a. Steel pedestal base:
ASTM A 53/A 53M Schedule 40 steel pipe, 60 mm
2 3/8 inch O.D.
b.
Mounting:
Type as indicated.
c.
Hardware:
Zinc or cadium plated nuts, bolts, screws, and lock
washers.
d.
Metal finish:
Powder coating conforming to ASTM D 3451 testing.
[2.10.4
Wood Tables
Provide manufacturer's standard wood tables with wood [metal] [_____] bases
as indicated. Provide fasteners and accessories required for onsite
assembly. Kiln dry and pressure treat wood components to manufacturer's
standard, maximum 19 percent moisture content. [Pre-treat metal components
and provide manufacturer's standard primer and powder coat finish complying
with ASTM D 3451, color as selected].
a.
Design wood tables to sustain a live load of not less than 10 kPa
200 pounds per square foot.
b.
Provide kiln dried, surfaced four sides (S4S), clear all sides
wood slats of species and sizes indicated.
(1) Species: [Teakwood] [Marine Teak] [Clear All Heart Redwood]
[Red Cedar] [Alaska Yellow Cedar] [Clear Douglas Fir] [Ipe]
[Mahogany] [Purple Heart].
(2) Nominal wood slat sizes: 25 by 63 mm 1 by 2 1/2 inch [25 by
75 mm 1 by 3 inch] [50 by 75 mm 2 by 3 inch] [50 by 100 mm 2 by 4
inch].
c.
Design bases of the materials listed below to support the loads
imposed in the design of the tables.
d.
Wood Support: Match in species, grade, grain, color and finish of
the wood slats.
[e.
Steel Support:
ASTM A 653/A 653M].
[f.
Cast Grey Iron Support: ASTM A 48/A 48M, Class 30 or recycled
cast grey iron ASTM A 48/A 48M, Class 25.]
[g.
Cast Aluminum Support:
ASTM B 26/B 26M or ASTM B 108 as
applicable.]]
[2.11
TREE GRATES
Provide [cast aluminum] [cast iron] [cast bronze] [punched steel]
[stainless steel] tree grates in [round] [square] model of sizes indicated
on the drawings. Furnish complete with angle steel frames with finish to
match tree grates.
SECTION 02870
Page 28
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