V .I .F

V .I

.F

V .I .F

2' - 0" 12' - 0" 7' - 0" 5"

W4X13 ROOF BM @ EA. EX. HSS

TRUSS, TYP. (SEE NOTE 1)

NOTES:

1. CONTRACTOR OPTION TO PROVIDE LL4X3X5/16" AS ROOF BEAM.

2. DO NOT SUSPEND EQUIPMENT FROM ROOF MEMBERS.

3. PROVIDE SUPPORT FROM BELOW FOR ALL DUCTS, CONDUITS,

AND EQUIPMENT.

S-101

E

F

G

D.6

D

111098

20' - 0" 20' - 0" 20' - 0" 20' - 0"

V.I.F.

8' - 11"

EX. ABANDONED

DUNNAGE, SEE MECH.

EX. ABANDONED

DUNNAGE, SEE MECH.

BOILER, SEE MECH.

EX. SCREEN WALL

AND ROOFTOP

CHILLERS, TYP.

V .I

.F

V .I .F

V .I .F

V .I .F

V .I

.F

BOILER, SEE MECH.

EX. BOILER CURB, TYP., V.I.F.

EX. 12" MASONRY CURB,

TYP. AT INTERIOR, V.I.F.

EX. MECH. PLATFORM

STEEL CURB, V.I.F.

EX. 8" MASONRY CURB,

TYP. AT EXTERIOR, V.I.F.

2' - 0" 12' - 0" 5"

EX. STEEL

PLATE, V.I.F.

NOTES:

1. MISCELLANEOUS PIPE AND MECHANICAL

EQUIPMENT SUPPORTS NOT SHOWN FOR CLARITY

S-101

HSS3x3x1/4, TYP.

S-101

V A

R

IE

S

ROOF BM, SEE PLAN

EX. TRUSS BTM CHORD & WEB

EX. TRUSS TOP CHORD

1/8

TYP. @ EA.

PURLIN

EX. INSULATION

EX. SHEATHING, V.I.F.

EX. LIGHT GAUGE

PLATE, V.I.F.

EX. PURLIN ON 2' - 0" GRID

NOTES:

1. CONTRACTOR OPTION TO PROVIDE LL4X3X5/16"

AS ROOF BEAM.

2. CONTRACTOR MAY INSTALL ROOF BEAM ON

EITHER SIDE OF EXISTING TRUSS.

3. CONTRACTOR TO VERIFY IN FIELD PURLIN TO

TRUSS CONNECTION ARE ADEQUATE.

EX. CONN. OF PURLIN TO TRUSS

ROOF GIRDER, SEE PLAN

3/8" SHEAR TAB, TYP.

3/16

CL OF GIRDER =

CL OF EX. MECH PLATFORM STEEL CURB =

CL OF EX. MASONRY CURB

EX. TRUSS NOT

SHOWN FOR CLARITY

ROOF BM, SEE PLAN

3/8" GUSSET PL, TYP.

EX. INSULATION

EX. SHEATHING, V.I.F.

EX. LIGHT GAUGE

PLATE, V.I.F.

EX. PURLIN ON 2' - 0" GRID

ROOF GIRDER, SEE PLAN

3/16

CL

1/2" THK x 0' - 5" SQ

A36 STL BPL.

EX. PURLIN ON 2' - 0" GRID

EX. TRUSS NOT

SHOWN FOR CLARITY

HSS3x3x1/4 COL, SEE PLAN

EX. INSULATION

EX. SHEATHING, V.I.F.

EX. LIGHT GAUGE

PLATE, V.I.F.

EX. 12" MASONRY CURB, V.I.F.

EX. MECH. PLATFORM STEEL

CURB, V.I.F.

EX. STEEL PLATE, V.I.F.

3/16

1/4" CAP PLATE, TYP.

GC TO PROVIDE

SHIMS AS REQ'D

3/8" SHEAR TAB, TYP.

CL

1/2" THK x 0' - 5" SQ

A36 STL BPL.

HSS3x3x1/4 COL, SEE PLAN

EX. 12" MASONRY CURB, V.I.F.

EX. MECH. PLATFORM STEEL

CURB, V.I.F.

EX. STEEL PLATE, V.I.F.

3/16

GC TO PROVIDE SHIMS

AS REQ'D

STRUCTURAL ENGINEERING

ONYX DESIGN AND CONSULTING, LLC

1215 E FORT AVE, SUITE 200

BALTIMORE, MD 21230

(717) 852-1261

Mechanical, Electrical, Plumbing, Fire Protection Engineering Henry Adams, LLC 600 Baltimore Avenue, Suite 400, Baltimore, MD 21204 Office: (410) 296-6500

DESCRIPTIONDATEMARK

PROJECT NO.:

DATE:

CHK'D BY:

DRAWN BY:

CAD DWG FILE:

CC-622-260-003DGS PROJECT NO.:

25-B017

Cost Estimating Forella Group, LLC 5580 Parkstone Drive, Suite 250, Chantily, VA 20151 Office: (703) 540-2230

06/16/2026

Mechanical Replacement at the Life Sciences Building

Baltimore City

Community College

2901 Liberty Heights Ave, Baltimore, MD 21215

MPG

RLB

PROFESSIONAL CERTIFICATION: I HEREBY CERTIFY THAT

THESE DOCUMENTS WERE PREPARED OR APPROVED BY ME,

AND THAT I AM A DULY LICENSED PROFESSIONAL ENGINEER

UNDER THE LAWS OF THE STATE OF MARYLAND.

LICENSE NO. 47011, EXPIRATION DATE: 07/08/2027

S-101

ROOF - STRUCTURAL - NEW WORK

BID SUBMISSION

SCALE: 1/8" = 1'-0"S-101

2 MECH. PENTHOUSE ROOF FRAMING PLAN

SCALE: 1/8" = 1'-0"S-101

1 MECH. PENTHOUSE PLATFORM FRAMING PLAN

SCALE: 1" = 1'-0"S-101

6 SECTION AT NEW ROOF BEAM - HSS

PLAN NOTES:

1. EXISTING CONDITIONS ARE BASED ON LIMITED SITE OBSERVATIONS BY ONYX ON 3/20/2026, AND BY "NEW LIFE SCIENCES FACILITY" CONSTRUCTION DRAWINGS, DATED 03/17/95. CONTRACTOR SHALL CONTACT E.O.R. IF FIELD CONDITIONS DIFFER FROM THAT SHOWN ON DESIGN DOCUMENTS.

2. ALL DIMENSIONS WITH RESPECT TO EXISTING CONDITIONS SHALL BE FIELD VERIFIED PRIOR TO FABRICATION OF ANY STRUCTURAL FRAMING MEMBERS.

3. TEMPORARY SHORING OF EXISTING FRAMING SHALL BE THE CONTRACTOR'S RESPONSIBILITY. CONTRACTOR SHALL CONTACT E.O.R. IMMEDIATELY IF ANY

EXISTING WALL IS FOUND TO BE LOAD BEARING AND DIFFERS FROM EXISTING CONDITIONS SHOWN.

4. ALL ELEVATIONS SHOWN THUS (+X' - X") ARE REFERENCED TO TOP OF MECHANICAL PENTHOUSE FLOOR ELEVATION 420.71' (0' - 0"). CONTRACTOR TO VERIFY IN

FIELD.

5. TOP OF EXISTING PENTHOUSE ROOF STEEL FRAMING IS ASSUMED TO BE (+11' - 0"), V.I.F.

6. ALL NEW HSS POST TO BE ANCHORED TO THE MECHANICAL PENTHOUSE FLOOR SHALL BE ATTACHED AT LOCATIONS WHERE BEARING ALIGNS ONTO MASONRY

CURB WALLS BELOW, V.I.F..

7. ALL WORK PERFORMED SHALL MAINTAIN THE EXISTING ROOFING INSULATION AND WATERPROOFING SYSTEM AND REPAIRS MADE WHERE REQUIRED.

SCALE: 1" = 1'-0"S-101

5 SECTION AT NEW ROOF GIRDER

SCALE: 1" = 1'-0"S-101

4 SECTION AT NEW ROOF GIRDER

SCALE: 1" = 1'-0"S-101

3 SECTION AT NEW COLUMN BEARING

SHEET 4 OF 39

BID SET

AS AIR SEPARATOR

BFP BACKFLOW PREVENTER

BLR BOILER

BWF BYPASS WATER FILTER

COR CONTRACTING OFFICERS REPRESENTATIVE

CW COLD WATER

CX CONNECT TO EXISTING

D DAMPER/DEEP / DRAIN / DIAMETER

DIA DIAMETER

DN DOWN

DT DAY TANK

DWG DRAWING

DWH DOMESTIC WATER HEATER

ELEV ELEVATOR

ELEC ELECTRICAL

ET EXPANSION TANK

EWT ENTERING WATER TEMPERATURE

EX EXISTING

FCU FAN COIL UNIT

FD FLOOR DRAIN

FLR FLOOR

FOR FUEL OIL RETURN

FOS FUEL OIL SUPPLY

FT FEET / FOOT

G GAS

GAL GALLON

GPH GALLONS PER HOUR

GPM GALLONS PER MINUTE

H HEIGHT / HIGH

HB HOSE BIBB

HW HOT WATER

HWR HOT WATER RETURN

HZ HERTZ

IN INCH

L LENGTH

LWT LEAVING WATER TEMPERATURE

MBH THOUSAND BRITISH THERMAL UNITS PER HOUR

MIN MINIMUM

N NORTH

NO NUMBER

P PLUMBING/PUMP

PD PLUMBING DEMOLITION

PH PHASE

RX REMOVE EXISTING

S SANITARY

SG STEAM GENERATOR

STM STEAM

T TEMPERATURE SENSOR

TYP TYPICAL

W WIDTH / WASTE / WATTS / WIDE

V VOLTS

GENERAL NOTES:

(APPLICABLE TO ALL PLUMBING DRAWINGS)

1. THE LOCATION OF EXISTING UTILITIES IS SHOWN IN AN APPROXIMATE WAY ONLY. DETERMINE THE EXACT LOCATION OF ALL EXISTING UTILITIES BEFORE COMMENCING WORK. REPAIR ALL DAMAGES

OCCASIONED BY FAILURE TO EXACTLY LOCATE AND PRESERVE ANY AND ALL UTILITIES.

2. RUN ALL DRAIN PIPING WITH 2 PERCENT MINIMUM GRADE UNLESS OTHERWISE NOTED. HORIZONTAL

VENT PIPING SHALL BE GRADED TO DRIP BACK TO THE SOIL OR WASTE PIPE BY GRAVITY.

3. ELEVATIONS NOTED ARE TO CENTERLINES OF PIPES FOR ALL PRESSURE LINES AND TO INVERT

FOR ALL GRAVITY FLOW LINES.

4. UNLESS OTHERWISE NOTED, ALL PIPING IS OVERHEAD, TIGHT TO UNDERSIDE OF SLAB, WITH SPACE

FOR INSULATION IF REQUIRED.

5. INSTALL PIPING SO THAT ALL VALVES ARE ACCESSIBLE.

6. COORDINATE ALL PLUMBING WORK WITH FIRE PROTECTION WORK, MECHANICAL WORK,

ELECTRICAL WORK, AND WORK OF OTHER TRADES, SHOWN ON OTHER DRAWINGS.

7. MAINTAIN MINIMUM 6'-8" CLEARANCE TO UNDERSIDE OF PIPES, CONDUITS, SUSPENDED EQUIPMENT, ETC., THROUGHOUT ACCESS ROUTES IN MECHANICAL AND ELECTRICAL ROOMS.

8. CERTAIN ITEMS SUCH AS ACCESS DOORS, CLEANOUTS, RISE AND DROPS IN PIPING, ETC., ARE INDICATED ON THE DRAWINGS FOR CLARITY OR A SPECIFIC LOCATION REQUIREMENT AND SHALL NOT BE INTERPRETED AS THE EXTENT OF THE REQUIREMENTS FOR THESE ITEMS. THE CONTRACTOR SHALL BE RESPONSIBLE FOR THESE ITEMS AS REQUIRED ELSEWHERE IN THE CONTRACT DOCUMENTS.

9. WHERE THE INSTALLATION OF NEW SERVICES OR THE EXTENSION OF EXISTING SERVICES

REQUIRE CUTTING OF EXISTING FLOORS, WALLS, PARTITIONS, ETC., IT SHALL BE THE

RESPONSIBILITY OF THE CONTRACTOR TO CHECK FOR THE PRESENCE OF EXISTING MECHANICAL AND/OR ELECTRICAL SERVICES WITHIN OR IMMEDIATELY BENEATH CONSTRUCTION AND EXERCISE NECESSARY PRECAUTIONS TO PREVENT DAMAGE TO THE SERVICES OR INJURY TO HIS PERSONNEL

DUE TO CONTACT WITH SAME. WHERE PRACTICAL, SUCH EXISTING SERVICES SHALL BE

TEMPORARILY DISCONNECTED DURING THE CUTTING OPERATION. SUCH OUTAGES IN SERVICE SHALL

BE SCHEDULED IN ADVANCE WITH THE COR.

10. FLOW SCHEMATIC AND RISER DIAGRAMS INDICATE FLOW AND OPERATION CONCEPTS AS WELL AS GENERAL ARRANGEMENT OF EQUIPMENT. VALVES, PRESSURE GAUGES, ETC. ARE INDICATED FOR THIS PURPOSE. ADDITIONAL VALVES, PRESSURE GAUGES, ETC. SHALL BE PROVIDED AS SHOWN ON VARIOUS EQUIPMENT DETAILS. SEE PLANS AND DETAILS FOR PIPE SIZES NOT INDICATED ON

FLOW SCHEDULES AND RISER DIAGRAMS.

11. INFORMATION SHOWN ON THE PLUMBING DRAWINGS PERTAINING TO EXISTING CONDITIONS

HAS BEEN OBTAINED FROM AVAILABLE BUILDING DRAWINGS OR GENERAL FIELD OBSERVATIONS

AND MAY NOT INDICATE ACTUAL EXISTING CONDITIONS IN DETAIL OR DIMENSION. EXISTING

CONDITIONS ARE SHOWN IN AN APPROXIMATE WAY ONLY. THE CONTRACTOR SHALL BE

RESPONSIBLE FOR DETERMINING THE ACTUAL EXISTING CONDITIONS PRIOR TO DEMOLITION OR

PERFORMANCE OF ANY WORK. SHOULD CONDITIONS BE DISCOVERED THAT PREVENT

EXECUTION OF THE WORK AS INDICATED, OR THERE IS A QUESTION REGARDING SCOPE OF

WORK OR LIMITS OF DISTURBANCE, THE CONTRACTOR SHALL IMMEDIATELY NOTIFY THE

COR IN WRITING AND AWAIT WRITTEN DIRECTION BEFORE PROCEEDING WITH THE WORK.

12 REMOVE ALL EXISTING PIPING, FIXTURES, EQUIPMENT, AND MATERIALS NOT REQUIRED FOR

RE-USE OR RE-INSTALLATION (SHOWN OR OTHERWISE). ALL EXISTING MATERIALS AND

EQUIPMENT WHICH ARE REMOVED AND ARE DESIRED BY THE COR, OR ARE INDICATED TO

REMAIN THE PROPERTY OF GOVERNMENT SHALL BE DELIVERED BY THE CONTRACTOR WHERE

DIRECTED BY THE COR. ALL OTHER MATERIALS AND EQUIPMENT WHICH ARE REMOVED SHALL

BECOME THE PROPERTY OF THE CONTRACTOR AND SHALL BE REMOVED BY THE CONTRACTOR

FROM THE PREMISES.

13. DISCONNECT EXISTING PIPING NO LONGER REQUIRED TO REMAIN IN SERVICE (SHOWN OR

OTHERWISE) AND REMOVE PIPING BACK TO SERVICE MAINS UNLESS OTHERWISE INDICATED OR

NOTED ON PLANS. REMOVE EXISTING PIPE HANGERS, SUPPORTS, VALVES, ETC. CAP, PLUG, OR

SEAL EXISTING PIPING INDICATED OR REQUIRED TO REMAIN IN SERVICE OR IN PLACE. NO

EXISTING PIPING SHALL BE LEFT UNSEALED VALVE ALL TERMINATED PRESSURE PIPE.

14 EXISTING PLUMBING PIPING, FIXTURES, EQUIPMENT, AND MATERIALS AFFECTED BY

DEMOLITION OR NEW WORK INSTALLATION AND REQUIRED TO REMAIN IN SERVICE SHALL BE

RE-INSTALLED OR SUPPORTED AS REQUIRED IN ACCORDANCE WITH THE SPECIFICATIONS. ALL

WORK SHALL BE COMPLETED TO THE SATISFACTION OF THE COR AND AT NO ADDITIONAL

CONTRACT COST.

15. ALL PIPING AND EQUIPMENT WITHIN THE PENTHOUSE SHALL BE SUPPORTED FROM THE FLOOR.

PLUMBING ABBREVIATIONS

(APPLICABLE TO ALL PLUMBING DRAWINGS)

SYMBOL DESCRIPTION

HW

FOS

D

P-100

PLUMBING LEGEND

(APPLICABLE TO ALL PLUMBING DRAWINGS)

DRAIN PIPING

HOT WATER

FUEL OIL SUPPLY

CONNECT TO EXISTING

END OF DEMOLITION

SHUTOFF VALVE

SECTION DESIGNATION

TOP - SECTION REFERENCE

BOTTOM - REFERENCED DRAWING

HOSE BIBB

FLOOR DRAIN

CW COLD WATER

FOR FUEL OIL RETURN

G GAS

STM STEAM

HWR HOT WATER RETURN

CAP (PIPE OR DUCT)

THERMOMETER

UNION

RELIEF VALVE

PLUMBING DESIGN CRITERIA

TOTAL BUILDING DOMESTIC WATER DEMAND: 800 GPH

DESIGN HOT WATER LOAD: 798 MBH

MAXIMUM DESIGN NATURAL GAS CONSUMPTION: 8,558 MBH

MAXIMUM DESIGN FUEL OIL CONSUMPTION: 66 GPH

CHECK VALVE

STRAINER

PRESSURE GAUGE

BALANCING VALVE

SOLENOID VALVE

Mechanical Replacement at the Life Sciences Building

Baltimore City

Community College

2901 Liberty Heights Ave, Baltimore, MD 21215

SHEET OF 39

BID SET

Professional Certification: I certify that these documents were prepared or approved by me, and that I am a duly licensed professional engineer under the laws of the State of Maryland.

License No:36608 Expiration Date:12/23/2027

Mechanical, Electrical, Plumbing, Fire Protection Engineering Henry Adams, LLC 600 Baltimore Avenue, Suite 400, Baltimore, MD 21204 Office: (410) 296-6500

06/16/2026

DESCRIPTIONDATEMARK

PROJECT NO.:

DATE:

CHK'D BY:

DRAWN BY:

CAD DWG FILE:

CC-622-260-003DGS PROJECT NO.:

25-B017

Cost Estimating Forella Group, LLC 5580 Parkstone Drive, Suite 250, Chantily, VA 20151 Office: (703) 540-2230

CEL

EKD

Structural Engineering Onyx Design and Consulting, LLC 55 S Queen St Suite 01, York, PA 17403 Office: (717) 852-1260

P-001

P-001.DWG

PLUMBING COVER SHEET

Professional Certification: I certify that these documents were prepared or approved by me, and that I am a duly licensed

MECH

PENTHOUSE

PD-301

ROOF ROOF

ROOF

Mechanical Replacement at the Life Sciences Building

Baltimore City

Community College

2901 Liberty Heights Ave, Baltimore, MD 21215

SHEET OF 39

BID SET

Professional Certification: I certify that these documents were prepared or approved by me, and that I am a duly licensed professional engineer under the laws of the State of Maryland.

License No:36608 Expiration Date:12/23/2027

Mechanical, Electrical, Plumbing, Fire Protection Engineering Henry Adams, LLC 600 Baltimore Avenue, Suite 400, Baltimore, MD 21204 Office: (410) 296-6500

06/16/2026

DESCRIPTIONDATEMARK

PROJECT NO.:

DATE:

CHK'D BY:

DRAWN BY:

CAD DWG FILE:

CC-622-260-003DGS PROJECT NO.:

25-B017

Cost Estimating Forella Group, LLC 5580 Parkstone Drive, Suite 250, Chantily, VA 20151 Office: (703) 540-2230

CEL

EKD

Structural Engineering Onyx Design and Consulting, LLC 55 S Queen St Suite 01, York, PA 17403 Office: (717) 852-1260

PD-101

ROOF - PLUMBING - DEMOLITION PLAN

1/8" = 1'-0" 0 4 16 24 FT8

1/8" = 1' - 0"

N

DRAWING NOTES: (APPLICABLE TO THIS DRAWING ONLY)

1. EXISTING SHOWN WITH LIGHT WEIGHT LINE,

2. DEMOLITION SHOWN WITH HEAVY DASHED WEIGHT LINE,

3. INFORMATION SHOWN ON THIS DRAWING PERTAINING TO EXISTING CONDITIONS HAS

BEEN OBTAINED FROM AVAILABLE BUILDING DRAWINGS OR GENERAL FIELD

OBSERVATIONS AND MAY NOT INDICATE ACTUAL EXISTING CONDITIONS IN DETAIL

OR DIMENSION. EXISTING CONDITIONS ARE SHOWN IN AN APPROXIMATE WAY ONLY.

THE CONTRACTOR SHALL BE RESPONSIBLE FOR DETERMINING THE ACTUAL

EXISTING CONDITIONS PRIOR TO FABRICATION OR PERFORMANCE OF ANY WORK.

SHOULD CONDITIONS BE DISCOVERED THAT PREVENT EXECUTION OF THE WORK AS

INDICATED, OR THERE IS A QUESTION REGARDING SCOPE OF WORK OR LIMITS OF

DISTURBANCE, THE CONTRACTOR SHALL IMMEDIATELY NOTIFY THE COR IN WRITING

AND AWAIT WRITTEN DIRECTION BEFORE PROCEEDING WITH THE WORK.

PD-105

PD-105.DWG

ROOF - PLUMBING -

DEMOLITION

EX WATER

SYSTEM AND

TANKS

EX AIR TANK

SYSTEM

EX FCU

MECH

PENTHOUSE

EX ABANDONED

DUNNAGE

EX ABANDONED

DUNNAGE

RX AS

RX SG-1

EX P-2 EX P-1

EX ABANDONED

DUNNAGE

EX LAB

AIR

SYSTEM

EX P-7

EX P-8

EX BWF

RX FCU-2

EX 4" G DN

RX 4"

RX 2"

RX

G

EX 2" HW DN

EX 1" HWR DN

EX 3" CW DN

EX CW DN TO AIR COMPRESSOR

EX

H

W

EX

C

W

EX HW

EX HWR

EX CW

RX BFPEX CW

EX CW

RX

C

W

RX HB

RX

C

W

EX

C

W

EX

H

WR

EX STM

EX HW

EX CW

EX CW

EX HW

EX STM

EX CW

EX HW

EX STM

EX FD

EX FD

EX FD

EX FD

EX FD

EX FD

EX FD EX FD

EX FD EX FD

EX FDEX FD

EX

D

EX D ON FLR

EX

D

EX HB

RX BLR-2

RX BLR-1EX

H

WR

RX G

RX FOSRX FOR

RX CW

EX ABANDONED

DUNNAGE

EX HWR

PUMP

(PMP-13)

EX FD

EX

S

TM

EX

C W

EX COLD ROOM

CONDENSING UNITS

RX 3"

RX 3/4"

RX 3/4"

RX 3"

RX 3/4"

EX HEATING COIL

EX COOLING COIL

EX HEATING COIL

EX COOLING COIL

EX HUMIDIFIERS

EX STM

EX HUMIDIFIER

EX STM

RX FCU-3

RX DWH-1

RX DWH-224

RX FUEL OIL DAY TANK

EX

H

W 3

EX FOS/FOR DN

CAP

RX D

EX D

EX D

RX D

RX FLASH TANK5

RX 3" D RX 1" CW

Mechanical Replacement at the Life Sciences Building

Baltimore City

Community College

2901 Liberty Heights Ave, Baltimore, MD 21215

SHEET OF 39

BID SET

Professional Certification: I certify that these documents were prepared or approved by me, and that I am a duly licensed professional engineer under the laws of the State of Maryland.

License No:36608 Expiration Date:12/23/2027

Mechanical, Electrical, Plumbing, Fire Protection Engineering Henry Adams, LLC 600 Baltimore Avenue, Suite 400, Baltimore, MD 21204 Office: (410) 296-6500

06/16/2026

DESCRIPTIONDATEMARK

PROJECT NO.:

DATE:

CHK'D BY:

DRAWN BY:

CAD DWG FILE:

CC-622-260-003DGS PROJECT NO.:

25-B017

Cost Estimating Forella Group, LLC 5580 Parkstone Drive, Suite 250, Chantily, VA 20151 Office: (703) 540-2230

CEL

EKD

Structural Engineering Onyx Design and Consulting, LLC 55 S Queen St Suite 01, York, PA 17403 Office: (717) 852-1260

PD-301

PENTHOUSE - PLUMBING - ENLARGED PLAN - DEMOLITION PLAN

3/16" = 1'-0"

N

0 2 8 12 FT4

3/16" = 1' - 0"

DRAWING NOTES: (APPLICABLE TO THIS DRAWING ONLY)

1. EXISTING SHOWN WITH LIGHT WEIGHT LINE,

2. DEMOLITION SHOWN WITH HEAVY DASHED WEIGHT LINE,

3. INFORMATION SHOWN ON THIS DRAWING PERTAINING TO EXISTING CONDITIONS HAS

BEEN OBTAINED FROM AVAILABLE BUILDING DRAWINGS OR GENERAL FIELD

OBSERVATIONS AND MAY NOT INDICATE ACTUAL EXISTING CONDITIONS IN DETAIL OR

DIMENSION. EXISTING CONDITIONS ARE SHOWN IN AN APPROXIMATE WAY ONLY. THE

CONTRACTOR SHALL BE RESPONSIBLE FOR DETERMINING THE ACTUAL EXISTING

CONDITIONS PRIOR TO FABRICATION OR PERFORMANCE OF ANY WORK. SHOULD

CONDITIONS BE DISCOVERED THAT PREVENT EXECUTION OF THE WORK AS

INDICATED, OR THERE IS A QUESTION REGARDING SCOPE OF WORK OR LIMITS OF

DISTURBANCE, THE CONTRACTOR SHALL IMMEDIATELY NOTIFY THE COR IN WRITING

AND AWAIT WRITTEN DIRECTION BEFORE PROCEEDING WITH THE WORK.

4. COORDINATE ALL DOMESTIC WATER SHUTDOWNS WITH COR.

5. COORDINATE ALL PHASING WITH COR.

5.1. REPLACE FUEL OIL DAY TANK AND FUEL OIL PIPING PRIOR TO REPLACING

BOILERS AND DWH'S.

5.2. REPLACE DWH'S OVER OWNER APPROVED SYSTEM SHUTDOWNS.

6. PRESSURE TEST ALL EXISTING DOMESTIC WATER PIPING WITHIN PENTHOUSE.

PROVIDE AN ALLOWANCE TO REPLACE ANY JOINTS AS REQUIRED.

SEE MECHANICAL DRAWINGS FOR MORE INFORMATION.

EXISTING DRAIN PAN TO REMAIN.

COORDINATE PHASING OF BOILER REPLACEMENT WITH COR.

COORDINATE PHASING OF DWH REPLACEMENT WITH COR.

RX VENT UP TO 6" BELOW ROOF AND CAP. ENSURE THE EXISTING ROOF

PENETRATION IS SEALED AIR AND WATER TIGHT.

VALVE AND CAP.

SPECIAL NOTES: (APPLICABLE TO THIS DRAWING ONLY)

PD-301

PD-301.DWG

PLUMBING PART PLANS -

DEMOLITION

P-301

ROOF ROOF

ROOF

Mechanical Replacement at the Life Sciences Building

Baltimore City

Community College

2901 Liberty Heights Ave, Baltimore, MD 21215

SHEET OF 39

BID SET

Mechanical, Electrical, Plumbing, Fire Protection Engineering Henry Adams, LLC 600 Baltimore Avenue, Suite 400, Baltimore, MD 21204 Office: (410) 296-6500

06/16/2026

DESCRIPTIONDATEMARK

PROJECT NO.:

DATE:

CHK'D BY:

DRAWN BY:

CAD DWG FILE:

CC-622-260-003DGS PROJECT NO.:

25-B017

Cost Estimating Forella Group, LLC 5580 Parkstone Drive, Suite 250, Chantily, VA 20151 Office: (703) 540-2230

Structural Engineering Onyx Design and Consulting, LLC 55 S Queen St Suite 01, York, PA 17403 Office: (717) 852-1260

P-105

ROOF - PLUMBING - NEW WORK PLAN

1/8" = 1'-0" 0 4 16 24 FT8

1/8" = 1' - 0"

N

DRAWING NOTES: (APPLICABLE TO THIS DRAWING ONLY)

1. EXISTING SHOWN WITH LIGHT WEIGHT LINE,

2. NEW WORK SHOWN WITH HEAVY WEIGHT LINE,

P-105

CEL

P-105.DWG

ROOF - PLUMBING - NEW

WORK

EKD

Professional Certification: I certify that these documents were prepared or approved by me, and that I am a duly licensed

EX WATER

SYSTEM AND

TANKS

EX AIR TANK

SYSTEM

EX FCU

MECH

PENTHOUSE

EX ABANDONED

DUNNAGE

EX ABANDONED

DUNNAGE

AS

EX ET

EX P-2 EX P-1

EX ABANDONED

DUNNAGE

EX LAB

AIR

SYSTEM

EX P-7

EX P-8

EX BWF

FCU-2

EX 4" G DN

4"

2"

G

EX 2" HW DN

EX 1" HWR DN

EX 3" CW DN

EX CW DN TO AIR COMPRESSOR

EX

H

W

EX

C

W

EX HW

EX HWR

EX CW

BFP-1EX CW

EX CW

CW

HB

CW

EX STM

EX HW

EX CW

EX CW

EX HW

EX STM

EX CW

EX HW

EX STM

EX FD

EX FD

EX FD

EX FD

EX FD

EX FD

EX FD EX FD

EX FD EX FD

EX FDEX FD

D

EX D ON FLR

D

EX HB

BLR-2

BLR-1

EX

H

W

EX

C W

EX

H

WR

G

FOSFOR

CW

EX ABANDONED

DUNNAGE

EX HWR

PUMP

(PMP-13)

EX FD

EX

S

TM

EX

C W

EX COLD ROOM

CONDENSING UNITS

3"

3/4"

3/4"

3"

3/4"

EX HEATING COIL

EX COOLING COIL

EX HEATING COIL

EX COOLING COIL

EX HUMIDIFIERS

EX STM

EX HUMIDIFIER

EX STM

24 DWH-2DWH-1

FCU-3

DT-1

EX

H

WR

FO

R

FO

S

EX 3/4" FOS/R DN

3/4"

2 4

1" D

EX D

1" D

EX D

1-1/2" CW

3/4"

3/4"

7 7 Mechanical Replacement at the Life Sciences Building

Baltimore City

Community College

2901 Liberty Heights Ave, Baltimore, MD 21215

SHEET OF 39

BID SET

Professional Certification: I certify that these documents were prepared or approved by me, and that I am a duly licensed professional engineer under the laws of the State of Maryland.

License No:36608 Expiration Date:12/23/2027

Mechanical, Electrical, Plumbing, Fire Protection Engineering Henry Adams, LLC 600 Baltimore Avenue, Suite 400, Baltimore, MD 21204 Office: (410) 296-6500

06/16/2026

DESCRIPTIONDATEMARK

PROJECT NO.:

DATE:

CHK'D BY:

DRAWN BY:

CAD DWG FILE:

CC-622-260-003DGS PROJECT NO.:

25-B017

Cost Estimating Forella Group, LLC 5580 Parkstone Drive, Suite 250, Chantily, VA 20151 Office: (703) 540-2230

CEL

EKD

Structural Engineering Onyx Design and Consulting, LLC 55 S Queen St Suite 01, York, PA 17403 Office: (717) 852-1260

P-301

PENTHOUSE - PLUMBING - ENLARGED PLAN - NEW WORK

3/16" = 1'-0"

N

0 2 8 12 FT4

3/16" = 1' - 0"

DRAWING NOTES: (APPLICABLE TO THIS DRAWING ONLY)

1. EXISTING SHOWN WITH LIGHT WEIGHT LINE,

2. NEW WORK SHOWN WITH HEAVY WEIGHT LINE,

3. INFORMATION SHOWN ON THIS DRAWING PERTAINING TO EXISTING CONDITIONS HAS

BEEN OBTAINED FROM AVAILABLE BUILDING DRAWINGS OR GENERAL FIELD

OBSERVATIONS AND MAY NOT INDICATE ACTUAL EXISTING CONDITIONS IN DETAIL OR

DIMENSION. EXISTING CONDITIONS ARE SHOWN IN AN APPROXIMATE WAY ONLY. THE

CONTRACTOR SHALL BE RESPONSIBLE FOR DETERMINING THE ACTUAL EXISTING

CONDITIONS PRIOR TO FABRICATION OR PERFORMANCE OF ANY WORK. SHOULD

CONDITIONS BE DISCOVERED THAT PREVENT EXECUTION OF THE WORK AS

INDICATED, OR THERE IS A QUESTION REGARDING SCOPE OF WORK OR LIMITS OF

DISTURBANCE, THE CONTRACTOR SHALL IMMEDIATELY NOTIFY THE COR IN WRITING

AND AWAIT WRITTEN DIRECTION BEFORE PROCEEDING WITH THE WORK.

4. COORDINATE ALL DOMESTIC WATER SHUTDOWNS WITH COR.

5. COORDINATE ALL PHASING WITH COR.

5.1. REPLACE FUEL OIL DAY TANK AND FUEL OIL PIPING PRIOR TO REPLACING

BOILERS AND DWH'S.

5.2. REPLACE DWH'S OVER OWNER APPROVED SYSTEM SHUTDOWNS.

6. ALL PIPING AND EQUIPMENT WITHIN THE PENTHOUSE SHALL BE SUPPORTED FROM

THE FLOOR.

7. PRESSURE TEST ALL EXISTING DOMESTIC WATER PIPING WITHIN PENTHOUSE.

PROVIDE AN ALLOWANCE TO REPLACE ANY JOINTS AS REQUIRED.

SEE MECHANICAL DRAWINGS FOR MORE INFORMATION

MOUNT IN EXISTING DRAIN PAN.

COORDINATE PHASING OF BOILER REPLACEMENT WITH COR

COORDINATE PHASING OF DWH REPLACEMENT WITH COR

MOUNT ON FLOOR.

SEAL PIPE PENETRATIONS THROUGH WALL.

NEW STRUCTURAL COLUMN. ROUTE PIPING AROUND COLUMN.

SPECIAL NOTES: (APPLICABLE TO THIS DRAWING ONLY)

P-301

P-301.DWG

PLUMBING PART PLANS -

NEW WORK

at the Life Sciences Building

Baltimore City

Community College

2901 Liberty Heights Ave, Baltimore, MD 21215

SHEET OF 39

BID SET

Professional Certification: I certify that these documents were prepared or approved by me, and that I am a duly licensed professional engineer under the laws of the State of Maryland.

License No:36608 Expiration Date:12/23/2027

Mechanical, Electrical, Plumbing, Fire Protection Engineering Henry Adams, LLC 600 Baltimore Avenue, Suite 400, Baltimore, MD 21204 Office: (410) 296-6500

06/16/2026

DESCRIPTIONDATEMARK

PROJECT NO.:

DATE:

CHK'D BY:

DRAWN BY:

CAD DWG FILE:

CC-622-260-003DGS PROJECT NO.:

25-B017

Cost Estimating Forella Group, LLC 5580 Parkstone Drive, Suite 250, Chantily, VA 20151 Office: (703) 540-2230

CEL

EKD

Structural Engineering Onyx Design and Consulting, LLC 55 S Queen St Suite 01, York, PA 17403 Office: (717) 852-1260

GAS VENT TO OUTDOORS

REGULATOR

PRESSURE GAGE

CONCENTRIC REDUCER CONTROL LINE

RELIEF VALVE

RELIEF

VENT

TO

OUTDOORS

TEST PORT

G

GAS PRESSURE REGULATOR PIPING

NOTE: EXTEND REGULATOR VENT AND RELIEF VENT TO OUTDOORS INDEFINITELY. TERMINATE VENTS IN ACCORDANCE WITH CODE REQUIREMENTS FOR CLEARANCES FROM LOT LINES, WALKWAYS, OUTDOOR AIR INTAKES (NATURAL AND MECHANICAL), OPERABLE OPENINGS, ETC., VENT SIZING AND QUANTITY BY

REGULATOR MANUFACTURER.

HWR

CW

140 HW

12"

DWH-1

0 H W

NO

1/2" HB

G

1-1/2"

DRAIN, PIPE TO NEAREST FLOOR DRAIN

VACUUM RELIEF VALVE. INSTALL ABOVE

THE TOP OF THE WATER HEATER.

T

CWHW

R

THERMOMETER,

TYPICAL (TYP)

12"

FULL SIZE DIRT LEG TYP)

GAS TRAIN (TYP)

TEMPERATURE AND PRESSURE

RELIEF VALVE (TYP)

PIPE TO NEAREST

FLOOR DRAIN, TYPICAL (TYP)

DWH-2

0 H

W

NO

1/2" HB

G

1-1/2"

3/4"

CWHW

R

SPECIAL NOTE:

1 GAS RELIEF VENT TO OUTDOORS. QUANTITY AND SIZE AS REQUIRED FOR GAS TRAIN.

1.

GENERAL NOTE:

MAINTAIN MANUFACTURER'S REQUIRE CLEARANCE

ABOVE AND ON ALL SIDES OF WATER HEATER.

1-1/2"

EX 140 HW

140 HW

DUAL-FIRED DOMESTIC WATER HEATER PIPING

GENERAL NOTES: (APPLICABLE TO ALL PLUMBING SCHEDULES)

1. UNIT NUMBERS ARE INDICATED WHERE ALL UNITS ARE LISTED AND NUMBERED

INDIVIDUALLY.

2. UNIT SYMBOLS ARE INDICATED WHERE ALL UNITS ARE NOT LISTED AND NUMBERED

INDIVIDUALLY.

3. UNIT TYPES ARE DESCRIBED IN THE SPECIFICATIONS.

4. TEMPERATURE VALUES ARE LISTED IN DEGREES FAHRENHEIT.

5. FLUID PRESSURE VALUES ARE LISTED IN FEET OF WATER GAGE.

6. PIPE SIZES ARE LISTED IN SINGLE-NUMBER INCHES OF NOMINAL DIAMETER OR MULTIPLE

NUMBER INCHES OF INDICATED PARAMETER. CONNECTION SIZES ARE BRANCH SIZES FROM

MAINS TO UNIT INLETS. SINGLE PIPE SIZE IS TYPICAL FOR SUPPLY AND RETURN.

REPLACE TEMPERATURE SENSOR. CONNECT TO BAS, TYP.

EX 1" HWR

EX 2" CW

EX 2" 140 HW

3/4"

P-501

P-501.DWG

PLUMBING DETAILS AND

SCHEDULES

COMBUSTION AIR INTAKE

DAMPER (D-1), TYP OF 2

2. WHEN A DWH IS ENERGIZED, D-1 SHALL OPEN. SEE DWG

M-701 FOR MORE INFORMATION.

FOS/R FOS/R

(5.0 GPM)

(5.0 GPM)

EX PUMP-13. REBALANCE TO 10 .0 GPM

EX DRAIN PAN EX DRAIN PAN

VENT CONNECTION

RUPTURE BASIN

3/4" FOS

3/4" FOR

TANK FILL

OVERFLOW

TANK DRAIN

RUPTURE BASIN DRAIN. PIPE TO

NEAREST FLOOR DRAIN

VENT CONNECTION

3/4" FOS 3/4" FOR

TANK FILL OVERFLOW

RUPTURE BASIN DRAIN. PIPE TO

NEAREST FLOOR DRAIN

SIDE VIEW

TOP VIEW

DAY TANK DETAIL

PITCH

DEPTH OF SEAL AS

REQUIRED TO OVERCOME

OPERATING STATIC

PRESSURE DIFFERENTIAL.

SIZE AS INDICATED,

EXCEPT NO SMALLER

THAN DRAIN PAN

NIPPLE.

CLEANOUT PLUG

PER

MANUFACTURER'S

REQUIREMENT

DRAIN PAN

FCU CONDENSATE DRAIN TRAP

ROOF ROOF

PENTHOUSE PENTHOUSE

BLR-1

(4,119 CFH)

G

EX

G

EX 4"

4"

3"

2"

14"1 PSI BLR-1

(4,119 CFH)

3"

14"1 PSI DWH-2

(399 CFH)

1"

14"1 PSI DWH-2

(399 CFH)

1"

14"1 PSI

ROOF ROOF

PENTHOUSE PENTHOUSE

DT-1

DWH-1EX

FO

S

EX

FO

R

FOS

FOREX 3/4"

3/4" 3/4" 3/4"

3/4"

DWH-2

3/4"

BLR-2

3/4"

BLR-1

3/4"

Mechanical Replacement at the Life Sciences Building

Baltimore City

Community College

2901 Liberty Heights Ave, Baltimore, MD 21215

SHEET OF 39

BID SET

Professional Certification: I certify that these documents were prepared or approved by me, and that I am a duly licensed professional engineer under the laws of the State of Maryland.

License No:36608 Expiration Date:12/23/2027

Mechanical, Electrical, Plumbing, Fire Protection Engineering Henry Adams, LLC 600 Baltimore Avenue, Suite 400, Baltimore, MD 21204 Office: (410) 296-6500

06/16/2026

DESCRIPTIONDATEMARK

PROJECT NO.:

DATE:

CHK'D BY:

DRAWN BY:

CAD DWG FILE:

CC-622-260-003DGS PROJECT NO.:

25-B017

Cost Estimating Forella Group, LLC 5580 Parkstone Drive, Suite 250, Chantily, VA 20151 Office: (703) 540-2230

CEL

EKD

Structural Engineering Onyx Design and Consulting, LLC 55 S Queen St Suite 01, York, PA 17403 Office: (717) 852-1260

P-601

NATURAL GAS RISER DIAGRAM

NOT TO SCALE

P-601

FUEL OIL RISER DIAGRAM

NOT TO SCALE

P-601

PLUMBING RISER

DIAGRAMS

at the Life Sciences Building

Baltimore City

Community College

2901 Liberty Heights Ave, Baltimore, MD 21215

SHEET OF 39

BID SET

Professional Certification: I certify that these documents were prepared or approved by me, and that I am a duly licensed professional engineer under the laws of the State of Maryland.

License No:36608 Expiration Date:12/23/2027

Mechanical, Electrical, Plumbing, Fire Protection Engineering Henry Adams, LLC 600 Baltimore Avenue, Suite 400, Baltimore, MD 21204 Office: (410) 296-6500

06/16/2026

DESCRIPTIONDATEMARK

PROJECT NO.:

DATE:

CHK'D BY:

DRAWN BY:

CAD DWG FILE:

CC-622-260-003DGS PROJECT NO.:

25-B017

Cost Estimating Forella Group, LLC 5580 Parkstone Drive, Suite 250, Chantily, VA 20151 Office: (703) 540-2230

CEL

EKD

Structural Engineering Onyx Design and Consulting, LLC 55 S Queen St Suite 01, York, PA 17403 Office: (717) 852-1260

GENERAL MECHANICAL NOTES

(APPLICABLE TO ALL MECHANICAL DRAWINGS)

1. COORDINATE ALL MECHANICAL WORK WITH PLUMBING WORK, ELECTRICAL WORK, AND WORK OF OTHER TRADES SHOWN ON OTHER DRAWINGS.

2. RUN ALL DRAIN PIPING WITH 2 PERCENT MINIMUM GRADE UNLESS OTHERWISE NOTED.

3. INSTALL PIPING AND DUCTWORK SO THAT ALL VALVES AND DAMPERS ARE ACCESSIBLE PER INTERNATIONAL MECHANICAL CODE SECTION 306.

4. UNLESS OTHERWISE NOTED, ROUTE ALL PIPING AND DUCTWORK OVERHEAD, TIGHT TO UNDERSIDE OF SLAB OR STRUCTURE, WITH SPACE FOR INSULATION IF REQUIRED.

5. MAINTAIN MINIMUM 6'-8" CLEARANCE TO UNDERSIDE OF PIPES, DUCTS, CONDUITS, SUSPENDED EQUIPMENT, ETC., THROUGHOUT ACCESS ROUTES IN MECHANICAL AND

ELECTRICAL ROOMS.

6. CERTAIN ITEMS SUCH AS ACCESS DOORS, CLEANOUTS, RISE AND DROPS IN DUCTWORK AND PIPING, ETC., ARE INDICATED ON THE DRAWINGS FOR CLARITY OR A SPECIFIC

LOCATION REQUIREMENT AND SHALL NOT BE INTERPRETED AS THE EXTENT OF THE REQUIREMENTS FOR THESE ITEMS. THE CONTRACTOR SHALL BE RESPONSIBLE FOR

THESE ITEMS AS REQUIRED ELSEWHERE IN THE CONTRACT DOCUMENTS.

7. WHERE THE INSTALLATION OF NEW SERVICES OR THE EXTENSION OF EXISTING SERVICES REQUIRES CUTTING OF EXISTING FLOORS, WALLS, PARTITIONS, ETC., CHECK FOR THE PRESENCE OF EXISTING MECHANICAL, PLUMBING AND ELECTRICAL SERVICES WITHIN OR IMMEDIATELY BENEATH CONSTRUCTION. EXERCISE NECESSARY PRECAUTIONS TO PREVENT DAMAGE TO THE SERVICES OR INJURY TO PERSONNEL DUE TO CONTACT WITH SAME. TEMPORARILY DISCONNECT SERVICES DURING THE

CUTTING OPERATION. SCHEDULE SERVICE OUTAGES IN ADVANCE WITH THE COR.

8. CONTRACTOR SHALL BE RESPONSIBLE FOR RESEARCHING ALL SYSTEMS THAT A PARTICULAR OUTAGE WILL AFFECT AS WELL AS LOCATING ALL SHUTOFF POINTS.

INCLUDE THIS INFORMATION IN THE OUTAGE PLAN AND SUBMIT TO COR FOR APPROVAL.

9. PROVIDE AN AUTOMATIC AIR VENT AT THE TOP OF ALL RISERS AND AT THE HIGH POINT OF EACH DROP IN THE HEATING AND CHILLED WATER SYSTEMS.

10. PROVIDE HOSE END DRAIN VALVES AT BOTTOM OF ALL RISERS AND LOW POINTS.

11. ALL BALANCING VALVES AND BUTTERFLY VALVES SHALL BE PROVIDED WITH POSITION INDICATORS AND MAXIMUM ADJUSTABLE MEMORY STOPS.

12. UNION AND OR FLANGES SHALL BE INSTALLED AT EACH PIECE OF EQUIPMENT TO PERMIT DISASSEMBLE FOR ALTERATIONS AND REPAIRS.

13. PROVIDE FLEXIBLE CONNECTIONS IN ALL PIPING SYSTEMS CONNECTED TO PUMPS, AND OTHER EQUIPMENT WHICH REQUIRE VIBRATIONS ISOLATION EXCEPTS WATER

COILS. FLEXIBLE CONNECTIONS SHALL BE PROVIDED AS CLOSE TO THE EQUIPMENT AS POSSIBLE OR AS INDICATED ON THE DRAWINGS.

14. THE LOCATIONS OF ALL ITEMS SHOWN ON THE DRAWINGS OR CALLED FOR IN THE SPECIFICATIONS THAT ARE NOT DEFINITELY FIXED BY DIMENSIONS ARE APPROXIMATE

ONLY. THE EXACT LOCATIONS NECESSARY TO SECURE THE BEST CONDITIONS AND RESULTS MUST BE DETERMINED BY THE PROJECT SITE CONDITIONS.

15. PROVIDE FLEXIBLE CONNECTIONS AT ALL DUCTWORK SYSTEMS (SUPPLY, RETURN, AND EXHAUST) CONNECTED TO AIR HANDLING UNITS, FANS, AND OTHER EQUIPMENT

WHICH REQUIRE VIBRATION ISOLATION. FLEXIBLE CONNECTORS SHALL BE PROVIDED AT THE POINT OF CONNECTION TO THE EQUIPMENT UNLESS OTHERWISE INDICATED.

16. THE LOCATION OF EXISTING UTILITIES IS SHOWN IN AN APPROXIMATE WAY ONLY. DETERMINE THE EXACT LOCATION OF ALL EXISTING UTILITIES BEFORE COMMENCING

WORK. REPAIR ALL DAMAGES OCCASIONED BY FAILURE TO EXACTLY LOCATE AND PRESERVE ANY AND ALL UTILITIES.

17. FLOW SCHEMATIC AND RISER DIAGRAMS INDICATE FLOW AND OPERATION CONCEPTS AS WELL AS GENERAL ARRANGEMENT OF EQUIPMENT. VALVES, PRESSURE GAUGES, ETC. ARE INDICATED FOR THIS PURPOSE. ADDITIONAL VALVES, PRESSURE GAUGES, ETC. SHALL BE PROVIDED AS SHOWN ON VARIOUS EQUIPMENT DETAILS. SEE PLANS

AND DETAILS FOR PIPE SIZES NOT INDICATED ON FLOW SCHEDULES AND RISER DIAGRAMS.

18. INFORMATION SHOWN ON THE MECHANICAL DRAWINGS PERTAINING TO EXISTING CONDITIONS HAS BEEN OBTAINED FROM AVAILABLE BUILDING DRAWINGS OR GENERAL FIELD OBSERVATIONS AND MAY NOT INDICATE ACTUAL EXISTING CONDITIONS IN DETAIL OR DIMENSION. EXISTING CONDITIONS ARE SHOWN IN AN APPROXIMATE WAY ONLY. THE CONTRACTOR SHALL BE RESPONSIBLE FOR DETERMINING THE ACTUAL EXISTING CONDITIONS PRIOR TO DEMOLITION OR PERFORMANCE OF ANY WORK.

SHOULD CONDITIONS BE DISCOVERED THAT PREVENT EXECUTION OF THE WORK AS INDICATED, OR THERE IS A QUESTION REGARDING SCOPE OF WORK OR LIMITS OF DISTURBANCE, THE CONTRACTOR SHALL IMMEDIATELY NOTIFY THE COR IN WRITING AND AWAIT WRITTEN DIRECTION BEFORE PROCEEDING WITH THE WORK.

19. REMOVE ALL EXISTING PIPING, DUCTWORK, EQUIPMENT, AND MATERIALS NOT REQUIRED FOR RE-USE OR RE-INSTALLATION (SHOWN OR OTHERWISE). ALL EXISTING MATERIALS AND EQUIPMENT WHICH ARE REMOVED AND ARE DESIRED BY THE GOVERNMENT, OR ARE INDICATED TO REMAIN THE PROPERTY OF GOVERNMENT SHALL BE DELIVERED BY THE CONTRACTOR WHERE DIRECTED BY THE COR. ALL OTHER MATERIALS AND EQUIPMENT WHICH ARE REMOVED SHALL BECOME THE PROPERTY OF THE

CONTRACTOR AND SHALL BE REMOVED BY THE CONTRACTOR FROM THE PREMISES.

20. DISCONNECT EXISTING PIPING NO LONGER REQUIRED TO REMAIN IN SERVICE (SHOWN OR OTHERWISE) AND REMOVE PIPING BACK TO SERVICE MAINS UNLESS OTHERWISE INDICATED OR NOTED ON PLANS. REMOVE EXISTING PIPE HANGERS, SUPPORTS, VALVES, ETC. CAP, PLUG, OR SEAL EXISTING PIPING INDICATED OR REQUIRED TO REMAIN IN SERVICE OR IN PLACE. NO EXISTING PIPING SHALL BE LEFT UNSEALED. VALVE ALL TERMINATED PRESSURE PIPE.

21. EXISTING MECHANICAL PIPING, DUCTWORK, EQUIPMENT, AND MATERIALS AFFECTED BY DEMOLITION OR NEW WORK INSTALLATION AND REQUIRED TO REMAIN IN SERVICE SHALL BE RE-INSTALLED OR SUPPORTED AS REQUIRED IN ACCORDANCE WITH THE SPECIFICATIONS. ALL WORK SHALL BE COMPLETED TO THE SATISFACTION OF THE COR

AND AT NO ADDITIONAL CONTRACT COST.

22. REMOVE ALL ACCESSORIES, CONTROLS, ENCLOSURES, SUPPORTS, HANGERS, PADS, ETC. ASSOCIATED WITH ALL EQUIPMENT SHOWN TO BE REMOVED. REPAIR AND PAINT DAMAGED SURFACES AND ALL SURFACES BEHIND ALL EQUIPMENT SHOWN TO BE DEMOLISHED TO MATCH EXISTING ADJACENT SURFACES.

23. PROVIDE UNIONS FOR ALL VALVES, STRAINERS, ETC. UNIONS SHALL BE INDEPENDENT OF VALVE, STRAINER, ETC.

24. ALL DUCTWORK, PIPING, AND EQUIPMENT WITHIN THE PENTHOUSE SHALL BE SUPPORTED FROM THE FLOOR. ACCESS SHALL BE MAINTAINED.

25. COORDINATE EXACT PHASING OF EQUIPMENT REPLACEMENT WITH COR.

MECHANICAL ABBREVIATIONS

(APPLICABLE TO ALL MECHANICAL DRAWINGS)

ACV AUTOMATIC CONTROL VALVE

AFF ABOVE FINISHED FLOOR

AFM AIRFLOW MONITOR

AHU AIR HANDLING UNIT

AS AIR SEPARATOR

ATC AUTOMATIC TEMPERATURE CONTROLS

ATU AIR TERMINAL UNIT

BAS BUILDING AUTOMATION SYSTEM

BLR BOILER

BWF BYPASS WATER FILTER

C CARBON MONOXIDE SENSOR

CC COOLING COIL

CFM CUBIC FEET PER MINUTE

CHR CHILLED WATER RETURN

CHS CHILLED WATER SUPPLY

COR CONTRACTING OFFICERS REPRESENTATIVE

CO2 CARBON DIOXIDE

CS CURRENT SENSOR

D DAMPER / DEPTH / DIAMETER / DRAIN

DB DRY BULB / DECIBEL

DIA DIAMETER

DN DOWN

DPS DIFFERENTIAL PRESSURE SWITCH

DWH DOMESTIC WATER HEATER

EA EXHAUST AIR

EAT ENTERING AIR TEMPERATURE

EF EXHAUST FAN

EFT ENTERING FLUID TEMPERATURE

ELEC ELECTRICAL

ESS EMERGENCY SHUTDOWN SWITCH

ET EXPANSION TANK

EWT ENTERING WATER TEMPERATURE

EX EXISTING

F FAHRENHEIT

FC FLEXIBLE CONNECTION

FCU FAN COIL UNIT

FD FLOOR DRAIN

FM FLOW METER

FOS FUEL OIL SUPPLY

FOR FUEL OIL RETURN

FPD FLUID PRESSURE DROP

FS FLOW SWITCH

FT FEET / FOOT

G GAS

GAL GALLON

GPM GALLONS PER MINUTE

H HEIGHT / HUMIDISTAT / HUMIDITY SENSOR

HC HEATING COIL

HOA HAND-OFF-AUTOMATIC

HP HORSEPOWER

HR HEATING WATER RETURN

HS HEATING WATER SUPPLY

MECHANICAL LEGEND

HS HOT WATER HEATING SUPPLY

HOT WATER HEATING RETURN

CHS

CHR

CHILLED WATER SUPPLY

CHILLED WATER RETURN

COMBINATION TEMPERATURE/HUMIDITY/OCCUPANCY SENSOR

OUTDOOR AIR OR SUPPLY AIR DUCT

RETURN AIR DUCT

EXHAUST AIR DUCT

CALLOUT DESIGNATION

TOP - VIEW REFERENCE

BOTTOM - REFERENCED DRAWING

END POINT OF REMOVAL

CONNECT TO EXISTING

M-301

DESCRIPTIONSYMBOL

HR

SMOKE DETECTOR

VOLUME DAMPER

MOTOR OPERATED DAMPER

FIRE DAMPER

SHUTOFF VALVE

BALANCING VALVE

TWO WAY AUTOMATIC CONTROL VALVE

UNION

CAP (PIPE OR DUCT)

PRESSURE GAUGE

THERMOMETER

AIR VENT

PRESSURE REDUCING VALVE

PIPE ANCHOR

CARBON DIOXIDE SENSOR

CHECK VALVE

STRAINER

RELIEF VALVE

HVAC HEATING, VENTILATION, AND AIR CONDITIONING

HZ HERTZ

IN INCH

L LENGTH

LAT LEAVING AIR TEMPERATURE

LFT LEAVING FLUID TEMPERATURE

LLS LIQUID LEVEL SENSOR

LWT LEAVING WATER TEMPERATURE

M MECHANICAL

MAX MAXIMUM

MBH THOUSAND BRITISH THERMAL UNITS PER HOUR

MD MECHANICAL DEMOLITION

MIN MINIMUM

MOD MOTOR OPERATED DAMPER

N NORTH

NC NORMALLY CLOSED

NO NUMBER

NTS NOT TO SCALE

OA OUTDOOR AIR

P PRESSURE

PH PHASE

PHC PREHEAT COIL

PPM PARTS PER MILLION

PRV PRESSURE REDUCING VALVE

RA RETURN AIR

RHC REHEAT COIL

RLF RELIEF AIR

RPM ROTATIONS PER MINUTE

RV RELIEF VALVE

RX REMOVE EXISTING

S SMOKE DETECTOR / SWITCH

SA SOUND ATTENUATOR / SUPPLY AIR

SENS SENSIBLE

SG STEAM GENERATOR

SP STATIC PRESSURE

SPSS STATIC PRESSURE SENSING STATION

STM STEAM

T THERMOSTAT / TEMPERATURE SENSOR

TYP TYPICAL

UH UNIT HEATER

V VALVE / VOLTS

VAV VARIABLE AIR VOLUME

VD VOLUME DAMPER

VFMC VARIABLE FREQUENCY MOTOR CONTROLLERS

W WIDE / WIDTH

WB WET BULB

WG WATER GAGE

WPD WATER PRESSURE DROP

M-001

M-001.DWG

MECHANICAL COVER

SHEET

MECHANICAL DESIGN CRITERIA

TOTAL BUILDING HEATING LOAD: 6,450 MBH

DESIGN OUTDOOR AMBIENT TEMPERATURE (HEATING): 0 DEGREES F

DESIGN INDOOR HEATING SPACE SETPOINT: 70 DEGREES F

MAXIMUM DESIGN NATURAL GAS CONSUMPTION: 8,558 MBH

MAXIMUM DESIGN FUEL OIL CONSUMPTION: 66 GPH

FOS

FOR

FUEL OIL SUPPLY

FUEL OIL RETURN

SOLENOID VALVE

G

D

NATURAL GAS

DRAIN

MD-301

ROOFROOF

ROOF

PENTHOUSE

Mechanical Replacement at the Life Sciences Building

Baltimore City

Community College

2901 Liberty Heights Ave, Baltimore, MD 21215

SHEET OF 39

BID SET

Professional Certification: I certify that these documents were prepared or approved by me, and that I am a duly licensed professional engineer under the laws of the State of Maryland.

License No:36608 Expiration Date:12/23/2027

Mechanical, Electrical, Plumbing, Fire Protection Engineering Henry Adams, LLC 600 Baltimore Avenue, Suite 400, Baltimore, MD 21204 Office: (410) 296-6500

06/16/2026

DESCRIPTIONDATEMARK

PROJECT NO.:

DATE:

CHK'D BY:

DRAWN BY:

CAD DWG FILE:

CC-622-260-003DGS PROJECT NO.:

25-B017

Cost Estimating Forella Group, LLC 5580 Parkstone Drive, Suite 250, Chantily, VA 20151 Office: (703) 540-2230

CEL

EKD

Structural Engineering Onyx Design and Consulting, LLC 55 S Queen St Suite 01, York, PA 17403 Office: (717) 852-1260

MD-105

ROOF - DUCTWORK - DEMOLITION PLAN

1/8" = 1'-0" 0 4 16 24 FT8

1/8" = 1' - 0"

DRAWING NOTES: (APPLICABLE TO THIS DRAWING ONLY)

1. EXISTING SHOWN WITH LIGHT WEIGHT LINE,

2. DEMOLITION SHOWN WITH HEAVY DASHED WEIGHT LINE,

3. INFORMATION SHOWN ON THIS DRAWING PERTAINING TO EXISTING CONDITIONS HAS

BEEN OBTAINED FROM AVAILABLE BUILDING DRAWINGS OR GENERAL FIELD

OBSERVATIONS AND MAY NOT INDICATE ACTUAL EXISTING CONDITIONS IN DETAIL

OR DIMENSION. EXISTING…