SECTION 16115
SURFACE METAL RACEWAYS
PART 1 - GENERAL
1.01
REQUIREMENTS
A.
1.02
SCOPE
A.
1.03
1.04
The general provisions of the Contract, including General and Supplementary
Conditions and General Requirements, apply to the work specified in this Section.
The work covered under this Section shall include furnishing and installing
surface mounted metal raceways complete for all electrical systems as shown on
the Drawings and herein specified. Surface raceway systems shall consist of
raceway bases, covers, appropriate fittings, dividers, and device mounting plates
necessary for a complete installation.
QUALITY ASSURANCE
A.
All equipment, materials, and their installation shall conform to the requirements
of the National Electrical Code (NEC), local code requirements, and these
Specifications.
B.
All equipment and materials shall be listed by Underwriters Laboratories, Inc. (UL)
for their intended use and shall bear the UL label.
C.
Equipment shall be constructed in accordance with National Electrical
Manufacturer's Association (NEMA) standards.
D.
Submittals are required in accordance with SECTION 16010 of these
Specifications.
USES PERMITTED
A.
Surface mounted metal raceway shall be used primarily where new wiring is
required on existing walls and on new walls as noted on the Drawings.
B.
Overfloor metal raceways shall be used in dry locations where wiring is required
over floors to provide electrical services under desks and similar spaces as
shown on the Drawings. [Engineer edit out overfloor raceways if not using]
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SURFACE METAL RACEWAYS
1.05
SECTION 16115
DELIVERY, STORAGE AND HANDLING
A.
Deliver raceway systems in factory labeled packages.
B.
Store and handle in strict compliance with manufacturer’s written instructions and
recommendations.
C.
Protect from damage due to weather, excessive temperature, and construction
operations.
PART 2 PRODUCTS
2.01
2.02
MANUFACTURERS
A.
Surface metal raceways shall be as manufactured by THE WIREMOLD
COMPANY, as described herein as the basis of design, or equal product as
manufactured by HUBBELL INCORPORATED.
B.
All components and fittings shall be of the same manufacturer, or UL listed as an
assembly.
MATERIALS AND COMPONENTS
A.
All surface metal raceways shall be galvanized steel, unless otherwise indicated.
Finish shall be ivory in color (unless otherwise indicated) having a scratchresistant surface (a polyester topcoat over ivory base) and shall be suitable for
field repainting to match surroundings.
B.
A full complement of fittings must be available including but not limited to
mounting clips and straps, couplings, flat, internal and external elbows, cover
clips, tees, entrance fittings, wire clips, support clips, c-hangers, end caps,
conduit connectors, bushings, and take-off fittings to adapt to flush wall boxes.
The covers shall be painted with an enamel finish, ivory in color to match the
raceway. They shall overlap the raceway to hide uneven cuts. All fittings shall be
supplied with a base where applicable to eliminate mitering. Transition fittings
shall be available to adapt to other raceways manufactured by The Wiremold
Company. This Contractor shall provide all fittings, etc. for a complete
installation.
C.
Device Boxes shall be suitable for the type of raceways provided and for
mounting standard devices and faceplates. Devices boxes shall be provided in
single- and multiple-gang configurations, up to six-gang. Single-gang boxes shall
allow for snap-on and fastener applications. They shall range in depth from 0.94”
to 2.75”. Extension boxes shall be provided to adapt to existing standard flush
switch and receptacle boxes.
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SURFACE METAL RACEWAYS
2.03
SECTION 16115
D.
The raceway manufacturer shall provide a complete line of connectivity outlets
and modular inserts for UTP/STP, Fiber Optic, Coaxial and other cabling types
with face plates and bezels to facilitate mounting. A complete line of preprinted
station and port identification labels, snap-in icon buttons as well as write-on
station identification labels shall be available. Provide as needed for a complete
installation.
E.
Raceways used for communications cabling shall have a complete line of full
capacity corner elbows and tee fittings, and used where required or shown on the
Drawings, to maintain a controlled 2” cable bend radius which meets the
specifications for Fiber Optic and UTP/STP cabling and exceeds the TIA 569
requirements for communications pathways.
SURFACE METAL RACEWAYS
A.
WIREMOLD Series V500 or V700 raceway shall be one-piece design with a
base and cover factory assembled. The total width shall be 3/4” x 17/32” high
with a capacity of 1.19 square inches for V500 or 3/4" x 21/32” with a capacity of
0.26 square inches for V700. The raceway base and cover shall be a minimum
thickness of 0.040”. The raceway shall be available in five (5) foot and ten (10)
foot lengths.
B.
WIREMOLD Series V2400 raceway shall be a single-channel two-piece design
with a metal base and snap-on metal cover. The assembled base and cover
shall be 1 7/8” wide x 7/8” high with a capacity of 1.39 square inches. The
raceway base and cover shall be a minimum thickness of 0.040”. The raceway
base shall be available in ten (10) foot lengths and the cover shall be available in
five (5) foot lengths.
C.
WIREMOLD Series V3000 raceway shall be a single-channel two-piece design
with a metal base and snap-on metal cover. The assembled base and cover
shall be 2 3/4” wide x 1 17/32” high with a capacity of 3.70 square inches. The
raceway base and cover shall be a minimum thickness of 0.040”. The raceway
base shall be available in ten (10) foot lengths and the cover shall be available in
five (5) foot lengths.
1.
D.
Device brackets shall be provided for mounting standard single or twogang devices within the raceway.
WIREMOLD Series V4000 raceway shall be a single-or dual-channel two-piece
design with a metal base and snap-on metal cover. Base shall be dividable by
means of a removable barrier section into two equal compartments. The
assembled base and cover shall be 4 3/4" wide x 1 3/4" high with a capacity of
7.20 square inches for undivided raceway and a capacity of 3.10 square inches
for each compartment of the divided raceway. The raceway base shall be a
minimum thickness of 0.050 inches and the cover with a minimum thickness of
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SURFACE METAL RACEWAYS
SECTION 16115
0.040”. The raceway base shall be available in ten (10) foot lengths and the
cover shall be available in five (5) foot lengths.
1.
E.
WIREMOLD Series S4000 raceway shall be a dual-channel two-piece design
with a type 304 stainless steel base and snap-on cover, having a number 4
brushed finish. Base shall be dividable by means of a removable barrier section
into two equal compartments. The assembled base and cover shall be 4 3/4"
wide x 1 3/4" high with a capacity of 7.20 square inches for undivided raceway
and a capacity of 3.10 square inches for each compartment of the divided
raceway. The raceway base shall be a minimum thickness of 0.050 inches and
the cover with a minimum thickness of 0.040”. The raceway base shall be
available in ten (10) foot lengths and the cover shall be available in five (5) foot
lengths.
1.
F.
Plastic device mounting bracket and trim plates shall be provided to install
devices horizontally within the raceway. Trim plate shall overlap the
cover-eliminating seam. Faceplates shall accept a variety of power and
data/communication devices. Plastic must be compatible with UL 94 for
Plastic Materials. Device brackets and trim plates shall be colored to
match the raceway.
WIREMOLD Series V6000 raceway shall be a single-or dual-channel two-piece
design with a metal base and snap-on metal cover. Base shall be dividable by
means of a removable barrier section into two equal compartments. The
assembled base and cover shall be 4 3/4" wide x 3 9/16" high with a capacity of
16.00 square inches for undivided raceway and a capacity of 7.20 square inches
for each compartment of the divided raceway. The raceway base shall be a
minimum thickness of 0.050 inches and the cover with a minimum thickness of
0.040”. The raceway base shall be available in ten (10) foot lengths and the
cover shall be available in five (5) foot lengths.
1.
G.
Plastic device mounting bracket and trim plates shall be provided to install
devices horizontally within the raceway. Trim plate shall overlap the
cover-eliminating seam. Faceplates shall accept a variety of power and
data/communication devices. Plastic must be compatible with UL 94 for
Plastic Materials. Device brackets and trim plates shall be colored to
match the raceway.
Plastic device mounting bracket and trim plates shall be provided to install
devices horizontally within the raceway. Trim plate shall overlap the
cover-eliminating seam. Faceplates shall be available to accept a variety
of power and data/communication devices. Plastic must be compatible
with UL 94 for Plastic Materials. Device brackets and trim plates shall be
colored to match the raceway.
WIREMOLD Series OFR (OVERFLOOR RACEWAY). Overfloor raceway shall
be low profile ADA compliant, multi-piece design with aluminum base and screw16115-4
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SURFACE METAL RACEWAYS
SECTION 16115
on steel covers. The assembled base and cover shall be 7” wide x 1/2” high.
Height of assembled base and cover increases from 0” at edge to 1/2" with a
slope of no less than 1:2. Base shall have four (4) wiring channels, separated by
three (3) integral dividers. The raceway base shall be aluminum with a minimum
thickness of 0.080 inches and the cover shall be steel with a minimum thickness
of 0.040 inches. Bases for raceway and device boxes shall be suitable for
mounting directly to bare concrete or floor coverings. The raceway base and
covers shall be available in eight (8) foot lengths.
1.
Covers, fittings, device boxes, etc. for the OFR shall have a durable black
powder coat finish.
2.
Overfloor raceway 2-or 4-gang divided device boxes shall allow for
multiple services (power, communications, A/V) at a single point-of-use
with side facing device mounting. The assembled device box shall be 7”
wide x 2 1/4” high x 13” long (2-gang) or 18” long (4-gang). This low
profile device box shall allow space for large cable bend radius and
accept OFR Series device plates. Removable divider can be aligned with
any of the raceway channels.
3.
Provide all fittings, crossovers, clips, raceway transitions to other vertical
raceway types, device plates, etc. necessary for a complete OFR system.
PART 3 - EXECUTION
3.01
EXAMINATION
A.
3.02
Examine conditions under which surface raceways, boxes, distribution systems,
accessories, and fittings are to be installed and substrate that will support
raceways. Notify the Architect/Engineer and Owner of conditions detrimental to
proper completion of the work. Do not proceed with work until unsatisfactory
conditions have been corrected.
INSTALLATION
A.
Surface raceways shall be installed in strict compliance with the manufacturer’s
installation instructions and recommendations and approved shop drawings.
Coordinate installation with adjacent work to ensure proper clearances and to
prevent electrical hazards.
B.
Surface raceways shall be installed parallel with or at right angles to building
structure and at the mounting heights noted on Drawings.
C.
Surface raceway systems shall be mechanically continuous and connected to all
electrical outlets, boxes, device mounting brackets, and cabinets, in accordance
with manufacturer’s installation sheets.
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SURFACE METAL RACEWAYS
D.
Metal raceways shall be electrically continuous and bonded in accordance with
the National Electrical Code for proper grounding.
E.
Surface raceway shall be supported at intervals not exceeding five (5) feet or in
accordance with manufacturer’s installation sheets using appropriate anchors
and screws. The use of drive pins and/or other methods using compressed air or
gases are not acceptable.
1.
3.03
SECTION 16115
V500 and V700 shall be supported using two (2) hole straps specifically
designed for the application secured with plastic anchors and No. 6
screws.
F.
Provide accessories as required for a compete installation, including insulated
bushings and inserts where required by the manufacturer.
G.
Close all unused raceway openings using manufacturer’s recommended
accessories.
H.
All surface raceway connections to outlet and/or junction boxes shall be made
using adjustable offset connectors or combination connectors as detailed on the
Drawings. The connectors shall be furnished by the manufacturer of the surface
raceway.
I.
Field cutting of surface raceways base and covers shall be accomplished by the
use of the manufacturer’s raceway cutters specifically designed for this purpose.
CLEANING AND PROTECTION
A.
Clean exposed surfaces using
recommended by manufacturer.
non-abrasive
materials
and
methods
B.
Protect raceways and boxes until final acceptance by the Owner.
C.
Repaint marred and scratched surfaces with touch-up paint to match original
finish.
END OF SECTION
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