HomeMy WebLinkAboutAgenda Report - March 20, 1996 (57)CIW • • •••
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AGENDA TITLE: Specifications and Advertisement for Bids for High Pressure
Sodium Luminaires
MEETING DATE: March 20, 1996
SUBMITTED BY: Electric Utility Director
RECOMMENDED ACTION: That the City Council approve the specifications and authorize
advertisement for bids for 175 high pressure sodium
luminaires.
BACKGROUND INFORMATION: The Electric Utility Department's Engineering Division has
issued work orders to replace 164 mercury vapor lights with
the more efficient high pressure sodium luminaires.
Some of the locations where replacement lights will be installed are the 100 and 200 blocks of West
Lockeford Street, Elm Streeet west of Garden Drive, Beckman Road and Cluff Avenue north of
Lockeford Street, Turner Road east of Beckman, Hansen Drive and the 600 and 700 blocks of West Lodi
Avenue, and various locations along Ham Lane between Elm Street and Kettleman Lane.
The balance of the order (11 luminaires) will be placed into inventory for future use in routine
maintenance or emergency replacement.
FUNDING:
1995/96 Budget: 10.0-503.01-500
Estimated Cost: $14,000
BID OPENING: April 3, 19
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Alan N. Vallow, Electric Utility Director
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APPROVED: ,
H. DIXON FLYNN
L City Manager
SPECIFICATIONS
LUMINAIRES
GENERAL
Luminaires shall be furnished, without lamps or photoelectric control units, in compliance with
these specifications. Equipment furnished shall be tested and approved, according to procedures
set forth by I.E.S. specifications, and shall meet the minimum standards set forth in the ASTM
and EEI-NEMA latest revisions.
LUMINAIRES
A. Ballasts: Ballasts shall be of the regulated type and shall be integral with the luminaires.
Ballasts shall have a minimum power factor of 90%; inrush current shall be less than
operating current, shall operate at plus or minimum 101/6 rated voltage. Voltage and
wattage shall be as specified. Ballasts shall be of the type recommended for high
pressure sodium lamps.
B. Light Distribution: Luminaires shall be of Type III light distribution for multiple
operation, equipped with photoelectric twist -lock type receptacle. The receptacle shall
be adjustable to permit re -orientation of the photoelectric control unit.
C. Reflector: Reflector shall be removable and highly specular.
D. Refractor: I.E. S. type refractor shall be furnished. Acrylic refractor shall be supplied for
100 -watt and glass refractor shall be supplied for 250 -watt luminaires. Refractor latch
shall be vibration proof to prevent accidental opening of the door. Gaskets shall be used
to seal the optical assembly at socket entry and between reflector and refractor.
E. Slip Fitter: Slip fitter shall be adjustable from 1'/." through 2" pipe without rearranging
of mounting parts, and adjustable plus or minus 5 degrees from horizontal.
F. Housing: Outer housing shall be cast aluminum and similar in design to American
Electric series 113 or General Electric series M2RR.