Calculating Trench Volume Quiz

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What is the formula for calculating the cross-sectional area of a trench?

Width / Depth

2 x (Width + Depth)

Width + Depth

Width x Depth (correct)

Which type of excavator is defined as a power-driven digging machine?

Dozer

Dragline

Hydraulic Excavator (correct)

Loader

In the context of excavation, what does BCM stand for?

Bank Cubic Meter (correct)

Bucket Capacity Measurement

Basic Construction Material

Bulldozer Construction Method

What is the volume of excavation required for a trench 0.92 m wide, 1.83 m deep, and 152 m long?

255 BCM Signup and view all the answers

Which factor is used to estimate the actual bucket load for a loader bucket?

Bucket fill factor Signup and view all the answers

In the formula for estimating production, what does 'C' represent?

Number of cycles per hour Signup and view all the answers

What is the bucket fill factor for the hydraulic shovel mentioned in the text?

1.0 Signup and view all the answers

What is the expected production in loose cubic meters per hour for the hydraulic shovel in the example provided?

290 LCM/h Signup and view all the answers

What is one method mentioned in the text for installing utility systems below the ground with minimal open excavation?

Specialized trenching machines Signup and view all the answers

When calculating the time required for a haul unit to make one complete cycle, it is customary to break the cycle down into which components?

Fixed and variable components Signup and view all the answers

What does 'S' represent in the formula LCM/h = C x S x V x B x E?

Swing factor Signup and view all the answers

What is the key factor influencing the efficiency and profitability of an earthmoving operation?

Type of soil Signup and view all the answers

Which factor affects the ability of soil to support the weight of vehicles under repeated traffic?

Soil type and moisture content Signup and view all the answers

In the context of earthmoving equipment production, what is the formula for cost per unit?

Equipment production per hour / Equipment cost per hour Signup and view all the answers

Which factor influences the cycle time of earthmoving equipment?

Type of soil and loading time Signup and view all the answers

What is the remedy for improving the trafficability of soil?

$Drainage; stabilization of haul routes, low-ground-pressure equipment$ Signup and view all the answers

Which element has a significant impact on the load ability of a soil?

$Soil type and difficulty in excavation$ Signup and view all the answers

Calculating Trench Volume Quiz

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