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1
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Escape boxes are filled with dry playground sand
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7 位听众
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2
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We installed 2 300 gallon water tanks in each shelter
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4 位听众
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3
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Chapters
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2 位听众
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4
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An expert excavator operator is required on every shelter job
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2 位听众
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5
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The crane left 4 days ago
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2 位听众
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6
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A slope is required to drain condensation
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2 位听众
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7
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Proper compaction of the engineered rock is necessary so you can maintain the shape of the culvert pipe
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2 位听众
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8
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Engineered rock is being placed to support the culverts
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1 位听众
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9
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trucks were needed to deliver all the parts
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1 位听众
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10
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End of Day 2
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1 位听众
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11
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Intro
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1 位听众
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12
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Escape tunnels can be used to flank attackers
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1 位听众
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13
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A 12 culvert pipe is used for the sump pump
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1 位听众
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14
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A woven cloth prevents dirt with mixing with the rock
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1 位听众
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15
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Sunset on Day 8
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1 位听众
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16
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Big Boy
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1 位听众
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