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novateur publications international journal of research publications in engineering and technology issn 2454 7875 volume 3 issue 5 may 2017 comparison and design of water tank rest on ground by ...

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                                                                                                                                                                                                                                                                                                                 NOVATEUR PUBLICATIONS  
                                                                                                                 International Journal of Research Publications in Engineering and Technology [IJRPET]  
                                                                                                                                                                                                                                                                                                                                                  ISSN: 2454-7875                                                                                                                     
                                                                                                                                                                                                                                                                                               VOLUME 3, ISSUE 5,May -2017 
                                               COMPARISON AND DESIGN OF WATER TANK REST ON GROUND BY 
                                                                                                                                                   LSM AND WSM – A REVIEW 
                                                                                                                                                                                                                                            
                                                                                                                                                                                                      R.N.MULANI
                                                                     UG student, Department of Civil Engineering ,S.B.Patil College Of Engineering,Indapur,Maharashtra, 
                                                                                                                                                                                    mulanirn96@gmail.com 
                                                                                                                                                                                                                         
                                                                                                                                                                                                          V.S.PATIL 
                                                                     UG student, Department of Civil Engineering ,S.B.Patil College Of Engineering,Indapur,Maharashtra, 
                                                                                                                                                                              vishalpatil5542@gmail.com 
                                                                                                                                                                                                                         
                                                                                                                                                                                                        M.A.PATIL                                                                                                                                                        
                                                                  UG student, Department of Civil Engineering ,S.B.Patil College Of Engineering,Indapur,Maharashtra
                                                                                                                                                                                                                         
                                                                                                                                                                                                     P.G.MASTUD                                                                                                                                                          
                                                                  UG student, Department of Civil Engineering ,S.B.Patil College Of Engineering,Indapur,Maharashtra
                                                                                                                                                                                                                         
                                                                                                                                                                                                        V.N.PARDE                                                                                                                                                        
                                                                  UG student, Department of Civil Engineering ,S.B.Patil College Of Engineering,Indapur,Maharashtra
                                                                                                                                                                                                                                               
                                                                                                                                                                                                    P.R.UKIRADE                                                                                                                                                          
                                                                  UG student, Department of Civil Engineering ,S.B.Patil College Of Engineering,Indapur,Maharashtra
                                                                                                                                                                                      PROF.CHOUDHARIV.A.                                                                                                                                                                                     
                                          Assistant professor, Department of Civil Engineering ,S.B.Patil College Of Engineering,Indapur, Maharashtra                                                                                                                                                                                                                                         
                                         ABSTRACT:                                                                                                                                                                                live a healthy life. High demand for clean, safe drinking 
                                                                   In  the  new  version  of  the  IS  3370-2009                                                                                                                  water increases day by day as no one can live without 
                                         Code  of  Practice  for  concrete  structures  for  the                                                                                                                                  water. It becomes necessary for the storage of water. 
                                         storage of liquids that has adopted the widely used                                                                                                                                      Water  is  usually  stored  in  concrete  tanks  and  then 
                                         limit state method. According to the provisions of                                                                                                                                       pumped  water  into  different  areas  to  serve  the 
                                         the  previous  version  of  the  Code  (IS  3370-1965),                                                                                                                                  community. 
                                         design of water tanks is only allowed by the work                                                                                                                                                               Water  tanks  can  be  classified  as  overheads, 
                                         effort method. The study was conducted to compare                                                                                                                                        based on ground or underground depending on your 
                                         the design provisions of IS 3370 (1965) and IS 3370                                                                                                                                      location. Tanks can be made of steel or concrete. Tanks 
                                         (2009). In this study, a comparison of water design                                                                                                                                      resting  on  the  ground  are  usually  circular  or 
                                         reservoirs using Stress Limiting Worker methods is                                                                                                                                       rectangular in shape and used when needed to store 
                                         performed. In order to carry out the comparative                                                                                                                                         large  amounts  of  water.  The  water  tanks  above  are 
                                         design of the study, the three types of water tanks                                                                                                                                      used to deliver water directly through gravity flow and 
                                         set up a circular reservoir with a capacity of 500 kl,                                                                                                                                   are  typically  fewer  capacities.  As  above  the  water, 
                                         an  elevated  square  reservoir  of  the  tank  with  a                                                                                                                                  tanks are open to the public, its shape is influenced by 
                                         capacity of 250 kl and a rectangle of groundwater                                                                                                                                        the aesthetic aspect of the environment. 
                                         250 kl of its  capacity.  The  quantities  of  materials                                                                                                                                                        Water                      storage                        tanks                    are               designed                            in 
                                         were calculated for each problem. The results are                                                                                                                                      accordance with the IS 3370 This code has been revised 
                                         presented as graphs and tables and noted that the                                                                                                                                      in 2009. In the pre-updated version, tanks are designed 
                                         state water tank design method is more economical                                                                                                                                      with  the  process  of  tension  and  work  philosophy  no 
                                         since  the  amount  of  material  required  is  less                                                                                                                                   cracking.  In  accordance  with  IS  3370:  2009,  it  has 
                                         compared to the work effort method.                                                                                                                                                    authorized  the  limit  states  method.  Therefore,  this 
                                         KEYWORDS:  working  stress  method,  limit  state                                                                                                                                      study was to compare the rules of IS 3370: 1965 and IS 
                                         method, effective cost.                                                                                                                                                                3370: 2009 and analyzes the profitability with respect 
                                                                                                                                                                                                                                to  the  amount  of  steel  and  concrete  reinforcement, 
                                         1.  INTRODUCTION                                                                                                                                                                       comparing  the  design  effects  of  various  types  of 
                                                                  Water is seen as the source of every creation                                                                                                                 reservoirs Water pressure Methods Design work. 
                                           and is, therefore, a very important element for a man to                                                                                                                              
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                                                                                                    NOVATEUR PUBLICATIONS  
                                     International Journal of Research Publications in Engineering and Technology [IJRPET]  
                                                                                                               ISSN: 2454-7875                                                                                                                     
                                                                                                         VOLUME 3, ISSUE 5,May -2017 
              2.  GENERAL  REQUIREMENTS  ACCORDING    TO  (IS:            concrete  has  a  high  degree  of  sealing.  They  should 
              3370-1965):                                                 minimize  honeycomb  and  separation  aggregate,  as 
               CONCRETE - In the construction of concrete structures      these lead to defects that are responsible for leakage 
              for the storage of liquids, impermeability of concrete is   water storage structures. 
              an  important  basic  requirement.  Aggregates  and                 For a given mix of specific materials, there is 
              Cement  must  be  provided  to  produce  high-quality       one under water-cement that can be used economically 
              concrete. The permeability of any uniformly compacted       at any work-related boundary. It is necessary to choose 
              concrete and the mixing ratio depends largely on the        a compatible mixture rich with available agglomerates, 
              water-cement ratio. While an increase in the ratio of       whose  particle  shape  and  classification  have  an 
              water  cement  leads  to  an  increase  in  intrinsic       important role in workability being sufficient for the 
              permeability, a very low water-cement ratio a mixture       selected compacting media. 
              with  a  given  cement  can  cause  compression  content            The minimum cement content, maximum water 
              difficulties  and  can  thus  be  equally  harmful.  The    cement  ratio  and  a  minimum  grade  of  concrete  are 
              mixture  must  be  designed  so  that  the  resulting       tabulated below. 
                                                                   Table 2.1 
                         Minimum Cement Content, Maximum water- Cement Ratio and Maximum Grade of Concrete 
                                                                                                                                 
                      For small tanks with a capacity of up to 50 m3      3.1  COMPARISON IN  MINIMUM  REINFORCEMENT: 
              in places where there is difficulty in providing specific            A   comparison    of   provisions   regarding 
              M30 grades, the minimum amount of concrete can be           minimum reinforcement is shown below in Table 3.1. 
              taken as M25 in different areas of coastal areas.                                       
                                                                                                      
                                                                        
                                                                        
                                                                        
                                                                        
                                                                        
                                                                        
                                                                        
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                                                                                                          NOVATEUR PUBLICATIONS  
                                       International Journal of Research Publications in Engineering and Technology [IJRPET]  
                                                                                                                     ISSN: 2454-7875                                                                                                                     
                                                                      Table 3.1                               VOLUME 3, ISSUE 5,May -2017 
                                                    Comparison of Minimum Reinforcement Provisions 
                                                                                                                                        
                                                                     81 | P a g e  
               
                                                                                                                                                        NOVATEUR PUBLICATIONS  
                                                        International Journal of Research Publications in Engineering and Technology [IJRPET]  
                                                                                                                                                                         ISSN: 2454-7875                                                                                                                     
                                                                                                                                                       VOLUME 3, ISSUE 5,May -2017 
                     3.2         COMPARISON IN PERMISSIBLE STRESSES:                                                         Where, Pcrit = critical steel ratio, that is, The 
                                 Provisions  regarding  permissible  stresses  in                                minimum ratio of the steel surface to the total surface 
                     steel  reinforcement  different  conditions  have  been                                     of the entire concrete section to distribute the 
                     tabulated for the two codes.                                                                cracking; 
                        Table 3.2 Comparison of Provisions for Permissible                                             fct = direct tensile strength of the immature 
                                                  Stresses in Steel                                              concrete Maximum spacing of crack SMax shall be 
                                                      Permissible             Permissible                        given by the formula:; 
                                                      Stresses in              Stresses in                        
                                                         N/mm2                    N/mm2                                        fct      
                                                    IS 3370 -1965            IS 3370 -2009                       SMax =   fy × 2  
                                                                                       
                           Type of Stress           Plain       High                                                              
                                                               strengt      Plain        High                    Where,  fct/fb   = ratio of the tensile strength of the 
                                                   round                                                         concrete (fct) to the average bond strength between 
                                                                   h        round       strengt                   
                                                    mild                                                         Concrete and steel which can be taken as 2/3 for 
                                                                defor        mild          h                     immature concrete ø = size of each reinforcing bar, and 
                                                    steel                                                         
                                                                 med         steel     deform                    ρ = steel ratio based on the gross concrete section. 
                                                    bars 
                                                                bars         bars      ed bars                    
                                                                                                                 The width of a completely developed crack due to 
                           Tensile stress                                                                        ventilation shrinkage and 'heat of hydration' 
                           in members                                                                            contraction in lightly reinforced restrained walls and 
                           under direct             150          150         115          130                    slabs may be obtained from: 
                           Tension                                                                                
                                                                                                                 WMax = SMax  X     T1 
                           Tensile stress                                                                                                    2
                           in members                                                                             
                           under direct                                                                          Where , α = coefficient of thermal expansion of mature 
                           Tension                                                                                                         -5 
                           a)On liquid             150          150         115         130                      concrete, = 1 x 10
                           retaining face                                                                         
                           b)on face away                                                                        T  = fall in temperature between the hydration peak 
                           from liquid for         150          150                                                1                       0
                           members less                                                                          and ambient. = 30  C 
                           than 225 mm                                                                            
                           c)on face away                                                                         
                           from liquid for         125          190                                              4.1.  DESIGN METHODS: 
                           members more                                                                              A thorough study through both the versions of IS: 
                           than 225 mm                                                                           3370 reveals the following four methods of designs: 
                                                                                                                     1. Working  stress  method  in  accordance  IS  3370 
                           Compressive                                                                                  (1965). 
                           stress in                                                                                 2. Working  stress  method  in  accordance  IS  3370 
                           Columns                  125          175         125          140                           (2009). 
                           subjected to                                                                              3. Limit  State  method  and  then  checking  cracking 
                           direct load                                                                                  width  by  limit  state  of  serviceability  IS  3370 
                                                                                                                        (2009). 
                     3.3  DESIGN ON BASIS OF CRACK WIDTH:                                                            4. Limit  state  design  method  by  limiting  steel 
                            According to IS 3370:2009 following assessment                                              stresses in accordance IS 3370 ( 2009 ) (Deemed 
                     is given,                                                                                          to be satisfied). 
                                            fct                                                                              The  tank  portion  of  tanks  of  different 
                               Pcrit   =     fy                                                                  capacities was designed by the above mentioned four 
                                                                                                                 methods as per the provisions of IS 3370:1965 and IS 
                                                                                                                 3370:2009.  
                                                                                                   82 | P a g e  
                      
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...Novateur publications international journal of research in engineering and technology issn volume issue may comparison design water tank rest on ground by lsm wsm a review r n mulani ug student department civil s b patil college indapur maharashtra mulanirn gmail com v vishalpatil m p g mastud parde ukirade prof choudhariv assistant professor abstract live healthy life high demand for clean safe drinking the new version is increases day as no one can without code practice concrete structures it becomes necessary storage liquids that has adopted widely used usually stored tanks then limit state method according to provisions pumped into different areas serve previous community only allowed work be classified overheads effort study was conducted compare based or underground depending your location made steel this resting are circular reservoirs using stress limiting worker methods...

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