The annual rainfall data at station Axyz and the average annual rainfall values of the neighboring stations are randomly listed below. Using the Double Mass Method, test the consistency of the given data at station Axyz and correct if any discrepancy occurs. What is the estimated Mean Value of Annual Precipitation at Station Axyz? You may use Microsoft Excel. Average Rainfall of the group Annual Rainfall at Year station Axyz 2012 365 320 2017 415 436 2011 471 446 2002 397 462 2013 475 468 1993 387 469 2003 422 491 2005 398 520 2004 454 530 1995 472 530 1998 475 536 2016 546 548 1997 477 578 1994 581 596 2001 547 619 2020 641 625 1992 547 649 2014 641 655 2000 589 656 2009 598 675 1999 630 689 2015 758 710 2019 763 725 2018 758 727 2021 857 833 2006 743 834 1996 812 880 2010 874 924 2008 574 1215 2007 634 1910

The annual rainfall data at station Axyz and the average annual rainfall values of the neighboring stations are randomly listed below. Using the Double Mass Method, test the consistency of the given data at station Axyz and correct if any discrepancy occurs. What is the estimated Mean Value of Annual Precipitation at Station Axyz? You may use Microsoft Excel. Average Rainfall of the group Annual Rainfall at Year station Axyz 2012 365 320 2017 415 436 2011 471 446 2002 397 462 2013 475 468 1993 387 469 2003 422 491 2005 398 520 2004 454 530 1995 472 530 1998 475 536 2016 546 548 1997 477 578 1994 581 596 2001 547 619 2020 641 625 1992 547 649 2014 641 655 2000 589 656 2009 598 675 1999 630 689 2015 758 710 2019 763 725 2018 758 727 2021 857 833 2006 743 834 1996 812 880 2010 874 924 2008 574 1215 2007 634 1910

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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2. Given below are the rainfall data in station S with missing observations for more than three months. Rainfall data in stations A, B and C as index stations are also given. Reconstitute the annual total and the missing monthly values of rainfall in station S using the normal-ratio method and regression correlation analysis. Index Stations Station S A B C Month Total Normal Total Normal Total Normal Total Normal (2007) (15yrs) 15.4 (2007) (15yrs) 2.1 2.0 (2007) (15yrs) (2007) (15yrs) 2.0 5.9 22.1 January February 5.6 42.4 5.5 74.1 5.5 2.5 7.6 7.3 5.7 2.8 20.1 March 8.0 31.6 14.1 10.0 13.8 2.6 33.5 41.3 April Мay June 22.1 53.3 29.1 8.3 25.3 24.1 37.0 missing missing 430.5 293.6 127.7 127.4 208.4 189.2 141.5 152.9 490.7 524.0 474.2 263.3 550.1 273.9 241.7 277.7 239.8 July August September missing October 489.9 327.8 582.9 314.4 288.4 531.1 596.0 704.2 448.7 455.1 414.6 224.7 296.7 473.4 407.0 292.6 371.1 303.8 339.7 262.7 missing 195.0 88.5 82.0 68.6 205.0 240.1 248.4 November 54.8…
For the following precipitation data, compute the average precipitation by; The arithmetic mean average method Thiessen Polygon method
9.
The annual precipitation at stations A, B, C and D are given below. In 1981, station D was permanently relocated to a new location. Determine the values of precipitation for the adjusted years by using a double mass curve
Figure 2.2 shows a catchment with seven rain guage stations inside it and three stations outside. The rainfall recorded by each of these stations are indicated by the figure. Draw the figure to an enlarged scale and calculate the mean precipitation method by Thiessen-mean method.
1) Rainfall data of 4 stations in the same region are given in Table. a) Estimate the missing data of the station Y by weighted arithmetic mean method b) Test the homogeneity of the data in station (Y) using the data of stations (X1, X2 and X3) with double mass curve method. Year X1 2010 811 2011 881 2012 941 2013 751 2014 741 2015 1021 2016 901 2017 1991 2018 1241 2019 1011 X2 691 771 811 691 671 891 801 1031 1151 931 X3 641 701 761 611 576 801 741 911 1001 821 200 250 300 600 ? 825 730 950 1040 800
Using a rainfall of 386 mm for rain gauge Station D, determine the average depth of rainfall that fell for the watershed using the arithmetic average, and Thiessen polygon method. The areas for the Thiessen polygon method are given in the table above for each station. Determine the average depth of rainfall for a watershed using the isohyetal method given the data below. Isohyet (mm) Area Associated (km²) 30 - 40 20 20 - 30 45 10 - 20 35 under 10