safety door

safety door

[′sāf·tē ‚dȯr]
(mining engineering)
An extra door ready for use in the event of damage to the existing ventilation door or in any emergency, for example, explosion or fire.
References in periodicals archive ?
Tenders are invited for providing and fixing safety ms grills, safety door frames and safety working platforms
When getting out, always use the safety door, which is the door on the rear curbside away from traffic.
They forced open shutter doors and bypassed the store's heavy steel safety door by boring through the wall next to it using a specialist German drill, a Hilti DD350.
JAMES Morrison says Albion have one foot in the safety door - but not both - as the Scot targets a top-12 finish.
com)-- An innovative new product designed to effectively address a common safety concern related to vehicle doors, the Safety Door Balls, has been developed by David G.
He was either pushed into a reinforced glass safety door or it shattered in the incident but his right arm suffered a significant wound and he needed two operations under general anaesthetic.
95*, includes a wood original Pilatesstick, a Pilatesstick Mat, two pro foot straps, a Slastix Pro Resistance Tubing, one foam safety door anchor, an at-home DVD, a stylish Pilatesstick Bag and one challenging poster.
The automaker is recalling the vehicle because of faulty child safety door locks.
Sarah opened three locks on a safety door, walked forward - and was immediately pounced on by the two Sumatran tigers which hadn't been fed as they were on a "starve day".
NEMA rated electrical enclosure with safety door disconnect switch
They feature heating capacities up to 48 kW, pumping capacities up to 30 GPM, rapid cool down capabilities, microprocessor-based controller with LCD readout, green-friendly refrigerant, insulated nonferrous components on chiller side, NEMA-rated electrical enclosure with safety door disconnect switch, continuous flow cool oil reservoir and a UL 508A labeled electrical sub-panel.
Donald Wegel of NASA Goddard, lead engineer on the project, placed a test harpoon in the bolt carrier assembly, steps outside the lab and moves a heavy wooden safety door with a thick plexiglass window over the entrance.
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