Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
underwater mountain
|
| gptkbp:depthAfterExplosion |
14 meters below low water
|
| gptkbp:depthBeforeExplosion |
near surface at low tide
|
| gptkbp:explosionClaimedAs |
one of the largest non-nuclear explosions
|
| gptkbp:explosionDate |
1958-04-05
|
| gptkbp:explosionMagnitude |
1,375 tons of Nitramex 2H explosives
|
| gptkbp:explosionPurpose |
to improve navigation safety
|
| gptkbp:explosionType |
controlled demolition
|
| gptkbp:featureType |
marine hazard
|
| https://www.w3.org/2000/01/rdf-schema#label |
Ripple Rock
|
| gptkbp:locatedIn |
gptkb:British_Columbia
gptkb:Canada gptkb:Seymour_Narrows |
| gptkbp:mediaCoverage |
CBC live broadcast
|
| gptkbp:namedFor |
early mariners
|
| gptkbp:nameOrigin |
caused ripples and dangerous currents
|
| gptkbp:nearestCity |
gptkb:Campbell_River
|
| gptkbp:notableEvent |
explosive
|
| gptkbp:partOf |
gptkb:Discovery_Passage
|
| gptkbp:riskFactor |
ships
|
| gptkbp:status |
partially removed
|
| gptkbp:bfsParent |
gptkb:Discovery_Passage
|
| gptkbp:bfsLayer |
7
|