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CORNELL – NCP BASIC MATERIALS AND METHODS
STANDARD SPECIFICATIONS 26 01 01 PAGE 1 of 19
MARCH 29, 2013
SECTION 260101 - BASIC MATERIALS AND METHODS
PART 1 GENERAL
1.1 RELATED DOCUMENTS:
A. The Contract Documents and the General Provisions of the Contract,
including the General Conditions of the Contract for Construction,
Supplementary Conditions, Special Conditions and Division 1 Specification
Sections apply to the Work of this Section.
1.2 WORK INCLUDED:
A. Provide Basic Materials and Methods as follows:
1. Conduit
2. Conduit Fittings
3. Sleeves, Inserts and Openings
4. Support Systems
5. Wireways/Wire Troughs
6. Outlet, Junction and Pull Boxes
7. Conductors
8. Conductor Splicing Materials
9. Wiring Devices
10. Conductor Pulling Lubricant
11. Miscellaneous Painting
12. Waterproofing, Caulking and Sealing
13. Protection and Storage of Materials and the work
14. Lighting
15. Panelboards
16. Grounding
17. Telecommunication ground bar
1.3 SUBMITTALS
A. Provide submittals for the following:
1. Wiring Devices
2. Panelboards
3. Transformers
PART 2 PRODUCTS
2.1 MATERIALS – GENERAL:
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A. Conductors shall be annealed copper; 98% conductivity.
B. Minimum size conductors for general wiring shall be #12.
2.2 CONDUCTORS:
A. Conductors:
1. Conductors shall be annealed copper, 98 percent conductivity.
2. Grounding conductor shall have green color coded insulation.
3. Signal circuits shall be color coded using solid colors with
contrasting tracer color lines.
4. Panel feeders shall be copper conductors unless otherwise shown.
5. Aluminum conductors shall not be acceptable.
B. INSULATION:
1. 600 volts rating for building feeders and branch circuits.
2. 300 volts rating for signal systems operating at 50 volts or less.
3. # 12 through # 8 AWG: dry locations, use type THWN.
4. # 6 and larger in normally dry locations type THWN.
5. # 12 AWG and larger: under buildings, slab on grade, steam
tunnels, crawlspaces, boiler rooms, pump house, kitchen,
mechanical rooms, use type THWN.
Make: Anaconda, General Cable, Rome Cable, Circle, General Electric, Essex,
Okonite, Brand-Rex.
2.3 CONDUCTOR SPLICING MATERIALS:
A. Wires #8 and smaller: Pre-insulated solderless connectors.
B. Wires #6 through #4/0: Compression or split bolt type connectors as
manufactured by Dossert, Burndy, or T & B.
C. Wires larger than #4/0: Compression or split bolt type connectors with
minimum two pressure points per conductor.
D. Wire connectors or splicing means installed on conductors for direct burial
shall be UL listed for such.
2.4 CONDUCTOR PULLING LUBRICANT:
A. The cable lubricant shall meet the following performance specifications:
1. When subjected to a 100 lbs./ft. Normal force, between (type)
cable and (type) conduit, the lubricated cable system shall have a
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STANDARD SPECIFICATIONS 26 01 01 PAGE 3 of 19
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coefficient of kinetic friction less than .25 (pulling force greater
than lbs./ft.)
2. The lubricant shall be U.L. (or CSA) listed.
3. When used on high voltage cable, the lubricant shall not affect the
volume resistivity of any semi-conducting jacket or insulation
shield present. The volume resistivity of the semi-conducting
material shall at no time increase more than 100% when tested
via the ICEA T-25-425 method, 90 degrees centigrade exposure,
7 day test, readings made at 23 degrees centigrade daily.
4. The lubricant shall not affect the tensile/elongation properties of
the cable jacket more than existing ICEA/NEMA aging
specifications allow.
5. The lubricant shall contain no waxes, greases, silicones, or
polyalkylene glycol oils or waxes.
B. Manufacturer: Polywater J. American Polywater Corporation, P.O. Box
53, Stillwater, Minnesota 55082.
2.5 CONDUIT:
A. Flexible Conduit:
1. Steel interlock type, galvanized, with galvanized steel fittings.
2. Complies with NEC Article 350 and U.L. standards for flexible
conduit.
3. Flex conduit to only be used for light fixture and motor connection,
whips no more than 6’ in length.
4. Make: Galflex or acceptable manufacturer.
B. Electrical Metallic Tubing (EMT)
1. EMT shall be low carbon steel, with set screw type, concrete tight
fittings.
2. Exterior shall be galvanized by electrolytic process and extra coat
provided by bright dip in zinc chromate solution.
3. Interior shall be coated with baked plating process.
4. Make: Cerro, Republic, Allied Tube, Youngstown, Wheatland or
acceptable manufacturer.
C. Rigid Metallic Conduit (RGS)
1. Rigid galvanized steel, hot dipped threaded type.
2. Galvanized threaded malleable iron fittings.
3. Make: Cerro, Republic, Allied Tube, Youngstown, Wheatland
acceptable manufacturer.
2.6 CONDUIT FITTINGS:
A. EMT:
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1. All fittings shall be U.L. listed steel or malleable iron.
2. Branch circuit conduits larger than 1” diameter and conduits
containing feeders serving panelboards shall have grounding type
bushings.
3. Set screw type fittings, Concrete tight as manufactured by Neer, OZ
Gedney, Bridgeport or acceptable manufacturer.
4. Compression connectors, squeeze type Efcor or acceptable
manufacturer.
B. Flexible:
1. Fittings shall be UL listed steel or mallable iron.
2. Fittings for flexible steel conduits shall be squeeze type as
manufactured by Thomas and Betts, Steel City or Appleton.
C. Liquidtight:
1. Fittings shall be malleable iron, tapered hub threads, with safe-
edge ground cone and double bevel sealing ring.
2. Fittings for liquid tight flexible conduits shall be screw-in type
manufactured by Thomas and Betts Company or Pittsburgh
Standard Conduit Company.
D. Rigid Conduit:
1. Bushings for metal conduit terminations shall be the nylon insulated
type throat, with grounding type locknut ahead of bushing.
2. Die cast zinc-alloy and pressure cast and indenter type fittings shall
not be approved. Provide steel or malleable iron only.
3. Conduit hubs shall be as manufactured by Myers Electric Products,
Inc., Raco, T&B, General Electric Company or acceptable
manufacturer.
E. Die cast, pressure cast, potted metal or similar type fittings shall not be
used.
2.7 CONDUIT SUPPORT SYSTEMS:
A. Trapeze type hangers:
1. Steel horizontal members and threaded hanger rods.
2. Rods shall not be less than ½" diameter.
3. Make: Kindorf G-953 Series, or acceptable manufacturer in
Unistrut or B-line complete with all necessary bolts, screws,
angles, anchors, connection plates, straps, etc., as required to
perform the necessary functions.
B. Conduit Clamps and Supports:
1. Steel hangers and threaded hex nuts.
2. Kindorf C-149 series or acceptable manufacturer in Unistrut or B-
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line complete with all necessary bolts, screws, angles, anchors,
connection plates, straps, etc as required to perform the necessary
functions.
2.8 OUTLET, JUNCTION AND PULLBOXES:
A. Types:
1. Galvanized, stamped steel shall be provided when recessed in
construction or exposed on walls and ceilings in dry areas.
2. Deep condulet style with hubs, or Myers hubs for exposed work in
damp area or wet location or for weatherproof type outlets.
3. Large pullboxes shall require 14 gauge galvanized steel, fold and
weld construction; with 14 gauge galvanized and gasketed steel
cover secured in place by galvanized sheet metal screws on
maximum 10 inches centers. All cut edges to be free of burrs.
4. Provide cast iron, gasketed, watertight boxes where installed in
earth, surface mounted outdoors, where threaded connection is
needed.
B. Size: Provide as required for number and size of conduit and conductors.
Coordinate depth to suit wall depth and construction. Use special forms
and designs as required for outlet facilities.
C. Covers: Provide design and style to suit outlet box and electric facility.
Provide for all unused or non-designated boxes. NEMA 1, 12, 3R, rating
for area environment and use watertight cover with gasket for exterior
boxes.
D. Fixture Studs: Use 3/8 inch studs and securely fastened to support
fixtures.
E. Make: Appleton, Crouse-Hinds, O.Z. Gedney, National, Steel City, Raco,
Pyle-National.
2.9 SLEEVES, INSERTS AND OPENINGS:
A. "Link-seal" assembly as manufactured by Thunderline (see Execution for
locations).
B. Schedule 40 steel pipe, packed with fire barrier wool and caulk (see
Execution for locations).
C. Fire barrier wool and caulk. No sleeve necessary (see Execution for
locations).
D. Where 3 hour fire rating is required, use split collar fire seal with sleeve.
2.10 WIRE WAYS AND WIRE TROUGH:
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A. Use hinged cover type wire way with provisions for full lay-in along the
entire length of run.
B. Wire way shall be steel, enclosed with gray enamel finish.
C. Use JK sectional NEMA dust resistant, oil tight type where subjected to
moisture, in pump rooms, mechanical, electric and fan rooms, exterior
wall, shops, maintenance shop, and similar locations.
D. Knockouts along runs.
E. Provide all elbows, tees, pullboxes, fittings, hangers, reducers, supports,
etc., to meet installation requirements.
F. Size as shown on drawings or code size where not noted.
G. Make: Square D "Square Duct" or acceptable manufacturer by Hoffman,
General Electric, Meco.
2.11 WIRING DEVICES:
A. Receptacle, Duplex:
1. Grounding type, parallel blade with standard or grounding caps,
high strength nylon construction.
2. For side or back wiring, with break off strip for two circuit wiring.
3. U.L. listed, 20 amp circuit rating, NEMA type 5-20R.
4. Extra hard use specification grade.
5. Make: Pass & Seymour PT5362A or acceptable manufacturer.
B. Switches, Local:
1. Toggle operated A.C. type.
2. Specification grade, slow make, slow break.
3. 20 amperes at 120V rating.
4. Make: Sierra, Arrow-Hart, circle F, Slater, P&S, Hubbell HBL
1221L single pole, HBL 1223L three way, Hubbell HBL 1224 four
way or acceptable manufacturer.
2.12 CEILING PLATES
A. Round ceiling plate, white finish, steel, to cover existing cast-in-place
ceiling boxes.
B. Mulberry Model 40430 or acceptable manufacturer.
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2.13 WARRANTY:
A. Provide one year manufacturer's warranty on all equipment, materials and
products. Where shown or specified, provide manufacturer's extended
warranty.
2.14 PANELBOARDS:
A. Panelboards shall be type “Lighting and Power Distribution”, with 22,000
AIC interrupting rating unless noted otherwise. Load centers shall not be
permitted. Panelboards shall be fully rated and shall include main
breakers, and type written circuit directory.
2.15 DRY-TYPE TRANSFORMERS
A. Transformers shall be NEMA Type TP-1, dry-type, copper windings, with
5 secondary taps, suitable for wall or floor mounting; size and voltage as
shown on Drawings.
PART 3 EXECUTION
3.1 COLOR CODING AND NUMBERING:
A. Color coding for branch circuits and feeders.
1. 120/208 volt, 3 phase, 4 wire Wye system.
a. Phase A – Black
b. Phase B – Red
c. Phase C – Blue
d. Neutral – White
e. Grounding Conductor – Green
2. 277/480 volt, 3 phase, 4 wire, Wye system
a. Phase A – Brown
b. Phase B – Orange
c. Phase C – Yellow
d. Neutral – Gray
e. Grounding Conductor – Green
3. 120/240 volt, 3 phase, 4 wire, Delta system
a. Phase A – Black
b. Phase B – Orange (wild leg)
c. Phase C – Blue
d. Neutral – White
e. Grounding Conductor – Green
4. Identify grounded (neutral) conductors in accordance with NEC
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Article 200 when it is shared or common raceways and enclosures
B. Number code all control and instrumentation wiring at termination points.
3.2 SPARE RECEPTACLES
A. Provide four (4) additional spare TVSS receptacles.
3.3 LAYING OUT WORK
A. Conform to Section 013100 – Project Coordination
3.4 MISCELLANEOUS PAINTING:
A. Conform to Section 099123 – Interior Painting
B. Conform to Section 011000 – Summary of Work
C. Conform to Section 011200 – Multiple Contract Summary
D. Conform to Section 017329 – Cutting and Patching
3.5 EQUIPMENT INSTALLATION:
A. Conform to Section 013100 – Project Coordination
B. Conform to Section 014000 – Quality Control Service
3.6 NOISE AND VIBRATION:
A. Install all equipment to be free of transmission of noise and vibration to
occupied spaces. Arrange isolated equipment so that it does not contact
members of the building structure, ceiling grids, piping, conduits or
ductwork.
B. Provide replacement at no cost to the Owner of any pump, motor, motor
starter, or lighting fixture, transformer, UPS system, other equipment which
in the opinion of the Engineers produces excessive vibration or noise.
3.7 ADJUSTING AND INITIAL LUBRICATION:
A. Conform to Section 014000 – Quality Control Services
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3.8 EQUIPMENT CHECKOUT AND TESTING:
A. Conform to Section 014000 – Quality Control Services
3.9 CONDUITS:
A. General:
1. Securely support conduit from building construction, separately
from outlets and boxes which are secured to the building.
Supports shall be spaced at intervals of eight (8) feet maximum or
as required by NEC code.
2. Conduit runs shall be concealed unless otherwise specified. Do
not expose in finished room unless specifically permitted.
3. Conduit runs shall be exposed in electrical, mechanical and fan
rooms.
4. Conduit runs shall be installed neatly and parallel to ceilings,
walls, and floors.
5. All conduits and fittings on exposed work shall be secured by
means of metal clips on back plates.
6. Avoid installation adjacent to hot surfaces. Raceways shall be
spaced from heat sources as follows:
a. Steam: no conduit within 12 inches of outside surface of
insulation.
b. Hot water piping: 6 inches minimum from outside surface
of insulation.
7. Provide one pull box or junction box per three 90 bends in any one
conduit run.
8. Plug openings until wire is installed and ream conduit joints and
ends before installation. Wires shall not be pulled until conduit
system is completed in all details.
9. Conduits feeding panelboards; pull boxes.
a. Terminations at each pullbox, panelboard and switch
board shall have double locknut (one inside and one
outside)
b. Provide a minimum of two 1 inch conduit stubs from each
flush mounted panelboard to an accessible ceiling space
above the panel, in an adjacent area or at the ceiling line.
10. Conduit terminating in gasketed enclosures shall be terminated
with conduit hubs or Myers hubs.
11. Avoid installing conduits in water or where excessive moisture
exists. For conduits terminating to boxes in wet areas, use Myers
hub fittings.
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B. EMT:
1. Use in dry locations for concealed or exposed work.
C. Liquidtight Conduit:
1. Use for terminating connection for motors, compressors, air
conditioners, sound equipment and dry type transformers.
2. Provide proper fittings with insulated throats. Provide green wire
ground.
3. Use Liquidtight conduit and fittings in outdoor locations and in pump
rooms, garages, elevator pits and other locations subjected to
moisture.
4. Use for all motor transformer terminations and other equipment
where vibration is present.
D. Flexible Conduit:
1. Install as terminating connection for motors, compressors, air
conditioners, sound equipment and dry type transformers in dry
areas as shown or scheduled.
2. Install green wire ground in all flexible conduit.
3. Flex conduit to be used only for light fixtures and motor
connections, whips no more than 6’ in length.
E. RGS:
1. Use in dry locations for concealed or exposed work where shown.
2. Use in or under concrete pours.
3. Use where exposed to weather.
4. Where run in earth and below slab on grade, encase conduit in 1-
1/2” concrete envelope unless otherwise noted.
5. Use where noted on drawings.
3.10 CABLE LUBRICATION AND LUBRICANT:
1. The cable jacket and/or conduit walls shall be completely lubricated when
cable is pulled into conduit. The lubricant shall be applied immediately
before or during the pull.
2. Minimum quantities of lubricant are as follows:
a. 1 quart of lubricant per 100 feet of 1 inch conduit.
b. 2 quarts of lubricant per 100 feet of 2 inch conduit.
c. 3 quarts of lubricant per 100 feet of 3 inch conduit.
d. 1 gallon of lubricant per 100 feet of 4 inch conduit.
3. This quantity shall be increased as needed for difficult pulling situations
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(high temperatures, multiple bends, poorly placed conduit, etc.)
4. Cable attachments for pulling shall be patent cable grips, or other devices
subject to the Owner's approval. In using woven basket type grips on
covered cable, care shall be taken to avoid damage to the cable and seal,
which shall be marked up and maintained during cable installation.
Difficult pulling is not anticipated; if unduly difficult pulling occurs, the
Contractor shall check pull required and suspend further pulling until
further procedure has been approved by the Owner. Maximum pull
tension shall not exceed recommended value for the cable when
measured by tension dynamometer.
5. Cable pulling during low temperatures is subject to review by the Owner
and shall be discontinued when, in the Owner's and Engineers opinion,
the cable may be damaged.
6. The Contractor shall keep records of all cables pulled, meggered and
terminated. Exact lengths of cables installed shall be supplied to the
Owner.
3.11 CONDUIT FITTINGS:
A. EMT:
1. Provide EMT connector and nylon bushing at all EMT plain end
terminations for power, CATV, communications and computer.
2. Use set screw type, concrete tight indoors, dry locations.
3. Use compression connectors, squeeze type in wet locations.
B. RGS:
1. Provide galvanized steel locknuts at each termination
unless hubs are used.
2. Use sealing locknuts for all wet/damp areas.
3. Use grounding type locknuts for rigid terminations not equipped
with grounding bushings.
3.12 CONDUIT HANGERS:
A. General:
1. Investigate thoroughly, Architectural and Shop Drawings related to
work, to determine how equipment, fixtures, piping, ductwork, etc,
are to be supported, mounted or suspended. Provide extra steel,
bolts, inserts, pipe stand brackets, or any other items required for
proper support. Provide supporting accessories where required,
whether or not shown on the drawings. Where directed, furnish
drawings showing supports, etc., for approval.
2. Conduit hanger rods in areas where hot dipped galvanized conduit
is installed shall be galvanized steel, sprayed with one coat of
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Rustoleum paint.
3. Size support member within load rating of member section, and
without visible deflection.
4. Mount conduit on top of support member unless space
considerations prevent installation; use conduit clamps.
5. Provide channels for racking up conduit, trapeze, suspensions,
cable racks, panel racks, etc., as shown and as required and
provide poured-in-place inserts for supporting channels.
B. Conduit Clamps:
1. Single conduits shall be supported by means of one-hole pipe
clamps in combination with one-screw back plates to raise
conduits from the surface.
C. Trapeze Hangers:
1. Multiple runs of conduits shall be supported by means of trapeze
hangers, keeping conduits as high as possible with minimal beads
and offsets in height.
3.13 SURFACE RACEWAYS:
A. Surface Raceways:
1. Blank cover raceways shall be provided where shown, or as
approved in advance by the Engineer.
2. Secure to structure at 5 foot intervals.
3. All surface boxes to be independently secured to structure.
4. Provide separate green grounding wire within each surface
raceway and extend back to ground of serving panelboard.
5. Paint all raceways to match adjacent walls.
3.14 CONDUCTOR SPLICING MATERIALS:
A. Splices and connections for lighting and receptacles shall be made in
accessible outlets, pullboxes or junction boxes.
B. Insulate all splices, taps and connections for lighting and receptacles with
U.L. labeled gauge plastic tape or molded composition caps.
C. Splices shall not be made except where called for by the drawings, or
where specifically permitted by the Owner. Where splices are permitted,
they shall be made in a neat, workmanlike and approved manner by
those specialized in this class of work, close attention being paid to all
splices with particular attention to splices on higher voltages. Splices
shall be made by the Contractor for each type of wire or cable in
accordance with instruction issued by Cable Manufacturers and the
Owner. Before splicing, insulated cables shall have conductor insulation
stepped and bound or penciled for recommended distances back from
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splices to provide a long leakage path. After splicing, insulation equal to
that on the spliced conductors shall be applied at each splice. In baring
conductors for splices, care shall be taken to avoid nicking strands.
3.15 CONDUCTORS:
A. All wire and cable shall be installed in an approved raceway.
B. Provide wire and cable in conduit for all feeders, motor circuits, lighting
circuits, receptacle circuits, equipment circuits, etc., as shown on
drawings.
C. Coil slack wire at outlets, inside the outlet boxes and seal the outlet
opening with cardboard or fiber plug to prevent entrance of concrete
plaster or paint. Provide separate neutrals for all single phase circuits.
D. Tag all feeders, subfeeders, special system wiring and control wiring in
each pullbox/gutter space, denoting points of origin/termination of wires.
E. Install a maximum of 3 phase and one neutral conductor in any one
feeder or branch circuit conduit unless otherwise directed by Engineer.
F. Provide supports for conductors in vertical raceways in accordance with
NEC, Article 300-19.
G. Flexible conduit used as connection to any equipment shall contain
separate green grounding wire run back to ground bus of serving
panelboard.
H. Provide #12 AWG minimum size for branch circuit and emergency system
wiring, #14 AWG minimum size for signal circuits.
I. All wires #12 and larger and wiring to motor or other fixed equipment shall
be stranded type.
J. Provide #10 minimum size for branch circuit run which exceed 100 feet;
unless otherwise directed.
K. The neutral wire shall be identified throughout the system. Feeders shall
be identified at the source and at all boxes with panel make and phase
(A,B,C).
L. Included in the work covered under this section is the cutting or drilling of
entrance holes into enclosures, equipment terminal boxes and outlet
boxes for entrance of cable not in conduit, as well as the work of cutting
and drilling of holes in miscellaneous plates located in the path of cable
runs. Entrance holes for cable shall be installed around cable, as part of
the work of installing cable, sealing bushings, Crouse-Hinds type: "CGB"
or Owner approved equal, or conduit bushings where these alone are
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permissible. The work shall also include the work of packing or sealing at
conduit bushings after cables are pulled, using unoiled Oakum and JM
Dux-seal or Owner approved equal.
M. Cables shall be formed to avoid sharp bends or edges of conduit
bushings upon entering or leaving conduit terminations, and insulated
wiring to approximately six inch intervals between conduit and terminals.
Where outlet box, cabinet, cubicle, switchgear or other terminal points for
cable are equipped with cable or wiring trays, troughs or gutters.
Contractor shall pull sufficient length of each cable to permit neat
arrangement of all entering cables, with leads formed and cabled or
clamped as each conductor is brought to its terminal connection. No
tangle box work will be accepted.
N. Where reasonable practicable , the minimum radius to which an insulated
conductor is bent, whether permanently or temporarily during installation,
shall be ten times the diameter over the outer covering.
O. Making terminal connections shall be included as part of the work, except
as specifically noted. At points where the conductor and cable insulation
will be terminated, terminations shall be made in a neat, workmanlike and
approved manner by men specialized in this class of work, particular
attention being given to higher voltage terminations, shielded conductor
terminations and coaxial cable terminations. Terminations shall be made
by the Contractor for each type of wire or cable in accordance with
instructions issued by the Owner. Spare cables shall be trimmed, taped
and bundled neatly within the cabinet so their presence will not interfere
with connected terminations. They shall be trimmed to a length such that
they can be made up and connected to the farthest terminal block within
the cabinet.
P. Before any cable terminal connections are made, conductors shall be
rung out. Connections shall be made according to wiring diagrams.
Polarity or phasing shall be checked before final connections are made,
and corrections of polarity, phasing or rotation shall be made without
additional cost to the Owner.
Q. Control cable terminations shall be made in accordance with wiring
diagrams, using wire numbers established by the Owner for the various
control circuits. It is the intent that the Contractor shall terminate the
cables which he installs, except as specifically noted.
R. When control cables are to be fanned out and cabled together with cord,
Contractor shall make connections to terminal blocks, and test equipment
for proper operation before cables are corded together. If there is any
question as to proper connection, the Contractor shall make temporary
connection with sufficient length of cable so that cable can be switched to
another terminal, without splicing cable.
S. After pulling and splicing but before making cable terminal connections,
the Contractor shall expose ends, clear each conductor, and make the
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required Megger test on all circuits except lighting circuits. Contractor
shall test cables for motors, power, and control, with a Megger insulation
testing instrument (Associated Research, Inc., Megohmmeter) before
equipment is energized. In the event insulation is deficient, repeat
Megger testing shall be accomplished after corrective measures have
been applied. Extreme care shall be exercised in meggering so as not to
put excessive voltage on instrumentation and electronic equipment and
thereby damage such devices.
The Contractor shall megger all power feed cables for 10 to 15 sec., at
4000 volts on apparatus rated 2500 volts, 1000 volts on apparatus rated
550 volts to 2500 volts and 500 volts on apparatus rated less than 500
volts. The cable shall be meggered first on the reel before pulling and
then again on a cable-by-cable basis after being cut and pulled.
T. A check shall be made of all external and internal wiring for loose
connections, cable sizing and proper terminations per the elementary and
connection drawings listed and attached with specification.
U. All wiring systems shall be thoroughly checked before placing the system
in service, for grounds, short circuits and conformity to wiring diagrams.
3.16 CONDUCTOR CIRCUITING:
A. Lighting, receptacles and special circuits:
1. Lighting circuits: provide lighting arrangement as shown or 15
amperes maximum per circuit where not otherwise shown.
2. Receptacle circuits: provide 5 convenience outlets maximum per
circuit unless otherwise shown or specified.
3. Special receptacle circuits: provide as indicated on drawings and
as specified under special items of equipment and provide
separate green conductor for grounding receptacles to panel
ground bus. This includes UPS dedicate single receptacle for
Telecommunication Rooms.
B. Power and Control Circuits:
1. General requirements:
a. Provide all power wiring. Install in conduit and make all
connections to disconnect switches, motor controllers,
motor and other items of electrical equipment shown on
drawing details and schedules.
b. Provide control wiring only as shown on electric equipment
schedule and plan details. Install in conduit and make
connections to motors, motor controllers, control devices,
etc., including the mounting of all control devices furnished
by others.
BEARDSLEY DESIGN ASSOCIATES
CORNELL – NCP BASIC MATERIALS AND METHODS
STANDARD SPECIFICATIONS 26 01 01 PAGE 16 of 19
MARCH 29, 2013
c. Verify exact location and rating of all motors, controllers,
control devices, etc., with other contractors before
roughing.
d. Power and control wiring may be combined in common
conduit by increasing conductor or conduit sizes as
required by code.
e. Provide minimum working clearances as required by NEC
Article 110-16 and as shown on the drawings.
2. Wiring diagrams:
a. Any wiring diagrams shown on drawings for hookup of
equipment furnished by others, are approximate and are
for bidding purposes only
b. Obtain wiring diagrams, certified correct for the job, from
respective Contractor for all equipment and systems
furnished by them.
c. Install all work in accordance with certified wiring diagrams.
3. Control devices:
a. Do not accept control devices from other Contractors
unless they are properly tagged and furnished with
circuiting information.
3.17 LIGHTING CIRCUIT CONTROL DEVICES AND RECEPTACLES:
A. All devices shall be mounted within a steel box.
B. All receptacles shall be mounted with box aligned in a vertical direction
with ground slot at bottom of receptacle. In those areas where vertical
space is not available such as under fin radiation, cabinets and above
backsplash, mount horizontally with ground slot at right.
C. Provide circuit identification of lighting junction boxes and wall switches in
each Telecommunication room as called for
3.18 WALL PLATES:
A. Submit samples as requested by Architect/Engineer.
B. Provide special plates fabricated for devices shown ganged together at
one location and provide special engraving for switch plates covering
special utility switches as shown on drawings.
C. Special finish plates will be required where so noted on drawings or
included in specifications. Sample of finishes will be furnished to
Architect/Engineer for approval when so requested.
BEARDSLEY DESIGN ASSOCIATES
CORNELL – NCP BASIC MATERIALS AND METHODS
STANDARD SPECIFICATIONS 26 01 01 PAGE 17 of 19
MARCH 29, 2013
D. Provide blank matching coverplates for outlets not used.
E. Coverplates for telephone, dimmer controls, etc., shall match device
plates in each area.
3.19 OUTLET, JUNCTION AND PULLBOXES:
A. Flush recessed wherever possible and securely supported from building
construction.
B. Where outlet boxes are installed in exposed block walls, locate at corner
of block. Locate conduit as required to meet block conditions.
Coordinate with other Divisions.
C. Identify junction boxes for particular service such as power, lighting,
grounding, fire alarm, etc. Label with suitable tags or use stencil lettering.
D. Locate where shown or required for outlet facilities and where shown or
required for installing wire or cable. Make accessible after completion of
construction; Electric Contractor shall be responsible for coordination with
other divisions. Junction and pullboxes shall not be located in finished
room unless specifically permitted.
E. Mounting height of boxes shall be as scheduled.
3.20 PREVENTION OF CORROSION:
A. Protect all metallic materials against corrosion.
B. Aluminum shall not be used in contact earth nor embedded in concrete.
Where connected to dissimilar metal, protect by approved fittings and
treatment.
C. Hot dip galvanize all ferrous metal materials such as bolts, braces, boxes,
bodies, clamps, fittings, guards, nuts, pins, rods, shims, washers, and
miscellaneous parts which are not made of corrosion-resistant steel. Use
stainless steel fasteners in wet locations and out of doors.
D. Galvanized in accordance with ASTM A-123 or A-153.
3.21 PAINTING:
A. General Requirements:
1. Painting shall be provided as outlined hereafter.
2. Clean all surfaces of moisture, rust, plaster, dirt, dust, and foreign
matter before painting.
3. Apply full even coats as required to provide acceptable finish.
BEARDSLEY DESIGN ASSOCIATES
CORNELL – NCP BASIC MATERIALS AND METHODS
STANDARD SPECIFICATIONS 26 01 01 PAGE 18 of 19
MARCH 29, 2013
4. Apply finish coat just before final acceptance.
5. Protect all other surfaces with drop cloths. masking tape, etc.
6. Protect equipment and internal parts with making tape.
7. Factory enamel-finished equipment not to be painted, EXCEPT
when rusted or otherwise damaged; then paint as directed or if
specifically called for hereinafter.
8. Appearance to be approved; repaint if required.
B. Paint all work of this division in the following areas:
1. Boiler Room, Mechanical Equipment Rooms, Electrical Equipment
Rooms, Penthouses, Fan Rooms, all work of this contract
exposed to the weather, and where specifically called for.
a. Bare pipes, conduit, supports, all supports, mounting
boards/panels, metal jackets, etc., also paint equipment
not supplied with factory finished surface.
1) First Coat: Pratt and Lambert "Effecto" primer
unless equipment supplied with factory prime coat.
2) Second Coat: Pratt and Lambert "Effecto" enamel.
3) Color as selected by engineer/architect.
4) Additional coats as required.
3.22 FIRESTOPPING, WATERPROOFING, CAULKING AND SEALING:
A. Opening Through Fire/Smoke Walls and Floors:
1. Install work per NFPA.
2. Provide sleeves for ducts and pipe anchor duct sleeves with angle
iron.
3. Comply with Division 078413 – Penetrating Firestopping
3.23 TESTS:
A. General:
1. Perform all operations required for the complete testing of all
systems, equipment and related work as shown on drawings or
specified herein and in accordance with all applicable
requirements of the specifications.
2. Before final acceptance, all specified tests shall be completed to
the satisfaction of the Engineer or his representative, who shall be
sole judge of the acceptability of such tests and who may direct
the performance of any such additional tests as he deems
necessary in order to determine the acceptability of the systems,
equipment, material and workmanship. Any additional tests
BEARDSLEY DESIGN ASSOCIATES
CORNELL – NCP BASIC MATERIALS AND METHODS
STANDARD SPECIFICATIONS 26 01 01 PAGE 19 of 19
MARCH 29, 2013
required by the Engineer will be made at no additional costs to
Owner.
3. All protective equipment shall be actuated in a manner that clearly
demonstrates their work ability and operation.
4. Demonstrate the ability of each and every piece of equipment to
meet the design and operating requirements indicated on the
drawings.
5. The inspection and test by the Owner or Engineer of any articles
or lots thereof , or failure to inspect and accept or reject any article
or lots thereof, shall not relieve the Contractor from any
responsibility regarding defects or other failure to meet the
Specification requirements which may be discovered prior to final
acceptance. Except as otherwise provided in the Specification,
final acceptance shall be conclusive except as regards any latent
defects, fraud, or such gross mistakes as amount to fraud.
6. Acceptance to the material and/or equipment and the waiving of
test thereof, shall in no way relieve the Contractor of the
responsibility for furnishing material and/or equipment meeting the
requirements of these Specifications.
END OF SECTION 26 01 01