240068 WSFCS Admin Bldg AHU Replacement_100% CD Set (1).pdf
PDF 4 MB Posted
- Attached to
- HVAC 475 Admin Building
- Solicitation number
- 260-260-02182025-91400
- Issued by
- Forsyth County, North Carolina
About this file
This is a complete construction drawing set from SKA Consulting Engineers for an AHU (Air Handling Unit) replacement project at the Winston-Salem/Forsyth County Schools Administrative Office building located at 475 Corporate Square Drive in Winston-Salem, NC. The drawings detail the replacement of two air handling units (AHU-1 and AHU-2) along with associated condensing units, ductwork modifications, electrical connections, and controls integration. The project includes both base bid work for AHU-1 and Alternate No. 1 for AHU-2. The drawing set is dated May 29, 2024 and includes mechanical and electrical plans, specifications, schedules, and control diagrams.
The drawings specify split DX air handling units with VFD-driven supply fans, electric duct heaters (EDH-1 and EDH-2), and new condensing units (CU-1 and CU-2). The electrical scope includes new power connections from the existing main switchboard MSB and panel LP2, along with control panel and VFD installations. The mechanical systems are designed for 92°F summer and 18°F winter outdoor conditions, maintaining 70°F indoor temperature and 50% relative humidity. The drawings include detailed demolition and new work plans for both floors, showing precise locations and specifications for all new equipment and modifications to existing systems.
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CONSULTING
ENGINEERS
7900 Triad Center Drive, Suite 200 Greensboro, NC 27409-9075 t: 336 855 0993
NC License No. F-0508
GREENSBORO, NC
CORPORATE OFFICE
ASHEVILLE, NC
CHARLESTON, SC
CHARLOTTE, NC
CHARLOTTESVILLE, VA
RALEIGH-DURHAM, NC
WILMINGTON, NC
Quality. Integrity. Innovation.www.skaeng.com
SKA Consulting Engineers, Inc.
DRAWING SHEET INDEX VICINITY MAP
Date:
Set No:
Issued For:
These drawings are instruments of service and shall remain the property of SKA Consulting Engineers, Inc. whether the project for which they are made is executed or not. These drawings are not to be used in part or in whole by the owner or any other person or agency on this or any other projects or extensions to this project except by agreement in writing and with appropriate compensation to SKA. © Copyright 2024 by SKA Consulting Engineers, Inc. all rights reserved except as permitted under the United States Copyright Act of 1976, no part of this document may be reproduced or distributed in any form or by any means without the written permission of SKA
Consulting Engineers, Inc.
Project Number: 230268-0000 File Name: 240068-G0000.dwg Plotted: 5/28/2024 1:00:25 PM
475 CORPORATE SQUARE DR. SKA PROJECT NUMBER: 240068 WINSTON-SALEM, NC 27105
GENERAL
G0.1 APPENDIX "B"
MECHANICAL
M1.1 MECHANICAL NOTES, SYMBOLS, SPECIFICATIONS, LEGENDS, CONTROL DIAGRAMS, DETAILS, SECTIONS AND SCHEDULES
M2.1 MECHANICAL FIRST FLOOR DEMOLITION AND NEW WORK PLANS
M2.2 MECHANICAL SECOND FLOOR DEMOLITION AND NEW WORK PLANS - ALTERNATE NO. 1
ELECTRICAL
E1.1 ELECTRICAL LEGEND, SPECIFICATIONS, AND SCHEDULES
E2.1 ELECTRICAL FIRST FLOOR PLANS
E2.2 ELECTRICAL SECOND FLOOR PLANS - ALTERNATE NO. 1
E3.1 ELECTRICAL ONE-LINE DIAGRAMS AND PANEL SCHEDULES
WSFCS ADMIN OFFICE
FOR
AHU REPLACEMENT
PROJECT LOCATION
FOR CONSTRUCTION
05-29-2024
AP
PE
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M ar k D at e
R ev is io n
Designed By:
Drawn By:
Checked By:
Date:
JMM
JAM
JMM
05-29-2024
G0.1
Project Number:
File Name: 240068-G0001 Plotted: 5/28/2024 9:52 AM
CONSULTING
ENGINEERS
240068
7900 Triad Center Drive, Suite 200 Greensboro, NC 27409-9075 t: 336 855 0993
NC License No. F-0508
GREENSBORO, NC
CORPORATE OFFICE
ASHEVILLE, NC
CHARLESTON, SC
CHARLOTTE, NC
CHARLOTTESVILLE, VA
RALEIGH-DURHAM, NC
WILMINGTON, NC
QUALITY. INTEGRITY. INNOVATION.
www.skaeng.com
SKA Consulting Engineers, Inc.
These drawings are instruments of service and shall remain the property of SKA Consulting Engineers, Inc. whether the project for which they are made is executed or not. These drawings are not to be used in part or in whole by the owner or any other person or agency on this or any other projects or extensions to this project except by agreement in writing and with appropriate compensation to SKA. © Copyright 2024 by SKA Consulting Engineers, Inc. all rights reserved except as permitted under the United States Copyright Act of 1976, no part of this document may be reproduced or distributed in any form or by any means without the written permission of SKA Consulting Engineers, Inc.
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Address:
Owner/ Authorized Agent:
DESIGNER
Architectural
Electrical Fire Alarm Plumbing Mechanical Sprinkler-Standpipe Structural
Other
Phone #
FIRM TELEPHONE #LICENSE #
Name of Project:
Code Enforcement Jurisdiction:
Owned By: City/County
County Private State
NAME
Civil
New Construction Addition Renovation
I-B
I-A II-A
II-B
III-A IV V-A
III-B
Yes NFPA 13 NFPA 13R NFPA 13DNo WetYesNo Class III III Dry
YesNo
FLOOR
3rd Floor
EXISTING (SQ FT) NEW (SQ FT) SUB-TOTAL
1st Floor Basement
Mezzanine 2nd Floor
TOTAL
A-1Assembly Business
A-3A-2 A-4 A-5
Retaining Walls >5' High
City
CONTACT:
2018 NC BUILDING CODE:
BASIC BUILDING DATA:
Construction Type:
Sprinklers:
Standpipes:
Fire District:
Gross Building Area Table:
STORY NO. DESCRIPTION
AND USE
(A)
BLDG AREA PER
STORY (ACTUAL)
(B)
TABLE 506.2
AREA
(C)
AREA FOR FRONTAGE
INCREASE
(D)
ALLOWABLE AREA
PER STORYOR
UNLIMITED
1,5 2,3
ALLOWABLE AREA
Primary Occupancy Classification(s):
1. Frontage area increases from section 506.3 are computed thus:
a. Perimeter which fronts a public way or open space having 20 feet minimum width = _________________(F)
b. Total Building Perimeter = _________________(P)
c. Ratio (F/P) = _________________(F/P)
d. W = Minimum width of public way = _________________(W)
e. Percent of frontage increase I = 100 [F/P - 0.25] x W/30 = _________________(%)
2. Unlimited area applicable under conditions of Sections 507.
3. Maximum Building Area = total number of stories in the building x D (maximum 3 stories) (506.2).
4. The maximum area of open parking garages must comply with Table 406.5.4.
5. Frontage increase is based on the unsprinklered area value in Table 506.2 f
* indicate section number permitting reduction
BUILDING ELEMENT FIRE
SEPARATION
DISTANCE
(FEET)
RATING DETAIL #
AND
SHEET #
DESIGN #
FOR
RATED
ASSEMBLY
DESIGN # FOR
RATED
PENETRATION
DESIGN #
FOR
RATED
JOINTS
REQ'D. PROVIDED
(W/________*
REDUCTION)
Structural Frame, including columns, girders, trusses
Bearing walls
Exterior
North
East
West
South
Interior
Nonbearing walls and partitions . Exterior walls
North
East
West
South
Interior walls and partitions
Floor construction Including supporting beams and joists
Floor Ceiling Assembly
Columns Supporting Floors
Roof construction Including supporting beams and joists
Roof Ceiling Assembly
Columns Supporting Floors
Shaft Enclosures - Exit
Shaft Enclosures - Other
Corridor Separation
Occupancy/Fire Barrier Separation
Party/Fire Wall Separation
Smoke Barrier Separation
Tenant/Dwelling Unit/Sleeping Unit Separation
Incidental Use Separation
LIFE SAFETY SYSTEM REQUIREMENTS
No No No
Yes Yes Yes
No Yes No Yes
Emergency Lighting:
Exit Signs:
Fire Alarm:
Smoke Detection Systems:
Panic Hardware:
FIRE PROTECTION REQUIREMENTS
SSSpectral Response Acceleration %g S1 %g Site Classification
Basic structural system Bearing wall Dual w/special moment frame Building frame Dual w/intermediate R/C or special steel Moment frame Inverted pendulum
V =Seismic base shear Analysis Procedure Simplified Equivalent Lateral Force Dynamic Architectural, Mechanical, Components anchored?
Earthquake Wind
Field Test (provide copy of test report) psf Presumptive Bearing capacity psf Pile size, type, and capacity
ENERGY REQUIREMENTS:
(Local Jurisdiction, Department of Insurance, OSC, DPI, DHHS, ICC, etc., describe
The following data shall be considered minimum and any special attribute required to meet the energy code shall also be provided. Each Designer shall furnish the required portions of the project information for the plan data sheet. If performance method, state the annual energy cost budget vs annual energy cost for the proposed design.
THERMAL ENVELOPE
Roof/ceiling assembly
Description of assembly U-value of total assembly R-value of insulation Skylights in each assembly
U-value of skylight Total square footage of skylights in each assembly
Exterior walls
Openings (windows or doors with glazing) R-value of insulation U-value of total assembly
Projection factor Solar heat gain coefficient U-value of assembly
Door R-Values
Description of assembly
LATERAL DESIGN CONTROL:
SOIL BEARING CAPACITIES:
PLUMBING FIXTURE REQUIREMENTS
USE WATERCLOSETS URINALS LAVATORIES SHOWERS/
TUBS
DRINKING FOUNTAINS
MALE FEMALE MALE FEMALE REGULAR ACCESSIBLE
SPECIAL APPROVALS
ENERGY SUMMARY
Mechanical spacing conditioning system
Description of unit Heating efficiency Cooling efficiency Size category of unit
Unitary
Building cooling load
Interior design conditions winter dry bulb summer dry bulb relative humidity
Building heating load
Thermal zone: 4A winter dry bulb summer dry bulb
Performance Prescriptive
ELECTRICAL SYSTEM AND EQUIPMENT
MECHANICAL SUMMARY
Method of Compliance:
Lighting schedule lamp type required in fixture number of lamps in fixture ballast type used in fixture number of ballasts in fixture total wattage per fixture total interior wattage specified vs allowed (whole building or space by space) total exterior wattage specified vs allowed
MECHANICAL SYSTEMS, SERVICE SYSTEMS, AND EQUIPMENT:
List equipment efficiencies
State
2018 APPENDIX B
BUILDING CODE SUMMARY FOR ALL COMMERCIAL PROJECTS
(except 1 and 2-family dwellings and townhouses) (Reproduce the following data on the building plans sheet 1 or 2)
ALLOWABLE
(TABLE 503)
SHOWN ON
PLANS
CODE
REFERENCE
Building Height in Feet (Table 504.3) Feet _____________
Building Height in Stories (Table 504.4) Stories ___________ Stories
ALLOWABLE HEIGHT
V-B
Prescriptive Repair2018 NC EXISTING BUILDING CODE: EXISTING:
CONSTRUCTED: CURRENT OCCUPANCY(S) (Ch. 3):
RENOVATED:
Partial
YesNoFlood Hazard Area:
Field Test Presumptive Historical Data
V =
Size category. If oversized, state reason:
Boiler
Chiller
Special approval:
Zip Code
Partial x y
(each assembly)
(each assembly)
(check one)
Chapter 14
Life Safety Plan Sheet #: _____________________ Fire and/or smoke rated wall locations (Chapter 7) Assumed and real property line locations (if not on the site plan) Exterior wall opening area with respect to distance to assumed property lines (705.8) Occupancy Use for each area as it relates to occupant load calculation (Table 1004.1.2) Occupant loads for each area Exit access travel distances (1017) Common path of travel distances (Tables 1006.2.1 & 1006.3.2 (1) ) Dead end lengths (1020.4) Clear exit widths for each exit door
Actual occupant load for each exit door
Location of doors with panic hardware (1010.1.10) Location of doors with delayed egress locks and the amount of delay (1010.1.9.7) Location of doors with electromagnetic egress locks (1010.1.9.9) Location of doors equipped with hold-open devices Location of emergency escape windows (1030) The square footage of each fire area (202) The square footage of each smoke compartment for Occupancy Classification I-2 (407.5) Note any code exceptions or table notes that may have been utilized regarding the items above
C406.2 More Efficient HVAC Equipment Performance C406.3 Reduced Lighting Power Density C406.4 Enhanced Digital Lighting Controls C406.5 On-Site Renewable Energy C406.6 Dedicated Outdoor Air System C406.7 Reduced Energy Use in Service Water Heating
LIFE SAFETY PLAN REQUIREMENTS
A separate schematic plan indicating where fire rated floor/ceiling and/or roof structure is provided for purposes of occupancy separation
Maximum calculated occupant load capacity each exit door can accommodate based on egress width (1005.3)
ACCESSIBLE DWELLING UNITS
(SECTION 1107)
TOTAL
UNITS
ACCESSIBLE
UNITS
REQUIRED
ACCESSIBLE
UNITS
PROVIDED
TYPE A
UNITS
REQUIRED
TYPE A
UNITS
PROVIDED
TYPE B
UNITS
REQUIRED
TYPE B
UNITS
PROVIDED
TOTAL
ACCESSIBLE
UNITS PROVIDED
ACCESSIBLE PARKING
(SECTION 1106)
TOTAL UNITS TOTAL # OF PARKING SPACES # OF ACCESSIBLE SPACES PROVIDED TOTAL # ACCESSIBLE
PROVIDED
REQUIRED PROVIDED REGULAR 5'
ACCESS
AISLE
VAN SPACES WITH
132" ACCESS
AISLE
8' ACCESS
AISLE
TOTAL
Importance factors: Snow (I )Seismic (I )S
E Live loads:
Floor Mezzanine Roof psf psf psf
Ground snow load: psf Wind load:
Exposure category Ultimate wind speed mph (ASCE-7)
Provide the following seismic design parameters:
STRUCTURAL DESIGN
DESIGN LOADS:
SEISMIC DESIGN CATEGORY B DCA
Occupancy Category (Table 1604.5) II IVIIII
(ASCE 7)) B DCA E F
Data Source:
Yes No
(TABLE 2902.1)
3AClimate Zone: 4A 5A
Method of Compliance: Energy Code
Walls below grade
R-value of insulation U-value of total assembly Description of assembly
(each assembly)
Floors over unconditional space
R-value of insulation U-value of total assembly Description of assembly
(each assembly)
Floors slab on grade
R-value of insulation U-value of total assembly Description of assembly
Horizontal/vertical requirement slab heated
Size category. If oversized, state reason:
Energy Code:
Performance PrescriptiveASHRAE 90.1:
Additional Efficiency Package Options
AHU Replacement For WSFCS Admin Office 435 Corporate Square Dr. Winston-Salem, NORTH CAROLINA 27105
18 deg F
WSFCS 336-748-4000
N/A (OCCUPANT LOAD EGRESS
SYSTEM UNCHANGED)
N/A (BUILDING PROTECTION
REQUIREMENTS
UNCHANGED)
N/A - NO CHANGES
N/A - NO CHANGES
N/A N/A N/A N/A N/A
N/A (BUILDING UNCHANGED)
(336)855-0993SKA CONSULTING
ENGINEERS, INC. JAMES M. MALONEY 033109 jmmaloney@skaeng.com
JAMES M. MALONEY
N/A (BUILDING UNCHANGED)
1980 BUSINESS
BASEMENT
FIRST
N/A
1st Time Interior Completion Shell / Core - Contact the local inspection jurisdiction for possible additional procedures and requirements Phased Construction - Shell / Core - contact the local inspection jurisdiction for possible additional procedures and requirements
Level I Level II Historic Property
Alteration: Level III Change of Use
PROPOSED OCCUPANCY(S) (Ch. 3):
IRISK CATEGORY (Table 1604.5): Current: II III IV IProposed: II III IV
(Check all that apply)
Special Inspections Required: YesNo (Contact the local inspection jurisdiction for additional procedures and requirements.)
Educational Factory Hazardous Institutional
F-1 Moderate F-2 Low H-2 Detonate H-2 Deflagrate H-3 Combust H-4 Health H-5 HPM I-1 Condition 1 2 I-2 Condition 1 2 I-3 Condition 1 2 I-4
3 4 5
Mercantile Residential Storage S-1 Moderate
R-1 R-3R-2 R-4 S-2 Low High Piled
Parking Garage Open Enclosed Repair Garage Utility and Miscellaneous
Accessory Occupancy Classifications:
Incidental Uses (Table 509):
Special Uses (Chapter 4 - List Code Sections):
Special Provisions (Chapter 5 - List Code Sections):
Allowable Area Of Occupancy B
See below for area calculations for each story, the area of the occupancy shall be such that the sum of the ratios of the actual floor area of each use divided by the allowable floor area for each use shall not exceed 1.
The required type of construction for the building shall be determined by applying the height and area limitations for each of the applicable occupancies to the entire building. The most restrictive type of construction, so determined, shall apply to the entire building.
Separated Use (508.4) -
Exception:
Actual Area Of Occupancy A Allowable Area Of Occupancy A +
Actual Area Of Occupancy B
Non-Separated Use (508.3) -
Separation:No Yes Hr.
+ ...... = _ 1.00
_ 1
Mixed Occupancy:
1. Provide code reference if the "Shown on Plans" quantity is not based on Table 504.3 or 504.4.
2. The maximum height of air traffic control towers must comply with Table 412.3.1.
3. The maximum height of open parking garages must comply with table 406.5.4.
FIRE SEPARATION DISTANCE
(FEET) FROM PROPERTY LINES
DEGREE OF OPENINGS
PROTECTION (TABLE 705.8)
ALLOWABLE AREA (%) ``
PERCENTAGE OF WALL OPENING CALCULATIONS
N/A (BUILDING UNCHANGED)
NoExisting building envelope complies with code: Yes
NoExempt Building: Yes (provide code or statutory reference:)
Performance Prescriptive ASHRAE 90.1 Performance Prescriptive
(If "Other" specify source here)
(Prescriptive method only)
(PROVIDE ON THE STRUCTURAL SHEETS IF APPLICABLE)
(PROVIDE ON THE MECHANICAL SHEETS IF APPLICABLE)
ELECTRICAL SUMMARY
(PROVIDE ON THE ELECTRICAL SHEETS IF APPLICABLE)
(When using the 2018 NCECC; not required for ASHRAE 90.1)
E-mail:
N/A - NO CHANGES
CSanders@wsfcs.k12.nc.us
N/A (NO CHANGES TO EXISTING BUILDING FOOTPRINT)
92 deg F
70 deg F
50%
DX SPLIT AIR HANDLING UNITS
(SEE SCHEDULE)
N/A
N/A
(SEE SCHEDULE)
75 deg F
(SEE SCHEDULE)
(SEE SCHEDULE)
(336)855-0993SKA CONSULTING
ENGINEERS, INC. JOSH M. BOYER 055966 jmboyer@skaeng.com
35,760 0 35,760 0 0 0 35,040 0 35,040 35,040 0 35,040
105,840 0 105,840
N/A (LIFE SAFETY SYSTEMS UNCHANGED)
N/A
N/A
N/A - NO CHANGES
N/A (BUILDING UNCHANGED)
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Designed By:
Drawn By:
Checked By:
Date:
JMM
JAM
JMM
05-29-2024
M1.1
Project Number:
File Name: 240068-M0101 Plotted: 5/28/2024 3:33 PM
CONSULTING
ENGINEERS
240068
7900 Triad Center Drive, Suite 200 Greensboro, NC 27409-9075 t: 336 855 0993
NC License No. F-0508
GREENSBORO, NC
CORPORATE OFFICE
ASHEVILLE, NC
CHARLESTON, SC
CHARLOTTE, NC
CHARLOTTESVILLE, VA
RALEIGH-DURHAM, NC
WILMINGTON, NC
QUALITY. INTEGRITY. INNOVATION.
www.skaeng.com
SKA Consulting Engineers, Inc.
These drawings are instruments of service and shall remain the property of SKA Consulting Engineers, Inc. whether the project for which they are made is executed or not. These drawings are not to be used in part or in whole by the owner or any other person or agency on this or any other projects or extensions to this project except by agreement in writing and with appropriate compensation to SKA. © Copyright 2024 by SKA Consulting Engineers, Inc. all rights reserved except as permitted under the United States Copyright Act of 1976, no part of this document may be reproduced or distributed in any form or by any means without the written permission of SKA Consulting Engineers, Inc.
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THE CONTRACTOR MUST HAVE WRITTEN APPROVAL FROM THE ENGINEER PRIOR
TO INSTALLING ANY ALTERNATE PRODUCT.
PROVIDE SLEEVES FOR ALL PIPE AND DUCT THRU WALLS, FLOORS AND CEILINGS.
ROUTE CONDENSATE LINES FROM AIR CONDITIONING EQUIPMENT FULL SIZE AT
EQUIPMENT CONNECTION TO TERMINATION POINT BUT IN NO CASE LESS THAN 1" PIPE
SIZE OR 7/8" TUBING SIZE FOR GRAVITY DRAINS. PROVIDE P TRAPS ON EACH
CONDENSATE DRAIN.
UNLESS SPECIFICALLY NOTED OTHERWISE, ELECTRICAL CONTRACTOR SHALL
BE RESPONSIBLE FOR WIRING THE EQUIPMENT COMPLETE.
MANUAL BALANCING DAMPERS, ACCESS DOORS AND OTHER DUCTWORK
ACCESSORIES SHALL BE CONSTRUCTED OF THE SAME MATERIAL AS THE ADJACENT
DUCTWORK IN WHICH THEY ARE INSTALLED.
MECHANICAL CONTRACTOR SHALL BE RESPONSIBLE FOR VERIFYING IN THE FIELD
THAT THE MECHANICAL EQUIPMENT AND DUCTWORK FOR THIS PROJECT HAS BEEN
INSTALLED IN SUCH MANNER THAT VIBRATIONS SHALL NOT BE TRANSMITTED TO THE
BUILDING STRUCTURE. THIS SHALL INCLUDE, BUT NOT BE LIMITED TO, AVOIDING
CONTACT BETWEEN DUCTWORK, DUCTWORK SUPPORTS AND CEILING HANGERS,
CONDUIT, WALL STUDS OR BRACES, PIPING AND PIPING HANGERS, AND THE LIKE.
EQUIPMENT CONNECTION SIZES, ELEVATION, AND CONFIGURATIONS ARE SUBJECT TO
CHANGE WHEN CERTIFIED VENDOR SHOP DRAWINGS ARE RECEIVED. CONTRACTOR
SHALL CHECK CERTIFIED SHOP DRAWINGS PRIOR TO INSTALLATION OF DUCTWORK
AND PIPING, AND SHALL MAKE REQUIRED ADJUSTMENTS AT NO ADDITIONAL COST TO
THE OWNER.
COORDINATE DUCTWORK ROUTING AND SIZES WITH NEW PIPING, CONDUIT,
STRUCTURES AND OTHER INTERFERENCES TO AVOID CONFLICTS. ADJUST DUCT SHAPE
TO FIT OPENING. IF SIZE MUST BE CHANGED, USE EQUIVALENT FRICTION METHOD TO
SELECT REVISED SIZE.
CONTRACTOR SHALL COORDINATE LOCATIONS OF ALL DUCT AND PIPING TO INTERFACE
WITH PLUMBING, FIRE PROTECTION, ELECTRICAL, CONTROLS, STRUCTURAL, AND ALL
OTHER WORK, EXISTING OR NEW.
ALL PIPE LAYOUTS ARE GENERALLY DIAGRAMMATIC. CONTRACTOR SHALL FIELD
VERIFY AND RE-CONFIGURE FOR AVAILABLE SPACE FOR INDICATED PIPES BASED ON
MEASUREMENTS AND SURVEYS TAKEN OF THE FIELD CONDITIONS.
ALL DUCT LAYOUTS ARE GENERALLY DIAGRAMMATIC. CONTRACTOR SHALL FIELD
VERIFY AND RE-CONFIGURE FOR AVAILABLE SPACE FOR INDICATED DUCTS BASED ON
MEASUREMENTS AND SURVEYS TAKEN OF THE AS-BUILT CONDITIONS.
EQUIPMENT SELECTIONS SCHEDULED ON THE DRAWINGS AND IN THE
SPECIFICATIONS INDICATE A MINIMUM LEVEL OF ACCEPTABLE PERFORMANCE.
MATERIALS, EQUIPMENT AND INSTALLATION SHALL COMPLY WITH ALL
REQUIREMENTS OF THE SPECIFICATIONS.
12.
11.
10.
8.
7.
6.
5.
4.
3.
1.
2.
9.
15.
13.
14.
Dwg #
GENERAL NOTES:
240068-M1001.DWG
CONTRACTOR SHALL PREPARE, SUBMIT AND OBTAIN APPROVAL ON
SHOP DRAWINGS.
LOCATE ALL CONTROL DEVICES, AND THE LIKE, IN ACCESSIBLE POSITIONS WITH
ADEQUATE MAINTENANCE CLEARANCE. COORDINATE AND LOCATE DEVICES SO
ACCESS IS NOT BLOCKED BY LIGHTS, GRILLES, DUCTWORK, PIPING, STRUCTURE,
CONDUIT AND THE LIKE.
1.
3.
4.
5.
6.
7.
8.
9.
10.
11.
2.
EXISTING PIPING SYSTEMS THAT ARE SHOWN TO BE
COMPLETELY OR PARTIALLY REMOVED SHALL BE THOROUGHLY
DRAINED. LABEL OR TAG ALL ABANDONED OR OUT-OF-SERVICE
PIPING.ALL PIPING SYSTEMS THAT ARE TO BE ABANDONED IN PLACE SHALL BE
PROPERLY CAPPED OR TERMINATED WITH ISOLATION VALVE AND CAP
ASSEMBLIES ON THE ENDS. IN GENERAL, PIPING WILL NOT BE ABANDONED
ANYWHERE IN THIS FACILITY UNLESS IT EXTENDS INTO AN EXISTING FINISHED
SPACE IN THE PLANT THAT IS NOT INCLUDED IN THE RENOVATION WORK OF
THIS CONTRACT.
WHERE EXISTING PIPING IS NOTED OR OTHERWISE REQUIRED TO BE REMOVED,
DEMOLITION SHALL INCLUDE ALL PIPE HANGERS, THREADED ROD, INSULATION
ASSEMBLIES, AND THE LIKE, COMPLETE. SUPPORT ATTACHMENTS TO
PERMANENT BUILDING STRUCTURAL MEMBERS MAY BE ABANDONED IN PLACE
EXCEPT WHERE NOTED OTHERWISE.
WHERE EXISTING DUCTWORK IS NOTED OR OTHERWISE REQUIRED TO BE
REMOVED, DEMOLITION SHALL INCLUDE ALL DUCT HANGERS, THREADED ROD,
INSULATION ASSEMBLIES, AIR DISTRIBUTION, DUCTWORK ACCESSORIES, DUCT
HEATERS, AND THE LIKE, COMPLETE. SUPPORT ATTACHMENTS TO PERMANENT
BUILDING STRUCTURAL MEMBERS MAY BE ABANDONED IN PLACE EXCEPT WHERE
NOTED OTHERWISE.
UNDER NO CIRCUMSTANCES SHALL EXISTING EQUIPMENT OR FINISHES BE
REMOVED SUCH THAT THE EXISTING BUILDING FINISHES WILL BE EXPOSED TO THE
WEATHER OR ACCESSIBLE FOR UNAUTHORIZED ENTRY INTO THE PLANT. THIS
SHALL INCLUDE, BUT NOT BE LIMITED TO THE REMOVAL OF EXHAUST FANS, ROOF
MOUNTED EQUIPMENT, LOUVERS, AND THE LIKE. WHEN ROOFTOP EQUIPMENT IS
REMOVED, ROOF OPENINGS SHALL BE PROPERLY FLAGGED AND CLOSED TO
PREVENT INJURY TO PERSONNEL WORKING ABOVE OR BELOW THE ROOF.
WHERE CONCRETE HOUSEKEEPING PADS ARE INDICATED FOR REMOVAL,
DEMOLITION SHALL INCLUDE REMOVING THE CONCRETE PAD FLUSH WITH THE
EXISTING FLOOR SLAB. ALL DOWELS OR ANCHOR BOLTS SHALL BE GROUND
OFF FLUSH WITH THE FLOOR SLAB.
WHERE CONCRETE PADS ARE INDICATED TO REMAIN AFTER EQUIPMENT IS
REMOVED, DEMOLITION SHALL INCLUDE CUTTING AND GRINDING ANCHOR BOLTS
FLUSH WITH THE CONCRETE PAD SURFACE. DO NOT LEAVE BOLT STUDS
PROJECTING ABOVE THE PAD.
WHERE STEEL SUPPORT FRAMES ARE INDICATED FOR REMOVAL, DEMOLITION
SHALL INCLUDE REMOVING THE FRAME TO THE EXISTING CONCRETE SUPPORT
PIER OR PAD. ALL ANCHOR BOLTS SHALL BE GROUND OFF FLUSH WITH THE
CONCRETE SUPPORT PIER OR PAD. UNLESS NOTED OTHERWISE, STEEL SUPPORT
FRAMES WILL BE REMOVED BY THE MECHANICAL CONTRACTOR.
WHERE EXISTING CONTROLS ARE TO BE DECOMMISSIONED IN EXISTING CONTROL
CABINETS (EG.: EXISTING AHU AND PUMP STARTERS, LEAD/LAG SWITCHES, AND
THE LIKE), COMPONENTS SHALL BE SAFELY TERMINATED AND/OR REMOVED FROM
THE CONTROL CABINET. REMOVE EXISTING LABELS AND RELABEL DEVICE AS OUT
OF SERVICE. DO NOT ABANDON "HOT" SWITCHES IN CABINETS.
ALL ITEMS REMOVED PER THE DEMOLITION DRAWINGS SHALL, UNLESS
SPECIFICALLY NOTED OTHERWISE, BECOME THE CONTRACTOR'S PROPERTY AND
BE REMOVED PROMPTLY FROM THE SITE.
EXISTING MECHANICAL EQUIPMENT AND PIPING SYSTEMS WITH REFRIGERANT
CHARGE SHALL BE PROPERLY DECOMMISSIONED IN STRICT ACCORDANCE WITH
EPA REGULATIONS CONCERNING CONTAINMENT OF HCFC AND CFC
REFRIGERANTS. REFRIGERANT RECLAIM FROM THESE SYSTEMS PRIOR TO
DEMOLITION SHALL BE ACCOMPLISHED BY PROPERLY TRAINED, LICENSED
CONTRACTORS. UNDER NO CIRCUMSTANCES SHALL REFRIGERANTS BE RELEASED
INTO THE ATMOSPHERE AS A MEANS OF PURGING THE EXISTING SYSTEM CHARGE.
Dwg #
GENERAL DEMOLITION NOTES
240068-M1002.DWG
NET FREE FLOW AREA)
FOR NET FREE FLOW AREA)
FANS
CENTRIFUGAL
DUCTWORK
DUCT SIZE (FIRST FIGURE SIDE SHOWN)(DIMENSIONS
DUCT SECTION, SUPPLY (DIMENSIONS FOR NET FREE FLOW AREA)
DUCT SECTION, RETURN OR EXHAUST (DIMENSIONS FOR
20x12
30x12
30x12
FILTER
DETECTORS, FIRE AND/OR SMOKES
DAMPERS
ELECTRIC OPERATED
SUPPLY
EXHAUST OR RETURN
GRILLE OR REGISTER
OPPOSED BLADE
PARALLEL BLADE
M
Dwg #
SYMBOLS - AIR MOVING DEVICES AND COMPONENTS
240068-M1003.DWG
D.I.
D.O.
A.O.
A.I.
DIGITAL INPUT
DIGITAL OUTPUT
ANALOG INPUT
ANALOG OUTPUT
D.W. DIRECT WIRED
T ROOM THERMOSTAT
TS TEMPERATURE SENSOR
FT FLOW TRANSMITTER
TE TEMPERATURE ELEMENT
S SMOKE DETECTOR
TT TEMPERATURE TRANSMITTER
HUMIDITY TRANSMITTERHT
Dwg #
INSTRUMENT IDENTIFICATION
240068-M1005.DWG
FACP FIRE ALARM CONTROL PANEL
M
VALVE ACTUATORS (ELECTRIC)
PIPING LEGEND
MOTOR
RS/RL REFRIGERANT SUCTION/LIQUID PIPING
POINT OF CONNECTION
NEW TO OLD
CD CONDENSATE DRAIN
LIMITS OF DEMOLITION
Dwg #
SYMBOLS, VALVES PIPING SPECIALTIES AND LEGEND
240068-M1006.DWG
1 CONSTRUCTION NOTE (REF. #)
HOA HAND-OFF-AUTO SELECTOR SWITCH (STARTER)
DS DISCONNECT SWITCH
EC
MC
BY ELECTRICAL CONTRACTOR
BY MECHANICAL CONTRACTOR
BY GENERAL CONTRACTORGC
BY CONTROLS CONTRACTORCC
Dwg #
SPECIALTY SYMBOLS
240068-M1007.DWG
MOTOR HORSEPOWER:
NUMBER OF PHASES:
MINIMUM EFFICIENCY
MOTOR TYPE:
# OF POLES:
LIST EQUIPMENT EFFICIENCIES -
EQUIPMENT SCHEDULES WITH MOTORS (MECHANICAL SYSTEMS)
BOILER -
TOTAL BOILER OUTPUT. IF OVERSIZED, STATE REASON:
CHILLER TOTAL CHILLER CAPACITY. IF OVERSIZED, STATE
REASON:
MECHANICAL SPACING CONDITIONING SYSTEM
UNITARY
DESCRIPTION OF UNIT: -
HEATING EFFICIENCY: -
COOLING EFFICIENCY: -
HEAT OUTPUT OF UNIT: -
COOLING OUTPUT OF UNIT: -
BUILDING HEATING LOAD -
BUILDING COOLING LOAD -
INTERIOR DESIGN CONDITIONS
WINTER DRY BULB: -
SUMMER DRY BULB: -
RELATIVE HUMIDITY: -
THERMAL ZONE
WINTER DRY BULB: -
SUMMER DRY BULB: -
SUMMER WET BULB: -
PRESCRIPTIVE ENERGY COST BUDGET
METHOD OF COMPLIANCE
70°F
18°F 92°F 74°F
N/A
N/A
N/A
N/A N/A N/A N/A
SEE SCHEDULE
SEE SCHEDULE
SEE SCHEDULE
SEE SCHEDULE
SEE SCHEDULE
N/A
SEE SCHEDULE
Dwg #
MECHANICAL SYSTEMS, SERVICE SYSTEMS AND EQUIPMENT
240068-M1008.DWG
THERMAL ZONE4A
N/A
75°F 50%
AHU DIRECT REPLACEMENT
Dwg #
MECHANICAL SPECIFICATIONS
240068-M1009.DWG
GENERAL:
THE WORK SHOWN ON THE DRAWINGS CONSISTS OF PROVIDING A COMPLETE SYSTEM
INCLUDING LABOR, MATERIALS, ETC.
THE TERM "PROVIDE" USED THROUGHOUT SPECIFICATIONS AND ON DRAWINGS SHALL
MEAN TO "FURNISH, INSTALL AND CONNECT WITH ALL RELATED ACCESSORIES AS
REQUIRED FOR COMPLETE INSTALLATION READY FOR USE."
COMPLY WITH ALL APPLICABLE LOCAL AND STATE CODES, LAWS AND REGULATIONS
APPLICABLE TO MECHANICAL, HEATING, VENTILATING AND AIR CONDITIONING
INSTALLATION.
THE CONTRACTOR SHALL PAY ALL INSPECTION FEES AND SHALL INCLUDE THE COST
OF SUCH FEES IN HIS PROPOSAL.
ALL MATERIAL AND EQUIPMENT SHALL BE STRICTLY INSTALLED ACCORDING TO THE
MANUFACTURER'S INSTALLATION INSTRUCTIONS.
ELECTRONIC SHOP DRAWINGS SHALL BE SUBMITTED TO THE ENGINEER FOR THE
FOLLOWING: AIR HANDLING UNIT, ELECTRIC DUCT HEATER, INSULATION SYSTEMS.
CHECK AND VERIFY WITH THE OWNER, EQUIPMENT SUPPLIERS, AND ALL OTHER
DOCUMENTS FOR THE PROJECT THE EXACT REQUIREMENTS FOR PROVIDING
REQUIRED AND COMPLETE SERVICES FOR EQUIPMENT, SYSTEMS, ETC. AS SHOWN OR
INDICATED. MINOR CHANGES IN PIPE, DUCT, OR EQUIPMENT LOCATIONS MAY BE
MADE AT ANY TIME PRIOR TO ROUGHING-IN OF THE MECHANICAL WORK AT NO
ADDITIONAL COSTS TO THE OWNER.
FURNISH TO ENGINEER ONE SET OF MARKED UP MECHANICAL, PRINTS WITH ALL
DEVIATIONS AND CORRECTIONS SHOWING THE AS-BUILT CONDITIONS AND
DIMENSIONED, IF NECESSARY, LOCATIONS, ELEVATIONS, ETC. OF ALL PIPING,
EQUIPMENT, DUCTS, VALVES, ETC.
SEAL AIR- AND WATER-TIGHT AROUND ALL DUCTWORK, RUN THRU NEW WALLS,
PARTITIONS, FLOORS, CEILINGS, ETC. USE FIRE BARRIER CAULK AND PUTTY EQUAL
TO 3M TYPE 303 PUTTY OR TYPE CP-25 CAULK AS APPLICABLE AROUND
PENETRATIONS THRU FIRE-RATED WALLS, PARTITIONS, FLOOR, CEILING, ETC.
ARRANGE WORK TO AVOID CUTTING WORK OF OTHER TRADES. WHERE CUTTING IS
UNAVOIDABLE, CUT AND PATCH IN A MANNER NOT TO WEAKEN THE STRUCTURE OR
ADVERSELY AFFECT THE FINISHED APPEARANCE. REPAIR CUT AREAS TO MATCH
ADJACENT WORK.
CONTRACTOR SHALL VERIFY EXISTING CONDITIONS & DUCT SIZES. NEW DUCT SIZES
ON DRAWINGS ARE FREE AREA DIMENSIONS.
ALL EQUIPMENT SHALL HAVE UL LABEL AS APPLICABLE.
MATERIALS:
DUCTWORK:
GALVANIZED STEEL FABRICATED IN ACCORDANCE WITH LATEST SMACNA AND
ASHRAE GUIDE AND STANDARDS. TURNS SHALL BE SQUARE WITH TURNING VANES OR
WITH PROPER SIZE RADIUS. USE FOLLOWING GAUGES FOR LOW PRESSURE
DUCTWORK: WHERE THE LONGEST SECTION DIMENSION IS 0-12 INCHES - 26 GAUGE;
13-30 INCHES - 24 GAUGE. NEW DUCTWORK NOT UTILIZING FLANGED & GASKETED
JOINTS SHALL BE SEALED WITH NON-VOC SEALANT. DUCTWORK UPSTREAM OF VAV
BOXES SHALL COMPLY TO SMACNA SEAL CLASS B.
PROVIDE MANUAL BALANCING DAMPERS IN ALL BRANCH DUCTS. MANUAL DAMPERS
SHALL BE RUSKIN MODEL CD35, MD25 OR MDRS25, AS APPLICABLE OR EQUAL. ALL
MANUAL DAMPERS SHALL BE FURNISHED WITH A MATCHING HEAVY DUTY HAND
QUADRANT WITH MINIMUM 1-1/2" CLEARANCE FOR DUCT INSULATION SYSTEMS.
DUCT LINER:
ASTM C-518 GLASS FIBER DUCT LINER FOR THERMAL AND ACOUSTICAL INSULATION.
PRODUCT SHALL BE TYPE 1, RESILIENT, EASY-TO-HANDLE IN ROLL FORM WITH A
MINIMUM DENSITY OF 3.0 LB/CU.FT., 250°F INSULATION SERVICE TEMPERATURE,
MINIMUM "K" VALUE OF 0.28 AT 75°F MEAN TEMPERATURE, AND SUITABLE FOR USE IN
DUCTWORK WITH MAXIMUM AIR STREAM VELOCITIES OF 4000 FT/MIN. AIR STREAM
SIDE OF THE DUCT LINER SHALL BE FACTORY COATED WITH A SMOOTH,
BLACK-COATED MAT PLASTIC COATING OR NEOPRENE SPRAY COATING. DUCT LINER
SHALL COMPLY WITH NFPA 90A AND 255, ASTM E84, AND UL 723 REQUIREMENTS FOR
MAXIMUM FLAME SPREAD OF 25 OR LESS AND SMOKE DEVELOPED RATING NOT
EXCEEDING 50. THE DUCT LINER SHALL MEET THE REQUIREMENTS OF ASTM C-1071
FOR NOISE REDUCTION CRITERIA (NRC). AS A MINIMUM, THE CALCULATED NRC FOR
TYPE 1 DUCT LINER ONE INCH THICK (1") SHALL BE 0.45 AND AS A MINIMUM FOR TWO
INCH THICK (2") SHALL BE 0.95.
EXISTING DUCTWORK:
WHERE EXISTING DUCTWORK HAS BEEN CUT OR OPENED, IT SHALL BE CLOSED,
SEALED, & INSULATED WITH SAME MATERIALS TO MATCH EXISTING. CONTRACTOR
SHALL EXAMINE EXISTING DUCT FOR OBVIOUS SIGNS OF LEAKAGE. JOINTS FOUND TO
BE LEAKING SHALL BE SEALED WITH NON-VOC DUCT SEALANT MASTIC OR
EQUIVALENT.
CLEANING, PAINTING:
CLEAN ALL HANGERS, DUCTWORK, GRILLES, DIFFUSERS, EQUIPMENT, ETC. AND ALL
MARKINGS ON DUCTWORK, AND LEAVE READY FOR USE OR PAINTING.
ANY DUCTWORK, PIPING, EQUIPMENT, CONDUITS, ETC. INSTALLED OR MODIFIED IN
THE BUILDING SHALL BE PAINTED BY THE HEATING AND AIR CONDITIONING
CONTRACTOR AT HIS EXPENSE TO MATCH ADJACENT AREAS.
PIPE INSULATION:
ASTM C-534 CLOSED CELL ELASTOMERIC THERMAL INSULATION. TYPE I, WATER
VAPOR PERMEABILITY OF MAXIMUM 0.20 PERM-IN PER ASTM E-96, "K" VALUE OF 0.28
AT 75°F MEAN TEMPERATURE, SERVICE TEMPERATURE RANGE OF -40 TO +220°F.
INSULATION TO 3/4" THICKNESS SHALL HAVE A FLAME SPREAD RATING OF 25, SMOKE
DEVELOPED 50 PER ASTM E-84.
PIPE INSULATION JACKETING:
METAL JACKETING SHALL BE 0.016" THICK ALUMINUM OR ALUMINUM ALLOYS
CONFORMING TO ASTM B-209. METAL JACKETING INSTALLED OUTDOORS SHALL BE
FURNISHED WITH A STUCCO EMBOSSED PATTERN AND 3/16" DEEP CORRUGATED
EXTERIOR SURFACE. METAL JACKETING INSTALLED INDOORS SHALL BE SMOOTH,
NON-CORRUGATED TYPE. ALL JACKETING SHALL HAVE AN INTEGRALLY BONDED
MOISTURE BARRIER COATING OVER THE ENTIRE SURFACE IN CONTACT WITH THE
INSULATION. THE MOISTURE BARRIER COATING SHALL BE COMPOSED OF ONE LAYER
OF ONE MIL THICK POLYETHYLENE FILM WITH A PROTECTIVE LAYER OF 40 POUND
KRAFT PAPER, OR THE EQUIVALENT, TO PREVENT MOISTURE AND CORROSIVES
WITHIN THE INSULATION FROM CONTACTING THE METAL JACKET AND CAUSING A
GALVANIC OR CHEMICAL CORROSION.
JACKETING FOR STRAIGHT PIPE SHALL HAVE A WEATHERTIGHT (OR WATERTIGHT)
SIDE CRIMP CLOSURE. FASTENING DEVICES SHALL BE TYPE T-304 STAINLESS STEEL
BANDS, 0.020" THICK, 3/4" WIDE, EQUAL TO FABSTRAPS BY CHILDERS PRODUCTS
COMPANY. SEAL ALL LAPS, SEAMS, JOINTS AND RAW EDGES OF ALUMINUM JACKETS
INSTALLED ON OUTDOOR PIPING OR WHERE REQUIRED FOR INDOOR PIPING JACKETS
WITH CAULKING OR SEALANT; CHILDERS CHIL-BYL CP-76, FOSTER 95-44, OR CLEAR
SILICONE CAULKING (G.E. 1200, OR EQUAL).
HVAC CONTROLS:
HVAC CONTROLS SHALL BE CAPABLE OF "STAND ALONE" OPERATION WITH ELECTRONIC
PROGRAMMABLE MICROPROCESSOR BASED CONTROLLERS FOR THE HVAC EQUIPMENT.
CONTROLLERS SHALL BE CONNECTED INTO THE EXISTING BAS.
CONTRACTOR SHALL PROVIDE ALL SENSORS, CONTROLLERS, CONTROL WIRING, RELAYS,
INTERLOCK WIRING, PROGRAMMING, GRAPHICS, ETC. REQUIRED TO INTERFACE WITH
THE EXISTING CONTROL SYSTEM AND TO PROVIDE FOR A COMPLETE AND OPERABLE
SYSTEM.
CONTRACTOR SHALL PROVIDE A MINIMUM OF 2 HOURS OF ON-SITE TRAINING FOR THE
OWNERS AND OPERATING PERSONEL.
EQUIPMENT IDENTIFICATION:
PROVIDE IDENTIFICATION AND LABELING ON ALL EQUIPMENT AND VALVES. LABELS
SHALL BE BLACK BACKGROUND WITH WHITE LETTERING. VALVE TAGS SHALL BE
MINIMUM 1 1/2" DIAMETER IN POLISHED BRASS. PROVIDE VALVE TAG LIST TO INDICATE
TAG NUMBER, LOCATION AND SERVICE. FOR EQUIPMENT LOCATED ABOVE CEILING,
PROVIDE IDENTIFICATION ON THE DEVICE IN ADDITION TO A PERMANENTLY ATTACHED
LABEL AFFIXED TO THE CEILING GRID NEAR THE EQUIPMENT. PROVIDE PIPING
IDENTIFICATION IN ACCORDANCE WITH ANSI A13.1 (INCLUDE LABELING AND FLOW
DIRECTION ARROWS AT ENDS OF RUNS, ON EACH SIDE OF PENETRATIONS AND AT 30
FOOT INTERVALS).
EXECUTION:
EXAMINE THE BUILDING TO VERIFY THAT SUFFICIENT SPACE IS AVAILABLE FOR
INSTALLATION.
DURING CONSTRUCTION, PROVIDE TEMPORARY CLOSURES OF METAL OR TAPED
POLYETHYLENE ON OPEN DUCTWORK TO PREVENT CONSTRUCTION DUST FROM
ENTERING THE DUCTWORK SYSTEM. CLEAN AND CAP DUCTWORK AS IT IS INSTALLED.
MAINTAIN REQUIRED VERTICAL AND LATERAL CLEARANCES FOR PROPER
PERFORMANCE, SERVICE ACCESS, MAINTENANCE AND SAFETY.
ALL PENETRATIONS SHALL BE SEALED VERMIN PROOF AND MOISTURE TIGHT.
GUARANTEE:
GUARANTEE ALL MATERIALS, EQUIPMENT AND WORKMANSHIP FOR ONE YEAR FROM THE
DATE OF FINAL ACCEPTANCE BY OWNER AS STATED IN WRITING. REPAIR AND/OR
REPLACE, WITHOUT ANY COST TO THE OWNER, ANY DEFECTIVE PART OR PARTS OF THE
WORK WITHIN THE GUARANTEE PERIOD FROM THE TIME THE SYSTEM IS PUT INTO
OPERATION AS DETERMINED BY THE DATE OF FINAL CERTIFICATE OF PAYMENT WITH
EXCEPTIONS AS NOTED.
PROVIDE PERIODICAL INSPECTION AND ADJUSTMENT SERVICE THROUGHOUT THE
GUARANTEE PERIOD.
TEST AND BALANCE:
TEST AND BALANCE NEW AIR HANDLING UNIT. TEST AND BALANCE SHALL BE PERFORMED
BY NEBB OR AABC CERTIFIED TEST AND BALANCE COMPANY. CERTIFIED TEST AND
BALANCE REPORT IN PDF FORM SHALL BE PROVIDED TO OWNER & DESIGN ENGINEER
UPON COMPLETION OF CONSTRUCTION. TEST AND BALANCE PROCEDURES SHALL
FOLLOW THOSE AS PRESCRIBED BY NEBB OR AABC.
TEST & BALANCE AIR DISTRIBUTION TO WITHIN 10% OF DESIGN CFM.
Dwg.#
MECHANICAL ROOM SECTION
N.T.S.
240068-M6001.DWG
M1.1
ALTERNATE NO. 1
ALTERNATE NO. 1
EXISTING
OUTSIDE AIR
DUCT TO LOUVER
AHU-1,2
OUTSIDE AIR
MODULATING
DAMPER
RETURN AIR
MODULATING
DAMPER
VFD
EXISTING
SUPPLY AIR
EDH-1,2
EXISTING RELIEF AIR
DAMPER & LOUVER;
NEW DAMPER
ACTUATOR
EXTERIOR WALL
NEW DUCT
AHU FLOW AND CONTROL DIAGRAM
NO SCALE
240068-M7001.DWG
M1.1
M
OUTDOOR
CONDENSING
UNIT
RETURN
AIR
PRE FILTER DX COOLING
COIL
ECEC DS460 / 3
EC
EC
SHUTDOWN
EC R EC
EC
HOA
VFD
FWE
CC
D.I. ALARM
CC
460 / 3
CC
START/ STOPD.O.
CC
CC CS
CC
D.I.
FAN STATUS
A.I. TEMP
TT
FACP
EC
EC
S
SUPPLY AIR
EC
EC
A.I.
TT
ROOM
TEMP.
FACP
EC
EC
S
MER
WALL
RETURN AIR
DUCT MOUNTED
REHEAT COIL
DS (BY DIV 26)
EC
460 / 3
M
A.O.
OUTSIDE AIR
M A.O.
DUCT
STATIC
PRESSURE
A.I.
SP
D.I.
PT
FILTER
ALARM
CC
PT
A.I.
DUCT MOUNTED
STATIC PRESSURE
TRANSMITTER
D.I.
PHL
A.I. A.I.
TT HT
A.I.AFMS
MER
WALL
RELIEF AIR
M
A.O.
(2-FANS)
ELECTRIC HEATING
COIL CONTROL
PANEL (FWE)
SCR
EC
A.O.
Dwg.#
AHU CONDENSATE TRAP
INSTALLATION DETAIL
NO SCALE
240068-M8001.DWG
M1.1
SCH. 40 PVC PIPE
SCREW PLUGS FOR
LINE CLEANOUTS
FLEX CONN.
(NOTE 5)
DISTANCE TO
DRAIN VARIES
4" MINIMUM OR 2P*
(WHICHEVER IS
GREATER)
8" MINIMUM OR 2P*
(WHICHEVER IS GREATER)
WHERE P = NEGATIVE PRESSURE
SLOPE 1/4" / LF
LOW PRESSURE SYSTEM, P < 2"WG NEGATIVE PRESSURE
1. DETAIL IS SHOWN FOR SINGLE DRAIN CONNECTION. ON UNITS WITH TWO DRAIN
CONNECTIONS, TRAP EACH INDIVIDUAL DRAIN AND RUN SEPARATELY TO THE NEAREST
OR DESIGNATED DRAIN.
2. DETAIL AS SHOWN IS FOR CONDENSATE DRAIN IN THE NEGATIVE STATIC PORTION OF
THE CABINET.
3. THE AHU AND DRAIN PAN MUST BE LEVEL TO WITHIN 0.25 INCH SIDE TO SIDE.
4. CONDENSATE DRAIN LINES SHALL HAVE PROVISIONS FOR REGULAR CLEANING TO
PREVENT SEDIMENT FROM PLUGGING THE DRAIN AND CAUSING THE DRAIN PAN TO
OVERFLOW.
5. FLEX CONNECTION REQUIRED WHERE AHU IS MOUNTED WITH EXTERNAL SPRING
VIBRATION CONTROL.
AHU
Dwg.#
NOTES:
240068-M8001.DWG
FLOOR
1. SET PIPE SUPPORTS AT MAXIMUM 6'-0" O.C. OR AT SPACING
TO PREVBENT SAG.
NOTES
REFRIGERANT PIPE
COPPER TUBE STRAP
POLYETHYLENE PIPE PIER
EQUAL TO DURABLOK.
TYPICAL PIPE SUPPORT DETAIL
NO SCALE
240068-M8002.DWG
M1.1
OA
TEMPERATURE
GLOBAL POINTS ONLY ONE
REQUIRED FOR ALL
BUILDING SYSTEMS
OUTSIDE TEMP.
FULL SCALE
240068-M7002.DWG
(NOTE: THESE POINTS MAY BE
EXISTING AND CAN BE USED AS PART
OF ECONOMIZER CYCLE CONTROL)
TE A.I.
OA
HUMIDITY
HT A.I.
YORK
TO 0 F°
M
EC
H
AN
IC
AL
F
IR
ST
F
LO
O
R D
EM
O
LI
TI
O N
A N
D N
EW
W
O R
K
PL
AN
S
M ar k D at e
R ev is io n
Designed By:
Drawn By:
Checked By:
Date:
JMM
JAM
JMM
05-29-2024
M2.1
Project Number:
File Name: 240068-M0201 Plotted: 5/28/2024 3:49 PM
CONSULTING
ENGINEERS
240068
7900 Triad Center Drive, Suite 200 Greensboro, NC 27409-9075 t: 336 855 0993
NC License No. F-0508
GREENSBORO, NC
CORPORATE OFFICE
ASHEVILLE, NC
CHARLESTON, SC
CHARLOTTE, NC
CHARLOTTESVILLE, VA
RALEIGH-DURHAM, NC
WILMINGTON, NC
QUALITY. INTEGRITY. INNOVATION.
www.skaeng.com
SKA Consulting Engineers, Inc.
These drawings are instruments of service and shall remain the property of SKA Consulting Engineers, Inc. whether the project for which they are made is executed or not. These drawings are not to be used in part or in whole by the owner or any other person or agency on this or any other projects or extensions to this project except by agreement in writing and with appropriate compensation to SKA. © Copyright 2024 by SKA Consulting Engineers, Inc. all rights reserved except as permitted under the United States Copyright Act of 1976, no part of this document may be reproduced or distributed in any form or by any means without the written permission of SKA Consulting Engineers, Inc.
FO
R
C O
N
ST
R U
C
TI
O N
AH
U
R
EP
LA
C
EM
EN
T
FO
R
W
SF
C S
AD
M
IN
O
FF
IC
E
C
O R
PO
R
AT
E
SQ
U
AR
E
D R
W
IN
ST
O N
-S
AL
EM
, N
C
AREA OF WORK
KEY PLAN
240068-G2002.DWG
PLAN NORTH
EXISTING
AHU-1
OA
PNEUMATIC
CONTROL
PANEL
EXISTING
FLOOR
DRAIN
S
S
RETURN AIR
DAMPER
OUTSIDE AIR DAMPER
LOCATED AT TOP OF
UNIT OPENING
RELIEF AIR
DAMPER
72" WIDE
INTAKE
LOUVER
72" WIDE
INTAKE
LOUVER
50X38
54X34
54X34
EX. CU-3
EX. 1ST FLOOR, 1ST STAGE
CONDENSING UNIT
EX. CONDENSING UNIT
FOR DATA ROOM
TR-R
90X26
PLENUM
RETURN
AIR DUCT
12X8
12X8
EX. 1ST FLOOR, 2ND STAGE
CONDENSING UNIT
EX. 2ND FLOOR, 1ST STAGE
CONDENSING UNIT
EX. 2ND FLOOR, 2ND STAGE
CONDENSING UNIT
Dwg.#
DEMOLITION NOTES
240068-MD3001.DWG
DEMOLISH EXISTING AIR HANDLING UNIT.
DEMOLISH SUPPLY AIR DUCT TO POINT SHOWN. KEEP EXISTING DISTRIBUTION INTACT. REFER TO SECTION 1 / M1.1.
DEMOLISH OUTSIDE AIR DUCT TO POINT SHOWN. REFER TO SECTION 1 / M1.1.
DEMOLISH REFRIGERANT PIPING.
DEMOLISH PNEUMATIC CONTROL PANEL AND AIR LINES ASSOCIATED WITH THE AHU.
EXISTING PLASMA AIR BIPOLAR IONIZATION SYSTEM TO REMAIN.
DEMOLISH EXISTING CONDENSING UNIT, COMPLETE. INCLUDING UNIT, PIPING, ELECTRICAL CONNECTIONS, ETC.
EXISTING RELIEF LOUVER TO REMAIN.
EXISTING RELIEF AIR DAMPER TO REMAIN. DEMOLISH PNEUMATIC DAMPER ACTUATOR.
EXISTING AIR COMPRESSORS AND DRYER TO REMAIN.
MEASURE SUPPLY AIR FLOW PRIOR TO DEMOLITION. RE-ESTABLISH CFM FOLLOWING NEW WORK.
7 7
RS/RL
RS/RL
R S/
R L
R S/
R L
RA
EX. CU-3
EX. CONDENSING UNIT
FOR DATA ROOM
TR-R
CU-2
CU-1
AHU-1OA
RELIEF AIR
EXISTING
FLOOR
DRAIN
S
S
RETURN AIR
DAMPER
RELIEF AIR
DAMPER
REFRIGERANT PIPING
TO EQUIPMENT YARD
72" WIDE
INTAKE
LOUVER
72" WIDE
INTAKE
LOUVER
50X38
54X34
54X34
90X26
PLENUM
RETURN
AIR DUCT
12X8
NEW ELECTRIC
DUCT HEATER,
EDH-1
ALTERNATE NO. 1
SET AHU ON STRUCTURAL
STEEL TO ALLOW FOR
REQUIRED TRAP DEPTH AND
CONDENSATE DRAINAGE
12X12
X8
VFD
EXISTING DUCT
DETECTOR
EXISTING
PLASMA AIR
SYSTEM
Dwg.#
NEW WORK NOTES
240068-M3001.DWG
NEW AIR HANDLING UNIT. REFER TO EQUIPMENT SCHEDULE ON SHEET M1.1.
RECONNECT SUPPLY AIR DUCT TO POINT SHOWN. PROVIDE TRANSITION DUCT.
RECONNECT OUTSIDE AIR DUCT TO POINT SHOWN. PROVIDE TRANSITION DUCT.
NOT USED.
PROVIDE NEW CONDENSING UNIT, COMPLETE. INCLUDING UNIT, PIPING, ELECTRICAL CONNECTIONS, ETC. REFER TO EQUIPMENT SCHEDULE ON SHEET M3.1. SET CONDENSING UNIT ON NEW 4" CONCRETE PAD. EXTEND PAD 6" BEYOND UNIT FOOTPRINT AND CHAMFER
ALL EDGES.
ROUTE NEW REFRIGERANT PIPING FROM NEW AHU TO NEW CONDENSING UNIT. SIZE PIPING IN ACCORDANCE WITH MANUFACTURER'S
INSTRUCTIONS.
ROUTE FULL SIZE CONDENSATE TO EXISTING FLOOR DRAIN.
NEW MODULATING DAMPER SHALL BE PROVIDED BY AHU MANUFACTURER. PROVIDE NEW 24 VAC DAMPER MOTOR.
NEW DDC CONTROL PANEL, 120V.
EXISTING AIR COMPRESSORS AND DRYER.
MAINTAIN A MINIMUM OF 3' SERVICE CLEARANCE FOR FILTER MAINTENANCE.
PROVIDE NEW 24 VAC DAMPER MOTOR.
RS/RL
RS/RL
RS/RL
R S/
R L
R S/
R L
R S/
R L
OUTSIDE AIR
DAMPER
RA
FIRST FLOOR AND EQUIPMENT YARD DEMOLITION PLAN
1/4" = 1'-0"
240068-MD3001.DWG
M2.1
FIRST FLOOR AND EQUIPMENT YARD NEW WORK PLAN
240068-M3001.DWG
M2.1
ALTERNATE NO. 1
ALTERNATE NO. 1
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Designed By:
Drawn By:
Checked By:
Date:
JMM
JAM
JMM
05-29-2024
M2.2
Project Number:
File Name: 240068-M0202 Plotted: 5/28/2024 3:58 PM
CONSULTING
ENGINEERS
240068
7900 Triad Center Drive, Suite 200 Greensboro, NC 27409-9075 t: 336 855 0993
NC License No. F-0508
GREENSBORO, NC
CORPORATE OFFICE
ASHEVILLE, NC
CHARLESTON, SC
CHARLOTTE, NC
CHARLOTTESVILLE, VA
RALEIGH-DURHAM, NC
WILMINGTON, NC
QUALITY. INTEGRITY. INNOVATION.
www.skaeng.com
SKA Consulting Engineers, Inc.
These drawings are instruments of service and shall remain the property of SKA Consulting Engineers, Inc. whether the project for which they are made is executed or not. These drawings are not to be used in part or in whole by the owner or any other person or agency on this or any other projects or extensions to this project except by agreement in writing and with appropriate compensation to SKA. © Copyright 2024 by SKA Consulting Engineers, Inc. all rights reserved except as permitted under the United States Copyright Act of 1976, no part of this document may be reproduced or distributed in any form or by any means without the written permission of SKA Consulting Engineers, Inc.
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240068-G2002.DWG
PLAN NORTH
EXISTING
AHU-2
OA
RELIEF AIR
PNEUMATIC
CONTROL
PANEL
EXISTING
FLOOR
DRAIN
S
S
RETURN AIR
DAMPER
RELIEF AIR
DAMPER
DEMOLISH
REFRIGERANT PIPING
DOWN TO 1ST FLOOR
72" WIDE
INTAKE
LOUVER
72" WIDE
INTAKE
LOUVER
50X38
54X34
54X34
90X26
OUTSIDE AIR
DAMPER LOCATED
AT TOP OF OPENING
EXISTING PLENUM
RETURN AIR DUCT
TO REMAIN
Dwg.#
DEMOLITION NOTES
240068-MD3002.DWG
4 3
DEMOLISH EXISTING AIR HANDLING UNIT.
DEMOLISH SUPPLY AIR DUCT TO POINT SHOWN. KEEP EXISTING DISTRIBUTION INTACT. REFER TO SECTION 1 / M1.1.
DEMOLISH OUTSIDE AIR DUCT TO POINT SHOWN. REFER TO SECTION 1 / M1.1.
REMOVE OUTSIDE AIR LOUVER SECTION AND OA PLENUM TO ALLOW REMOVAL OF AHU FROM EQUIPMENT ROOM. ITEMS TO BE
REINSTALLED UNDER NEW WORK.
DEMOLISH PNEUMATIC CONTROL PANEL AND AIR LINES ASSOCIATED WITH THE AHU.
EXISTING PLASMA AIR BIOPOLAR IONIZATION SYSTEM TO REMAIN.
DEMOLISH EXISTING CONDENSING UNIT, COMPLETE. INCLUDING UNIT, PIPING, ELECTRICAL CONNECTIONS, ETC. SEE WORK ON M2.1.
EXISTING RELIEF LOUVER TO REMAIN.
EXISTING RELIEF AIR DAMPER TO REMAIN. DEMOLISH PNEUMATIC DAMPER ACTUATOR.
REMOVE SUPPLY AIR DUCT SMOKE DETECTOR. RELOCATE UNDER NEW WORK.
DEMOLISH REFRIGERANT PIPING (TYP. 2 SETS)
RS/RL
RS/RL
AHU-2OA
RELIEF AIR
EXISTING
FLOOR
DRAIN
S
S
RETURN AIR
DAMPER
RELIEF AIR
DAMPER
REFRIGERANT
PIPING DOWN
TO 1ST FLOOR
72" WIDE
INTAKE
LOUVER
72" WIDE
INTAKE
LOUVER
50X38
54X34
54X34
90X26
OUTSIDE AIR
DAMPER
EXIST. PLENUM
RETURN AIR DUCT
NEW ELECTRIC
DUCT HEATER,
EDH-2
SET AHU ON STRUCTURAL
STEEL TO ALLOW FOR
REQUIRED TRAP DEPTH AND
CONDENSATE DRAINAGE
VFD
REINSTALL DUCT
DETECTOR AS SHOWNEXISTING PLASMA
AIR SYSTEM
Dwg.#
NEW WORK NOTES
240068-M3002.DWG
NEW AIR HANDLING UNIT. REFER TO EQUIPMENT SCHEDULE ON SHEET M1.1.
RECONNECT SUPPLY AIR DUCT TO POINT SHOWN. PROVIDE TRANSITION DUCT.
RECONNECT OUTSIDE AIR DUCT TO POINT SHOWN. PROVIDE TRANSITION DUCT.
REINSTALL OUTSIDE AIR LOUVER SECTION AND OA PLENUM AFTER NEW UNIT IS BROUGHT INTO EQUIPMENT ROOM. REINSTALL OUTSIDE
TRANSITION DUCT.
PROVIDE NEW CONDENSING UNIT COMPLETE INCLUDING UNIT, PIPING, ELECTRICAL CONNECTIONS, ETC. REFER TO EQUIPMENT
SCHEDULE ON SHEET M3.1.
ROUTE NEW REFRIGERANT PIPING FROM NEW AHU TO NEW CONDENSING UNIT. SIZE PIPING IN ACCORDANCE WITH MANUFACTURER'S
INSTRUCTIONS. SEE WORK ON M2.1.
ROUTE FULL SIZE CONDENSATE TO EXISTING FLOOR DRAIN.
PROVIDE NEW MODULATING DAMPER AND 24 VAC DAMPER MOTOR.
PROVIDE NEW DDC CONTROL PANEL, 120V.
MAINTAIN A MIN. OF 3' CLEARANCE FOR FILTER MAINTENANCE.
PROVIDE NEW 24 VAC DAMPER MOTOR.
RS/RL
RS/RL
SECOND FLOOR DEMOLITION PLAN
240068-MD3002.DWG
M2.2
SECOND FLOOR NEW WORK PLAN
240068-M3002.DWG
M2.2
ALL WORK SHOWN ON THIS DRAWING SHALL BE BID ALTERNATE NO. 1
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Designed By:
Drawn By:
Checked By:
Date:
JMB
MRS
JMB
05-29-2024
E1.1
Project Number:
File Name: 240068-E0101 Plotted: 5/28/2024 4:48 PM
CONSULTING
ENGINEERS
240068
7900 Triad Center Drive, Suite 200 Greensboro, NC 27409-9075 t: 336 855 0993
NC License No. F-0508NJ License No. 24GA28097200AL License No. CA-3746-EFL License No. 9261GA License No. PEF002658MS License No. E-1463SC License No. 699VA License No. 0407001534WV License No. C01628-00WI License No. 2146-011
GREENSBORO, NC
CORPORATE OFFICE
ASHEVILLE, NC
CHARLESTON, SC
CHARLOTTE, NC
CHARLOTTESVILLE, VA
RALEIGH-DURHAM, NC
WILMINGTON, NC
QUALITY. INTEGRITY. INNOVATION.
www.skaeng.com
SKA Consulting Engineers, Inc.
These drawings are instruments of service and shall remain the property of SKA Consulting Engineers, Inc. whether the project for which they are made is executed or not. These drawings are not to be used in part or in whole by the owner or any other person or agency on this or any other projects or extensions to this project except by agreement in writing and with appropriate compensation to SKA. © Copyright 2024 by SKA Consulting Engineers, Inc. all rights reserved except as permitted under the United States Copyright Act of 1976, no part of this document may be reproduced or distributed in any form or by any means without the written permission of SKA Consulting Engineers, Inc.
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E1.1 ELECTRICAL LEGEND, SPECIFICATIONS, AND SCHEDULES
E2.1 FIRST FLOOR ELECTRICAL PLANS
E2.2 SECOND FLOOR ELECTRICAL PLANS - ALTERNATE NO. 1
Dwg.#
DRAWING INDEX:
240068-E1001.DWG
GENERAL:
REFER TO GENERAL AND SPECIAL CONDITIONS, ETC. OF
THE CONTRACT REGARDING THE INSURANCE, TEMPORARY
UTILITIES, AND OTHER ITEMS AFFECTING THIS CONTRACT.
THE WORK COVERED IN THE SPECIFICATIONS AND SHOWN
ON THE DRAWINGS CONSISTS OF PROVIDING A COMPLETE
SYSTEM INCLUDING LABOR, MATERIALS, ETC.
THE TERM "PROVIDE" USED THROUGHOUT
SPECIFICATIONS AND ON DRAWINGS SHALL MEAN TO
"FURNISH, INSTALL AND CONNECT WITH ALL RELATED
ACCESSORIES AS REQUIRED FOR COMPLETE
INSTALLATION READY FOR USE."
COMPLY WITH ALL CODES, LAWS AND REGULATIONS
APPLICABLE TO ELECTRICAL INSTALLATION, INCLUDING
LATEST NATIONAL ELECTRICAL AND OTHER APPLICABLE
CODES.
THE ENTIRE INSTALLATION SHALL COMPLY WITH THE
REQUIREMENTS OF THE NORTH CAROLINA STATE
BUILDING CODE WHICH INCLUDES THE LATEST EDITION OF
THE NATIONAL ELECTRICAL AND ALL OTHER APPLICABLE
CODES, WITH LATEST REVISIONS.
THIS CONTRACTOR SHALL PAY ALL INSPECTION FEES AND
SHALL INCLUDE THE COST OF SUCH FEES IN HIS
PROPOSAL.
CHECK AND VERIFY WITH THE OWNER ALL OTHER
CONTRACT DOCUMENTS FOR THE PROJECT, THE EXACT
REQUIREMENTS FOR PROVIDING REQUIRED AND
COMPLETE SERVICES FOR EQUIPMENT, SYSTEMS, ETC., AS
SHOWN OR INDICATED. MINOR CHANGES IN OUTLET,
LIGHT AND EQUIPMENT LOCATION MAY BE MADE AT ANY
TIME PRIOR TO ROUGHING-IN OF THE ELECTRICAL WORK
WITHOUT ANY ADDITIONAL COSTS.
SUBMIT ELECTRONIC SUBMITTAL DATA FOR APPROVAL
FOR ALL MATERIALS AND EQUIPMENT. PRIOR TO
SUBMITTAL, THE CONTRACTOR SHALL STAMP ALL SHOP
DRAWINGS AND SUBMITTAL DATA AS "APPROVED",
INDICATING FULL COMPLIANCE WITH THE DRAWINGS AND
SPECIFICATIONS. SHOP DRAWINGS AND SUBMITTAL DATA
WILL NOT BE REVIEWED WITHOUT THE "APPROVED"
STAMP.
SHOP DRAWINGS AND SUBMITTAL DATA SHALL BE
CLEARLY MARKED AND EQUIPMENT SIZES, CAPACITIES,
ETC. INDICATED FOR THE PROJECT. INDICATE CLEARLY
THE EXACT REQUIREMENTS FOR ACCESS FOR SERVICE
AND MAINTENANCE AND MINIMUM CLEARANCES AS
REQUIRED BY THE MANUFACTURERS AND FOR
COMPLIANCE WITH ALL APPLICABLE CODES. ALL SHOP
DRAWINGS SHALL BE SUBMITTED AT SAME TIME AS SOON
AS POSSIBLE AFTER AWARD OF CONTRACT.
NO MATERIALS OR EQUIPMENT SHALL BE PLACED ON THE
JOB SITE, OR INSTALLED, WITHOUT PRIOR APPROVAL BY
THE ENGINEER.
FURNISH TO THE ENGINEER TWO (2) SETS OF MARKED UP
ELECTRICAL PRINTS WITH ALL DEVIATIONS AND
CORRECTIONS SHOWING THE AS-BUILT AND DIMENSIONED,
IF NECESSARY, LOCATIONS, ELEVATIONS, ETC. OF ALL
CONDUITS, EQUIPMENT, BOXES, ETC., UNDERGROUND, IN
WALLS, ABOVE CEILINGS AND OTHERWISE CONCEALED,
WHICH WILL REQUIRE SERVICE AND MAINTENANCE.
WATERPROOF ALL CONDUITS, ETC. THRU WALLS, FLOORS,
ROOF, ETC. AND ALL CUT AND PATCHED AREAS WHICH
ARE SUBJECT TO MOISTURE PENETRATION.
CODES AND STANDARDS:
MATERIALS INSTALLED IN THIS CONTRACT SHALL
CONFORM TO THE STANDARDS LISTED BELOW WHERE
SUCH STANDARDS ARE APPLICABLE AND SHALL BE NEW
AND FIRST CLASS IN ALL RESPECTS.
UNDERWRITER'S LABORATORIES, INC. STANDARDS AND
APPROVED LISTINGS (UL)
ELECTRICAL TESTING LABORATORIES STANDARDS (ETL)
CERTIFIED BALLAST MANUFACTURER'S STANDARDS (CBM)
NATIONAL ELECTRICAL MANUFACTURERS ASSOCIATION
STANDARDS (NEMA)
NORTH CAROLINA STATE BUILDING CODE, LATEST EDITION
WHICH INCLUDES THE NATIONAL ELECTRICAL CODE (NEC)
WITH LATEST REVISIONS.
INSULATED POWER CABLE ENGINEERS ASSOCIATION
STANDARD (IPCEA)
EDISON ELECTRICAL INSTITUTE (EEI)
AMERICAN NATIONAL STANDARDS INSTITUTE STANDARDS
(ANSI)
AMERICAN SOCIETY FOR TESTING MATERIALS STANDARDS
(ASTM)
ELECTRICAL AND OTHER EQUIPMENT AND/OR MATERIALS
THAT ARE DEFECTIVE, OR ARE DAMAGED IN THE COURSE
OF CONSTRUCTION, SHALL BE REMOVED AND REPLACED
BY THIS CONTRACTOR AT HIS EXPENSE.
DEPARTURES AND/OR DEVIATIONS FROM THE
SPECIFICATIONS SHALL BE REQUESTED IN WRITING BY
THE CONTRACTOR FROM THE ENGINEER AND NO SUCH
DEPARTURES AND/OR DEVIATIONS SHALL BE MADE
WITHOUT WRITTEN APPROVAL FROM THE ENGINEER.
WORKMANSHIP SHALL BE OF THE HIGHEST GRADE,
PERFORMED BY MECHANICS SKILLED IN THE INSTALLATION
OF THIS TYPE OF WORK, AND LICENSED BY THE PROPER
AUTHORITIES TO PERFORM THE WORK.
ELECTRICAL DEMOLITION:
UNLESS NOTED OTHERWISE DISCONNECT AND REMOVE
EXISTING EQUIPMENT AND/OR DEVICES AS INDICATED ON THE
DRAWINGS OR AS REQUIRED TO ACCOMMODATE
CONSTRUCTION. REMOVE CONDUCTORS IN CONDUIT
COMPLETELY BACK TO THE SOURCE WITHOUT CREATING
ADDITIONAL DEMOLITION OR REPAIR WORK FOR OTHER
TRADES. FOR BRANCH CIRCUITS THAT ARE REMOVED
ENTIRELY, TURN ASSOCIATED CIRCUIT BREAKERS TO THE 'OFF'
POSITION AND LABEL AS 'SPARE'. EXISTING CONDUITS AND
CONDUCTORS ARE PERMITTED TO BE REUSED TO THE EXTENT
PRACTICABLE.
WHEN EXISTING CIRCUITS THAT ARE TO REMAIN IN SERVICE
ARE INTERRUPTED BY DEMOLITION, REWORK AND REINSTALL
CIRCUITS AS REQUIRED.
TURN ANY DESIRED MATERIAL OVER TO THE OWNER AS
DIRECTED. REMOVE AND DISPOSE OF MATERIAL ACCORDING
TO APPLICABLE LAW THAT IS NOT TO BE TURNED OVER TO THE
OWNER.
PATCH SURFACES TO MATCH AND PROVIDE COVER PLATES
WHERE BOXES REMAIN AND ARE MADE SPARE.
WIRING METHODS:
FOR CONNECTIONS TO MOTORS USE LIQUID TIGHT FLEXIBLE
CONDUIT.
SUPPORT AND ATTACH ALL CONDUITS, BOXES, ETC. WITH
APPROVED HANGERS, CLAMPS, ETC. AS REQUIRED BY CODES.
DO NOT SUPPORT CONDUITS OR CABLES FROM DUCTWORK,
PIPING, ANY PART OF CEILING TILES OR CEILING SUPPORT
SYSTEM, ETC. PROVIDE SUPPLEMENTARY STEEL SUPPORTS
BETWEEN JOISTS, BEAMS, OR PURLINS, TRUSSES, ETC. WIRE
TYPE OR PERFORATED HANGERS WILL NOT BE PERMITTED.
PROVIDE TYPED CIRCUIT INDEX FOR ALL REVISED PANELS AND
EQUIPMENT, SHOWING ALL CIRCUIT DESIGNATIONS, INCLUDING
ROOM NAMES, EQUIPMENT AND AREAS…
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