dry riser


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Related to dry riser: dry riser system, Wet riser

dry riser

n
(Building) a vertical pipe, not containing water, having connections on different floors of a building for a fireman's hose to be attached. A fire tender can be connected at the lowest level to make water rise under pressure within the pipe. Abbreviation: DR
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References in periodicals archive ?
If you see a damaged or vandalised dry riser, report it immediately to the manager of the building.
For example, in high-rise buildings which are 28 metres or higher, watermist fire suppression systems are a must, while the fire brigade's dry riser sprinkler system is sufficient in the case of mid-rise buildings A[yen], he noted.
But they then discovered parts of a dry riser, used to pump water from appliances up multi-storey buildings, had been removed.
A total of 23 dry riser valves - each worth pounds 14 as scrap - were stripped from the flats in Knightswood, Glasgow.
I would also like to know when the dry riser equipment was last inspected and endorsed.
Flex Joint Repair--secures a dry riser during the repair work and allows production downstream of the flex joint if the SCR is part of a wider transportation system.
The flats' dry riser was used to take water to the seventh floor to tackle the blaze.
Chilled ceiling panels are suspended from the slab, flanked by cable trays, fluorescent tubes, emergency lighting, fire detectors and a dry riser sprinkler system to prevent accidental damage to the art works.
The successful service provider will be required to provide the following services: testing and inspection programme of fire alarms and emergency lighting, servicing / inspection and repair of fire equipment including fire blankets, fire extinguishers and dry riser system, inspection and maintenance of lightening conductors; and, repairs identified following inspection / servicing.
Bush Fire, a fire protection engineering company in Middlesex, turned to LDV's Special Vehicle Operations (SVO) department to design a bespoke unit to test dry riser systems in high rise buildings.
A spokesman for Strathclyde Fire and Rescue said dry riser outlets were vandalised on the 7th, 8th and 9th floors.
They block a rear entrance providing access for fire crews to a dry riser which is flooded with water in an emergency.