307 ADVANCED DC EXAM QUESTIONS
AND ANSWERS
What is an AEL used for? - ANSWER Inventory a kit
What is contained in a shoring kit? - ANSWER Carpenters pencils
Carpenters square
Saw
Tape measure
Cut resistant gloves
What materials are shoring made from? - ANSWER Wood and metal
Where can you find wood shoring? - ANSWER A couple locations
around the ship
Where can you find metal shoring? - ANSWER Inside every repair locker
What sizes do metal shoring come in? - ANSWER 3-5ft and 6-11ft
How can you adjust metal shoring - ANSWER They are extendable
What are advantages of metal shoring over wood shoring? - ANSWER
Don't have to measure
Last longer
Extendable
Why are metal shores better for longer use? - ANSWER They can be
welded in place
What types of wood are used for wood shoring? - ANSWER Douglas Fir
Yellow Pine
Why are particular woods used? - ANSWER Easy to cut
Expand when wet
, What are three kinds of shoring? - ANSWER I
H
K
What kind of shoring is used more often - ANSWER I
What makes I shoring strong? - ANSWER Can hold direct pressure
When is H type shoring used? - ANSWER To fit around obstacles
What does k type shoring look like? - ANSWER ROBS of the ship
Uses triangulation, both shores under direct compression, never more
than 90 deg angle
What are wood shores treated with? - ANSWER Fire resistant chemicals
and fire retardant paint
When measuring to cut shoring, subtract how much for wedges? -
ANSWER 1/2"
Strong back - ANSWER Distributes pressure across the shole plate,
serves as anchor
Shole plate - ANSWER Flat plate placed under end of shore to distribute
pressure
Maximum length of shore - ANSWER 30 times it's thickness
Shore angle should never exceed - ANSWER 90*
Wedge size - ANSWER 6 times butt thickness
What is a wedge used for - ANSWER Tighten and hold a shore in place
Uncorrected run of shore - ANSWER Bulkhead to anchor point
Corrected run of shore by - ANSWER Subtracting the width of the
strongback
AND ANSWERS
What is an AEL used for? - ANSWER Inventory a kit
What is contained in a shoring kit? - ANSWER Carpenters pencils
Carpenters square
Saw
Tape measure
Cut resistant gloves
What materials are shoring made from? - ANSWER Wood and metal
Where can you find wood shoring? - ANSWER A couple locations
around the ship
Where can you find metal shoring? - ANSWER Inside every repair locker
What sizes do metal shoring come in? - ANSWER 3-5ft and 6-11ft
How can you adjust metal shoring - ANSWER They are extendable
What are advantages of metal shoring over wood shoring? - ANSWER
Don't have to measure
Last longer
Extendable
Why are metal shores better for longer use? - ANSWER They can be
welded in place
What types of wood are used for wood shoring? - ANSWER Douglas Fir
Yellow Pine
Why are particular woods used? - ANSWER Easy to cut
Expand when wet
, What are three kinds of shoring? - ANSWER I
H
K
What kind of shoring is used more often - ANSWER I
What makes I shoring strong? - ANSWER Can hold direct pressure
When is H type shoring used? - ANSWER To fit around obstacles
What does k type shoring look like? - ANSWER ROBS of the ship
Uses triangulation, both shores under direct compression, never more
than 90 deg angle
What are wood shores treated with? - ANSWER Fire resistant chemicals
and fire retardant paint
When measuring to cut shoring, subtract how much for wedges? -
ANSWER 1/2"
Strong back - ANSWER Distributes pressure across the shole plate,
serves as anchor
Shole plate - ANSWER Flat plate placed under end of shore to distribute
pressure
Maximum length of shore - ANSWER 30 times it's thickness
Shore angle should never exceed - ANSWER 90*
Wedge size - ANSWER 6 times butt thickness
What is a wedge used for - ANSWER Tighten and hold a shore in place
Uncorrected run of shore - ANSWER Bulkhead to anchor point
Corrected run of shore by - ANSWER Subtracting the width of the
strongback
