734.1 Strategy selection

Time-based, condition-based, or predictive (543). Strategy sustains HVM bollard availability.

Choose a maintenance strategy that reflects usage and environment. Condition-based maintenance leverages counters, fault logs, and health pings; predictive builds on patterns to schedule work just-in-time. Time-based intervals still suit low-duty sites.

Whichever you select, define a clear decision flow that links triggers to work orders and spares. Keep the strategy visible in the O&M manual and map it to service level targets in Service Levels & Availability.

734.2 Task library

Monthly, quarterly, annual tasks with durations. Library stabilizes crash rated bollard workloads.

Build a standard library that groups tasks by interval (e.g., monthly cleaning and checks, quarterly alignment and cable inspections, annual fluid sampling and seal replacements). Give each task a unique tag and estimated duration so planners can load the schedule realistically and avoid bunching. Link each task to evidence requirements in Evidence Capture Standards.

Keep the library synced with the Asset Register & Serials so work orders reference exact assets and locations. For automatic lanes, include functional tests for modes of operation and interlocks.

734.3 Lubrication & fluids

Specs, intervals, sampling (512–513). Fluids keep HVM bollard drives healthy.

Match lubricants and hydraulic oils to the drive type and climate. For hydraulic systems, follow HPU manufacturer specs for viscosity and cleanliness; for electromechanical drives, specify environmental durability (dust/sand) resistant greases. Define sampling intervals, bottle labelling, and acceptance bands (e.g., ISO 4406).

Include procedures for filter changes, breather checks, and HPU reservoir inspections. Record results in the CMMS and trend them in dashboards (544) to catch early degradation before it impacts availability.

734.4 Cleaning & drainage

Heads, pits, sumps, filters (334, 616). Cleanliness preserves crash rated bollard components.

Set frequent light-clean tasks (wipe heads, remove grit, check drainage paths) and periodic deeper cleans (pit vacuuming, silt basket emptying, bug screens, filter elements). In sandy or coastal sites, increase pit and gasket inspections to avoid abrasion and tea staining on stainless components.

Confirm drains are free, sumps have adequate freeboard, and non-return valves operate. Where groundwater is present, include buoyancy and hydrostatic checks and ensure any sump pumps are exercised and logged.

734.5 Inspection checkpoints

Heights, gaps, fasteners, cables (626, 347). Checkpoints protect HVM bollard safety.

Define simple, repeatable checks: capture height, clear-gap, sleeve wear, head integrity, fastener torque, cable gland strain relief, and enclosure seals. Include a datum & alignment reference so inspectors can detect drift. Use a labelled inspection form with “pass / note / action” options and a place for geo-tagged photos.

For automatic lanes, verify safety devices & measures (photo-eyes, loops), annunciation, and Safe Local Mode behaviour. Escalate defects via the NCR process where needed.

734.6 Spares & min/max

Stock critical spares and set reorder points (854). Spares reduce crash rated bollard MTTR.

List critical spares per model (seals, sensors, controllers, accumulators, sleeve kits) with vendor lead times. Define min/max levels and reorder points in the asset register so replacements are automatic, not ad hoc. Standardise part codes and storage locations to shorten MTTR.

Coordinate spares policy with Warranty & Spares Policy and service SLAs (738). For multi-site operators, consider a “common spares” pack to cover multiple variants.

734.7 Work orders & CMMS

Templates, priorities, SLAs (732, 738). CMMS formalizes HVM bollard upkeep.

Use a standard work order template that includes asset tag/serial, location, symptoms, steps, parts, and evidence checklist. Prioritise by risk and availability impact; set response windows consistent with SLAs. Your CMMS should link every job to the right asset record (732) and store files under the site’s naming rules.

Configure scheduled plans (routes/rounds) and exception triggers from health pings or thresholds (542). For UAE projects that include authority inspections, keep logs exportable for SIRA review when in scope.

734.8 Seasonal adjustments

Heat/sand and storm prep (337, 363). Adjustments keep crash rated bollard performance stable.

Dubai’s heat, dust, and occasional storms call for seasonal tuning. Increase clean/inspect frequency in summer; verify enclosure cooling and heat-load margins; check gaskets and cable entries for sand ingress; confirm drainage and sumps before the rainy period. In coastal zones, add rinsing SOPs and stainless passivation checks to prevent tea staining.

Document these variations in the O&M manual and in the CMMS task notes so field teams see the context on each work order.

734.9 KPI review

MTBF/MTTR trend and actions (542). Reviews drive HVM bollard improvement.

Track a small, stable KPI set—MTBF, MTTR, ops/hour, cycle time, and alarm rates. Review monthly with a Pareto of fault causes, then assign corrective actions and due dates. Use dashboards & reporting (544) to surface trends and avoid alarm floods.

Close the loop: update the task library, spares min/max, or inspection checkpoints where data shows repeat issues. Re-publish changes in the O&M manuals and notify service teams.

734 Preventive Maintenance Plan — FAQ