Residential Contractor Tennessee Questions and Answers Already Passed

Residential Contractor Tennessee Questions and Answers Already Passed The bucket's maximum capacity when the material is heaped above the edges of the bucket is heaped The contents of the bucket when it is filled to the level of the rim. No material is heaped over the rims, is struck Struck capacity is level Heaped capacity is above the rim How is a load factor calculated bank volume / bank volume + swell percentage Co. vol. = L x W x D / 27 What is the advantage of a U-blade versus a Semi-U blade? holds more material (40%) What piece of equipment is a good choice if you have a wide trench with no crosslines? Sheeps foot roller The later the pipe diameter, the smaller the fall requirement is needed to maintain a water velocity great enough to prevent solids from settling out A ____________ stake is a small stake driven into the ground to identify a particular reference point. hubs If a reference stake is 20.2' from the Hub and fill is to be started at a distance of 12.4' from the Hub, how are these distances measured? both horizontal What percent slope rises at a 45 degree angle? 100% Excavate _______ trenches around a tree deep enough to cut through the root system of the tree. 4 ________ is the easiest type of rock to rip. rippable sedimentary The level of the groundwater is known as the ________. water table Well points work well in ________ soils. course grain or sandy How do you calculate time to excavate a set? Divide the volume of dirt in the set by the dirt moved per cycle; multiply the number of digging cycles by the average cycle time When dirt is moved form its natural state, this is called ________ or loose condition. swell or spoils or loose volume