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61 Cards in this Set
- Front
- Back
prior to using nonskid compound you should consult what chapter of the Naval Ships' Technical Manual?
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chapter 634
p.2-33 |
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what type of nonskid coating is used on the carrier landing area?
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the nonabrasive type nonskid
p.2-34 |
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the helicopter landing pads require what type of nonskid?
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the abrasive type nonskid
p.2-34 |
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how long is the shelf life of nonskid materials?
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1-year
p.2-34 |
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should the two component kits used to make nonskid be interchanged with different manufactures?
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componets from different kits are NOT interchangeable
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what is the reason for premature nonskid failure?
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1) improper application
2)poorly prepared surface p.2-34 |
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what is the purpose of primer in relation to nonskid?
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improve the adhesion of the nonskid coating and prevents rapid failure
p.2-34 |
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before removing old nonskid what precautions must be taken to protect equipment and deck penetrations?
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deck drains, washdown nozzles, tiedown cups catapult tracks, zipper tracks, and all deck opening must be covered
p.2-34 |
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the deck covering should extend how far past a deck opening onto the deck when preparing for nonskid removal/application?
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the covering should extend at least 1/2 inch past the opening onto the deck
p.2-34 |
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why should one tiedown crossbar near the refueling area be left cleaned to the bare metal and masked prior to nonskid application?
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this clean tiedown crossbar will be used for grounding
p.2-35 |
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nonskid is subcategorized into what two different compositions?
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1)Composition G
2)Composition L p.2-35 |
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how many different types of nonskid are there?
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4 different types
p.2-25 |
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what is composition G nonskid for?
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composition G is for general use and has an abrasive coating
p.2-35 |
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what is composition L nonskid for?
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composition L is a limited use, non-abrasive coating
p.2-35 |
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composition L nonskid can only be found what types of nonskid?
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this composition is found only in type 1 and 2 nonskid systems
p.2-35 |
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composition G nonskid is available in what types of nonskid systems?
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this composition is available in each type of nonskid 1-4 system type
p.2-35 |
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what is type 1 nonskid?
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high durability, rollable deck coating
p.2-35 |
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what is type 2 nonskid?
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standard durability rollable or troweled deck coating
p.2-35 |
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what is type 3 nonskid?
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standard durability, rollable resilient deck coating
p.2-35 |
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where is type 3 nonskid used?
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this coating is used on
1)exterior wooden decks 2)GRP 3)metal decks where flexibilty is required and where increased weight is not a factor p.2-35 |
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what is type 4 nonskid?
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standard durability, sprayable deck coating
p.2-35 |
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flight deck impact areas and catapult tracks (metal decks) aboard carriers require what type of nonskid?
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type 1 or 2, Comp L
p.2-35 |
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hanger deck, flight deck traffic parking areas and aircraft elevators (metal decks) aboard carries require what type of nonskid?
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type 1 or 2, Comp G
p.2-35 |
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hangar decks and helipads(excluding skid configured zones) aboard air capable ships require what type of nonskid?
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type 1 or 2, Comp G
P.2-35 |
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helipads (skid configured zones) aboard air capable ships require what type of nonskid?
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type 1, Comp G
p.2-35 |
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flight decks (metal decks) (excluding carriers) aboard air capable ships require what type of nonskid?
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type 1 or 2, Comp G
p.2-35 |
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all ships exterior passagewys and interior decks require what type of nonskid?
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type 3
p.2-35 |
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all vertical replenishment areas, weather decks, exterior passageways, and interior decks require what type of nonskid?
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type 1 or 2, Comp G
or type 4 p.2-35 |
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the most effective method of removing nonskid systems, scale, rust, and contamination is by what method?
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centrifugal blasting
p.2-36 |
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what size profile should be left on the deck?
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3-4.5 mil profile
p.2-36 |
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after an abrasive blast how is the surface profile determined?
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by using a replica tape system
p.2-36 |
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replica tape measurement readings of the surface profile are kept where?
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are kept as part of a permanent record of a nonskid job
p.2-36 |
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how is the replica of the surface profile measured?
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by the use of a micrometer
p.2-36 |
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controlling the standard mil profile is dependent on what?
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the size of shot in relation to the speed of the blasting machine
p.2-36 |
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for application of primer how should the surface appear?
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a near white metal blast cleaned surface is required
p.2-36 |
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how soon should the primer be applied after the metal is cleaned?
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to lessen the possibility of rusting or other surface contamination the primer should be applied 1 hour after the metal is cleaned
p.2-36 |
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what is the maxium time allowable to apply primer to cleaned metal?
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six hours
p.2-36 |
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if primer is not applied within six hours of being abrasive blasted what action should be taken?
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the surface must be brush blasted
p.2-36 |
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what is hydroblasting?
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the use of fresh water striking a surface to remove the existing coating
p.2-36 |
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what is the primary advantage of hydroblasting?
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1)no dust pollution
2)less waste to dispose 3)no FOD 4)less disruption of other ship work p.2-36 |
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what amendments are the hydroblast facility required to comply with?
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1)Clean Air Act
2)Clean Water Act p.2-36 |
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high pressure hydroblasting operates at what pressures?
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between 680-1,700 bar (10,000 to 25,000PSI)
p.2-36 |
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what does Ultra High Pressure operate at?
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25,000PSI
p.2-36 |
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what are two types of surface prepartion power cleaning tools used for small nonskid repair areas?
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1)the tennant
2)the descobrader p.2-37 |
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how is it possible to remove old or worn coatings, profile the deck, and clean any residual contaminants by using the descobrder?
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through interchangeable heads
p.2-37 |
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when using the descobrader controlling the machine for removal of coatings and profiling is accomplished by what means?
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by a counterweight located on the top of the unit
p.2-37 |
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name two rotary descaler and deck peening apparatuses?
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the tennant and the descobrader
p.2-37 |
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where optimum slip resistance and heavy wear resistance is required how should the nonskid material be applied?
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roller or trowel
p.2-37 |
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how should the method of nonskid removal be determined?
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select the fastest method of removal that will cause the least damage to the underlying metal surface
p.2-37 |
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what is an indication that a area of nonskid surface sould be resurfaced?
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patches of the nonskid are easily removed by chipping or scraping
p.2-38 |
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what is the cure time of primer?
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generally between 6-12hours depending of the weather
p.2-38 |
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when repairing small area nonskip how far beyond the damaged area should the deck be scaled?
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6-10 inches in undamaged nonskid area
p.2-38 |
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the primer should be mixed per the intructions of whom?
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the manufactuer
p.2-38 |
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when applying the primer by rolling how should the roller be outfitted?
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rollers should be outfitted with a nap range between 3/4" to 1"
p.2-38 |
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the target surface profile of properly cured nonskid should be what?
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betwwen 1/32"(minimum) to 1/16"(max)
p.2-39 |
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what is the typical traffic allowed in relation to the curring time of nonskid?
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1)foot traffic=24hrs
2)vehicular traffic=48-72hrs 3)fully cured=after 7 days p.2-39 |
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how wide should wheel-stop coaming marking be?
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12" wide
p.2-39 |
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bulkhead VLA markings are place how high from the deck and at what intervals?
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14' up from the deck at 10 frame intervals
p.2-41 |
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where could you find the standard certification requirements and inspection procedures for VLA marking for aircraft carriers?
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Visual Landing Aids General Service Bulletin No.8
p.2-41 |
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standard certification requirements and inspection procedures for VLA marking for amphibious ships can be found where?
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Amphibious Assault Ship Aviation Facilities Bulletin No.1
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in what manner may primer be applied?
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either by rolling or spraying
p.2-38 |