Page 44 - North American Clean Energy May June 2015

solar spotlight: ground screws

Ground Screws
Ground screws are becoming the choice in foundation methods. They eliminate the

need for concrete and allow foundations to be quickly set. The following highlights a
variety of available options to suit different applications and soil conditions.

SEE AD ON PAGE 46
SEE AD ON PAGE 18

American Earth Anchors Cantsink Manufacturing

Product: PE46-Hex
Key Features:
Product: Helical Pile Foundation
Flange Size: Helix ranges from 11"
Description: 46" aluminum screw anchor • Replaces concrete footing, no digging, Description: A helical pile is a steel pipe (27.94 cm) to (35.56 cm) standard

that replaces concrete footings adjustable forms, pouring, or waiting;
with a helix plate at the bottom. They are Key Features:
height for leveling. The PE46-Hex will not • 14,000 lbs (6350 kg) of pull-out and 9,000 screwed into the ground with a bobcat or • Patented helix plates are cold formed and
rust and weighs only 10 lbs (4.54 kg)
lbs (4082 kg) down pressure;
similar machinery. The helical piles perform corrugated, making them 50% stronger
Material: Heat treated aluminum • Aircraft-quality 356 alloy, heat-treated, extremely well in very poor, sandy or other than others;
non-cohesive soils, and they are used for
Diameter: 3" (7.62 cm) lights cast aluminum;
foundation support.
• ICC- certiied;
Thickness: 1 3/4" (4.45 cm) shaft • Fast installation with 2" (5.08 cm) socket • Piles are manufactured in the USA, using
Length: 46" (116.84 cm)
and impact wrench; and
Material: Steel
90% recycled steel in a solar-powered facil-
Surface Treatment: Hot dipped galvanized ity, keeping costs low;
Flange Size: 4" (10.16 cm) • 3/4" (1.9 cm) hole tapped in head for post
Thread Width: 3" (7.62 cm) brackets, threaded rod, etc.
Diameter: 2" to 8" (5.08 cm to 20.32 cm) • Helical piles have a life expectancy of over
www.americanea.com
Thickness: Varies
100 years when installed properly; and
Thread Pitch: 2.25" (5.72 cm) Length: Standard lengths range from 5 ft • Fast turn-around.
Threads: 17
(1.52 m) to 10.5 ft (3.2 m)
www.cantsink.com

SEE AD ON PAGE 75

TerraSmart

Product: Ground Screw
Thickness: .165" (8 gauge)
Description: TerraSmart’s patented ground screw Length: 82" (208.28 cm)
offers a versatile and economical solution in all soil
and ield conditions. Ground screws have an ability to Key Features:
• Economical in all soil types;
penetrate the toughest soil conditions, including: bed- • Rapid and precise installation;
rock, caliche, permafrost, and coral, with ease in just
minutes.
• Integrated ixed-tilt racking;
Material: Galvanized steel to ISO 1461 (EQ. ASTM • Continuous spiral thread around shank; and
A123)
• Forged chisel-tip for insertion into soil, including rock.
Diameter: 3" (7.62 cm)
www.terrasmart.com

Bayo-S

Product: Thread Width: 12 mm
Description:
Thread Pitch: 50 mm

Material: Steel grade S235, S275 Threads: Screw heads made of DC01 tape
or upon request
Key Features:
Surface Treatment: Hot-dipped • Variable length according to soil type and load
Foundations for Ground Mounted
galvanized steel, according to DIN requirements;
Solar Projects
EN 1461
• Fully adaptable attachment for every racking
Diameter: 76 mm system;
• Driven Piles • Grouted Piles Thickness: 3.6 mm
• Special adapters for dificult/challenging types
• Helical Piers • Rock Screws
Length: Depends on load of soil (swamp, sand.);
requirements
• Easy to extend if necessary, bayonet lock; and
www.ancorapiling.com
Flange Size: 8 x 160 mm
• Fast and precise installation.
hexagonal or upon request
www.bayo-s.com
44 nacleanenergy.com
MAY/JUNE 2015