CAVE-IN
The dirt removed from an excavation is called what?
What is SPOILS
How high above the surface does a ladder have to extend?
What is 3 FEET
What are the four types of soil?
What is STABLE ROCK,TYPE A,TYPE B AND TYPE C
Who do you call before your dig?
What is ONE CALL - 811
Who must test the soil in an excavation?
What is THE COMPETENT PERSON
The spoil pile must be at least how far away from the excavation or trench?
What is 2 FEET
Another name for enter and exit is?
What is ACCESS AND EGRESS
Who inspects the excavation at least daily?
What is THE COMPETENT PERSON
Red flags or marking on the ground is for what utility?
What is ELECTIC
What 2 types of tests are required to classify soil?
What is VISUAL TEST AND MANUAL TEST
What must be in an excavation when the depth is 5 feet or greater?
What is SHORING, BENCHING OR SLOPING
Within what distance do means of egress have to be in an excavation?
What is 25 FEET
A crack in the surface or sidewall is called what?
What are FISSURES
What utility does yellow paint or flags mark?
What is OIL OR GAS
Placing the thumb into a ball of soil is called what?
What is THE THUMB PENETRATION TEST
When a trench box is placed in an excavation, the bottom of the box must not exceed what distance off the trench floor?
What is 2 FEET OR LESS
At what depth does an excavation require a form of egress?
What is 4 FEET
What type of soil is granular soils, gravel, sand and sandy loom?
What is TYPE C SOIL
Proposed excavations are what color?
What is WHITE
Rolling the soil in your hands is called what test?
What is RIBBON TEST
What is required when an excavation is 20 feet in depth or greater?
What is THE PROTECTIVE SYSTEM BE DESIGNED BY A REGISTERED PROFESSIONAL ENGINEER
You have a trench 100 feet long, how many ladders do you need in order to comply with OSHA?
What is 3
What soil has an unconfined compressive strength greater than 1.5 tsf?
What is TYPE A SOILS
How long is a mark out ticket valid for?
What is 45 BUSINESS DAYS
What two types of mechanical devices are used to test soil?
What is A PENETROMETER AND A SHEARVANE