When backfilling - Study guides, Class notes & Summaries

Progression: Construction Coordinator I - II Exam Answered Correctly. A chain trencher A return path sweep-and-alignment system is used to adjust which of the following? Anomalies, such as echoes and blind spots, can hide cable faults or cause a technician to misinterpret the signature of a time domain reflectometer (TDR) waveform. What causes an echo on a waveform TDR? As the RF signal travels on the coaxial cable, one portion of the signal may be attenuated more than the others. ...

Nicet Highway Construction Level 2 Questions and Answers Already Passed What are the 5 types of bridge abutments? Closed Abutment, Stub or Perched Abutment, Pedestal or Spill-through Abutment, Integral End Bents, Mechanically Stabilized Abutment What is a "closed abutment"? A closed abutment is a full-height wall with wing walls on each side that retains the full height of the approach embankment. This type of abutment minimizes the required span length of the bridge. What is a stub or perc...

more restrictive provisions apply correct answer: where conflicts occur between code and manufacture instructions. what shall be 3rd party certified as conforming to NSF 14 correct answer: all plastic pipe, fittings and components. all strainer plates on drain inlets shall be designed and installed so that all openings are..? correct answer: not greater than 1/2 inch (12.7) in least dimension. pipes through foundation walls need..? correct answer: a relieving arch or a pipe sleeve w...

Journeyman Plumbing Test Study Guide Questions and Answers Rated A+ more restrictive provisions apply where conflicts occur between code and manufacture instructions. what shall be 3rd party certified as conforming to NSF 14 all plastic pipe, fittings and components. all strainer plates on drain inlets shall be designed and installed so that all openings are..? not greater than 1/2 inch (12.7) in least dimension. pipes through foundation walls need..? a relieving arch or a pipe sleeve which i...

2a Hoisting license latest version graded A+ What is the purpose of the swing gear on an excavator It connects the car body to the tracks Who is responisble for inspecting a trench before anyone goes in it The equipment operator What is the prefered sling angle 60* The top of the spoil pile is called The crown A four footbdeep trench requires an additional ladder for each _ of open trench 25ft Materials mist be kept back from the edge of the trenxh a minimum of Two feet W...

Mass Hoisting Test Questions and Answers Already Passed What is the purpose of the swing gear on an excavator It connects the car body to the tracks Who is responsible for inspecting a trench before anyone goes in it The equipment operator What is the preferred sling angle of these angles? 60 degrees 45 degrees 30 degrees 60 degrees The top of the spoil pile is called Crown A four foot deep trench requires an additional ladder for every _______of open trench 25 feet Mate...

One main category variable of pressure test planning that an operator must consider is the _________________. purpose Field beveling of pipe ends by manual oxygen cutting is acceptable if authorized by the company. True Location of casings cathode protection external anodes, and utility crossings should all be recorded on the. as-built drawings Releasing air or water pressure through valves, at a test head, after the testing of a pipe is called a____________. blow down The side of the ri...

Pipefitting Nccer Level 2 Exam 2024 Gravity flow systems - ANSWER-Consist of piping that is sloped to allow flow and is not pressurized. These systems usually includes storm and sanitary during services. Boiling - ANSWER-When water flows upward into the bottom of the cut. A high water table is one of the causes of boiling. Trench width and depth - ANSWER-Determines the load that the pipe has to support once backfilling is complete Thrust blocks - ANSWER-Designed by engineers, help restrain t...

API 1169 Study test questions test RM#3 One main category variable of pressure test planning that an operator must consider is the _________________. purpose Field beveling of pipe ends by manual oxygen cutting is acceptable if authorized by the company. True Location of casings cathode protection external anodes, and utility crossings should all be recorded on the. as-built drawings Releasing air or water pressure through valves, at a test head, after the testing of a pipe is...

2a Hoisting license Questions With Solutions Dot stands for Department of transportion When do you do your walk around of the equpiment Before you start it In the one to one sloping ratio what does the 2nd one represent Depth or verticle rise On a track machine the gears should be where In the rear When load leveling when do you deploy your stablizers Before you make the lift When backfilling an excavation you should use a Small lift , shade the ditch