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Fire Safety Maintenance

Dry Riser Maintenance Checklist

Keep your dry riser ready for the fire service — six-monthly visual inspections, the annual wet pressure test, and inlet, outlet, and cabinet condition checks to BS 9990.

What is a dry riser maintenance checklist?

A dry riser maintenance checklist is a structured list of the 10 preventive maintenance tasks — covering visual, functional and record-keeping checks — that keep a dry riser running safely and reliably. It groups routine checks by frequency, from daily inspections to annual servicing, so FM teams and building engineers can plan and evidence preventive maintenance.

Core dry riser checks

  • Inspect the inlet breeching, cap, washers, and instantaneous couplings for damage
  • Check landing valves on each floor open and close and have caps and washers fitted
  • Record inspections, test pressures, and defects in the dry riser log

What is a dry riser?

A dry riser is a normally empty vertical pipe that lets firefighters pump water from a fire appliance, via a ground-level inlet, up to landing valves on each floor of a building. It is required in buildings where firefighting access above about 18 m would otherwise be difficult. Dry risers are maintained to BS 9990: a six-monthly visual inspection of inlets, outlets, valves, and cabinets, and an annual wet pressure test of the installation. They are a passive asset — the test regime is the only thing that proves they will work on the day.

This checklist is one of 16 in our fire safety maintenance checklists, covering fire dampers, alarms, emergency lighting, sprinklers, risers and fire doors — the statutory checks and their records.

Typical Dry Riser maintenance checklist

A practical starting point for planned preventive maintenance. Always refer to the manufacturer's O&M manual and site-specific requirements.

Dry Riser maintenance checklist showing tasks such as visual inspection of inlets, outlets, check caps, washers and couplings and confirm signage and access, each with its service frequency
A preview of the Dry Riser maintenance checklist — the full 10-task routine, service frequencies and safety notes are below, free to download as a PDF.

Visual Checks

  • Inspect the inlet breeching, cap, washers, and instantaneous couplings for damage
  • Confirm riser cabinets are signed, glazed/secured, and unobstructed
  • Check for leaks at joints, valves, and couplings during the wet test
  • Inspect pipework brackets and supports for corrosion and security
  • Confirm identification signage and floor markings are correct and legible

Functional Checks

  • Check landing valves on each floor open and close and have caps and washers fitted
  • Verify the air valve and drain valve are present and operable
  • Carry out the annual wet pressure test to the required pressure and hold
  • Drain down fully after wet testing and confirm the riser is left empty

Record Keeping

  • Record inspections, test pressures, and defects in the dry riser log

Download the free Dry Riser maintenance checklist PDF

Get all 10 tasks as a printable PDF — free, no signup needed. Keep a copy in the plant room, attach it to work orders, or share it with your maintenance contractor.

Typical maintenance frequency

Suggested intervals for dry riser maintenance. Actual frequencies should follow manufacturer guidance and site-specific risk assessments.

Every 6 Months

  • Visual inspection of inlets, outlets, valves and cabinets
  • Check caps, washers and couplings
  • Confirm signage and access

Annually

  • Wet pressure test to BS 9990
  • Hold and inspect for leaks
  • Full drain down
  • Issue test certificate

Common faults and issues

Issues to be aware of when maintaining dry riser equipment.

Missing or damaged inlet/outlet caps and washers letting debris into the riser
Landing valves seized or hard to operate after years without exercise
Riser cabinets obstructed, locked without the correct access, or with broken glazing
Leaks at joints discovered only during the annual wet test
Riser not fully drained after testing, risking freezing or corrosion
Vandalism or theft of valves and couplings on accessible inlets

Safety and compliance notes

Key safety considerations for dry riser maintenance. This is general guidance only — always follow OEM instructions, statutory requirements, and your organisation's safe systems of work.

Wet pressure testing must be carried out by competent persons — the test pressure is significant
Ensure the riser is fully drained after wet testing to prevent freezing and corrosion
Report any seized landing valve or missing component as a priority — it could stop firefighting access
Keep inlet and outlet cabinets accessible and unobstructed at all times
Coordinate with the fire service or responsible person where access affects firefighting provisions

Reference standards and frameworks

United Kingdom
The Regulatory Reform (Fire Safety) Order 2005 and the relevant BS 5306 / BS 9999 parts
North America
The applicable NFPA standards (e.g. NFPA 10, 25, 72, 80)

Frameworks commonly referenced when planning dry riser maintenance programmes. Always confirm the requirements that apply to your site and jurisdiction.

How PM Assist helps

Managing Dry Riser documentation with PM Assist

PM Assist helps FM and building operations teams search their O&M manuals and building drawings in seconds. Upload your dry riser documentation and ask questions like “When was the last wet pressure test?” or “Where is the dry riser inlet located?” — and get source-cited answers instantly.

See PM Assist answer questions about a real dry riser manual — try the live demo, no signup needed.

Take this checklist with you

Download the branded PDF, generate a custom version for your asset, or run AI search across all your building documentation.

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Frequently asked questions

How often must a dry riser be tested?
BS 9990 requires a visual inspection every six months and a full wet pressure test annually. The wet test fills the riser to a defined pressure and holds it to confirm integrity, after which the riser is drained back to its normal empty state. Records should be kept in a dry riser log.
What is the difference between a dry riser and a wet riser?
A dry riser is normally empty and is charged by a fire appliance pumping into a ground-level inlet — used in buildings up to roughly 50 m. A wet riser is permanently charged with water by a dedicated pump set and is required in taller buildings where relying on appliance pumping is not practical.
Who is responsible for dry riser maintenance?
The building's responsible person under the Regulatory Reform (Fire Safety) Order 2005 must ensure firefighting facilities, including dry risers, are maintained. In practice this is delegated to the FM team or a specialist contractor who carries out the six-monthly and annual regime and keeps the records.

Manage your building documentation with AI

PM Assist gives FM teams instant access to O&M manuals, drawings, and maintenance knowledge — all searchable with AI.

  • Upload and organise building documentation
  • AI-powered search across all your manuals
  • Source-cited answers for maintenance queries
  • Team collaboration and access control
  • No credit card required to start