Environmental engg. pavel
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The document discusses the benefits of exercise for both physical and mental health. Regular exercise can improve cardiovascular health, reduce symptoms of depression and anxiety, enhance mood, and boost brain function. Staying physically active helps fight diseases, increases cognitive abilities, and promotes better sleep.
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We are committed to helping people solve their divorce and injury law needs, we have a proven track record of success. We give each client the personal attention they deserve and you can be confident that your case will be handled with competence and care.
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The document discusses methods for determining the load carrying capacity of pile foundations. The load carrying capacity has two components: skin friction and end bearing. Several methods are available to calculate skin friction and end bearing for cast-in-situ and driven piles. The document provides equations that can be used to calculate the ultimate skin friction and end bearing capacity for cohesive and cohesionless soils. The total ultimate load capacity is the sum of the skin friction and end bearing capacities. The design load capacity is calculated by dividing the total ultimate load capacity by a factor of safety of 4.0.Marshal mix design
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This document provides an overview of the Marshall mix design method for asphalt concrete. The key steps include:
1) Preparing asphalt concrete specimens with varying bitumen contents and compacting them using a Marshall hammer.
2) Testing the specimens for properties like stability, flow, density and air voids to determine the optimum bitumen content.
3) The optimum bitumen content is taken as the average of the contents that produce maximum stability, maximum density and air voids of 4%.
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3. Equilibrium equations are also used to determine influence lines by relating reactions, shears and moments. General expressions for shear and bending moment over a beam with multiple spans are presented.Environmental engg. pavel
Environmental engg. pavelPrionath Roy
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The document discusses the benefits of exercise for mental health. It states that regular exercise can help reduce anxiety and depression and improve mood and cognitive function. Exercise causes chemical changes in the brain that may help alleviate symptoms of mental illnesses.
Document given by hassan
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The document summarizes load reduction factors from the ACI code for different structural members and conditions. It also provides equations and steps for designing reinforced concrete beams, columns, footings, and prestressed concrete members.Construction engineering formula sheet
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This document provides formulas and information relevant to earthwork construction, site layout, material properties, equipment production rates, scheduling, formwork design, and worker safety. Key points include formulas for excavation volumes, density and moisture content calculations, haul distances by equipment type, concrete mix design, lateral pressure on formwork, crane stability calculations, production rates for common equipment, critical path method network analysis, and OSHA safety statistics.Civil engineering suggestions for wasa
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1. This document provides civil engineering exam preparation suggestions for the upcoming WASA examination. It lists 18 key topics to focus on, including how to calculate lengths and bearings of lines, properties like fineness modulus and slenderness ratio, surveying techniques like back sights and fore sights, structural analysis concepts like bending moment diagrams and influence lines, structural member design of beams, columns, slabs, and foundations, hydrology topics like aquifer discharge and channel design, soil mechanics topics like soil-water relationships and consolidation, and construction management topics like pumps and the critical path method.Civil engineering suggestions for upcoming examination
Civil engineering suggestions for upcoming examinationPrionath Roy
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1. This document provides civil engineering exam preparation suggestions for the upcoming WASA examination. It lists 18 key topics to focus on, including how to calculate lengths and bearings of lines, properties like fineness modulus and slenderness ratio, surveying techniques like back sights and fore sights, structural analysis concepts like bending moment diagrams and influence lines, structural member design of beams, columns, slabs, and foundations, hydrology topics like aquifer discharge and channel design, soil mechanics topics like soil-water relationships and consolidation, and construction management topics like pumps and the critical path method.Borrow pit-volumes
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The document discusses soil phase relationships and concepts related to borrow pit volumes. It defines key terms like specific gravity, moisture content, void ratio, porosity, unit weights, and explores relationships between these terms. It also covers volume change factors related to excavation, loading and shrinkage. The borrow pit method for calculating soil volumes is described, involving taking elevation measurements at grid points to determine cut volumes. Example problems demonstrate calculations for cut volumes, hauled soil volumes, and volumes remaining in borrow pits.Bearing capaciy equations
Bearing capaciy equationsPrionath Roy
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1. There are several bearing capacity equations proposed by researchers to estimate the load carrying capacity of shallow foundations.
2. For cohesive soils, the net ultimate bearing capacity is calculated based on the undrained cohesion of the soil, depth of the foundation, width and length of the foundation.
3. For cohesionless soils, the allowable bearing capacity is calculated using the corrected SPT value, depth factor, width and length of the foundation, and tolerable settlement depending on if the width is less than or greater than 4 feet.More Related Content
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Pile capacity equations
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The document discusses methods for determining the load carrying capacity of pile foundations. The load carrying capacity has two components: skin friction and end bearing. Several methods are available to calculate skin friction and end bearing for cast-in-situ and driven piles. The document provides equations that can be used to calculate the ultimate skin friction and end bearing capacity for cohesive and cohesionless soils. The total ultimate load capacity is the sum of the skin friction and end bearing capacities. The design load capacity is calculated by dividing the total ultimate load capacity by a factor of safety of 4.0.Marshal mix design
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This document provides an overview of the Marshall mix design method for asphalt concrete. The key steps include:
1) Preparing asphalt concrete specimens with varying bitumen contents and compacting them using a Marshall hammer.
2) Testing the specimens for properties like stability, flow, density and air voids to determine the optimum bitumen content.
3) The optimum bitumen content is taken as the average of the contents that produce maximum stability, maximum density and air voids of 4%.
4) Graphs of properties vs bitumen content are used to identify the optimum content meeting specifications.Load reduction factor_膿
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The document provides information on load reduction factors according to ACI code section 9.3 for different structural members. It also provides design steps and calculations for an under reinforced steel beam and a reinforced concrete footing. Additionally, it discusses pre-stressed concrete and losses of pre-stressing such as elastic shortening, creep, shrinkage, steel relaxation, anchorage slip, frictional loss, and bending of member.Influence linebeams (ce 311)
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2. Example problems are worked out step-by-step to show how to construct influence lines for a simple beam and a beam with a hinge support. The influence lines provide the response of the structure due to a moving unit load.
3. Equilibrium equations are also used to determine influence lines by relating reactions, shears and moments. General expressions for shear and bending moment over a beam with multiple spans are presented.Environmental engg. pavel
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1. This document provides civil engineering exam preparation suggestions for the upcoming WASA examination. It lists 18 key topics to focus on, including how to calculate lengths and bearings of lines, properties like fineness modulus and slenderness ratio, surveying techniques like back sights and fore sights, structural analysis concepts like bending moment diagrams and influence lines, structural member design of beams, columns, slabs, and foundations, hydrology topics like aquifer discharge and channel design, soil mechanics topics like soil-water relationships and consolidation, and construction management topics like pumps and the critical path method.Civil engineering suggestions for upcoming examination
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1. This document provides civil engineering exam preparation suggestions for the upcoming WASA examination. It lists 18 key topics to focus on, including how to calculate lengths and bearings of lines, properties like fineness modulus and slenderness ratio, surveying techniques like back sights and fore sights, structural analysis concepts like bending moment diagrams and influence lines, structural member design of beams, columns, slabs, and foundations, hydrology topics like aquifer discharge and channel design, soil mechanics topics like soil-water relationships and consolidation, and construction management topics like pumps and the critical path method.Borrow pit-volumes
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1. There are several bearing capacity equations proposed by researchers to estimate the load carrying capacity of shallow foundations.
2. For cohesive soils, the net ultimate bearing capacity is calculated based on the undrained cohesion of the soil, depth of the foundation, width and length of the foundation.
3. For cohesionless soils, the allowable bearing capacity is calculated using the corrected SPT value, depth factor, width and length of the foundation, and tolerable settlement depending on if the width is less than or greater than 4 feet.Ad exam
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