SECTION 16510 LIGHTING FIXTURES

This spec was part of the Des Plaines, IL River WRF project that bid Feb 26, 2015.


SECTION 16510 LIGHTING FIXTURES


PART 1 GENERAL

1.1 RELATED REQUIREMENTS

A. Applicable provisions of Division 0 and Division 1 shall govern work in this Section.

1.2 SCOPE

A. Provide and install lighting fixtures and related accessories as indicated on the drawings and as specified herein.

1.3 QUALITY ASSURANCE

A. Comply with the requirements of the following regulatory agencies;
1. National Fire Protection Association (NFPA) Chapter 70 - National Electric Code (NEC) and Wisconsin Amendments thereto.
2. Underwriters' Laboratories, Inc.(UL).
3. Conform to the standards of the following agencies:
4. National Electrical Manufacturers Association (NEMA).
5. Certified Ballast Manufacturers Association (CBM).
6. American National Standards Institute (ANSI), Standard C82.1.

1.4 SHOP DRAWING SUBMITTALS

A. Submit manufacturer's printed data on lighting fixtures.

B. Submit fixture shop drawings in booklet form with index and a separate sheet for each fixture, assembled in luminaire "type" alphabetical order, with specified fixture and accessories clearly indicated on each sheet.

C. Shop drawings for all project light fixtures shall be submitted to the Engineer as a single submittal.  It shall be the Contractor's responsibility to combine drawings from his different distributors to produce a single, complete submittal to the Engineer.  Partial submittals will be rejected without review except that partial resubmittals of rejected fixtures will be allowed.

D. Submit copy of UL test report if requested by Engineer.  Include the following information as a minimum:
1. Dimensional information.
2. Description of the fixture construction.
3. Recommended lamps for use in that particular fixture.
4. Photometric test reports.
5. Any warnings regarding special requirements regarding the use of the lighting fixture.

PART 2 PRODUCTS

2.1 LIGHTING FIXTURES

A. Provide lighting fixtures of the size, type, and rating indicated in "Lighting Fixture Schedule" complete with lamps, lampholders, reflectors, ballasts, starters, wiring and other equipment required for a complete working installation.

B. Fixture catalog numbers do not necessarily include all accessories required to complete the installation. Catalog numbers used in the Lighting Fixture Schedule are used to designate the fixture series, size and lamping requirements. Refer to the lighting fixture schedule notes for additional requirements.

C. Provide proper trim for each fixture as required for the various types of ceiling being installed throughout project. Provide the necessary plaster frames, fixture ends, caps, suspension units, mounting brackets, and/or other auxiliary parts required to complete the fixture installation.

2.2 FLUORESCENT FIXTURES

A. Fabricate from sheet steel, die-formed to provide rigidity.

B. The color finish of each surface or pendant mounted lighting fixture is to be verified with the Engineer at the time of shop drawing review.

C. Lens panels for fluorescent troffers shall be framed and be equipped with hinge and latch. Equip frames and louvers with retaining means to support frame during relamping.

D. Design fluorescent rapid start fixtures, 40W and smaller, to incorporate a grounded metal starting aid such as reflector, ballast channel strip, at least 1 in. wide over full length of lamp and within maximum ½ in. distance from lamp per ANSI C82.1.

E. Design fixtures such that case temperature of ballast does not exceed 90?C.

2.3 HIGH INTENSITY DISCHARGE (HID) FIXTURES

A. Include a prewired integral ballast and optical assembly.

B. Suitable for continuous service at location shown in an ambient temperature of 40?C.

C. Outdoor fixtures shall be capable of operation at -20?F.

D. Ballast housing and structural parts including mounting devices shall be cast aluminum and include a provision for field mounting of safety chains.

E. Optical assembly shall be hinged and latched for lamp access.

F. Recessed HID fixtures shall be thermally protected in accordance with NEC Aricle 410.

G. Lampholders shall be porcelain with a nickel plated brass screw shell for medium and mogul base lamps.

H. Fixtures utilizing metal halide lamps shall be enclosed to prevent contents of the lamp from falling out of the fixture in the event of a violent lamp failure.  Open aperture recess metal halide downlights shall contain a clear glass shatter guard below the lamp.

2.4 OUTDOOR POLE MOUNTED FIXTURES

A. Ballast housing shall be easily accessible, heat dissipating from lamp and reflector.

B. Reflector shall be specular Alzak, designed to redirect reflected light in a uniform pattern.

C. Lens shall be heat and shock resistant tempered glass or one piece molded acrylic of flat design mounted in a hinged door with gasketed seal and easy access latches.

2.5 STEMS

A. Where stems are furnished by fixture manufacturer, he shall verify length prior to releasing for shipment.

B. Where stems are furnished by Contractor, he shall verify length prior to installation.

C. Suspended fixtures shall have swivel type aligner hangers in ceiling outlet boxes to ensure plumb suspension.

D. Exit fixtures shall be installed so that line of sight is not obstructed.


PART 3 EXECUTION

3.1 INSPECTION

A. Examine areas and conditions under which lighting fixtures are to be installed and notify Engineer in writing of conditions detrimental to proper and timely completion of work.

B. Do not proceed with work until unsatisfactory conditions have been corrected.

C. Verify ceiling system compatibility with recessed fixture mounting before releasing the order for manufacture.

3.2 INSTALLATION

A. Install lighting fixtures of types indicated where shown on drawings and at indicated heights.

B. Install in accordance with manufacturer's written instructions.

C. Fasten fixtures securely to indicated structural support members.

D. Install pendant fixtures plumb.

E. Provide proper bushings for wire entrances. Ground fixture chassis to conduit system.

F. Coordinate with trades so lighting fixtures are properly aligned with items such as diffusers, grilles, and speakers. If necessary, relocate fixtures as directed so there will be no conflict with other equipment.

G. Mount stem mounted fixtures with swivel aligners and stem lengths as required. Verify stem lengths.

H. Make fixture holes for wire entrance with knock-out punches or hole saw, remove burrs. Do not cut holes with tin snips.

I. Care shall be taken in placement of outlets and surface-mounted fixtures to maintain alignment, spacings, layout, and general arrangement shown on drawings.  Contractor may vary these dimensions slightly in order to clear obstructions.  Any major changes in the arrangement must be approved by Engineer.

J. Install tandem fixtures in continuous rows providing that finished appearance conforms to appearance of individual units.

K. Align and plumb rows of light fixtures.

L. Provide additional trim as required for neat plumbing of recessed fluorescent lights mounted in patterns.

M. Mount wall and ceiling fixtures independent and secure so that they are not dependent on finish for support and cannot be rotated or displaced.

N. Maintain clearances as required in Section 410.66 of the NEC. Notify Engineer of any conflict, prior to rough in.

3.3 FIXTURE SUPPORTS

A. See Section 16190 for fixture support items such as devices procedures, and retaining clips.

B. Surface or pendant mounted lighting fixtures weighing in excess of 25 pounds shall be securely supported to the outlet box through the use of a fixture stud. The stud shall attach to the box through a knockout in the top of the box.  Fixture support shall not be solely dependant on the ears of the box.

C. Securely attach outlet boxes to the building structure either directly to the structure or through the use a threaded rod or steel channel.

3.4 ADJUST AND CLEAN

A. Clean lighting fixtures of dirt and debris prior to acceptance.  Cleaning shall include lamps, reflectors, lenses, louvers and exposed trims and housing.

B. Protect installed fixtures from damage during the construction period

C. Aim adjustable fixtures to satisfaction of Engineer. Adjustable exterior lighting fixtures, such as floodlights, shall be aimed after dark.

D. Remove conspicuous trade labels.

3.5 FIELD QUALITY CONTROL

A. At time of Substantial Completion, replace lamps in lighting fixtures which are observed to be noticeably dimmed after Contractor's use and testing, as judged by Engineer.

3.6 PRODUCT STORAGE AND HANDLING

A. Handle lighting fixtures carefully to prevent breakage, denting, and scoring finish.

B. Do not install damaged lighting fixtures.

C. Do not repair damaged fixtures; replace and return damaged units to equipment manufacturer for repair.

D. Store lighting fixtures in a clean, dry space.  Store in original cartons and protect from dirt, physical damage, weather, and construction traffic.

3.7 JOB CONDITIONS

A. Contractor shall determine that ceiling suspension system is adequately supported to receive and support the lighting fixtures.  Where deemed inadequate, do not install fixtures until additional support has been provided.

B. Verify local codes and ordinances that may pertain to installation and aiming of exterior fixtures.  Notify Engineer prior to Bid time if problems are encountered.



END OF SECTION