[b.
Cast aluminum:
ASTM B 26/B 26M or ASTM B 108 as applicable.]
[c.
Steel:
ASTM A 653/A 653M.]
[d.
Wood: Match in species, grade, grain, color and finish of the
wood slats.]
[e.
Concrete shall be of the same quality and finish as specified for
precast concrete.]
[f.
Design fiberglass pedestals to support the loads imposed in
design of bench. Color as approved.]
[2.5.2.2
Steel Arms
Provide 9 mm 3/8 inch thick by 75 mm 3 inch wide steel bench arms
conforming to ASTM A 653/A 653M.
]2.5.3
[Fiberglass Benches
Provide reinforced fiberglass benches molded with multiple laminations of
glass fiber impregnated with polyester isophthalic thermosetting resins,
minimum thickness of 3 mm 1/8 inch and reinforced as per manufacturer's
standard practice.
a.
Design bench to sustain a live load of not less than 10 kPa 200
pounds per square foot.
b.
Provide manufacturer's finish, 12-15 mil color impregnated
polyester gel coat, of color as selected from manufacturer's
standard colors and finishes, [smooth matte] [orange peel]
[polished granite]].
2.5.4
Steel Units
[2.5.4.1
Perforated Steel
Provide [1.9 mm 14 gage] [1.6 mm 16 gage] perforated steel sheet,
electrostatically coated with two component polyester enamel.
a.
Design bench to sustain a live load of not less than 10 kPa 200
pounds per square foot.
[b.
Provide 9 mm 3/8 inch thick by 100 mm 4 inch wide hot rolled
steel pedestals conforming to ASTM A 653/A 653M.]
[c.
Provide 48.3 mm 1 1/2 inch O.D. ASTM A 53/A 53M schedule 40 steel
pipe pedestals.]
][2.5.4.2
All-Welded Wire
Provide all-welded wire construction of 3.8 mm 9 gage, 3.1 mm 11 gage wire
with 13 mm 1/2 inch clear spacing and 8 mm 5/16 inch wire with 63 mm 2 1/2
inch spacing.
a.
Design benches to sustain a live load of not less than 10 kPa 200
pounds per square foot.
b.
Provide 33 mm one inch O.D. by 1.3 mm 18 gage [48.3 mm 1 1/2 inch
SECTION 02870
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