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Crawler Crane / Lattice Boom Inspection Checklist

ASME B30.5 governs mobile and locomotive cranes; for lattice-boom crawlers this template adds the section-by-section pendant rope and structural-weld checks that hydraulic cranes don't need. Designed for the kind of crawler that lifts on the suspended-load percentage chart, not just the 360° on-rubber chart.

Sections

8

Fields

45

Equipment

Crawler Crane

FREE PRINTABLE SAMPLE · NO EMAIL · THE FULL, CUSTOMIZABLE INSPECTION RUNS IN-APP

WHAT IT IS

The Crawler Crane / Lattice Boom Inspection Checklist, explained.

The crawler crane / lattice boom inspection checklist is the daily crawler crane inspection built to ASME B30.5. It runs 8 sections and roughly 45 pass / fail / N A checkpoints — covering Undercarriage, Carbody & Counterweight, Swing System, Boom Sections & Pendants, Wire Rope & Sheaves, Hydraulic / Pneumatic, Structural Welds, and Documentation. Download the free printable sampleto put on a clipboard today — it's a basic quick-reference. The real power is running it in the DigiDocs app, where this becomes a fully customizable, 45-point digital inspection: every failure auto-creates a deficiency routed to your mechanic, photos attach on the spot, the operator e-signs, and each completed inspection becomes a signed, timestamped audit-trail record your auditor will accept without a fight.

CHECKLIST · STRUCTURE

What gets inspected.

This template is organized into 8 sections totaling roughly 45 Pass / Fail / N/A items. Clone it and tune fields to match your exact equipment configuration.

AUTHORITATIVE · STANDARD

ASME B30.5

  1. 01

    Undercarriage

    SECTION · 01 · OF · 8

  2. 02

    Carbody & Counterweight

    SECTION · 02 · OF · 8

  3. 03

    Swing System

    SECTION · 03 · OF · 8

  4. 04

    Boom Sections & Pendants

    SECTION · 04 · OF · 8

  5. 05

    Wire Rope & Sheaves

    SECTION · 05 · OF · 8

  6. 06

    Hydraulic / Pneumatic

    SECTION · 06 · OF · 8

  7. 07

    Structural Welds

    SECTION · 07 · OF · 8

  8. 08

    Documentation

    SECTION · 08 · OF · 8

CREW · WHO RUNS THIS

Lattice-boom crawler operators on heavy-lift, refinery turnaround, wind-tower erection, vessel sets, deep-foundation work. Manitowoc, Liebherr, Sumitomo, Kobelco rigs lifting off ASME B30.5 suspended-load charts — this template covers the lattice-specific structural and pendant checks that hydraulic mobiles don't have.

FIELD · INTEL

What inspectors catch most.

Pulled from competent-person write-ups in the field — not from a regulation digest. These are the items that fail the daily check more than any others.

  1. 01

    Pendant-rope socket has visible cracking or wear past 5% diameter reduction at the fitting

  2. 02

    Boom-section connector pins worn oblong from repeated assembly without lubrication

  3. 03

    Lattice diagonal dented from rigging strike — usually telegraphed by paint flaking

  4. 04

    Travel-sprocket teeth chipped on undercarriage, accelerating chain elongation

  5. 05

    Slewing-ring bolt torque not verified after the last reassembly

OSHA · ENFORCEMENT

What a citation costs.

ASME B30.5 is incorporated by reference into OSHA 1926 Subpart CC, so an ASME failure is also an OSHA failure. Serious: up to $16,131 (2026); Willful or Repeat: up to $161,323. Lattice-boom failures get extra scrutiny — boom collapses make news, and citation packages on these incidents routinely exceed $500K.

Read ASME B30.5 on osha.gov

THE PAPER SAMPLE VS · THE REAL THING

The PDF is the clipboard.
DigiDocs is the system.

A printable checklist still relies on someone remembering to do it, store it, and find it when an auditor or insurer asks. The same crawler crane / lattice boominspection in DigiDocs runs on the phone already in your operator's pocket — and turns a checkbox into a defensible compliance record the moment it's signed. Every field is yours to customize.

Every line item, not just sections

The full template carries all ~45 checkpoints with the OSHA / FMCSA / ASME citation on each — the sample only shows the section headers.

Photo proof on every failure

Operators attach a photo the instant something fails, so the defect is documented at the point of inspection — not reconstructed later.

Failures become mechanic work orders

Every Fail auto-creates a deficiency routed to your mechanic dashboard, with repair notes and auto-verify on the next inspection.

Red-tag / operability built in

Operator marks Operable / Non-Operable per OSHA 1926.1417; critical fails can lock the asset out of service automatically.

Signed, timestamped, permanent

Operator e-signature on submit; every completed inspection becomes an audit-trail PDF and a shareable, revocable customer link.

Make it yours

Rename fields, add sections, set conditional logic, schedule recurrences, and white-label it — no two fleets inspect exactly alike.

Run the full Crawler Crane / Lattice Boom free for 14 days

NO CREDIT CARD · ALL 44 CHECKLISTS INCLUDED

FREQUENTLY · ASKED

Crawler Crane / Lattice Boom, in practice.

Is ASME B30.5 the same as OSHA 1926 Subpart CC?

Not the same, but tightly coupled. ASME B30.5 is the consensus standard for mobile and locomotive cranes. OSHA 1926 Subpart CC incorporates much of B30.5 by reference. Following B30.5 is the safest way to also satisfy OSHA — but OSHA adds requirements beyond B30.5, like operator certification under 1926.1427.

What's the difference between a lattice-boom crawler and a hydraulic mobile?

Hydraulic mobiles use telescoping steel sections. Lattice booms use bolted lattice sections that can extend to extreme lengths (200+ ft common, 600+ ft for tall vessel work). Lattice rigs lift off a suspended-load percentage chart that accounts for boom angle, configuration, and counterweight.

How often do pendant ropes get replaced?

Per ASME B30.5 — replace when broken-wire count exceeds 6 in one rope-lay or 3 in one strand, when measurable kinking appears, or when diameter reduction exceeds 10% at any point. Most lattice fleets calendar-replace pendants every 5–7 years regardless, because the cost of failure is catastrophic.

Can the operator inspect the lattice boom from the ground?

For the daily, yes — visible items only. Internal lattice members and weld inspection require boom-down assembly checks, done during reconfiguration or quarterly NDT. The template surfaces the right items based on whether the boom is rigged for travel or rigged for lifting.

What's the most common write-up on crawler crane inspections?

Undercarriage track tension out of spec. Track stretches as bushings wear, and operators rarely re-tension between jobs. Improper tension causes derail under side load during a swing — a low-probability, high-consequence failure mode that ASME flags specifically.

READY · TO USE

Run the Crawler Crane / Lattice Boom Inspection Checklist today.

Download the free PDF, or start a 14-day Professional trial — no credit card. All 44 inspection checklists included; clone, customize, and deploy to your crew the same hour.