Internally Illuminated Street Name Signs
Features
Excellent day or night visibility.
Even illumination under any lighting condition.
Free swinging brackets adjust for leveling and mast arm diameter.
Available in single or double face.
Easy access service door swings down and away.
1.0 Standard Sizes.
1.1 Four, six and eight feet.
2.0 Functional Requirements
2.1 All messages shall be clearly legible, attracting attention under
any lighting conditions.
2.2 The sign shall consist of:
a. Extruded aluminum top, bottom and door.
b. Cast aluminum ends.
c. Sign Face(s).
d. Illumination.
2.3 Fluorescent lighting will be provided by 2-800 MA standard lamps.
2.4 Ballast shall be encased and potted and shall be provided by a
major manufacturer with proven dependability.
2.5 Fluorescent sockets will be D-Die snap-in-type sockets with a
rubber gasket on the lamp mating surface to prevent possible water
damage.
2.6 All wiring shall be 600 volts, 900 degree C, #18 AGW soft annealed
copper wire.
2.7 Wire connections will be made with insulated compression wire nuts.
3.0 Mechanical Construction
3.1 Aluminum Housing
a. Top shall be extruded from 6063-T5 aluminum alloy with a minimum
thickness of 0.1410". Drip rails overhanging the sign face help
prevent water intrusion.
b. Bottom shall be extruded from 6063-T5 aluminum alloy with a
minimum thickness of 0.094".
c. Ends shall be cast from 356 aluminum and have a minimum
thickness of 0.188".
d. Seams connecting top and bottom to ends shall be welded
continuous to provide a weatherproof seal.
3.2 0.125" extruded aluminum doors have one side removable to gain
access to sign face(not necessary for normal maintenance).
3.3 A continuous stainless steel hinge, 0.040" x 1 1/16" open, shall
mount the bottom of the door to the housing.
3.4 Signs shall have three 1/4-turn Dzus fasteners per door to secure
it to the housing.
3.5 Sign face shall be 0.125" white polycarbonate.
3.6 Drainage shall be provided by drain holes located in the corners of
the housing bottom.
3.7 Polyvinyl chloride (PVC) foam gaskets shall seal the sign between
the door and housing.
3.8 Reflectors shall be constructed from 0.020" aluminum and shall be
painted white.
3.9 Socket tracks shall be constructed from 0.063" aluminum and shall be
painted white.
3.10 Recommended mounting hardware is available from National Sign and
Signal Co., Inc. This hardware allows swinging of the sign to
reduce mast arm wind loads. Brackets are adjustable for leveling
the sign for use on any size mast arm. Other mounting methods may
be applicable.
Warranty
All products will be warranted to be free of defects due to material and
workmanship for a period of two (2) years.
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