How to Build a Complete Guy/Stay Assembly
A guy (stay) holds a pole against the sideways pull of the line. A complete assembly runs from the pole to the ground: a pole-end attachment (guy hook), the guy wire (galvanized strand) terminated at each end by a grip or clamp, an optional guy-strain/stay insulator to isolate it, and an anchor in the soil connected by an anchor rod. Every part must be rated above the guy’s working tension and matched to the strand, so the whole load path from pole to earth is continuous and strong.
A guy looks like just a wire to an anchor, but it’s a coordinated assembly of parts that all have to connect, and all have to hold the pole. Miss or mismatch one and the stay is compromised. This guide walks through the complete assembly, pole to ground.
Why a Pole Needs a Guy
A pole carrying conductors is pulled sideways by the line tension, by a change of direction at an angle, by dead-ending the line, by wind. Left unbraced, it leans or fails. A guy (stay) takes that pull in tension: a strand run from the pole down to an anchor in the ground, holding the pole upright and straight. The guy’s job is to carry the pole’s sideways load safely into the earth so every part of it is in that load path.
Building the Assembly, Pole to Ground
1. Pole-end attachment the guy hook
At the top, the guy attaches to the pole through a guy hook (or equivalent attachment), bolted to the pole at the guy’s design height. It takes the guy’s pull into the pole structure. Because the whole guy load runs through it, it must be rated above the guy tension.
2. The guy wire the strand itself
The guy wire (guy strand) is the galvanized steel strand that does the holding. Specify it on two axes: a strength grade (so its breaking strength exceeds the guy’s working tension with your margin) and a zinc coating class (for the service life your environment needs). The strand is the centerpiece everything else terminates, isolates, or anchors it.
3. Terminations grip or clamp
The strand is terminated at each end by either a guy grip (preformed, permanent, full-strength, tool-free) or a guy clamp (bolted, adjustable, re-openable, reusable). Choose by whether you want a permanent or an adjustable termination (see our guy-grip-vs-guy-clamp guide). Where two strand lengths must be joined, a strand splice does it. A galvanized thimble protects the strand loop at a bolted/shackled connection.
4. Insulation the guy-strain insulator (where required)
Where the guy runs near energized conductors, a guy-strain insulator or stay insulator is inserted in the guy to isolate it so the guy can’t become energized and hazardous. It’s a mechanical link that also breaks the electrical path. Include it where the design or standard requires guy isolation.
5. The anchor into the ground
At the bottom, the guy is held by an anchor in the soil, chosen by the ground: a drive/plate anchor for most soils, an expanding rock anchor for rock, a disk anchor for soft-to-medium soil, or a screw anchor for turn able soils (see our anchor-by-soil guide). The ground-anchor range covers them all.
6. The anchor connection anchor rod
The anchor connects to the guy at the surface through an anchor rod (a stay rod in some terminology), with an eye that takes the guy’s lower termination. For deep-set anchors, the rod is extended to reach the surface. Where a dug-in plate anchor is used, a stay plate on the rod provides the bearing.
The Rule That Ties It Together
Every part of the assembly must be rated above the guy’s working tension with your safety margin, and sized/matched to the strand because the load path is only as strong as its weakest link, and it runs continuously from the pole, down the strand, into the anchor, into the earth. Specify the whole stay as one coordinated set to one spec, not as separate parts that might not match.
A Complete Guy/Stay Assembly: Parts List
- Pole end: guy hook
- Strand: guy wire (grade + zinc class)
- Terminations: guy grip or guy clamp; strand splice if joining; thimble at loops
- Isolation: guy-strain / stay insulator where required
- Anchor: drive / rock / disk / screw, by soil
- Anchor connection: anchor rod / stay rod; stay plate for dug-in plate anchors
Building a Guy/Stay Assembly: FAQ
What are the parts of a guy assembly? From the pole down: a pole-end attachment (guy hook), the guy wire (strand), terminations (grip or clamp) at each end, a guy-strain/stay insulator where isolation is required, an anchor in the soil, and an anchor rod connecting the anchor to the guy. Every part is rated above the guy tension.
How do I choose the guy wire? By two things: a strength grade whose breaking strength exceeds the guy’s working tension with your margin, and a zinc coating class for the service life your environment needs. Send the guy tension and site and your supplier confirms the grade and class.
When does a guy need an insulator? Where the guy runs near energized conductors and the design or standard requires it to be isolated a guy-strain or stay insulator is inserted in the guy so it can’t become energized. It breaks the electrical path while carrying the mechanical load.
How do I choose the anchor? By the soil: drive/plate anchors for most soils, rock anchors for rock, disk anchors for soft-to-medium soil, screw anchors for turn able soils. Size the holding capacity above the guy tension for that soil. (See our anchor-by-soil guide.)
Grip or clamp for the guy termination? A preformed guy grip for a permanent, full-strength, tool-free termination; a bolted guy clamp where you want to re-tension, inspect, or reuse the connection. Many stays use both. (See our guy-grip-vs-guy-clamp guide.)
Can I buy the whole guy assembly from one supplier? Yes and it’s the safest approach, because every part is then matched to the strand and rated to one spec, so the load path is continuous. Give the guy tension, soil, and site, and a supplier can provide the complete coordinated stay.
The Bottom Line
A complete guy/stay assembly runs from the pole to the earth guy hook, guy wire, termination, insulator (where required), anchor, and anchor rod with every part rated above the guy’s working tension and matched to the strand. Specify it as one coordinated set so the load path from pole to ground is continuous and strong.
DAPENG Power (DP Power Fitting) makes the complete stay guy wire, grips and clamps, splices, guy-strain and stay insulators, the full anchor range, anchor rods, and guy hooks. Tell us the guy tension, soil, and site, and we’ll specify the whole assembly to one spec.
