Ladders, Harnesses, and the Six-Foot Line: A Hands-On Fall Protection Class
A field write-up from a Werner ladder-safety and fall-protection class — ladder types and duty ratings, the pre-use inspection habit, the ABCD of fall protection, full-body harnesses, self-retracting lifelines (Class 1 vs Class 2), and energy-absorbing lanyards.

How the day ran — and who ran it

This class came together thanks to a few people who made it a priority. It started with Rob A., the engineering coordinator at Northside Gwinnett, who requested the training for his team — the ask that turns “we should do that sometime” into a date on the calendar. Eric L. of Grainger set it up from there, arranging the session, the equipment, and the room. And Jerry L. of Werner taught it, and taught it well — with the Northside Gwinnett engineering team bringing the questions. The format was exactly right for this material: a PowerPoint walk-through of the fundamentals first, then hands-on training with the actual gear. It was also a good look at both companies doing what they do best — Werner, one of the biggest names in ladders and fall protection, and Grainger, the safety-supply distributor that puts training like this in front of working crews.

Jerry opened on the slides — ladder types and duty ratings, the pre-use inspection habit, safe setup and climbing, and then the fall-protection side: the ABCD of a personal fall arrest system, harnesses, and connectors. Then he got everyone off the slides and onto the equipment. He demonstrated a full-body harness fitting on a volunteer, walked through connecting to an overhead anchor and a self-retracting lifeline on a portable tripod rig, and put the gear in people’s hands so they could feel how it’s supposed to go on. That second half — a harness on a person, adjusted by someone who fits them for a living — is the difference between watching a video and knowing how it should feel.

What follows is the write-up from the day: the ladder half first, then the fall-protection half, organized as a clean reference you can hand to anyone on your crew who climbs a ladder or ties off at height.

Part 1 — The right ladder for the job

Most ladder incidents don’t start on the ladder. They start at the truck, when someone grabs whatever is closest instead of the ladder the task actually calls for. The class opened on ladder selection, because the two questions that prevent the most falls both get answered before you ever climb: is this the right type, and is it rated for the load?

Types you’ll actually use

• Step ladder — self-supporting, A-frame. Never stand on the top cap or the top step; the top two are not standing steps.
• Extension ladder — leans against a structure. Needs the 4-to-1 angle and a solid top support. Set it up wrong and it’s the most dangerous ladder in the shop.
• Platform ladder — a step ladder with a guarded standing platform and rail. For extended work at one height, it beats standing on a step for hours.
• Multi-position / articulating — folds into a step, extension, or scaffold-base configuration. Versatile, but every hinge is an inspection point.
• Fixed ladder — permanently mounted (roof access, tank, vault). Newer installations bring their own fall-protection rules under OSHA 1910.28.

Fiberglass vs aluminum — not a preference

Duty rating: add it all up, then round up

The duty rating printed on the side rail is a maximum working load — worker plus tools plus materials plus the belt. Total the real number and pick a ladder rated above it.

ANSI ladder duty ratings. Type III (light household) does not belong in facility or construction work — Type IA or IAA is the working spec.

Part 2 — Inspect it before every climb

The habit the class drilled: a ladder gets a look before every use, and a damaged ladder comes out of service immediately — tagged, not leaned back in the corner where the next person grabs it. It takes fifteen seconds once it’s a habit.

Part 3 — Climbing it right

Selection and inspection get you to a good ladder; technique keeps you on it. The rules the instructor kept returning to:

• Three points of contact — two hands and a foot, or two feet and a hand, always. Which means tools go in a belt or get hauled up by line, not carried in your hand.
• Belt buckle stays between the rails — if you have to lean past the side rail to reach it, get down and move the ladder. Overreaching is the classic step-ladder fall.
• Face the ladder — climbing and descending, and while working. Never turn your back to it.
• 4-to-1 angle (extension) — base out one foot for every four feet of working height (about a 75.5° angle). Too steep tips back; too shallow kicks out.
• 3 feet above the landing — an extension ladder used for roof or platform access extends at least 3 ft past the upper landing so there’s something to hold at the top.
• Secure top and bottom — tie off the top, foot or tie the base, or have it held. Level, firm footing only; use built-in levelers on uneven ground, never a stack of scrap.
• Never the top cap or top step of a step ladder, and never straddle the top.

Part 4 — Fall protection: the ABCD

When you can’t eliminate the fall hazard or guard it out with rails, you arrest the fall. A personal fall arrest system is only ever as strong as its weakest component, so the class taught it as a chain — the ABCD:

• A — Anchorage. The tie-off point. For fall arrest, OSHA wants an anchor capable of 5,000 lb per attached worker, or a system engineered and used under supervision with a 2:1 safety factor. A questionable anchor makes everything above it decorative.
• B — Body support. A full-body harness — the only acceptable body wear for fall arrest. Body belts are prohibited for arrest; they concentrate force on the abdomen.
• C — Connectors. What links the harness to the anchor: the lanyard or self-retracting lifeline, snap hooks, and D-rings. Always locking (self-closing, self-locking) snap hooks — never a hook that can roll out.
• D — Descent & rescue. The part people skip. A worker hanging in a harness needs to come down fast — suspension trauma is a real clock. If you tie people off, you owe them a written rescue plan and the means to execute it.

That last letter is why the hands-on station was set up the way it was. The team ran the harness and connector demo on a portable anchor rig staged over a floor access hatch — the exact real-world scenario where the anchor is overhead and the retrieval plan has to already exist.

The hands-on station with Werner’s demo rig. Left: a portable tripod anchor with a self-retracting lifeline set over a floor access hatch — anchorage (A) and connector (C) in one setup. Right: Jerry adjusting the full-body harness (B) on a participant — the ten minutes of the day people said they learned the most from.

Part 5 — The harness, fitted right

A harness that’s on but loose is a harness that can hurt you in a fall. The fitting points from the demo:

• Dorsal D-ring between the shoulder blades. Too low and a fall folds you badly; the D-ring is your arrest attachment and it has to sit centered on the upper back.
• Chest strap across the mid-chest, snug, buckled — not up at the throat, not down at the belly.
• Leg straps snug — a flat hand fits, not a fist. This is the one everyone gets wrong. Loose leg straps let you drop before the harness catches, and put the load in the wrong place.
• No twists, nothing dangling, excess webbing kept in keepers.
• Inspect before every use — webbing for cuts, frays, burns, chemical damage; stitching intact; D-ring and buckles undamaged; and check the impact indicator. If a harness or lanyard has arrested a fall, it’s done — retire it.

Part 6 — Connectors: SRLs and lanyards, the difference that matters

This is where the class cleared up the most confusion, and where the terminology trips people up. Two families of connector, two different classification systems — and mixing them up is how people pick the wrong device.

Self-retracting lifelines (SRLs) — Class 1 vs Class 2

An SRL pays out like a seatbelt and locks the instant you move fast — so it limits your free fall to inches, not feet. Under ANSI Z359.14, SRLs are sorted into two classes by where you’re allowed to anchor them:

Per ANSI Z359.14. The one-line rule: figure out where your anchor sits relative to your back D-ring first, then pick the class. A Class 1 device tied off at your feet is the wrong tool.

Energy-absorbing lanyards — Class A vs Class B

Lanyards are the other connector family, and they use a different letter system — ANSI Z359.13, Class A and Class B — based on how far the energy absorber is allowed to deploy while stopping you:

• Class A — max deceleration distance 24 in, tested for free falls up to 6 ft. Less clearance needed below.
• Class B — max deceleration distance 48 in, tested for free falls up to 12 ft.

Take the checklists with you — free from Werner

Here is one of the most useful things a manufacturer gives away for nothing. Werner publishes fillable, print-ready inspection sheets for every piece of gear in this article, plus a ladder inspection form. Put them on a clipboard and you have a defensible pre-use inspection record — the paper trail an AHJ or a safety audit wants to see. These are the same kind of documents the class pointed the team to.

More at Werner’s Fall Protection Safety hub, the full Werner literature library, and their ladder & fall-protection training.

What the team took back to the building

The through-line of the day: the fundamentals are the whole game. The right ladder, rated for the load, inspected before the climb, set at the right angle — and when you leave the ladder for real height, a harness fitted correctly, connected to a real anchor, with a rescue plan that exists on paper before anyone leaves the ground. None of it is exotic. All of it is the difference between a routine work order and an incident report.

Two companies worth knowing: Werner & Grainger

A class run this well is a fair advertisement for both companies — so here is the honest plug, because they earned it.

A note on the classifications above: ladder duty ratings follow ANSI A14, and the harness, SRL, and lanyard classes follow the ANSI Z359 Fall Protection Code. Standards get revised — confirm the current edition and your employer’s program before you spec equipment or write a procedure.

Ask Clara

Setting up a fall-protection program, sizing clearance for a specific walking surface, or deciding between an SRL and a lanyard for a job? Clara — the site’s assistant — can walk through the ABCD, the trigger heights, and the clearance math for your situation.