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Standard and Large Diameter Corrugated Steel Pipe |
Corrugated steel pipe is available in a wide range of sizes (up to 96 inches and larger), shapes, gages and corrugation profiles to help designers meet both hydraulic and structural conditions at each site. In addition, corrugated steel pipe is available in a range of coatings, including galvanized, aluminized steel Type 2, polymeric and others. Depending on the respective coating selected for the applicable environmental conditions, a service of 100+ years can be designed.
Shapes and uses of corrugated conduits
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Shape
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Range of Sizes
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Common Uses
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Round
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6 in. -51 ft
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Culverts, subdrains, sewers, service
tunnels, etc. All plates same radius.
For medium and high fill (or trenches)
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Vertical ellipse
5% nominal
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4-21 ft
nominal;before elongating
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Culverts, sewers, service tunnels,
recovery tunnels. Plates of varying
radii;shop favbrication. For
appearance and hwhere backfill
compaction is only moderate.
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Pipe Arch
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Span x Rise 17 in, x 13 in.
to
20ft 7 in x
13 ft 2 in.
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Where headroom is limited, Has
hydraulic advantages at low flows.
Corner plate radius. 18 inches or
31 inches for structural plate.
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Underpass*
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Span x Rise
5ft 8 in, x 5 ft 9 in.
to
20 ft 4 in. x 17 ft 9 in.
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For pedestrians, livestock or
/> vehicles (structural plate).
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Arch
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Span x Rise
5 ft x 1 ft 9 1/2 in.
to
82 ft x 42 ft
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For low clearance large waterwway
openinng, and aesthetics (structural plate).
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Horizontal Ellipse
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Span
7-40 ft
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Culverts, grade separations, sorm
sewers, tunnels (structural plate).
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Pear
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Span
25-30 ft
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Grade separations, culverts, storm
sewer, tunnels (structural plate).
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High Profile
Arch
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Span
25-83 ft
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Culverts, grade separations, storm
sewers and tunnels. Ammunition
magazines, earth covered storage
(structural plate).
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Low Profile
Arch
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Span
20-83 ft
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Low-wide waterway enclosures,
culverts, storm sewers (structural plate).
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Box Culvert
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Span
10-53 ft
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Low-wide waterway enclosures,
culverts, storm sewers (structural plate).
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Specials
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Various
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For lining old structures or other
spcial puposes. Special fabrication.
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Notes:
*For equal area or clearance, the round shape is generally more economical and easier to assemble.
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