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newSchoolWorks.com › VoTechWorks › Building & Construction › Electrical › Conduit Bending: Rigid, IMC, and EMT Systems for Building Wiring › Lesson 3
BLD-ELEC05-04 · Lesson 3 · 16 clock hours · theory

Safety and OSHA Requirements for Conduit Work

Objective. Students identify all OSHA and site safety requirements specific to conduit installation—PPE, lockout/tagout, manual material handling, elevated work, and struck-by hazards—and correctly demonstrate a LOTO procedure before beginning any lab.

Why Safety Comes First in Conduit Work

Conduit installation sits at the intersection of several serious hazards: electrical energy, heavy materials, elevated work, rotating machinery, and busy jobsite traffic. Before you pick up a bender or thread a single piece of rigid metal conduit (RMC), you must understand the OSHA requirements that govern every one of those hazards. This lesson maps those requirements directly to conduit work so that the rules are not abstract—they belong to the work you will do every day.

Personal Protective Equipment (PPE)

OSHA's general industry and construction standards require employers to assess each task and provide appropriate PPE. For conduit installation, the minimum PPE set includes:

PPE is the last line of defense, not the first. Engineering controls (guards on threading machines, conduit racks to prevent rolling) and administrative controls (work sequencing to keep workers out of drop zones) must be considered before relying on PPE alone.

Lockout/Tagout (LOTO)

Lockout/Tagout is the single most important safety procedure you will perform near electrical panels and equipment. OSHA's Control of Hazardous Energy standard (found in the construction and general industry regulations) requires LOTO any time a worker might be exposed to the unexpected energization, startup, or release of stored energy.

In conduit work, LOTO applies when you are:

The six-step LOTO sequence you must memorize:

1. Notify all affected workers that the equipment will be de-energized.

2. Identify all energy sources (electrical, pneumatic, stored mechanical).

3. De-energize — open the disconnecting means (breaker or disconnect switch).

4. Isolate — apply your personal lock and hasp to the disconnecting means so it cannot be re-closed.

5. Tag — attach an OSHA-compliant danger tag with your name, date, and reason.

6. Verify — use a non-contact voltage tester (NCVT) or a calibrated meter on a known-live source first, then on the de-energized circuit to confirm zero voltage before touching anything.

A lock without verification is incomplete. A tag without a lock is insufficient unless your employer has documented that locking is physically impossible—and even then, additional protective measures are required.

When the work is done, removal sequence is: clear tools and personnel, remove your personal lock and tag, notify affected workers, then restore energy.

Manual Material Handling

Lengths of rigid metal conduit can exceed 10 feet and weigh well over 30 pounds per stick. Improper lifting causes back injuries that end careers. OSHA encourages a hierarchy of controls: use mechanical assists (conduit carts, hand trucks, forklifts in appropriate areas) whenever possible. When manual lifting is unavoidable:

Carrying long conduit also creates a struck-by hazard for co-workers. Announce your path, keep the leading end controlled, and never carry conduit through a doorway without checking for people on the other side.

Elevated Work and Ladder Safety

Conduit is frequently run overhead. Working from ladders and elevated platforms introduces fall hazards. Key rules:

Struck-By Hazards

Conduit benders, reels, and cut conduit can roll or fall. On multi-story work or in open bays, a falling length of conduit is a lethal projectile. Barricade areas below overhead work, use tool lanyards for hand tools at height, and stack or rack conduit so it cannot roll into traffic lanes.

Pre-Task Safety Briefing

Before any conduit pull or installation begins, the crew should hold a short pre-task safety briefing (sometimes called a Job Hazard Analysis or toolbox talk). Identify: the specific tasks, who does each, what PPE is required, what LOTO is needed, and what the emergency response plan is if something goes wrong. Document it. Sign it. This is not paperwork for its own sake—it is the habit that keeps people alive.

Connecting to Your Credentials

OSHA 10 Construction outreach training covers exactly these hazard categories. NCCER Electrical curriculum embeds LOTO and PPE requirements throughout every level. Your state journeyman license exam will assume you know and follow these standards. In the lab, every missed LOTO step means you repeat the demonstration—because on a real jobsite, there is no second chance.

Key terms8

Lockout/Tagout (LOTO)An OSHA-required procedure to control hazardous energy by de-energizing equipment, applying a personal lock and danger tag, and verifying zero energy before work begins.
Personal Protective Equipment (PPE)Employer-provided protective gear—such as safety glasses, gloves, hard hat, and steel-toed boots—worn to reduce worker exposure to hazards that cannot be fully eliminated by engineering or administrative controls.
Non-Contact Voltage Tester (NCVT)A handheld device that detects the presence of AC voltage without touching energized conductors, used as part of the LOTO verification step.
HaspA multi-hole locking device that allows several workers to each apply their own personal padlock to the same energy-isolating point, preventing re-energization until every lock is removed.
Pre-Task Safety BriefingA short, documented crew meeting held before work begins to identify task-specific hazards, assign PPE, confirm LOTO needs, and establish an emergency response plan; also called a toolbox talk or Job Hazard Analysis (JHA).
Struck-By HazardAn OSHA-recognized construction hazard category in which a worker is hit by a flying, falling, swinging, or rolling object, such as a dropped length of conduit or a rolling bender.
Energy-Isolating DeviceA mechanical element—such as a circuit breaker, disconnect switch, or valve—that physically prevents the transmission or release of energy and to which a lock is applied during LOTO.
Job Hazard Analysis (JHA)A written process that breaks a job into steps, identifies potential hazards at each step, and documents controls to eliminate or reduce those hazards before work begins.
In class: Walk through a simulated conduit-work jobsite (classroom mock-up with obstacles, a panel, and overhead obstructions); identify and document at least ten safety hazards using an OSHA hazard-identification checklist. · Perform a step-by-step LOTO demonstration on a deenergized panel mock-up: apply lock, verify absence of voltage with a non-contact tester, hang tag, attempt restart, and document on a LOTO permit form. · Role-play the pre-task safety briefing for a conduit pull requiring a ladder, conduit threading machine, and reamer: assign PPE requirements (safety glasses, gloves, steel-toed boots, hard hat) and tool inspection steps for each task.
Materials: OSHA 10 Construction outreach reference cards, LOTO station mock-up with hasp and locks, non-contact voltage tester, LOTO permit forms, PPE samples (glasses, gloves, hard hat, boots), instructor-developed hazard-identification checklist
Check: LOTO procedure performed in correct sequence with zero steps skipped; all PPE correctly identified for each sub-task; any missed critical safety step requires repeat demonstration before proceeding to lab sessions.

Practice check8

Answer each question, then check it. Nothing is recorded; this is your own practice.

OSHA 10 / Safety and Health
1. What is the correct order for the first three steps of a lockout/tagout procedure on a panel circuit breaker?
OSHA 10 / Safety and Health
2. During LOTO verification, a trainee tests a de-energized panel with a non-contact voltage tester that shows no reading. What should the trainee do before accepting that the circuit is safe?
NCCER Electrical / Safety
3. A worker is using a power threading machine to thread rigid metal conduit. Which combination of PPE is most appropriate for that specific task?
OSHA 10 / Safety and Health
4. Why is a tagout-only approach generally considered less protective than lockout?
OSHA 10 / Safety and Health
5. Which of the following is classified as a struck-by hazard during overhead conduit installation?
OSHA 10 / Safety and Health
6. When carrying a 10-foot length of rigid metal conduit through a corridor, what is the most important struck-by prevention step?
NCCER Electrical / Safety
7. A pre-task safety briefing for a conduit pull requiring a ladder should include which of the following?
OSHA 10 / Safety and Health
8. A multiple-employer jobsite requires several workers from different crews to work on the same disconnecting means simultaneously. Which LOTO device allows each worker to apply an individual lock?
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