When soil is compacted - Study guides, Class notes & Summaries

ISA ARBORIST CHAPTER 13/ EXAM REVIEW QUESTIONS AND ANSWERS, GRADED A+ Name five ways that trees can be adversely affected by construction. - -root injury soil compaction injury to trunk or branches grade change excavation/severing root system When soil is compacted, the _______ _______ between soil particles is reduced. - -pore space The phases of land development are... - -site clearing and demolition rough grading utility installation and grading construction final grading and land...

NICET Soils level 1 Latest Update | Verified Answers | Define C117 The determination of the amount of material finer than a 75-um (No.200) sieve What is the significance of C136? -To determine the grading of materials, -compliance of particle size distribution, -provide data for control of production of various aggregate -developing relationships concerning porosity and packing What procedure should always be used unless otherwise specified in c117? Procedure A What is an appropriate wetting ...

SCSC 301 TEST QUESTIONS AND ANSWERS Which horizon is not part of the soil solum? - ANSWER- C Organic matter in soil typically accounts for ____% or less of the soils total volume. - ANSWER- 5% Pore space in soil may contain either _____ or _____ - ANSWER- Air Water Soils are the result of ______ and biota acting on parent material over time as modified by ______ - ANSWER- Climate Topography Though plants depend on soil for growth, which of the items below is found in soil, but not ...

Nicet Highway Construction Level 3: Exam Review Questions and answers, rated A+/ What is Mechanically Stabilized Earth (MSE)? A Mechanically Stabilized Earth (MSE) retaining wall is a composite structure consisting of alternating layers of compacted backfill and soil reinforcement elements, fixed to a wall facing What is A Mechanically Stabilized Earth (MSE) derived from? The stability of the wall system is derived from the interaction between the backfill and soil reinforcements, inv...

ICC AST Installation- Retrofitting Questions and Answers Rated A+ to allow passage between tanks for inspection provide a minimum of? 1/6 of the sum of the adjacent tank diameters, but not less then 3 feet. pressure vacuum vents remain normally closed, only opened when the pressure inside the tank reaches? 2 through 16 ounces per square Inch or a vacuum of 0.5 through 1.0 ounces per square inch. the primary criterion for tank foundation design is the allowable bearing pressure o...

rock Naturally occurring solid mixture of 1 or more minerals and organic matter. rock cycle series of process in which rock forms changes is destroyed and reforms by geological processes erosion process by which wind water ice or gravity transports soil and sediment from one location to another Deposition the process in which eroded material is laid down composition chemical make-up of a rock texture quality of a rock based on the size, shape and position...

Nicet Level 2: Earth Work Already Rated A+ What does the Sand Cone Method Determine? In-place density of soil and aggregates Mass for sand cone test should be recorded to nearest? Sand cone test can also be used to determine? 0.01lbs Moisture content and dry mass of excavated soil How to determine percent compaction? Dry Density/Lab max density x 100 What size particles should not be used during the sand cone test? particles passing #200 sieve and non-retained in #10 sie...

REHS Study Guide Questions and Answers Rated A What is the depth at which flies can emerge from a landfill? 6 inches compacted and 5 inches noncompacted Why is the use of cooper sulfate crystals recommended for some septic tanks systems It will destroy roots that the solutions comes in contact with What is the overall purpose of bar screens, comminutors, and grit chambers when it comes to wastewater treatment? It removes larger solid What is the most plentiful form of available water? Groundw...

SCSC 301 TEST QUESTIONS AND ANSWERS Which horizon is not part of the soil solum? - ANSWER- C Organic matter in soil typically accounts for ____% or less of the soils total volume. - ANSWER- 5% Pore space in soil may contain either _____ or _____ - ANSWER- Air Water Soils are the result of ______ and biota acting on parent material over time as modified by ______ - ANSWER- Climate Topography Though plants depend on soil for growth, which of the items below is found in soil, but not ...

ASME B30.5 - Mobile and Locomotive cranes, all types ASME B30.3 - Tower Cranes ASME B30.23 - Personel Lifting Regs OSHA 29 CFR 1926.1400 Series - Cranes & Derrick's used in Construction regs. Rotation Resistant Wire Rope - 2 randomly broken wires in 6 diameters. 4 randomly broken wires in 30 diameters. Safety factor 5.0 Safety factor personel lifts 10-1 ASME B30.9 - Slings Personel Platforms ASME B30.23 - Maximum Wind 15mph Cranes capacity not exceed 50% Riggi...