Hi! can someone help me answer these 3 problems, please. Thank you! Problem No. 1A symmetrical parabolic curve connects two grades of 6% and -4%. It is to passthrough a point "P"on the curve at station 25 + 140 having an elevation of 98.34. If theelevation of the grade of intersection is 100m with a stationing of 25 + 160. CalculatethefollowingA. Itthe curve a sag or a summit?B. Length the curveC. Stationing of the highest/lowest point on the curve.D. Eleavtion of station 25+ 120 on the curve.PROBLEM NO. 2A symmetrical parabolic curve passes through point A whose elevation is 23.23m ata distance of 54m from the PC. The elevation of the PC at station 4 + 100 is 22.56.The grade at the back tangent is +2% and length of the is 120 m. Compute thefollowing:A. The grade of the forward tangentB. Stationg and elevation of the highest point of the curveProblem no. 3A forward tangent having a slope of -4% intersects the back tangent having aslope +7% at point V at stations 6 + 300 having an elevation of 230m. It isrequired to connect the two tangents with an unsymmetrical parabolic curvethat shall pass through point A on the curve having the elevation of 227.57m atstation 6+ 270. The length of the curve on the side of the back tangent is 60m.A. Determine the length of the curve on the side of the forward tangent.B. Determine the stationing and elevation of the highest point on theCurve.

The given data is as follows: Grades in curve=6% =-4%Stationing of point…

Problem No. 1 A symmetrical parabolic curve connects two grades of 6% and -4%. It is to pass through a point "P"on the curve at station 25 +140 having an elevation of 98.34. If the elevation of the grade of intersection is 100m with a stationing of 25+ 160. Calculate thefollowing A Itthe curve a sag or a summit? B Length the curve C Stationing of the highest/lowest point on the curve.

Problem No. 1 A symmetrical parabolic curve connects two grades of 6% and -4%. It is to pass through a point "P"on the curve at station 25 +140 having an elevation of 98.34. If the elevation of the grade of intersection is 100m with a stationing of 25+ 160. Calculate thefollowing A Itthe curve a sag or a summit? B Length the curve C Stationing of the highest/lowest point on the curve.

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Management of Labor

Labor, worker or construction laborer are the skilled workers employed in the construction site who performs several works which demand physical strength. The laborer's task is very challenging and often leads to fatigue and exhaustion. Depending on the nature of work, a construction firm may employ many laborers. The laborers prepare sites for construction works, loading and unloading of materials, removing hazards, dismantling, overhauling of equipment, shifting materials, and assisting higher officials. The labor may also require to operate special equipment depending upon its expertise. In a nutshell, the laborer's work is essential and challenging sometimes, and their involvement help to finish the construction process on time.A labor manager undertakes the task of labor-management in a construction site. He helps in the organization of the project by wisely and systematically managing the laborers involved with the project. A labor manager hires people with the expertise, to deliver the right productivity. Proper labor management will ensure high productivity, right skills utilization, availability of workers on time, and timely project completion.

Question

Hi! can someone help me answer these 3 problems, please. Thank you!

Problem No. 1
A symmetrical parabolic curve connects two grades of 6% and -4%. It is to pass
through a point "P"on the curve at station 25 + 140 having an elevation of 98.34. If the
elevation of the grade of intersection is 100m with a stationing of 25 + 160. Calculate
thefollowing
A. Itthe curve a sag or a summit?
B. Length the curve
C. Stationing of the highest/lowest point on the curve.
D. Eleavtion of station 25+ 120 on the curve.
PROBLEM NO. 2
A symmetrical parabolic curve passes through point A whose elevation is 23.23m at
a distance of 54m from the PC. The elevation of the PC at station 4 + 100 is 22.56.
The grade at the back tangent is +2% and length of the is 120 m. Compute the
following:
A. The grade of the forward tangent
B. Stationg and elevation of the highest point of the curve
Problem no. 3
A forward tangent having a slope of -4% intersects the back tangent having a
slope +7% at point V at stations 6 + 300 having an elevation of 230m. It is
required to connect the two tangents with an unsymmetrical parabolic curve
that shall pass through point A on the curve having the elevation of 227.57m at
station 6+ 270. The length of the curve on the side of the back tangent is 60m.
A. Determine the length of the curve on the side of the forward tangent.
B. Determine the stationing and elevation of the highest point on the
Curve.

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