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Showing posts with label Civil Construction. Show all posts
Showing posts with label Civil Construction. Show all posts

Monday, January 16, 2012

Volume Calculation


Volume Calculation
Cube
side3
Rectangular Prism
side1 * side2 * side3
Sphere
(4/3) * pi * radius3
Ellipsoid
(4/3) * pi * radius1 * radius2 * radius3
Cylinder
pi * radius2 * height
Cone
(1/3) * pi * radius2 * height
Pyramid

Torus
(1/3) * (base area) * height
(1/4) * pi2 * (r1 + r2) * (r1 - r2)2

Area Calculation Formulas

Area Calculation Formulas

Square
side2
Rectangle
length * width
Parallelogram
base * height
Triangle
base * height / 2
Regular n-polygon
(1/4) * n * side2 * cot(pi/n)
Trapezoid
height * (base1 + base2) / 2
Circle
pi * radius2
Ellipse
pi * radius1 * radius2
Cube (surface)
6 * side2
Sphere (surface)
4 * pi * radius2
Cylinder (surface of side)
perimeter of circle * height
2 * pi * radius * height
Cylinder (whole surface)
Areas of top and bottom circles + Area of the side
2(pi * radius2) + 2 * pi * radius * height
Cone (surface)
pi * radius * side
Torus (surface)
pi2 * (radius22 - radius12)

Perimeter Formulas


Perimeter Formulas

Square
4 * side
Rectangle
2 * (length + width)
Parallelogram
2 * (side1 + side2)
Triangle
side1 + side2 + side3
Regular n-polygon
n * side
Trapezoid
height * (base1 + base2) / 2
Trapezoid
base1 + base2 + height * [csc(theta1) + csc(theta2)]
Circle
2 * pi * radius
Ellipse
4 * radius1 * E(k,pi/2)
E(k,pi/2) is the Complete Elliptic Integral of the Second Kind
k = (1/radius1) * sqrt(radius12 - radius22)

Road Super Elevation Calculation

Road Super Elevation control and calculation
click for Excel File

Super Elevation
Raduis  
<><> <><> <><> <><>
1000.000
width of carrirage way (G)
7.300
Speed km/h 80.000
Speed m/second 22.222
Slope / meter 0.05033916
slope  % 5.034
Raduis 500.000
width of carriage way (G)
<><> <><> <><> <><>
7.300
Slope / meter 0.101
Speed / m / second 22.222
Speed  km / h 80.000

Vertical Curve Solve

Vertical Curve Solve:
Value of K = LENGTH / (G2-G1)







Formula For Vertical Curve
BVC Station 10+000.000
BVC Elevation 900.000
i1    (grade 1) 1.000%
i2    (grade 2) -1.500%
Length of  300
vertical curve
Y1 3.750
K 4.16667E-05
Station Design level
BVC 10+000.000 900.000
10+025.000 900.224
10+050.000 900.396
10+075.000 900.516
10+100.000 900.583
10+125.000 900.599
10+150.000 900.563
10+175.000 900.474
10+200.000 900.333
10+225.000 900.141
10+250.000 899.896
10+275.000 899.599
10+300.000 899.250
10+325.000 898.849
10+350.000 898.396
10+375.000 897.891
10+400.000 897.333
10+425.000 896.724
10+450.000 896.063
10+475.000 895.349

Saturday, January 14, 2012

Rate Analysis of Expansion Joint in Bridge

RATE ANALYSIS OF EXPANTION JOINT
Download Excel File
Sr No. Description Item No. Unit Quantity Rate Total Amount       (Rs.) Remarks
1 From AISC Specification
Wt. of 3/8'' plate per sft = 16.38 lbs /sft
Wt. of Angle Iron 2''x 2''x1/4'' = 3.19 lbs/ sft
Wt. of 10'' - 3/8'' dia rod = 0.376 kg/ft
2 Expansion Joint / Ft.
 Steel plate 3'' x 12''  20.15 kg 1.86 25.10 46.64 Wt.=((3/12*1)*16.38)/2.204
 2 Nos. Angle Iron 2''x2''x1/4''  20.15 kg 2.89 25.10 72.66 Wt.=2*3.19/2.204
 2 Nos. 3/8'' dia Steel rods (4000 psi) 5.34(a) kg 0.627 53.40 33.46 Wt.=2*0.376*10/12
Tack weld (Plate & 3/8'' dia rod) L.S. 1 10.00 10.00
 Sub-Total 162.76
Add 10 % 16.28
 Total 179.03

G.I.Pipe Railing on Bridges

click for excel file
G.I.Pipe Railing on Bridges

 Material   S.NO.              1               1               2               3
 Dia of pipe in inches              2                  2               2
 Thickness of wall in mm              3      
 Rate per 100'              4       10,125       14,250       14,250
 Adustorum 1%              5           101           112           112
 Wastage 2%              6           203           224           224
 Specials 20%              7        5,063        2,850        7,125
 Surface Treatment outer surface with paint              8           450           500           500
 Total 4+5+6+7+8              9       15,941       17,936       22,211
 Contractor,s Profit 10%            10        1,594        1,425        2,043
 Total            11       17,535       19,361       24,254
       
 Labour   No of joints in line            12               5               5               5
 Progress            13               8               5               5
 Daily labour  chargeses            14        1,155        1,155        1,155
 Cost per joint            15           144           231           231
  Jointing material+threading, fixing in P.C.C 1:2:4
(P.joint)  
          16           200           250           250
 Total(15+16)*12            17        1,144        1,481        2,405
 Carriage            18           153           153           153
 Testing            19             50             50             50
 Total            20        1,348        1,684        2,608
       
 Add 10% Contractor's profit 17+18+19            21             -               -             261
 Total            22             -               -             261
       
 RATE   Composite for 100 (11+22)            23               8               5               5
 Labour for per foot20/100            24               -               -  
 Composite for per foot 21/100            25           190               0               0
 LABOUR     
 Plumber   1No            300
 Coolie              2           300
 Mason              1           150
 Painter              1           300
 Total           1,050
 Add10%Sundr              105
 Total           1,155